diff options
Diffstat (limited to 'scripts')
-rw-r--r-- | scripts/Makefile.build | 6 | ||||
-rw-r--r-- | scripts/Makefile.clean | 2 | ||||
-rw-r--r-- | scripts/Makefile.host | 12 | ||||
-rw-r--r-- | scripts/Makefile.modpost | 14 | ||||
-rwxr-xr-x | scripts/checkpatch.pl | 757 | ||||
-rw-r--r-- | scripts/gen_initramfs_list.sh | 2 | ||||
-rw-r--r-- | scripts/kconfig/Makefile | 4 | ||||
-rw-r--r-- | scripts/kconfig/lex.zconf.c_shipped | 25 | ||||
-rw-r--r-- | scripts/kconfig/lkc_proto.h | 2 | ||||
-rw-r--r-- | scripts/kconfig/lxdialog/inputbox.c | 2 | ||||
-rw-r--r-- | scripts/kconfig/menu.c | 64 | ||||
-rw-r--r-- | scripts/kconfig/symbol.c | 118 | ||||
-rw-r--r-- | scripts/kconfig/zconf.tab.c_shipped | 301 | ||||
-rw-r--r-- | scripts/kconfig/zconf.y | 13 | ||||
-rwxr-xr-x | scripts/kernel-doc | 35 | ||||
-rw-r--r-- | scripts/mod/file2alias.c | 61 | ||||
-rw-r--r-- | scripts/mod/modpost.c | 30 | ||||
-rw-r--r-- | scripts/mod/modpost.h | 1 |
18 files changed, 886 insertions, 563 deletions
diff --git a/scripts/Makefile.build b/scripts/Makefile.build index 67fb4530a6ff..277cfe0b7100 100644 --- a/scripts/Makefile.build +++ b/scripts/Makefile.build @@ -27,12 +27,12 @@ ccflags-y := cppflags-y := ldflags-y := -# Read .config if it exist, otherwise ignore +# Read auto.conf if it exists, otherwise ignore -include include/config/auto.conf include scripts/Kbuild.include -# For backward compatibility check that these variables does not change +# For backward compatibility check that these variables do not change save-cflags := $(CFLAGS) # The filename Kbuild has precedence over Makefile @@ -55,7 +55,7 @@ hostprogs-y += $(host-progs) endif endif -# Do not include host rules unles needed +# Do not include host rules unless needed ifneq ($(hostprogs-y)$(hostprogs-m),) include scripts/Makefile.host endif diff --git a/scripts/Makefile.clean b/scripts/Makefile.clean index 2c647107c9cc..6f89fbb56256 100644 --- a/scripts/Makefile.clean +++ b/scripts/Makefile.clean @@ -37,7 +37,7 @@ subdir-ymn := $(sort $(subdir-ym) $(subdir-n) $(subdir-)) subdir-ymn := $(addprefix $(obj)/,$(subdir-ymn)) -# build a list of files to remove, usually releative to the current +# build a list of files to remove, usually relative to the current # directory __clean-files := $(extra-y) $(always) \ diff --git a/scripts/Makefile.host b/scripts/Makefile.host index 6943a7a5bb98..1ac414fd5030 100644 --- a/scripts/Makefile.host +++ b/scripts/Makefile.host @@ -3,9 +3,9 @@ # Binaries are used during the compilation of the kernel, for example # to preprocess a data file. # -# Both C and C++ is supported, but preferred language is C for such utilities. +# Both C and C++ are supported, but preferred language is C for such utilities. # -# Samle syntax (see Documentation/kbuild/makefile.txt for reference) +# Sample syntax (see Documentation/kbuild/makefiles.txt for reference) # hostprogs-y := bin2hex # Will compile bin2hex.c and create an executable named bin2hex # @@ -23,10 +23,10 @@ # hostprogs-y := conf # conf-objs := conf.o libkconfig.so # libkconfig-objs := expr.o type.o -# Will create a shared library named libkconfig.so that consist of -# expr.o and type.o (they are both compiled as C code and the object file +# Will create a shared library named libkconfig.so that consists of +# expr.o and type.o (they are both compiled as C code and the object files # are made as position independent code). -# conf.c is compiled as a c program, and conf.o is linked together with +# conf.c is compiled as a C program, and conf.o is linked together with # libkconfig.so as the executable conf. # Note: Shared libraries consisting of C++ files are not supported @@ -61,7 +61,7 @@ host-cobjs := $(filter-out %.so,$(host-cobjs)) host-cshobjs := $(sort $(foreach m,$(host-cshlib),$($(m:.so=-objs)))) # output directory for programs/.o files -# hostprogs-y := tools/build may have been specified. Retreive directory +# hostprogs-y := tools/build may have been specified. Retrieve directory host-objdirs := $(foreach f,$(__hostprogs), $(if $(dir $(f)),$(dir $(f)))) # directory of .o files from prog-objs notation host-objdirs += $(foreach f,$(host-cmulti), \ diff --git a/scripts/Makefile.modpost b/scripts/Makefile.modpost index cfc004e04417..a098a0454dc8 100644 --- a/scripts/Makefile.modpost +++ b/scripts/Makefile.modpost @@ -42,6 +42,13 @@ _modpost: __modpost include include/config/auto.conf include scripts/Kbuild.include + +ifneq ($(KBUILD_EXTMOD),) +# Include the module's Makefile to find KBUILD_EXTRA_SYMBOLS +include $(if $(wildcard $(KBUILD_EXTMOD)/Kbuild), \ + $(KBUILD_EXTMOD)/Kbuild, $(KBUILD_EXTMOD)/Makefile) +endif + include scripts/Makefile.lib kernelsymfile := $(objtree)/Module.symvers @@ -58,6 +65,9 @@ modules := $(patsubst %.o,%.ko, $(wildcard $(__modules:.ko=.o))) # Stop after building .o files if NOFINAL is set. Makes compile tests quicker _modpost: $(if $(KBUILD_MODPOST_NOFINAL), $(modules:.ko:.o),$(modules)) +ifneq ($(KBUILD_BUILDHOST),$(ARCH)) + cross_build := 1 +endif # Step 2), invoke modpost # Includes step 3,4 @@ -66,11 +76,13 @@ modpost = scripts/mod/modpost \ $(if $(CONFIG_MODULE_SRCVERSION_ALL),-a,) \ $(if $(KBUILD_EXTMOD),-i,-o) $(kernelsymfile) \ $(if $(KBUILD_EXTMOD),-I $(modulesymfile)) \ + $(if $(KBUILD_EXTRA_SYMBOLS), $(patsubst %, -e %,$(EXTRA_SYMBOLS))) \ $(if $(KBUILD_EXTMOD),-o $(modulesymfile)) \ $(if $(CONFIG_DEBUG_SECTION_MISMATCH),,-S) \ $(if $(CONFIG_MARKERS),-K $(kernelmarkersfile)) \ $(if $(CONFIG_MARKERS),-M $(markersfile)) \ - $(if $(KBUILD_EXTMOD)$(KBUILD_MODPOST_WARN),-w) + $(if $(KBUILD_EXTMOD)$(KBUILD_MODPOST_WARN),-w) \ + $(if $(cross_build),-c) quiet_cmd_modpost = MODPOST $(words $(filter-out vmlinux FORCE, $^)) modules cmd_modpost = $(modpost) -s diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl index 2086a856400a..64ec4b8a51b5 100755 --- a/scripts/checkpatch.pl +++ b/scripts/checkpatch.pl @@ -9,7 +9,7 @@ use strict; my $P = $0; $P =~ s@.*/@@g; -my $V = '0.14'; +my $V = '0.16'; use Getopt::Long qw(:config no_auto_abbrev); @@ -18,6 +18,7 @@ my $tree = 1; my $chk_signoff = 1; my $chk_patch = 1; my $tst_type = 0; +my $tst_only; my $emacs = 0; my $terse = 0; my $file = 0; @@ -44,6 +45,7 @@ GetOptions( 'debug=s' => \%debug, 'test-type!' => \$tst_type, + 'test-only=s' => \$tst_only, ) or exit; my $exit = 0; @@ -105,8 +107,7 @@ our $Sparse = qr{ __iomem| __must_check| __init_refok| - __kprobes| - fastcall + __kprobes }x; our $Attribute = qr{ const| @@ -158,7 +159,10 @@ sub build_types { \b (?:const\s+)? (?:unsigned\s+)? - $all + (?: + $all| + (?:typeof|__typeof__)\s*\(\s*\**\s*$Ident\s*\) + ) (?:\s+$Sparse|\s+const)* \b }x; @@ -261,17 +265,7 @@ sub expand_tabs { return $res; } sub copy_spacing { - my ($str) = @_; - - my $res = ''; - for my $c (split(//, $str)) { - if ($c eq "\t") { - $res .= $c; - } else { - $res .= ' '; - } - } - + (my $res = shift) =~ tr/\t/ /c; return $res; } @@ -288,53 +282,76 @@ sub line_stats { return (length($line), length($white)); } +my $sanitise_quote = ''; + +sub sanitise_line_reset { + my ($in_comment) = @_; + + if ($in_comment) { + $sanitise_quote = '*/'; + } else { + $sanitise_quote = ''; + } +} sub sanitise_line { my ($line) = @_; my $res = ''; my $l = ''; - my $quote = ''; my $qlen = 0; + my $off = 0; + my $c; - foreach my $c (split(//, $line)) { - # The second backslash of a pair is not a "quote". - if ($l eq "\\" && $c eq "\\") { - $c = 'X'; - } - if ($l ne "\\" && ($c eq "'" || $c eq '"')) { - if ($quote eq '') { - $quote = $c; - $res .= $c; - $l = $c; - $qlen = 0; - next; - } elsif ($quote eq $c) { - $quote = ''; - } + # Always copy over the diff marker. + $res = substr($line, 0, 1); + + for ($off = 1; $off < length($line); $off++) { + $c = substr($line, $off, 1); + + # Comments we are wacking completly including the begin + # and end, all to $;. + if ($sanitise_quote eq '' && substr($line, $off, 2) eq '/*') { + $sanitise_quote = '*/'; + + substr($res, $off, 2, "$;$;"); + $off++; + next; } - if ($quote eq "'" && $qlen > 1) { - $quote = ''; + if (substr($line, $off, 2) eq $sanitise_quote) { + $sanitise_quote = ''; + substr($res, $off, 2, "$;$;"); + $off++; + next; } - if ($quote && $c ne "\t") { - $res .= "X"; - $qlen++; - } else { - $res .= $c; + + # A \ in a string means ignore the next character. + if (($sanitise_quote eq "'" || $sanitise_quote eq '"') && + $c eq "\\") { + substr($res, $off, 2, 'XX'); + $off++; + next; } + # Regular quotes. + if ($c eq "'" || $c eq '"') { + if ($sanitise_quote eq '') { + $sanitise_quote = $c; - $l = $c; - } + substr($res, $off, 1, $c); + next; + } elsif ($sanitise_quote eq $c) { + $sanitise_quote = ''; + } + } - # Clear out the comments. - while ($res =~ m@(/\*.*?\*/)@g) { - substr($res, $-[1], $+[1] - $-[1]) = $; x ($+[1] - $-[1]); - } - if ($res =~ m@(/\*.*)@) { - substr($res, $-[1], $+[1] - $-[1]) = $; x ($+[1] - $-[1]); - } - if ($res =~ m@^.(.*\*/)@) { - substr($res, $-[1], $+[1] - $-[1]) = $; x ($+[1] - $-[1]); + #print "SQ:$sanitise_quote\n"; + if ($off != 0 && $sanitise_quote eq '*/' && $c ne "\t") { + substr($res, $off, 1, $;); + } elsif ($off != 0 && $sanitise_quote && $c ne "\t") { + substr($res, $off, 1, 'X'); + } else { + substr($res, $off, 1, $c); + } } # The pathname on a #include may be surrounded by '<' and '>'. @@ -357,17 +374,19 @@ sub ctx_statement_block { my $blk = ''; my $soff = $off; my $coff = $off - 1; + my $coff_set = 0; my $loff = 0; my $type = ''; my $level = 0; + my $p; my $c; my $len = 0; my $remainder; while (1) { - #warn "CSB: blk<$blk>\n"; + #warn "CSB: blk<$blk> remain<$remain>\n"; # If we are about to drop off the end, pull in more # context. if ($off >= $len) { @@ -386,10 +405,11 @@ sub ctx_statement_block { last; } } + $p = $c; $c = substr($blk, $off, 1); $remainder = substr($blk, $off); - #warn "CSB: c<$c> type<$type> level<$level>\n"; + #warn "CSB: c<$c> type<$type> level<$level> remainder<$remainder> coff_set<$coff_set>\n"; # Statement ends at the ';' or a close '}' at the # outermost level. if ($level == 0 && $c eq ';') { @@ -397,9 +417,14 @@ sub ctx_statement_block { } # An else is really a conditional as long as its not else if - if ($level == 0 && $remainder =~ /(\s+else)(?:\s|{)/ && - $remainder !~ /\s+else\s+if\b/) { - $coff = $off + length($1); + if ($level == 0 && $coff_set == 0 && + (!defined($p) || $p =~ /(?:\s|\}|\+)/) && + $remainder =~ /^(else)(?:\s|{)/ && + $remainder !~ /^else\s+if\b/) { + $coff = $off + length($1) - 1; + $coff_set = 1; + #warn "CSB: mark coff<$coff> soff<$soff> 1<$1>\n"; + #warn "[" . substr($blk, $soff, $coff - $soff + 1) . "]\n"; } if (($type eq '' || $type eq '(') && $c eq '(') { @@ -412,6 +437,8 @@ sub ctx_statement_block { if ($level == 0 && $coff < $soff) { $coff = $off; + $coff_set = 1; + #warn "CSB: mark coff<$coff>\n"; } } if (($type eq '' || $type eq '{') && $c eq '{') { @@ -439,27 +466,79 @@ sub ctx_statement_block { #warn "STATEMENT<$statement>\n"; #warn "CONDITION<$condition>\n"; - #print "off<$off> loff<$loff>\n"; + #print "coff<$coff> soff<$off> loff<$loff>\n"; return ($statement, $condition, $line, $remain + 1, $off - $loff + 1, $level); } +sub statement_lines { + my ($stmt) = @_; + + # Strip the diff line prefixes and rip blank lines at start and end. + $stmt =~ s/(^|\n)./$1/g; + $stmt =~ s/^\s*//; + $stmt =~ s/\s*$//; + + my @stmt_lines = ($stmt =~ /\n/g); + + return $#stmt_lines + 2; +} + +sub statement_rawlines { + my ($stmt) = @_; + + my @stmt_lines = ($stmt =~ /\n/g); + + return $#stmt_lines + 2; +} + +sub statement_block_size { + my ($stmt) = @_; + + $stmt =~ s/(^|\n)./$1/g; + $stmt =~ s/^\s*{//; + $stmt =~ s/}\s*$//; + $stmt =~ s/^\s*//; + $stmt =~ s/\s*$//; + + my @stmt_lines = ($stmt =~ /\n/g); + my @stmt_statements = ($stmt =~ /;/g); + + my $stmt_lines = $#stmt_lines + 2; + my $stmt_statements = $#stmt_statements + 1; + + if ($stmt_lines > $stmt_statements) { + return $stmt_lines; + } else { + return $stmt_statements; + } +} + sub ctx_statement_full { my ($linenr, $remain, $off) = @_; my ($statement, $condition, $level); my (@chunks); + # Grab the first conditional/block pair. ($statement, $condition, $linenr, $remain, $off, $level) = ctx_statement_block($linenr, $remain, $off); - #print "F: c<$condition> s<$statement>\n"; + #print "F: c<$condition> s<$statement> remain<$remain>\n"; + push(@chunks, [ $condition, $statement ]); + if (!($remain > 0 && $condition =~ /^\s*(?:\n[+-])?\s*(?:if|else|do)\b/s)) { + return ($level, $linenr, @chunks); + } + + # Pull in the following conditional/block pairs and see if they + # could continue the statement. for (;;) { - push(@chunks, [ $condition, $statement ]); - last if (!($remain > 0 && $condition =~ /^.\s*(?:if|else|do)/)); ($statement, $condition, $linenr, $remain, $off, $level) = ctx_statement_block($linenr, $remain, $off); - #print "C: c<$condition> s<$statement>\n"; + #print "C: c<$condition> s<$statement> remain<$remain>\n"; + last if (!($remain > 0 && $condition =~ /^(?:\s*\n[+-])*\s*(?:else|do)\b/s)); + #print "C: push\n"; + push(@chunks, [ $condition, $statement ]); } return ($level, $linenr, @chunks); @@ -593,13 +672,13 @@ sub cat_vet { } my $av_preprocessor = 0; -my $av_paren = 0; +my $av_pending; my @av_paren_type; sub annotate_reset { $av_preprocessor = 0; - $av_paren = 0; - @av_paren_type = (); + $av_pending = '_'; + @av_paren_type = ('E'); } sub annotate_values { @@ -611,12 +690,14 @@ sub annotate_values { print "$stream\n" if ($dbg_values > 1); while (length($cur)) { - print " <$type> " if ($dbg_values > 1); + @av_paren_type = ('E') if ($#av_paren_type < 0); + print " <" . join('', @av_paren_type) . + "> <$type> " if ($dbg_values > 1); if ($cur =~ /^(\s+)/o) { print "WS($1)\n" if ($dbg_values > 1); if ($1 =~ /\n/ && $av_preprocessor) { + $type = pop(@av_paren_type); $av_preprocessor = 0; - $type = 'N'; } } elsif ($cur =~ /^($Type)/) { @@ -626,11 +707,33 @@ sub annotate_values { } elsif ($cur =~ /^(#\s*define\s*$Ident)(\(?)/o) { print "DEFINE($1)\n" if ($dbg_values > 1); $av_preprocessor = 1; - $av_paren_type[$av_paren] = 'N'; + $av_pending = 'N'; - } elsif ($cur =~ /^(#\s*(?:ifdef|ifndef|if|else|elif|endif))/o) { - print "PRE($1)\n" if ($dbg_values > 1); + } elsif ($cur =~ /^(#\s*(?:ifdef|ifndef|if))/o) { + print "PRE_START($1)\n" if ($dbg_values > 1); $av_preprocessor = 1; + + push(@av_paren_type, $type); + push(@av_paren_type, $type); + $type = 'N'; + + } elsif ($cur =~ /^(#\s*(?:else|elif))/o) { + print "PRE_RESTART($1)\n" if ($dbg_values > 1); + $av_preprocessor = 1; + + push(@av_paren_type, $av_paren_type[$#av_paren_type]); + + $type = 'N'; + + } elsif ($cur =~ /^(#\s*(?:endif))/o) { + print "PRE_END($1)\n" if ($dbg_values > 1); + + $av_preprocessor = 1; + + # Assume all arms of the conditional end as this + # one does, and continue as if the #endif was not here. + pop(@av_paren_type); + push(@av_paren_type, $type); $type = 'N'; } elsif ($cur =~ /^(\\\n)/o) { @@ -639,13 +742,13 @@ sub annotate_values { } elsif ($cur =~ /^(sizeof)\s*(\()?/o) { print "SIZEOF($1)\n" if ($dbg_values > 1); if (defined $2) { - $av_paren_type[$av_paren] = 'V'; + $av_pending = 'V'; } $type = 'N'; } elsif ($cur =~ /^(if|while|typeof|__typeof__|for)\b/o) { print "COND($1)\n" if ($dbg_values > 1); - $av_paren_type[$av_paren] = 'N'; + $av_pending = 'N'; $type = 'N'; } elsif ($cur =~/^(return|case|else)/o) { @@ -654,14 +757,14 @@ sub annotate_values { } elsif ($cur =~ /^(\()/o) { print "PAREN('$1')\n" if ($dbg_values > 1); - $av_paren++; + push(@av_paren_type, $av_pending); + $av_pending = '_'; $type = 'N'; } elsif ($cur =~ /^(\))/o) { - $av_paren-- if ($av_paren > 0); - if (defined $av_paren_type[$av_paren]) { - $type = $av_paren_type[$av_paren]; - undef $av_paren_type[$av_paren]; + my $new_type = pop(@av_paren_type); + if ($new_type ne '_') { + $type = $new_type; print "PAREN('$1') -> $type\n" if ($dbg_values > 1); } else { @@ -670,7 +773,7 @@ sub annotate_values { } elsif ($cur =~ /^($Ident)\(/o) { print "FUNC($1)\n" if ($dbg_values > 1); - $av_paren_type[$av_paren] = 'V'; + $av_pending = 'V'; } elsif ($cur =~ /^($Ident|$Constant)/o) { print "IDENT($1)\n" if ($dbg_values > 1); @@ -680,11 +783,11 @@ sub annotate_values { print "ASSIGN($1)\n" if ($dbg_values > 1); $type = 'N'; - } elsif ($cur =~/^(;)/) { + } elsif ($cur =~/^(;|{|})/) { print "END($1)\n" if ($dbg_values > 1); $type = 'E'; - } elsif ($cur =~ /^(;|{|}|\?|:|\[)/o) { + } elsif ($cur =~ /^(;|\?|:|\[)/o) { print "CLOSE($1)\n" if ($dbg_values > 1); $type = 'N'; @@ -724,28 +827,34 @@ sub possible { my $prefix = ''; sub report { + if (defined $tst_only && $_[0] !~ /\Q$tst_only\E/) { + return 0; + } my $line = $prefix . $_[0]; $line = (split('\n', $line))[0] . "\n" if ($terse); push(our @report, $line); + + return 1; } sub report_dump { our @report; } sub ERROR { - report("ERROR: $_[0]\n"); - our $clean = 0; - our $cnt_error++; + if (report("ERROR: $_[0]\n")) { + our $clean = 0; + our $cnt_error++; + } } sub WARN { - report("WARNING: $_[0]\n"); - our $clean = 0; - our $cnt_warn++; + if (report("WARNING: $_[0]\n")) { + our $clean = 0; + our $cnt_warn++; + } } sub CHK { - if ($check) { - report("CHECK: $_[0]\n"); + if ($check && report("CHECK: $_[0]\n")) { our $clean = 0; our $cnt_chk++; } @@ -787,30 +896,76 @@ sub process { my $prev_values = 'E'; # suppression flags - my $suppress_ifbraces = 0; + my %suppress_ifbraces; # Pre-scan the patch sanitizing the lines. # Pre-scan the patch looking for any __setup documentation. # my @setup_docs = (); my $setup_docs = 0; + + sanitise_line_reset(); my $line; foreach my $rawline (@rawlines) { - # Standardise the strings and chars within the input to - # simplify matching. - $line = sanitise_line($rawline); - push(@lines, $line); - - ##print "==>$rawline\n"; - ##print "-->$line\n"; + $linenr++; + $line = $rawline; - if ($line=~/^\+\+\+\s+(\S+)/) { + if ($rawline=~/^\+\+\+\s+(\S+)/) { $setup_docs = 0; if ($1 =~ m@Documentation/kernel-parameters.txt$@) { $setup_docs = 1; } - next; + #next; + } + if ($rawline=~/^\@\@ -\d+(?:,\d+)? \+(\d+)(,(\d+))? \@\@/) { + $realline=$1-1; + if (defined $2) { + $realcnt=$3+1; + } else { + $realcnt=1+1; + } + + # Guestimate if this is a continuing comment. Run + # the context looking for a comment "edge". If this + # edge is a close comment then we must be in a comment + # at context start. + my $edge; + for (my $ln = $linenr; $ln < ($linenr + $realcnt); $ln++) { + next if ($line =~ /^-/); + ($edge) = ($rawlines[$ln - 1] =~ m@(/\*|\*/)@); + last if (defined $edge); + } + if (defined $edge && $edge eq '*/') { + $in_comment = 1; + } + + # Guestimate if this is a continuing comment. If this + # is the start of a diff block and this line starts + # ' *' then it is very likely a comment. + if (!defined $edge && + $rawlines[$linenr] =~ m@^.\s* \*(?:\s|$)@) + { + $in_comment = 1; + } + + ##print "COMMENT:$in_comment edge<$edge> $rawline\n"; + sanitise_line_reset($in_comment); + + } elsif ($realcnt) { + # Standardise the strings and chars within the input to + # simplify matching. + $line = sanitise_line($rawline); } + push(@lines, $line); + + if ($realcnt > 1) { + $realcnt-- if ($line =~ /^(?:\+| |$)/); + } else { + $realcnt = 0; + } + + #print "==>$rawline\n"; + #print "-->$line\n"; if ($setup_docs && $line =~ /^\+/) { push(@setup_docs, $line); @@ -819,23 +974,17 @@ sub process { $prefix = ''; + $realcnt = 0; + $linenr = 0; foreach my $line (@lines) { $linenr++; my $rawline = $rawlines[$linenr - 1]; -#extract the filename as it passes - if ($line=~/^\+\+\+\s+(\S+)/) { - $realfile=$1; - $realfile =~ s@^[^/]*/@@; - $in_comment = 0; - next; - } #extract the line range in the file after the patch is applied if ($line=~/^\@\@ -\d+(?:,\d+)? \+(\d+)(,(\d+))? \@\@/) { $is_patch = 1; $first_line = $linenr + 1; - $in_comment = 0; $realline=$1-1; if (defined $2) { $realcnt=$3+1; @@ -845,50 +994,16 @@ sub process { annotate_reset(); $prev_values = 'E'; - $suppress_ifbraces = $linenr - 1; + %suppress_ifbraces = (); next; - } # track the line number as we move through the hunk, note that # new versions of GNU diff omit the leading space on completely # blank context lines so we need to count that too. - if ($line =~ /^( |\+|$)/) { + } elsif ($line =~ /^( |\+|$)/) { $realline++; $realcnt-- if ($realcnt != 0); - # Guestimate if this is a continuing comment. Run - # the context looking for a comment "edge". If this - # edge is a close comment then we must be in a comment - # at context start. - if ($linenr == $first_line) { - my $edge; - for (my $ln = $first_line; $ln < ($linenr + $realcnt); $ln++) { - ($edge) = ($rawlines[$ln - 1] =~ m@(/\*|\*/)@); - last if (defined $edge); - } - if (defined $edge && $edge eq '*/') { - $in_comment = 1; - } - } - - # Guestimate if this is a continuing comment. If this - # is the start of a diff block and this line starts - # ' *' then it is very likely a comment. - if ($linenr == $first_line and $rawline =~ m@^.\s* \*(?:\s|$)@) { - $in_comment = 1; - } - - # Find the last comment edge on _this_ line. - $comment_edge = 0; - while (($rawline =~ m@(/\*|\*/)@g)) { - if ($1 eq '/*') { - $in_comment = 1; - } else { - $in_comment = 0; - } - $comment_edge = 1; - } - # Measure the line length and indent. ($length, $indent) = line_stats($rawline); @@ -897,23 +1012,36 @@ sub process { ($previndent, $stashindent) = ($stashindent, $indent); ($prevrawline, $stashrawline) = ($stashrawline, $rawline); - #warn "ic<$in_comment> ce<$comment_edge> line<$line>\n"; + #warn "line<$line>\n"; } elsif ($realcnt == 1) { $realcnt--; } #make up the handle for any error we report on this line + $prefix = "$filename:$realline: " if ($emacs && $file); + $prefix = "$filename:$linenr: " if ($emacs && !$file); + $here = "#$linenr: " if (!$file); $here = "#$realline: " if ($file); + + # extract the filename as it passes + if ($line=~/^\+\+\+\s+(\S+)/) { + $realfile = $1; + $realfile =~ s@^[^/]*/@@; + + if ($realfile =~ m@include/asm/@) { + ERROR("do not modify files in include/asm, change architecture specific files in include/asm-<architecture>\n" . "$here$rawline\n"); + } + next; + } + $here .= "FILE: $realfile:$realline:" if ($realcnt != 0); my $hereline = "$here\n$rawline\n"; my $herecurr = "$here\n$rawline\n"; my $hereprev = "$here\n$prevrawline\n$rawline\n"; - $prefix = "$filename:$realline: " if ($emacs && $file); - $prefix = "$filename:$linenr: " if ($emacs && !$file); $cnt_lines++ if ($realcnt != 0); #check the patch for a signoff: @@ -925,7 +1053,7 @@ sub process { $herecurr); } if ($line =~ /^\s*signed-off-by:\S/i) { - WARN("need space after Signed-off-by:\n" . + WARN("space required after Signed-off-by:\n" . $herecurr); } } @@ -988,52 +1116,50 @@ sub process { } # check for RCS/CVS revision markers - if ($rawline =~ /\$(Revision|Log|Id)(?:\$|)/) { + if ($rawline =~ /^\+.*\$(Revision|Log|Id)(?:\$|)/) { WARN("CVS style keyword markers, these will _not_ be updated\n". $herecurr); } -# The rest of our checks refer specifically to C style -# only apply those _outside_ comments. Only skip -# lines in the middle of comments. - next if (!$comment_edge && $in_comment); - # Check for potential 'bare' types if ($realcnt) { + my ($s, $c) = ctx_statement_block($linenr, $realcnt, 0); + $s =~ s/\n./ /g; + $s =~ s/{.*$//; + # Ignore goto labels. - if ($line =~ /$Ident:\*$/) { + if ($s =~ /$Ident:\*$/) { # Ignore functions being called - } elsif ($line =~ /^.\s*$Ident\s*\(/) { + } elsif ($s =~ /^.\s*$Ident\s*\(/) { # definitions in global scope can only start with types - } elsif ($line =~ /^.(?:$Storage\s+)?(?:$Inline\s+)?(?:const\s+)?($Ident)\b/) { - possible($1, $line); + } elsif ($s =~ /^.(?:$Storage\s+)?(?:$Inline\s+)?(?:const\s+)?($Ident)\b/) { + possible($1, $s); # declarations always start with types - } elsif ($prev_values eq 'E' && $line =~ /^.\s*(?:$Storage\s+)?(?:const\s+)?($Ident)\b(:?\s+$Sparse)?\s*\**\s*$Ident\s*(?:;|=|,)/) { - possible($1); + } elsif ($prev_values eq 'E' && $s =~ /^.\s*(?:$Storage\s+)?(?:const\s+)?($Ident)\b(:?\s+$Sparse)?\s*\**\s*$Ident\s*(?:;|=|,)/) { + possible($1, $s); } # any (foo ... *) is a pointer cast, and foo is a type - while ($line =~ /\(($Ident)(?:\s+$Sparse)*\s*\*+\s*\)/g) { - possible($1, $line); + while ($s =~ /\(($Ident)(?:\s+$Sparse)*\s*\*+\s*\)/g) { + possible($1, $s); } # Check for any sort of function declaration. # int foo(something bar, other baz); # void (*store_gdt)(x86_descr_ptr *); - if ($prev_values eq 'E' && $line =~ /^(.(?:typedef\s*)?(?:(?:$Storage|$Inline)\s*)*\s*$Type\s*(?:\b$Ident|\(\*\s*$Ident\))\s*)\(/) { + if ($prev_values eq 'E' && $s =~ /^(.(?:typedef\s*)?(?:(?:$Storage|$Inline)\s*)*\s*$Type\s*(?:\b$Ident|\(\*\s*$Ident\))\s*)\(/) { my ($name_len) = length($1); - my ($level, @ctx) = ctx_statement_level($linenr, $realcnt, $name_len); - my $ctx = join("\n", @ctx); - $ctx =~ s/\n.//; - substr($ctx, 0, $name_len + 1) = ''; + my $ctx = $s; + substr($ctx, 0, $name_len + 1, ''); $ctx =~ s/\)[^\)]*$//; + for my $arg (split(/\s*,\s*/, $ctx)) { if ($arg =~ /^(?:const\s+)?($Ident)(?:\s+$Sparse)*\s*\**\s*(:?\b$Ident)?$/ || $arg =~ /^($Ident)$/) { - possible($1, $line); + possible($1, $s); } } } @@ -1068,27 +1194,33 @@ sub process { # if/while/etc brace do not go on next line, unless defining a do while loop, # or if that brace on the next line is for something else - if ($line =~ /\b(?:(if|while|for|switch)\s*\(|do\b|else\b)/ && $line !~ /^.#/) { + if ($line =~ /(.*)\b((?:if|while|for|switch)\s*\(|do\b|else\b)/ && $line !~ /^.#/) { + my $pre_ctx = "$1$2"; + my ($level, @ctx) = ctx_statement_level($linenr, $realcnt, 0); my $ctx_ln = $linenr + $#ctx + 1; my $ctx_cnt = $realcnt - $#ctx - 1; my $ctx = join("\n", @ctx); + ##warn "realcnt<$realcnt> ctx_cnt<$ctx_cnt>\n"; + # Skip over any removed lines in the context following statement. - while ($ctx_cnt > 0 && $lines[$ctx_ln - 1] =~ /^-/) { + while (defined($lines[$ctx_ln - 1]) && $lines[$ctx_ln - 1] =~ /^-/) { $ctx_ln++; - $ctx_cnt--; } - ##warn "line<$line>\nctx<$ctx>\nnext<$lines[$ctx_ln - 1]>"; + ##warn "pre<$pre_ctx>\nline<$line>\nctx<$ctx>\nnext<$lines[$ctx_ln - 1]>\n"; - if ($ctx !~ /{\s*/ && $ctx_cnt > 0 && $lines[$ctx_ln - 1] =~ /^\+\s*{/) { - ERROR("That open brace { should be on the previous line\n" . + if ($ctx !~ /{\s*/ && defined($lines[$ctx_ln -1]) && $lines[$ctx_ln - 1] =~ /^\+\s*{/) { + ERROR("that open brace { should be on the previous line\n" . "$here\n$ctx\n$lines[$ctx_ln - 1]"); } - if ($level == 0 && $ctx =~ /\)\s*\;\s*$/ && defined $lines[$ctx_ln - 1]) { + if ($level == 0 && $pre_ctx !~ /}\s*while\s*\($/ && + $ctx =~ /\)\s*\;\s*$/ && + defined $lines[$ctx_ln - 1]) + { my ($nlength, $nindent) = line_stats($lines[$ctx_ln - 1]); if ($nindent > $indent) { - WARN("Trailing semicolon indicates no statements, indent implies otherwise\n" . + WARN("trailing semicolon indicates no statements, indent implies otherwise\n" . "$here\n$ctx\n$lines[$ctx_ln - 1]"); } } @@ -1100,8 +1232,8 @@ sub process { $curr_values = $prev_values . $curr_values; if ($dbg_values) { my $outline = $opline; $outline =~ s/\t/ /g; - warn "--> .$outline\n"; - warn "--> $curr_values\n"; + print "$linenr > .$outline\n"; + print "$linenr > $curr_values\n"; } $prev_values = substr($curr_values, -1); @@ -1117,7 +1249,7 @@ sub process { # check for initialisation to aggregates open brace on the next line if ($prevline =~ /$Declare\s*$Ident\s*=\s*$/ && $line =~ /^.\s*{/) { - ERROR("That open brace { should be on the previous line\n" . $hereprev); + ERROR("that open brace { should be on the previous line\n" . $hereprev); } # @@ -1148,7 +1280,9 @@ sub process { if (($prevline !~ /^}/) && ($prevline !~ /^\+}/) && ($prevline !~ /^ }/) && - ($prevline !~ /\b\Q$name\E(?:\s+$Attribute)?\s*(?:;|=)/)) { + ($prevline !~ /^.DECLARE_$Ident\(\Q$name\E\)/) && + ($prevline !~ /^.LIST_HEAD\(\Q$name\E\)/) && + ($prevline !~ /\b\Q$name\E(?:\s+$Attribute)?\s*(?:;|=|\[)/)) { WARN("EXPORT_SYMBOL(foo); should immediately follow its function/variable\n" . $herecurr); } } @@ -1240,22 +1374,31 @@ sub process { # check for spaces between functions and their parentheses. while ($line =~ /($Ident)\s+\(/g) { my $name = $1; - my $ctx = substr($line, 0, $-[1]); + my $ctx_before = substr($line, 0, $-[1]); + my $ctx = "$ctx_before$name"; # Ignore those directives where spaces _are_ permitted. - if ($name =~ /^(?:if|for|while|switch|return|volatile|__volatile__|__attribute__|format|__extension__|Copyright|case|__asm__)$/) { + if ($name =~ /^(?: + if|for|while|switch|return|case| + volatile|__volatile__| + __attribute__|format|__extension__| + asm|__asm__)$/x) + { # cpp #define statements have non-optional spaces, ie # if there is a space between the name and the open # parenthesis it is simply not a parameter group. - } elsif ($ctx =~ /^.\#\s*define\s*$/) { + } elsif ($ctx_before =~ /^.\#\s*define\s*$/) { + + # cpp #elif statement condition may start with a ( + } elsif ($ctx =~ /^.\#\s*elif\s*$/) { # If this whole things ends with a type its most # likely a typedef for a function. - } elsif ("$ctx$name" =~ /$Type$/) { + } elsif ($ctx =~ /$Type$/) { } else { - WARN("no space between function name and open parenthesis '('\n" . $herecurr); + WARN("space prohibited between function name and open parenthesis '('\n" . $herecurr); } } # Check operator spacing. @@ -1266,7 +1409,7 @@ sub process { =>|->|<<|>>|<|>|=|!|~| &&|\|\||,|\^|\+\+|--|&|\||\+|-|\*|\/|% }x; - my @elements = split(/($;+|$ops|;)/, $opline); + my @elements = split(/($ops|;)/, $opline); my $off = 0; my $blank = copy_spacing($opline); @@ -1274,12 +1417,21 @@ sub process { for (my $n = 0; $n < $#elements; $n += 2) { $off += length($elements[$n]); + # Pick up the preceeding and succeeding characters. + my $ca = substr($opline, 0, $off); + my $cc = ''; + if (length($opline) >= ($off + length($elements[$n + 1]))) { + $cc = substr($opline, $off + length($elements[$n + 1])); + } + my $cb = "$ca$;$cc"; + my $a = ''; $a = 'V' if ($elements[$n] ne ''); $a = 'W' if ($elements[$n] =~ /\s$/); + $a = 'C' if ($elements[$n] =~ /$;$/); $a = 'B' if ($elements[$n] =~ /(\[|\()$/); $a = 'O' if ($elements[$n] eq ''); - $a = 'E' if ($elements[$n] eq '' && $n == 0); + $a = 'E' if ($ca =~ /^\s*$/); my $op = $elements[$n + 1]; @@ -1287,6 +1439,7 @@ sub process { if (defined $elements[$n + 2]) { $c = 'V' if ($elements[$n + 2] ne ''); $c = 'W' if ($elements[$n + 2] =~ /^\s/); + $c = 'C' if ($elements[$n + 2] =~ /^$;/); $c = 'B' if ($elements[$n + 2] =~ /^(\)|\]|;)/); $c = 'O' if ($elements[$n + 2] eq ''); $c = 'E' if ($elements[$n + 2] =~ /\s*\\$/); @@ -1294,14 +1447,6 @@ sub process { $c = 'E'; } - # Pick up the preceeding and succeeding characters. - my $ca = substr($opline, 0, $off); - my $cc = ''; - if (length($opline) >= ($off + length($elements[$n + 1]))) { - $cc = substr($opline, $off + length($elements[$n + 1])); - } - my $cb = "$ca$;$cc"; - my $ctx = "${a}x${c}"; my $at = "(ctx:$ctx)"; @@ -1330,14 +1475,14 @@ sub process { if ($op_type ne 'V' && $ca =~ /\s$/ && $cc =~ /^\s*,/) { - # Ignore comments - } elsif ($op =~ /^$;+$/) { +# # Ignore comments +# } elsif ($op =~ /^$;+$/) { # ; should have either the end of line or a space or \ after it } elsif ($op eq ';') { - if ($ctx !~ /.x[WEB]/ && $cc !~ /^\\/ && - $cc !~ /^;/) { - ERROR("need space after that '$op' $at\n" . $hereptr); + if ($ctx !~ /.x[WEBC]/ && + $cc !~ /^\\/ && $cc !~ /^;/) { + ERROR("space required after that '$op' $at\n" . $hereptr); } # // is a comment @@ -1346,13 +1491,13 @@ sub process { # -> should have no spaces } elsif ($op eq '->') { if ($ctx =~ /Wx.|.xW/) { - ERROR("no spaces around that '$op' $at\n" . $hereptr); + ERROR("spaces prohibited around that '$op' $at\n" . $hereptr); } # , must have a space on the right. } elsif ($op eq ',') { - if ($ctx !~ /.xW|.xE/ && $cc !~ /^}/) { - ERROR("need space after that '$op' $at\n" . $hereptr); + if ($ctx !~ /.x[WEC]/ && $cc !~ /^}/) { + ERROR("space required after that '$op' $at\n" . $hereptr); } # '*' as part of a type definition -- reported already. @@ -1364,21 +1509,26 @@ sub process { # unary operator, or a cast } elsif ($op eq '!' || $op eq '~' || ($is_unary && ($op eq '*' || $op eq '-' || $op eq '&'))) { - if ($ctx !~ /[WEB]x./ && $ca !~ /(?:\)|!|~|\*|-|\&|\||\+\+|\-\-|\{)$/) { - ERROR("need space before that '$op' $at\n" . $hereptr); + if ($ctx !~ /[WEBC]x./ && $ca !~ /(?:\)|!|~|\*|-|\&|\||\+\+|\-\-|\{)$/) { + ERROR("space required before that '$op' $at\n" . $hereptr); } if ($ctx =~ /.xW/) { - ERROR("no space after that '$op' $at\n" . $hereptr); + ERROR("space prohibited after that '$op' $at\n" . $hereptr); } # unary ++ and unary -- are allowed no space on one side. } elsif ($op eq '++' or $op eq '--') { - if ($ctx !~ /[WOB]x[^W]/ && $ctx !~ /[^W]x[WOBE]/) { - ERROR("need space one side of that '$op' $at\n" . $hereptr); + if ($ctx !~ /[WEOBC]x[^W]/ && $ctx !~ /[^W]x[WOBEC]/) { + ERROR("space required one side of that '$op' $at\n" . $hereptr); } - if ($ctx =~ /WxB/ || ($ctx =~ /Wx./ && $cc =~ /^;/)) { - ERROR("no space before that '$op' $at\n" . $hereptr); + if ($ctx =~ /Wx[BE]/ || + ($ctx =~ /Wx./ && $cc =~ /^;/)) { + ERROR("space prohibited before that '$op' $at\n" . $hereptr); } + if ($ctx =~ /ExW/) { + ERROR("space prohibited after that '$op' $at\n" . $hereptr); + } + # << and >> may either have or not have spaces both sides } elsif ($op eq '<<' or $op eq '>>' or @@ -1387,17 +1537,17 @@ sub process { $op eq '*' or $op eq '/' or $op eq '%') { - if ($ctx !~ /VxV|WxW|VxE|WxE|VxO/) { + if ($ctx =~ /Wx[^WCE]|[^WCE]xW/) { ERROR("need consistent spacing around '$op' $at\n" . $hereptr); } # All the others need spaces both sides. - } elsif ($ctx !~ /[EW]x[WE]/) { + } elsif ($ctx !~ /[EWC]x[CWE]/) { # Ignore email addresses <foo@bar> if (!($op eq '<' && $cb =~ /$;\S+\@\S+>/) && !($op eq '>' && $cb =~ /<\S+\@\S+$;/)) { - ERROR("need spaces around that '$op' $at\n" . $hereptr); + ERROR("spaces required around that '$op' $at\n" . $hereptr); } } $off += length($elements[$n + 1]); @@ -1427,31 +1577,31 @@ sub process { #need space before brace following if, while, etc if (($line =~ /\(.*\){/ && $line !~ /\($Type\){/) || $line =~ /do{/) { - ERROR("need a space before the open brace '{'\n" . $herecurr); + ERROR("space required before the open brace '{'\n" . $herecurr); } # closing brace should have a space following it when it has anything # on the line if ($line =~ /}(?!(?:,|;|\)))\S/) { - ERROR("need a space after that close brace '}'\n" . $herecurr); + ERROR("space required after that close brace '}'\n" . $herecurr); } # check spacing on square brackets if ($line =~ /\[\s/ && $line !~ /\[\s*$/) { - ERROR("no space after that open square bracket '['\n" . $herecurr); + ERROR("space prohibited after that open square bracket '['\n" . $herecurr); } if ($line =~ /\s\]/) { - ERROR("no space before that close square bracket ']'\n" . $herecurr); + ERROR("space prohibited before that close square bracket ']'\n" . $herecurr); } # check spacing on paretheses if ($line =~ /\(\s/ && $line !~ /\(\s*(?:\\)?$/ && $line !~ /for\s*\(\s+;/) { - ERROR("no space after that open parenthesis '('\n" . $herecurr); + ERROR("space prohibited after that open parenthesis '('\n" . $herecurr); } if ($line =~ /(\s+)\)/ && $line !~ /^.\s*\)/ && $line !~ /for\s*\(.*;\s+\)/) { - ERROR("no space before that close parenthesis ')'\n" . $herecurr); + ERROR("space prohibited before that close parenthesis ')'\n" . $herecurr); } #goto labels aren't indented, allow a single space however @@ -1462,7 +1612,7 @@ sub process { # Need a space before open parenthesis after if, while etc if ($line=~/\b(if|while|for|switch)\(/) { - ERROR("need a space before the open parenthesis '('\n" . $herecurr); + ERROR("space required before the open parenthesis '('\n" . $herecurr); } # Check for illegal assignment in if conditional. @@ -1475,10 +1625,12 @@ sub process { # Find out what is on the end of the line after the # conditional. - substr($s, 0, length($c)) = ''; + substr($s, 0, length($c), ''); $s =~ s/\n.*//g; $s =~ s/$;//g; # Remove any comments - if (length($c) && $s !~ /^\s*({|;|)\s*\\*\s*$/) { + if (length($c) && $s !~ /^\s*({|;|)\s*\\*\s*$/ && + $c !~ /^.\#\s*if/) + { ERROR("trailing statements should be on next line\n" . $herecurr); } } @@ -1520,7 +1672,7 @@ sub process { # Find out what is on the end of the line after the # conditional. - substr($s, 0, length($c)) = ''; + substr($s, 0, length($c), ''); $s =~ s/\n.*//g; if ($s =~ /^\s*;/) { @@ -1544,14 +1696,14 @@ sub process { if ($tree && $rawline =~ m{^.\#\s*include\s*\<asm\/(.*)\.h\>}) { my $checkfile = "$root/include/linux/$1.h"; if (-f $checkfile && $1 ne 'irq.h') { - CHK("Use #include <linux/$1.h> instead of <asm/$1.h>\n" . + WARN("Use #include <linux/$1.h> instead of <asm/$1.h>\n" . $herecurr); } } # multi-statement macros should be enclosed in a do while loop, grab the # first statement and ensure its the whole macro if its not enclosed -# in a known goot container +# in a known good container if ($prevline =~ /\#define.*\\/ && $prevline !~/(?:do\s+{|\(\{|\{)/ && $line !~ /(?:do\s+{|\(\{|\{)/ && @@ -1599,85 +1751,104 @@ sub process { # check for redundant bracing round if etc if ($line =~ /(^.*)\bif\b/ && $1 !~ /else\s*$/) { my ($level, $endln, @chunks) = - ctx_statement_full($linenr, $realcnt, 0); + ctx_statement_full($linenr, $realcnt, 1); #print "chunks<$#chunks> linenr<$linenr> endln<$endln> level<$level>\n"; - if ($#chunks > 1 && $level == 0) { + #print "APW: <<$chunks[1][0]>><<$chunks[1][1]>>\n"; + if ($#chunks > 0 && $level == 0) { my $allowed = 0; my $seen = 0; + my $herectx = $here . "\n"; + my $ln = $linenr - 1; for my $chunk (@chunks) { my ($cond, $block) = @{$chunk}; - substr($block, 0, length($cond)) = ''; + # If the condition carries leading newlines, then count those as offsets. + my ($whitespace) = ($cond =~ /^((?:\s*\n[+-])*\s*)/s); + my $offset = statement_rawlines($whitespace) - 1; - $seen++ if ($block =~ /^\s*{/); + #print "COND<$cond> whitespace<$whitespace> offset<$offset>\n"; - $block =~ s/(^|\n)./$1/g; - $block =~ s/^\s*{//; - $block =~ s/}\s*$//; - $block =~ s/^\s*//; - $block =~ s/\s*$//; + # We have looked at and allowed this specific line. + $suppress_ifbraces{$ln + $offset} = 1; - my @lines = ($block =~ /\n/g); - my @statements = ($block =~ /;/g); + $herectx .= "$rawlines[$ln + $offset]\n[...]\n"; + $ln += statement_rawlines($block) - 1; + + substr($block, 0, length($cond), ''); + + $seen++ if ($block =~ /^\s*{/); - #print "cond<$cond> block<$block> lines<" . scalar(@lines) . "> statements<" . scalar(@statements) . "> seen<$seen> allowed<$allowed>\n"; - if (scalar(@lines) != 0) { + #print "cond<$cond> block<$block> allowed<$allowed>\n"; + if (statement_lines($cond) > 1) { + #print "APW: ALLOWED: cond<$cond>\n"; $allowed = 1; } if ($block =~/\b(?:if|for|while)\b/) { + #print "APW: ALLOWED: block<$block>\n"; $allowed = 1; } - if (scalar(@statements) > 1) { + if (statement_block_size($block) > 1) { + #print "APW: ALLOWED: lines block<$block>\n"; $allowed = 1; } } if ($seen && !$allowed) { - WARN("braces {} are not necessary for any arm of this statement\n" . $herecurr); - $suppress_ifbraces = $endln; + WARN("braces {} are not necessary for any arm of this statement\n" . $herectx); } } } - if ($linenr > $suppress_ifbraces && + if (!defined $suppress_ifbraces{$linenr - 1} && $line =~ /\b(if|while|for|else)\b/) { - # Locate the end of the opening statement. - my @control = ctx_statement($linenr, $realcnt, 0); - my $nr = $linenr + (scalar(@control) - 1); - my $cnt = $realcnt - (scalar(@control) - 1); - - my $off = $realcnt - $cnt; - #print "$off: line<$line>end<" . $lines[$nr - 1] . ">\n"; - - # If this is is a braced statement group check it - if ($lines[$nr - 1] =~ /{\s*$/) { - my ($lvl, @block) = ctx_block_level($nr, $cnt); - - my $stmt = join("\n", @block); - # Drop the diff line leader. - $stmt =~ s/\n./\n/g; - # Drop the code outside the block. - $stmt =~ s/(^[^{]*){\s*//; - my $before = $1; - $stmt =~ s/\s*}([^}]*$)//; - my $after = $1; - - #print "block<" . join(' ', @block) . "><" . scalar(@block) . ">\n"; - #print "before<$before> stmt<$stmt> after<$after>\n\n"; - - # Count the newlines, if there is only one - # then the block should not have {}'s. - my @lines = ($stmt =~ /\n/g); - my @statements = ($stmt =~ /;/g); - #print "lines<" . scalar(@lines) . ">\n"; - #print "statements<" . scalar(@statements) . ">\n"; - if ($lvl == 0 && scalar(@lines) == 0 && - scalar(@statements) < 2 && - $stmt !~ /{/ && $stmt !~ /\bif\b/ && - $before !~ /}/ && $after !~ /{/) { - my $herectx = "$here\n" . join("\n", @control, @block[1 .. $#block]) . "\n"; - shift(@block); - WARN("braces {} are not necessary for single statement blocks\n" . $herectx); + my $allowed = 0; + + # Check the pre-context. + if (substr($line, 0, $-[0]) =~ /(\}\s*)$/) { + #print "APW: ALLOWED: pre<$1>\n"; + $allowed = 1; + } + + my ($level, $endln, @chunks) = + ctx_statement_full($linenr, $realcnt, $-[0]); + + # Check the condition. + my ($cond, $block) = @{$chunks[0]}; + #print "CHECKING<$linenr> cond<$cond> block<$block>\n"; + if (defined $cond) { + substr($block, 0, length($cond), ''); + } + if (statement_lines($cond) > 1) { + #print "APW: ALLOWED: cond<$cond>\n"; + $allowed = 1; + } + if ($block =~/\b(?:if|for|while)\b/) { + #print "APW: ALLOWED: block<$block>\n"; + $allowed = 1; + } + if (statement_block_size($block) > 1) { + #print "APW: ALLOWED: lines block<$block>\n"; + $allowed = 1; + } + # Check the post-context. + if (defined $chunks[1]) { + my ($cond, $block) = @{$chunks[1]}; + if (defined $cond) { + substr($block, 0, length($cond), ''); + } + if ($block =~ /^\s*\{/) { + #print "APW: ALLOWED: chunk-1 block<$block>\n"; + $allowed = 1; } } + if ($level == 0 && $block =~ /^\s*\{/ && !$allowed) { + my $herectx = $here . "\n";; + my $end = $linenr + statement_rawlines($block) - 1; + + for (my $ln = $linenr - 1; $ln < $end; $ln++) { + $herectx .= $rawlines[$ln] . "\n";; + } + + WARN("braces {} are not necessary for single statement blocks\n" . $herectx); + } } # don't include deprecated include files (uses RAW line) @@ -1718,6 +1889,13 @@ sub process { WARN("kfree(NULL) is safe this check is probabally not required\n" . $hereprev); } } +# check for needless usb_free_urb() checks + if ($prevline =~ /\bif\s*\(([^\)]*)\)/) { + my $expr = $1; + if ($line =~ /\busb_free_urb\(\Q$expr\E\);/) { + WARN("usb_free_urb(NULL) is safe this check is probabally not required\n" . $hereprev); + } + } # warn about #ifdefs in C files # if ($line =~ /^.#\s*if(|n)def/ && ($realfile =~ /\.c$/)) { @@ -1784,6 +1962,28 @@ sub process { if ($line =~ /__FUNCTION__/) { WARN("__func__ should be used instead of gcc specific __FUNCTION__\n" . $herecurr); } + +# check for semaphores used as mutexes + if ($line =~ /\b(DECLARE_MUTEX|init_MUTEX)\s*\(/) { + WARN("mutexes are preferred for single holder semaphores\n" . $herecurr); + } +# check for semaphores used as mutexes + if ($line =~ /\binit_MUTEX_LOCKED\s*\(/) { + WARN("consider using a completion\n" . $herecurr); + } +# recommend strict_strto* over simple_strto* + if ($line =~ /\bsimple_(strto.*?)\s*\(/) { + WARN("consider using strict_$1 in preference to simple_$1\n" . $herecurr); + } + +# use of NR_CPUS is usually wrong +# ignore definitions of NR_CPUS and usage to define arrays as likely right + if ($line =~ /\bNR_CPUS\b/ && + $line !~ /^.#\s*define\s+NR_CPUS\s+/ && + $line !~ /^.\s*$Declare\s.*\[[^\]]*NR_CPUS[^\]]*\]/) + { + WARN("usage of NR_CPUS is often wrong - consider using cpu_possible(), num_possible_cpus(), for_each_possible_cpu(), etc\n" . $herecurr); + } } # If we have no input at all, then there is nothing to report on @@ -1828,15 +2028,6 @@ sub process { print "are false positives report them to the maintainer, see\n"; print "CHECKPATCH in MAINTAINERS.\n"; } - print <<EOL if ($file == 1 && $quiet == 0); - -WARNING: Using --file mode. Please do not send patches to linux-kernel -that change whole existing files if you did not significantly change most -of the the file for other reasons anyways or just wrote the file newly -from scratch. Pure code style patches have a significant cost in a -quickly changing code base like Linux because they cause rejects -with other changes. -EOL return $clean; } diff --git a/scripts/gen_initramfs_list.sh b/scripts/gen_initramfs_list.sh index 684fb9cdc055..5f3415f28736 100644 --- a/scripts/gen_initramfs_list.sh +++ b/scripts/gen_initramfs_list.sh @@ -135,7 +135,7 @@ parse() { str="${ftype} ${name} ${str} ${dev} ${maj} ${min}" ;; "slink") - local target=`field 11 $(LC_ALL=C ls -l "${location}")` + local target=`readlink "${location}"` str="${ftype} ${name} ${target} ${str}" ;; *) diff --git a/scripts/kconfig/Makefile b/scripts/kconfig/Makefile index 32e8c5a227c3..fa1a7d565903 100644 --- a/scripts/kconfig/Makefile +++ b/scripts/kconfig/Makefile @@ -36,10 +36,10 @@ update-po-config: $(obj)/kxgettext $(obj)/gconf.glade.h --output $(obj)/config.pot $(Q)sed -i s/CHARSET/UTF-8/ $(obj)/config.pot $(Q)ln -fs Kconfig.i386 arch/um/Kconfig.arch - $(Q)(for i in `ls arch/`; \ + $(Q)(for i in `ls arch/*/Kconfig`; \ do \ echo " GEN $$i"; \ - $(obj)/kxgettext arch/$$i/Kconfig \ + $(obj)/kxgettext $$i \ >> $(obj)/config.pot; \ done ) $(Q)msguniq --sort-by-file --to-code=UTF-8 $(obj)/config.pot \ diff --git a/scripts/kconfig/lex.zconf.c_shipped b/scripts/kconfig/lex.zconf.c_shipped index bed0f4e2d2f7..6a61cee4a32c 100644 --- a/scripts/kconfig/lex.zconf.c_shipped +++ b/scripts/kconfig/lex.zconf.c_shipped @@ -5,25 +5,6 @@ /* A lexical scanner generated by flex */ -#define yy_create_buffer zconf_create_buffer -#define yy_delete_buffer zconf_delete_buffer -#define yy_flex_debug zconf_flex_debug -#define yy_init_buffer zconf_init_buffer -#define yy_flush_buffer zconf_flush_buffer -#define yy_load_buffer_state zconf_load_buffer_state -#define yy_switch_to_buffer zconf_switch_to_buffer -#define yyin zconfin -#define yyleng zconfleng -#define yylex zconflex -#define yylineno zconflineno -#define yyout zconfout -#define yyrestart zconfrestart -#define yytext zconftext -#define yywrap zconfwrap -#define yyalloc zconfalloc -#define yyrealloc zconfrealloc -#define yyfree zconffree - #define FLEX_SCANNER #define YY_FLEX_MAJOR_VERSION 2 #define YY_FLEX_MINOR_VERSION 5 @@ -354,7 +335,7 @@ void zconffree (void * ); /* Begin user sect3 */ -#define zconfwrap(n) 1 +#define zconfwrap() 1 #define YY_SKIP_YYWRAP typedef unsigned char YY_CHAR; @@ -1535,7 +1516,7 @@ static int yy_get_next_buffer (void) /* Read in more data. */ YY_INPUT( (&YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[number_to_move]), - (yy_n_chars), num_to_read ); + (yy_n_chars), (size_t) num_to_read ); YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars); } @@ -2007,7 +1988,7 @@ YY_BUFFER_STATE zconf_scan_buffer (char * base, yy_size_t size ) /** Setup the input buffer state to scan a string. The next call to zconflex() will * scan from a @e copy of @a str. - * @param str a NUL-terminated string to scan + * @param yystr a NUL-terminated string to scan * * @return the newly allocated buffer state object. * @note If you want to scan bytes that may contain NUL values, then use diff --git a/scripts/kconfig/lkc_proto.h b/scripts/kconfig/lkc_proto.h index 4d09f6ddefe3..8e69461313d1 100644 --- a/scripts/kconfig/lkc_proto.h +++ b/scripts/kconfig/lkc_proto.h @@ -21,7 +21,7 @@ P(menu_get_help,const char *,(struct menu *menu)); /* symbol.c */ P(symbol_hash,struct symbol *,[SYMBOL_HASHSIZE]); -P(sym_lookup,struct symbol *,(const char *name, int isconst)); +P(sym_lookup,struct symbol *,(const char *name, int flags)); P(sym_find,struct symbol *,(const char *name)); P(sym_re_search,struct symbol **,(const char *pattern)); P(sym_type_name,const char *,(enum symbol_type type)); diff --git a/scripts/kconfig/lxdialog/inputbox.c b/scripts/kconfig/lxdialog/inputbox.c index 4946bd02b46d..616c60138183 100644 --- a/scripts/kconfig/lxdialog/inputbox.c +++ b/scripts/kconfig/lxdialog/inputbox.c @@ -89,7 +89,7 @@ do_resize: box_y = y + 2; box_x = (width - box_width) / 2; draw_box(dialog, y + 1, box_x - 1, 3, box_width + 2, - dlg.border.atr, dlg.dialog.atr); + dlg.dialog.atr, dlg.border.atr); print_buttons(dialog, height, width, 0); diff --git a/scripts/kconfig/menu.c b/scripts/kconfig/menu.c index 606ceb9e746e..07ff8d105c9d 100644 --- a/scripts/kconfig/menu.c +++ b/scripts/kconfig/menu.c @@ -235,18 +235,22 @@ void menu_finalize(struct menu *parent) sym = parent->sym; if (parent->list) { if (sym && sym_is_choice(sym)) { - /* find the first choice value and find out choice type */ - for (menu = parent->list; menu; menu = menu->next) { - if (menu->sym) { - current_entry = parent; - if (sym->type == S_UNKNOWN) + if (sym->type == S_UNKNOWN) { + /* find the first choice value to find out choice type */ + current_entry = parent; + for (menu = parent->list; menu; menu = menu->next) { + if (menu->sym && menu->sym->type != S_UNKNOWN) { menu_set_type(menu->sym->type); - current_entry = menu; - if (menu->sym->type == S_UNKNOWN) - menu_set_type(sym->type); - break; + break; + } } } + /* set the type of the remaining choice values */ + for (menu = parent->list; menu; menu = menu->next) { + current_entry = menu; + if (menu->sym && menu->sym->type == S_UNKNOWN) + menu_set_type(sym->type); + } parentdep = expr_alloc_symbol(sym); } else if (parent->prompt) parentdep = parent->prompt->visible.expr; @@ -313,50 +317,36 @@ void menu_finalize(struct menu *parent) } } for (menu = parent->list; menu; menu = menu->next) { - if (sym && sym_is_choice(sym) && menu->sym) { + if (sym && sym_is_choice(sym) && + menu->sym && !sym_is_choice_value(menu->sym)) { + current_entry = menu; menu->sym->flags |= SYMBOL_CHOICEVAL; if (!menu->prompt) menu_warn(menu, "choice value must have a prompt"); for (prop = menu->sym->prop; prop; prop = prop->next) { - if (prop->type == P_PROMPT && prop->menu != menu) { - prop_warn(prop, "choice values " - "currently only support a " - "single prompt"); - } if (prop->type == P_DEFAULT) prop_warn(prop, "defaults for choice " - "values not supported"); + "values not supported"); + if (prop->menu == menu) + continue; + if (prop->type == P_PROMPT && + prop->menu->parent->sym != sym) + prop_warn(prop, "choice value used outside its choice group"); } - current_entry = menu; - if (menu->sym->type == S_UNKNOWN) - menu_set_type(sym->type); /* Non-tristate choice values of tristate choices must * depend on the choice being set to Y. The choice * values' dependencies were propagated to their * properties above, so the change here must be re- - * propagated. */ + * propagated. + */ if (sym->type == S_TRISTATE && menu->sym->type != S_TRISTATE) { basedep = expr_alloc_comp(E_EQUAL, sym, &symbol_yes); - basedep = expr_alloc_and(basedep, menu->dep); - basedep = expr_eliminate_dups(basedep); - menu->dep = basedep; + menu->dep = expr_alloc_and(basedep, menu->dep); for (prop = menu->sym->prop; prop; prop = prop->next) { if (prop->menu != menu) continue; - dep = expr_alloc_and(expr_copy(basedep), - prop->visible.expr); - dep = expr_eliminate_dups(dep); - dep = expr_trans_bool(dep); - prop->visible.expr = dep; - if (prop->type == P_SELECT) { - struct symbol *es = prop_get_symbol(prop); - dep2 = expr_alloc_symbol(menu->sym); - dep = expr_alloc_and(dep2, - expr_copy(dep)); - dep = expr_alloc_or(es->rev_dep.expr, dep); - dep = expr_eliminate_dups(dep); - es->rev_dep.expr = dep; - } + prop->visible.expr = expr_alloc_and(expr_copy(basedep), + prop->visible.expr); } } menu_add_symbol(P_CHOICE, sym, NULL); diff --git a/scripts/kconfig/symbol.c b/scripts/kconfig/symbol.c index 4a03191ad176..18f3e5c33634 100644 --- a/scripts/kconfig/symbol.c +++ b/scripts/kconfig/symbol.c @@ -40,7 +40,7 @@ void sym_add_default(struct symbol *sym, const char *def) { struct property *prop = prop_alloc(P_DEFAULT, sym); - prop->expr = expr_alloc_symbol(sym_lookup(def, 1)); + prop->expr = expr_alloc_symbol(sym_lookup(def, SYMBOL_CONST)); } void sym_init(void) @@ -350,9 +350,6 @@ void sym_calc_value(struct symbol *sym) ; } - if (sym->flags & SYMBOL_AUTO) - sym->flags &= ~SYMBOL_WRITE; - sym->curr = newval; if (sym_is_choice(sym) && newval.tri == yes) sym->curr.val = sym_calc_choice(sym); @@ -377,6 +374,9 @@ void sym_calc_value(struct symbol *sym) sym_set_changed(choice_sym); } } + + if (sym->flags & SYMBOL_AUTO) + sym->flags &= ~SYMBOL_WRITE; } void sym_clear_all_valid(void) @@ -651,7 +651,7 @@ bool sym_is_changable(struct symbol *sym) return sym->visible > sym->rev_dep.tri; } -struct symbol *sym_lookup(const char *name, int isconst) +struct symbol *sym_lookup(const char *name, int flags) { struct symbol *symbol; const char *ptr; @@ -671,11 +671,10 @@ struct symbol *sym_lookup(const char *name, int isconst) hash &= 0xff; for (symbol = symbol_hash[hash]; symbol; symbol = symbol->next) { - if (!strcmp(symbol->name, name)) { - if ((isconst && symbol->flags & SYMBOL_CONST) || - (!isconst && !(symbol->flags & SYMBOL_CONST))) - return symbol; - } + if (!strcmp(symbol->name, name) && + (flags ? symbol->flags & flags + : !(symbol->flags & (SYMBOL_CONST|SYMBOL_CHOICE)))) + return symbol; } new_name = strdup(name); } else { @@ -687,8 +686,7 @@ struct symbol *sym_lookup(const char *name, int isconst) memset(symbol, 0, sizeof(*symbol)); symbol->name = new_name; symbol->type = S_UNKNOWN; - if (isconst) - symbol->flags |= SYMBOL_CONST; + symbol->flags |= flags; symbol->next = symbol_hash[hash]; symbol_hash[hash] = symbol; @@ -762,8 +760,6 @@ struct symbol **sym_re_search(const char *pattern) } -struct symbol *sym_check_deps(struct symbol *sym); - static struct symbol *sym_check_expr_deps(struct expr *e) { struct symbol *sym; @@ -795,40 +791,100 @@ static struct symbol *sym_check_expr_deps(struct expr *e) } /* return NULL when dependencies are OK */ -struct symbol *sym_check_deps(struct symbol *sym) +static struct symbol *sym_check_sym_deps(struct symbol *sym) { struct symbol *sym2; struct property *prop; - if (sym->flags & SYMBOL_CHECK) { - fprintf(stderr, "%s:%d:error: found recursive dependency: %s", - sym->prop->file->name, sym->prop->lineno, sym->name); - return sym; - } - if (sym->flags & SYMBOL_CHECKED) - return NULL; - - sym->flags |= (SYMBOL_CHECK | SYMBOL_CHECKED); sym2 = sym_check_expr_deps(sym->rev_dep.expr); if (sym2) - goto out; + return sym2; for (prop = sym->prop; prop; prop = prop->next) { if (prop->type == P_CHOICE || prop->type == P_SELECT) continue; sym2 = sym_check_expr_deps(prop->visible.expr); if (sym2) - goto out; + break; if (prop->type != P_DEFAULT || sym_is_choice(sym)) continue; sym2 = sym_check_expr_deps(prop->expr); if (sym2) - goto out; + break; } -out: + + return sym2; +} + +static struct symbol *sym_check_choice_deps(struct symbol *choice) +{ + struct symbol *sym, *sym2; + struct property *prop; + struct expr *e; + + prop = sym_get_choice_prop(choice); + expr_list_for_each_sym(prop->expr, e, sym) + sym->flags |= (SYMBOL_CHECK | SYMBOL_CHECKED); + + choice->flags |= (SYMBOL_CHECK | SYMBOL_CHECKED); + sym2 = sym_check_sym_deps(choice); + choice->flags &= ~SYMBOL_CHECK; if (sym2) - fprintf(stderr, " -> %s%s", sym->name, sym2 == sym? "\n": ""); - sym->flags &= ~SYMBOL_CHECK; + goto out; + + expr_list_for_each_sym(prop->expr, e, sym) { + sym2 = sym_check_sym_deps(sym); + if (sym2) { + fprintf(stderr, " -> %s", sym->name); + break; + } + } +out: + expr_list_for_each_sym(prop->expr, e, sym) + sym->flags &= ~SYMBOL_CHECK; + + if (sym2 && sym_is_choice_value(sym2) && + prop_get_symbol(sym_get_choice_prop(sym2)) == choice) + sym2 = choice; + + return sym2; +} + +struct symbol *sym_check_deps(struct symbol *sym) +{ + struct symbol *sym2; + struct property *prop; + + if (sym->flags & SYMBOL_CHECK) { + fprintf(stderr, "%s:%d:error: found recursive dependency: %s", + sym->prop->file->name, sym->prop->lineno, + sym->name ? sym->name : "<choice>"); + return sym; + } + if (sym->flags & SYMBOL_CHECKED) + return NULL; + + if (sym_is_choice_value(sym)) { + /* for choice groups start the check with main choice symbol */ + prop = sym_get_choice_prop(sym); + sym2 = sym_check_deps(prop_get_symbol(prop)); + } else if (sym_is_choice(sym)) { + sym2 = sym_check_choice_deps(sym); + } else { + sym->flags |= (SYMBOL_CHECK | SYMBOL_CHECKED); + sym2 = sym_check_sym_deps(sym); + sym->flags &= ~SYMBOL_CHECK; + } + + if (sym2) { + fprintf(stderr, " -> %s", sym->name ? sym->name : "<choice>"); + if (sym2 == sym) { + fprintf(stderr, "\n"); + zconfnerrs++; + sym2 = NULL; + } + } + return sym2; } @@ -904,7 +960,7 @@ void prop_add_env(const char *env) } prop = prop_alloc(P_ENV, sym); - prop->expr = expr_alloc_symbol(sym_lookup(env, 1)); + prop->expr = expr_alloc_symbol(sym_lookup(env, SYMBOL_CONST)); sym_env_list = expr_alloc_one(E_LIST, sym_env_list); sym_env_list->right.sym = sym; diff --git a/scripts/kconfig/zconf.tab.c_shipped b/scripts/kconfig/zconf.tab.c_shipped index d22d92496f25..95df833b5a9d 100644 --- a/scripts/kconfig/zconf.tab.c_shipped +++ b/scripts/kconfig/zconf.tab.c_shipped @@ -446,16 +446,16 @@ union yyalloc /* YYFINAL -- State number of the termination state. */ #define YYFINAL 3 /* YYLAST -- Last index in YYTABLE. */ -#define YYLAST 258 +#define YYLAST 259 /* YYNTOKENS -- Number of terminals. */ #define YYNTOKENS 35 /* YYNNTS -- Number of nonterminals. */ -#define YYNNTS 45 +#define YYNNTS 46 /* YYNRULES -- Number of rules. */ -#define YYNRULES 108 +#define YYNRULES 110 /* YYNRULES -- Number of states. */ -#define YYNSTATES 178 +#define YYNSTATES 180 /* YYTRANSLATE(YYLEX) -- Bison symbol number corresponding to YYLEX. */ #define YYUNDEFTOK 2 @@ -507,13 +507,14 @@ static const yytype_uint16 yyprhs[] = 28, 33, 37, 39, 41, 43, 45, 47, 49, 51, 53, 55, 57, 59, 61, 63, 67, 70, 74, 77, 81, 84, 85, 88, 91, 94, 97, 100, 103, 107, - 112, 117, 122, 128, 132, 133, 137, 138, 141, 144, - 147, 149, 153, 154, 157, 160, 163, 166, 169, 174, - 178, 181, 186, 187, 190, 194, 196, 200, 201, 204, - 207, 210, 214, 217, 219, 223, 224, 227, 230, 233, - 237, 241, 244, 247, 250, 251, 254, 257, 260, 265, - 266, 269, 271, 273, 276, 279, 282, 284, 287, 288, - 291, 293, 297, 301, 305, 308, 312, 316, 318 + 112, 117, 122, 128, 132, 133, 137, 138, 141, 145, + 148, 150, 154, 155, 158, 161, 164, 167, 170, 175, + 179, 182, 187, 188, 191, 195, 197, 201, 202, 205, + 208, 211, 215, 218, 220, 224, 225, 228, 231, 234, + 238, 242, 245, 248, 251, 252, 255, 258, 261, 266, + 267, 270, 272, 274, 277, 280, 283, 285, 288, 289, + 292, 294, 298, 302, 306, 309, 313, 317, 319, 321, + 322 }; /* YYRHS -- A `-1'-separated list of the rules' RHS. */ @@ -533,24 +534,25 @@ static const yytype_int8 yyrhs[] = 30, -1, 20, 78, 77, 30, -1, 21, 25, 77, 30, -1, 22, 79, 79, 77, 30, -1, 23, 48, 30, -1, -1, 48, 25, 49, -1, -1, 33, 74, - -1, 7, 30, -1, 50, 54, -1, 75, -1, 51, - 56, 52, -1, -1, 54, 55, -1, 54, 72, -1, - 54, 70, -1, 54, 30, -1, 54, 40, -1, 18, - 74, 77, 30, -1, 19, 73, 30, -1, 17, 30, - -1, 20, 25, 77, 30, -1, -1, 56, 39, -1, - 14, 78, 76, -1, 75, -1, 57, 60, 58, -1, - -1, 60, 39, -1, 60, 64, -1, 60, 53, -1, - 4, 74, 30, -1, 61, 71, -1, 75, -1, 62, - 65, 63, -1, -1, 65, 39, -1, 65, 64, -1, - 65, 53, -1, 6, 74, 30, -1, 9, 74, 30, - -1, 67, 71, -1, 12, 30, -1, 69, 13, -1, - -1, 71, 72, -1, 71, 30, -1, 71, 40, -1, - 16, 24, 78, 30, -1, -1, 74, 77, -1, 25, - -1, 26, -1, 5, 30, -1, 8, 30, -1, 15, - 30, -1, 30, -1, 76, 30, -1, -1, 14, 78, - -1, 79, -1, 79, 33, 79, -1, 79, 27, 79, - -1, 29, 78, 28, -1, 34, 78, -1, 78, 31, - 78, -1, 78, 32, 78, -1, 25, -1, 26, -1 + -1, 7, 80, 30, -1, 50, 54, -1, 75, -1, + 51, 56, 52, -1, -1, 54, 55, -1, 54, 72, + -1, 54, 70, -1, 54, 30, -1, 54, 40, -1, + 18, 74, 77, 30, -1, 19, 73, 30, -1, 17, + 30, -1, 20, 25, 77, 30, -1, -1, 56, 39, + -1, 14, 78, 76, -1, 75, -1, 57, 60, 58, + -1, -1, 60, 39, -1, 60, 64, -1, 60, 53, + -1, 4, 74, 30, -1, 61, 71, -1, 75, -1, + 62, 65, 63, -1, -1, 65, 39, -1, 65, 64, + -1, 65, 53, -1, 6, 74, 30, -1, 9, 74, + 30, -1, 67, 71, -1, 12, 30, -1, 69, 13, + -1, -1, 71, 72, -1, 71, 30, -1, 71, 40, + -1, 16, 24, 78, 30, -1, -1, 74, 77, -1, + 25, -1, 26, -1, 5, 30, -1, 8, 30, -1, + 15, 30, -1, 30, -1, 76, 30, -1, -1, 14, + 78, -1, 79, -1, 79, 33, 79, -1, 79, 27, + 79, -1, 29, 78, 28, -1, 34, 78, -1, 78, + 31, 78, -1, 78, 32, 78, -1, 25, -1, 26, + -1, -1, 25, -1 }; /* YYRLINE[YYN] -- source line where rule number YYN was defined. */ @@ -566,7 +568,8 @@ static const yytype_uint16 yyrline[] = 339, 344, 351, 356, 364, 367, 369, 370, 371, 374, 382, 389, 396, 402, 409, 411, 412, 413, 416, 424, 426, 431, 432, 435, 436, 437, 441, 442, 445, 446, - 449, 450, 451, 452, 453, 454, 455, 458, 459 + 449, 450, 451, 452, 453, 454, 455, 458, 459, 462, + 463 }; #endif @@ -590,7 +593,8 @@ static const char *const yytname[] = "if_entry", "if_end", "if_stmt", "if_block", "menu", "menu_entry", "menu_end", "menu_stmt", "menu_block", "source_stmt", "comment", "comment_stmt", "help_start", "help", "depends_list", "depends", - "prompt_stmt_opt", "prompt", "end", "nl", "if_expr", "expr", "symbol", 0 + "prompt_stmt_opt", "prompt", "end", "nl", "if_expr", "expr", "symbol", + "word_opt", 0 }; #endif @@ -619,7 +623,8 @@ static const yytype_uint8 yyr1[] = 60, 61, 62, 63, 64, 65, 65, 65, 65, 66, 67, 68, 69, 70, 71, 71, 71, 71, 72, 73, 73, 74, 74, 75, 75, 75, 76, 76, 77, 77, - 78, 78, 78, 78, 78, 78, 78, 79, 79 + 78, 78, 78, 78, 78, 78, 78, 79, 79, 80, + 80 }; /* YYR2[YYN] -- Number of symbols composing right hand side of rule YYN. */ @@ -629,13 +634,14 @@ static const yytype_uint8 yyr2[] = 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 3, 2, 3, 2, 3, 2, 0, 2, 2, 2, 2, 2, 2, 3, 4, - 4, 4, 5, 3, 0, 3, 0, 2, 2, 2, + 4, 4, 5, 3, 0, 3, 0, 2, 3, 2, 1, 3, 0, 2, 2, 2, 2, 2, 4, 3, 2, 4, 0, 2, 3, 1, 3, 0, 2, 2, 2, 3, 2, 1, 3, 0, 2, 2, 2, 3, 3, 2, 2, 2, 0, 2, 2, 2, 4, 0, 2, 1, 1, 2, 2, 2, 1, 2, 0, 2, - 1, 3, 3, 3, 2, 3, 3, 1, 1 + 1, 3, 3, 3, 2, 3, 3, 1, 1, 0, + 1 }; /* YYDEFACT[STATE-NAME] -- Default rule to reduce with in state @@ -643,69 +649,69 @@ static const yytype_uint8 yyr2[] = means the default is an error. */ static const yytype_uint8 yydefact[] = { - 3, 0, 0, 1, 0, 0, 0, 0, 0, 0, + 3, 0, 0, 1, 0, 0, 0, 0, 0, 109, 0, 0, 0, 0, 0, 0, 12, 16, 13, 14, 18, 15, 17, 0, 19, 0, 4, 31, 22, 31, 23, 52, 62, 5, 67, 20, 84, 75, 6, 24, 84, 21, 8, 11, 91, 92, 0, 0, 93, 0, - 48, 94, 0, 0, 0, 107, 108, 0, 0, 0, - 100, 95, 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 96, 7, 71, 79, 80, 27, 29, 0, - 104, 0, 0, 64, 0, 0, 9, 10, 0, 0, - 0, 0, 89, 0, 0, 0, 44, 0, 37, 36, - 32, 33, 0, 35, 34, 0, 0, 89, 0, 56, - 57, 53, 55, 54, 63, 51, 50, 68, 70, 66, - 69, 65, 86, 87, 85, 76, 78, 74, 77, 73, - 97, 103, 105, 106, 102, 101, 26, 82, 0, 98, - 0, 98, 98, 98, 0, 0, 0, 83, 60, 98, - 0, 98, 0, 0, 0, 38, 90, 0, 0, 98, - 46, 43, 25, 0, 59, 0, 88, 99, 39, 40, - 41, 0, 0, 45, 58, 61, 42, 47 + 110, 0, 94, 0, 0, 0, 107, 108, 0, 0, + 0, 100, 95, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 96, 7, 71, 79, 48, 80, 27, + 29, 0, 104, 0, 0, 64, 0, 0, 9, 10, + 0, 0, 0, 0, 89, 0, 0, 0, 44, 0, + 37, 36, 32, 33, 0, 35, 34, 0, 0, 89, + 0, 56, 57, 53, 55, 54, 63, 51, 50, 68, + 70, 66, 69, 65, 86, 87, 85, 76, 78, 74, + 77, 73, 97, 103, 105, 106, 102, 101, 26, 82, + 0, 98, 0, 98, 98, 98, 0, 0, 0, 83, + 60, 98, 0, 98, 0, 0, 0, 38, 90, 0, + 0, 98, 46, 43, 25, 0, 59, 0, 88, 99, + 39, 40, 41, 0, 0, 45, 58, 61, 42, 47 }; /* YYDEFGOTO[NTERM-NUM]. */ static const yytype_int16 yydefgoto[] = { - -1, 1, 2, 25, 26, 99, 27, 28, 29, 30, - 64, 100, 101, 145, 173, 31, 32, 115, 33, 66, - 111, 67, 34, 119, 35, 68, 36, 37, 127, 38, - 70, 39, 40, 41, 102, 103, 69, 104, 140, 141, - 42, 73, 154, 59, 60 + -1, 1, 2, 25, 26, 101, 27, 28, 29, 30, + 65, 102, 103, 147, 175, 31, 32, 117, 33, 67, + 113, 68, 34, 121, 35, 69, 36, 37, 129, 38, + 71, 39, 40, 41, 104, 105, 70, 106, 142, 143, + 42, 74, 156, 60, 61, 51 }; /* YYPACT[STATE-NUM] -- Index in YYTABLE of the portion describing STATE-NUM. */ -#define YYPACT_NINF -78 +#define YYPACT_NINF -80 static const yytype_int16 yypact[] = { - -78, 33, 130, -78, -28, 73, 73, 7, 73, 36, - 41, 73, 26, 52, -4, 58, -78, -78, -78, -78, - -78, -78, -78, 90, -78, 94, -78, -78, -78, -78, - -78, -78, -78, -78, -78, -78, -78, -78, -78, -78, - -78, -78, -78, -78, -78, -78, 74, 85, -78, 96, - -78, -78, 131, 134, 147, -78, -78, -4, -4, 193, - -10, -78, 162, 164, 38, 102, 64, 148, 5, 192, - 5, 165, -78, 174, -78, -78, -78, -78, -78, 65, - -78, -4, -4, 174, 103, 103, -78, -78, 175, 185, - 197, 73, 73, -4, 194, 103, -78, 231, -78, -78, - -78, -78, 220, -78, -78, 204, 73, 73, 210, -78, - -78, -78, -78, -78, -78, -78, -78, -78, -78, -78, - -78, -78, -78, -78, -78, -78, -78, -78, -78, -78, - -78, -78, 205, -78, -78, -78, -78, -78, -4, 222, - 208, 222, 195, 222, 103, 2, 209, -78, -78, 222, - 211, 222, 199, -4, 212, -78, -78, 213, 214, 222, - 207, -78, -78, 215, -78, 216, -78, 111, -78, -78, - -78, 217, 73, -78, -78, -78, -78, -78 + -80, 2, 132, -80, -13, -1, -1, -2, -1, 9, + 33, -1, 27, 40, -3, 38, -80, -80, -80, -80, + -80, -80, -80, 71, -80, 77, -80, -80, -80, -80, + -80, -80, -80, -80, -80, -80, -80, -80, -80, -80, + -80, -80, -80, -80, -80, -80, 57, 61, -80, 63, + -80, 76, -80, 87, 101, 133, -80, -80, -3, -3, + 195, -6, -80, 136, 149, 39, 104, 65, 150, 5, + 194, 5, 167, -80, 176, -80, -80, -80, -80, -80, + -80, 68, -80, -3, -3, 176, 72, 72, -80, -80, + 177, 187, 78, -1, -1, -3, 196, 72, -80, 222, + -80, -80, -80, -80, 221, -80, -80, 205, -1, -1, + 211, -80, -80, -80, -80, -80, -80, -80, -80, -80, + -80, -80, -80, -80, -80, -80, -80, -80, -80, -80, + -80, -80, -80, -80, 206, -80, -80, -80, -80, -80, + -3, 223, 209, 223, 197, 223, 72, 7, 210, -80, + -80, 223, 212, 223, 201, -3, 213, -80, -80, 214, + 215, 223, 208, -80, -80, 216, -80, 217, -80, 113, + -80, -80, -80, 218, -1, -80, -80, -80, -80, -80 }; /* YYPGOTO[NTERM-NUM]. */ static const yytype_int16 yypgoto[] = { - -78, -78, -78, -78, 121, -35, -78, -78, -78, -78, - 219, -78, -78, -78, -78, -78, -78, -78, -44, -78, - -78, -78, -78, -78, -78, -78, -78, -78, -78, -6, - -78, -78, -78, -78, -78, 183, 218, 21, 143, -5, - 146, 196, 69, -53, -77 + -80, -80, -80, -80, 122, -34, -80, -80, -80, -80, + 220, -80, -80, -80, -80, -80, -80, -80, 59, -80, + -80, -80, -80, -80, -80, -80, -80, -80, -80, 125, + -80, -80, -80, -80, -80, 183, 219, 22, 142, -5, + 147, 192, 69, -54, -79, -80 }; /* YYTABLE[YYPACT[STATE-NUM]]. What to do in state STATE-NUM. If @@ -715,62 +721,62 @@ static const yytype_int16 yypgoto[] = #define YYTABLE_NINF -82 static const yytype_int16 yytable[] = { - 46, 47, 43, 49, 79, 80, 52, 134, 135, 6, - 7, 8, 9, 10, 11, 12, 13, 84, 144, 14, - 15, 55, 56, 85, 118, 57, 126, 160, 132, 133, - 58, 110, 161, 3, 123, 24, 123, 48, -28, 88, - 142, -28, -28, -28, -28, -28, -28, -28, -28, -28, - 89, 53, -28, -28, 90, -28, 91, 92, 93, 94, - 95, 96, 120, 97, 128, 88, 50, 159, 98, -49, - -49, 51, -49, -49, -49, -49, 89, 54, -49, -49, - 90, 105, 106, 107, 108, 152, 139, 113, 61, 97, - 124, 62, 124, 131, 109, 63, 81, 82, 44, 45, - 167, 149, -30, 88, 72, -30, -30, -30, -30, -30, - -30, -30, -30, -30, 89, 74, -30, -30, 90, -30, - 91, 92, 93, 94, 95, 96, 75, 97, 55, 56, - -2, 4, 98, 5, 6, 7, 8, 9, 10, 11, - 12, 13, 81, 82, 14, 15, 16, 17, 18, 19, - 20, 21, 22, 7, 8, 23, 10, 11, 12, 13, - 24, 76, 14, 15, 77, -81, 88, 177, -81, -81, - -81, -81, -81, -81, -81, -81, -81, 78, 24, -81, - -81, 90, -81, -81, -81, -81, -81, -81, 114, 117, - 97, 125, 86, 88, 87, 122, -72, -72, -72, -72, - -72, -72, -72, -72, 130, 136, -72, -72, 90, 153, - 156, 157, 158, 116, 121, 137, 129, 97, 163, 143, - 165, 138, 122, 72, 81, 82, 81, 82, 171, 166, - 81, 82, 146, 147, 148, 151, 153, 82, 155, 162, - 172, 164, 168, 169, 170, 174, 175, 176, 65, 112, - 150, 0, 0, 0, 0, 83, 0, 0, 71 + 46, 47, 3, 49, 81, 82, 53, 136, 137, 6, + 7, 8, 9, 10, 11, 12, 13, 43, 146, 14, + 15, 86, 56, 57, 44, 45, 58, 87, 48, 134, + 135, 59, 162, 112, 50, 24, 125, 163, 125, -28, + 90, 144, -28, -28, -28, -28, -28, -28, -28, -28, + -28, 91, 54, -28, -28, 92, -28, 93, 94, 95, + 96, 97, 98, 52, 99, 55, 90, 161, 62, 100, + -49, -49, 63, -49, -49, -49, -49, 91, 64, -49, + -49, 92, 107, 108, 109, 110, 154, 73, 141, 115, + 99, 75, 126, 76, 126, 111, 133, 56, 57, 83, + 84, 169, 140, 151, -30, 90, 77, -30, -30, -30, + -30, -30, -30, -30, -30, -30, 91, 78, -30, -30, + 92, -30, 93, 94, 95, 96, 97, 98, 120, 99, + 128, 79, -2, 4, 100, 5, 6, 7, 8, 9, + 10, 11, 12, 13, 83, 84, 14, 15, 16, 17, + 18, 19, 20, 21, 22, 7, 8, 23, 10, 11, + 12, 13, 24, 80, 14, 15, 88, -81, 90, 179, + -81, -81, -81, -81, -81, -81, -81, -81, -81, 89, + 24, -81, -81, 92, -81, -81, -81, -81, -81, -81, + 116, 119, 99, 127, 122, 90, 130, 124, -72, -72, + -72, -72, -72, -72, -72, -72, 132, 138, -72, -72, + 92, 155, 158, 159, 160, 118, 123, 139, 131, 99, + 165, 145, 167, 148, 124, 73, 83, 84, 83, 84, + 173, 168, 83, 84, 149, 150, 153, 155, 84, 157, + 164, 174, 166, 170, 171, 172, 176, 177, 178, 66, + 114, 152, 85, 0, 0, 0, 0, 0, 0, 72 }; static const yytype_int16 yycheck[] = { - 5, 6, 30, 8, 57, 58, 11, 84, 85, 4, - 5, 6, 7, 8, 9, 10, 11, 27, 95, 14, - 15, 25, 26, 33, 68, 29, 70, 25, 81, 82, - 34, 66, 30, 0, 69, 30, 71, 30, 0, 1, - 93, 3, 4, 5, 6, 7, 8, 9, 10, 11, - 12, 25, 14, 15, 16, 17, 18, 19, 20, 21, - 22, 23, 68, 25, 70, 1, 30, 144, 30, 5, - 6, 30, 8, 9, 10, 11, 12, 25, 14, 15, - 16, 17, 18, 19, 20, 138, 91, 66, 30, 25, - 69, 1, 71, 28, 30, 1, 31, 32, 25, 26, - 153, 106, 0, 1, 30, 3, 4, 5, 6, 7, - 8, 9, 10, 11, 12, 30, 14, 15, 16, 17, - 18, 19, 20, 21, 22, 23, 30, 25, 25, 26, - 0, 1, 30, 3, 4, 5, 6, 7, 8, 9, - 10, 11, 31, 32, 14, 15, 16, 17, 18, 19, - 20, 21, 22, 5, 6, 25, 8, 9, 10, 11, - 30, 30, 14, 15, 30, 0, 1, 172, 3, 4, - 5, 6, 7, 8, 9, 10, 11, 30, 30, 14, - 15, 16, 17, 18, 19, 20, 21, 22, 67, 68, - 25, 70, 30, 1, 30, 30, 4, 5, 6, 7, - 8, 9, 10, 11, 30, 30, 14, 15, 16, 14, - 141, 142, 143, 67, 68, 30, 70, 25, 149, 25, - 151, 24, 30, 30, 31, 32, 31, 32, 159, 30, - 31, 32, 1, 13, 30, 25, 14, 32, 30, 30, - 33, 30, 30, 30, 30, 30, 30, 30, 29, 66, - 107, -1, -1, -1, -1, 59, -1, -1, 40 + 5, 6, 0, 8, 58, 59, 11, 86, 87, 4, + 5, 6, 7, 8, 9, 10, 11, 30, 97, 14, + 15, 27, 25, 26, 25, 26, 29, 33, 30, 83, + 84, 34, 25, 67, 25, 30, 70, 30, 72, 0, + 1, 95, 3, 4, 5, 6, 7, 8, 9, 10, + 11, 12, 25, 14, 15, 16, 17, 18, 19, 20, + 21, 22, 23, 30, 25, 25, 1, 146, 30, 30, + 5, 6, 1, 8, 9, 10, 11, 12, 1, 14, + 15, 16, 17, 18, 19, 20, 140, 30, 93, 67, + 25, 30, 70, 30, 72, 30, 28, 25, 26, 31, + 32, 155, 24, 108, 0, 1, 30, 3, 4, 5, + 6, 7, 8, 9, 10, 11, 12, 30, 14, 15, + 16, 17, 18, 19, 20, 21, 22, 23, 69, 25, + 71, 30, 0, 1, 30, 3, 4, 5, 6, 7, + 8, 9, 10, 11, 31, 32, 14, 15, 16, 17, + 18, 19, 20, 21, 22, 5, 6, 25, 8, 9, + 10, 11, 30, 30, 14, 15, 30, 0, 1, 174, + 3, 4, 5, 6, 7, 8, 9, 10, 11, 30, + 30, 14, 15, 16, 17, 18, 19, 20, 21, 22, + 68, 69, 25, 71, 69, 1, 71, 30, 4, 5, + 6, 7, 8, 9, 10, 11, 30, 30, 14, 15, + 16, 14, 143, 144, 145, 68, 69, 30, 71, 25, + 151, 25, 153, 1, 30, 30, 31, 32, 31, 32, + 161, 30, 31, 32, 13, 30, 25, 14, 32, 30, + 30, 33, 30, 30, 30, 30, 30, 30, 30, 29, + 67, 109, 60, -1, -1, -1, -1, -1, -1, 40 }; /* YYSTOS[STATE-NUM] -- The (internal number of the) accessing @@ -782,19 +788,19 @@ static const yytype_uint8 yystos[] = 20, 21, 22, 25, 30, 38, 39, 41, 42, 43, 44, 50, 51, 53, 57, 59, 61, 62, 64, 66, 67, 68, 75, 30, 25, 26, 74, 74, 30, 74, - 30, 30, 74, 25, 25, 25, 26, 29, 34, 78, - 79, 30, 1, 1, 45, 45, 54, 56, 60, 71, - 65, 71, 30, 76, 30, 30, 30, 30, 30, 78, - 78, 31, 32, 76, 27, 33, 30, 30, 1, 12, - 16, 18, 19, 20, 21, 22, 23, 25, 30, 40, - 46, 47, 69, 70, 72, 17, 18, 19, 20, 30, - 40, 55, 70, 72, 39, 52, 75, 39, 53, 58, - 64, 75, 30, 40, 72, 39, 53, 63, 64, 75, - 30, 28, 78, 78, 79, 79, 30, 30, 24, 74, - 73, 74, 78, 25, 79, 48, 1, 13, 30, 74, - 73, 25, 78, 14, 77, 30, 77, 77, 77, 79, - 25, 30, 30, 77, 30, 77, 30, 78, 30, 30, - 30, 77, 33, 49, 30, 30, 30, 74 + 25, 80, 30, 74, 25, 25, 25, 26, 29, 34, + 78, 79, 30, 1, 1, 45, 45, 54, 56, 60, + 71, 65, 71, 30, 76, 30, 30, 30, 30, 30, + 30, 78, 78, 31, 32, 76, 27, 33, 30, 30, + 1, 12, 16, 18, 19, 20, 21, 22, 23, 25, + 30, 40, 46, 47, 69, 70, 72, 17, 18, 19, + 20, 30, 40, 55, 70, 72, 39, 52, 75, 39, + 53, 58, 64, 75, 30, 40, 72, 39, 53, 63, + 64, 75, 30, 28, 78, 78, 79, 79, 30, 30, + 24, 74, 73, 74, 78, 25, 79, 48, 1, 13, + 30, 74, 73, 25, 78, 14, 77, 30, 77, 77, + 77, 79, 25, 30, 30, 77, 30, 77, 30, 78, + 30, 30, 30, 77, 33, 49, 30, 30, 30, 74 }; #define yyerrok (yyerrstatus = 0) @@ -1781,8 +1787,8 @@ yyreduce: case 48: { - struct symbol *sym = sym_lookup(NULL, 0); - sym->flags |= SYMBOL_CHOICE; + struct symbol *sym = sym_lookup((yyvsp[(2) - (3)].string), SYMBOL_CHOICE); + sym->flags |= SYMBOL_AUTO; menu_add_entry(sym); menu_add_expr(P_CHOICE, NULL, NULL); printd(DEBUG_PARSE, "%s:%d:choice\n", zconf_curname(), zconf_lineno()); @@ -2014,7 +2020,12 @@ yyreduce: case 108: - { (yyval.symbol) = sym_lookup((yyvsp[(1) - (1)].string), 1); free((yyvsp[(1) - (1)].string)); ;} + { (yyval.symbol) = sym_lookup((yyvsp[(1) - (1)].string), SYMBOL_CONST); free((yyvsp[(1) - (1)].string)); ;} + break; + + case 109: + + { (yyval.string) = NULL; ;} break; diff --git a/scripts/kconfig/zconf.y b/scripts/kconfig/zconf.y index d9b96ba8e38c..9710b82466f2 100644 --- a/scripts/kconfig/zconf.y +++ b/scripts/kconfig/zconf.y @@ -91,7 +91,7 @@ static struct menu *current_menu, *current_entry; %type <id> end %type <id> option_name %type <menu> if_entry menu_entry choice_entry -%type <string> symbol_option_arg +%type <string> symbol_option_arg word_opt %destructor { fprintf(stderr, "%s:%d: missing end statement for this entry\n", @@ -239,10 +239,10 @@ symbol_option_arg: /* choice entry */ -choice: T_CHOICE T_EOL +choice: T_CHOICE word_opt T_EOL { - struct symbol *sym = sym_lookup(NULL, 0); - sym->flags |= SYMBOL_CHOICE; + struct symbol *sym = sym_lookup($2, SYMBOL_CHOICE); + sym->flags |= SYMBOL_AUTO; menu_add_entry(sym); menu_add_expr(P_CHOICE, NULL, NULL); printd(DEBUG_PARSE, "%s:%d:choice\n", zconf_curname(), zconf_lineno()); @@ -456,9 +456,12 @@ expr: symbol { $$ = expr_alloc_symbol($1); } ; symbol: T_WORD { $$ = sym_lookup($1, 0); free($1); } - | T_WORD_QUOTE { $$ = sym_lookup($1, 1); free($1); } + | T_WORD_QUOTE { $$ = sym_lookup($1, SYMBOL_CONST); free($1); } ; +word_opt: /* empty */ { $$ = NULL; } + | T_WORD + %% void conf_parse(const char *name) diff --git a/scripts/kernel-doc b/scripts/kernel-doc index 26146cbaa504..83cee18a02e9 100755 --- a/scripts/kernel-doc +++ b/scripts/kernel-doc @@ -5,7 +5,7 @@ use strict; ## Copyright (c) 1998 Michael Zucchi, All Rights Reserved ## ## Copyright (C) 2000, 1 Tim Waugh <twaugh@redhat.com> ## ## Copyright (C) 2001 Simon Huggins ## -## Copyright (C) 2005-2007 Randy Dunlap ## +## Copyright (C) 2005-2008 Randy Dunlap ## ## ## ## #define enhancements by Armin Kuster <akuster@mvista.com> ## ## Copyright (c) 2000 MontaVista Software, Inc. ## @@ -247,6 +247,10 @@ my ($function, %function_table,%parametertypes,$declaration_purpose); my ($type,$declaration_name,$return_type); my ($newsection,$newcontents,$prototype,$filelist, $brcount, %source_map); +if (defined($ENV{'KBUILD_VERBOSE'})) { + $verbose = "$ENV{'KBUILD_VERBOSE'}"; +} + # Generated docbook code is inserted in a template at a point where # docbook v3.1 requires a non-zero sequence of RefEntry's; see: # http://www.oasis-open.org/docbook/documentation/reference/html/refentry.html @@ -362,6 +366,7 @@ foreach my $pattern (keys %highlights) { # dumps section contents to arrays/hashes intended for that purpose. # sub dump_section { + my $file = shift; my $name = shift; my $contents = join "\n", @_; @@ -375,6 +380,10 @@ sub dump_section { $parameterdescs{$name} = $contents; } else { # print STDERR "other section '$name' = '$contents'\n"; + if (defined($sections{$name}) && ($sections{$name} ne "")) { + print STDERR "Error(${file}:$.): duplicate section name '$name'\n"; + ++$errors; + } $sections{$name} = $contents; push @sectionlist, $name; } @@ -384,6 +393,7 @@ sub dump_section { # dump DOC: section after checking that it should go out # sub dump_doc_section { + my $file = shift; my $name = shift; my $contents = join "\n", @_; @@ -395,7 +405,7 @@ sub dump_doc_section { ( $function_only == 1 && defined($function_table{$name})) || ( $function_only == 2 && !defined($function_table{$name}))) { - dump_section $name, $contents; + dump_section($file, $name, $contents); output_blockhead({'sectionlist' => \@sectionlist, 'sections' => \%sections, 'module' => $modulename, @@ -1512,13 +1522,13 @@ sub create_parameterlist($$$) { # corresponding data structures "correctly". Catch it later in # output_* subs. push_parameter($arg, "", $file); - } elsif ($arg =~ m/\(.*\*/) { + } elsif ($arg =~ m/\(.+\)\s*\(/) { # pointer-to-function $arg =~ tr/#/,/; - $arg =~ m/[^\(]+\(\*\s*([^\)]+)\)/; + $arg =~ m/[^\(]+\(\*?\s*(\w*)\s*\)/; $param = $1; $type = $arg; - $type =~ s/([^\(]+\(\*)$param/$1/; + $type =~ s/([^\(]+\(\*?)\s*$param/$1/; push_parameter($param, $type, $file); } elsif ($arg) { $arg =~ s/\s*:\s*/:/g; @@ -1919,7 +1929,7 @@ sub process_file($) { print STDERR "Warning(${file}:$.): contents before sections\n"; ++$warnings; } - dump_section($section, xml_escape($contents)); + dump_section($file, $section, xml_escape($contents)); $section = $section_default; } @@ -1936,10 +1946,15 @@ sub process_file($) { } elsif (/$doc_end/) { if ($contents ne "") { - dump_section($section, xml_escape($contents)); + dump_section($file, $section, xml_escape($contents)); $section = $section_default; $contents = ""; } + # look for doc_com + <text> + doc_end: + if ($_ =~ m'\s*\*\s*[a-zA-Z_0-9:\.]+\*/') { + print STDERR "Warning(${file}:$.): suspicious ending line: $_"; + ++$warnings; + } $prototype = ""; $state = 3; @@ -1950,7 +1965,7 @@ sub process_file($) { # @parameter line to signify start of description if ($1 eq "" && ($section =~ m/^@/ || $section eq $section_context)) { - dump_section($section, xml_escape($contents)); + dump_section($file, $section, xml_escape($contents)); $section = $section_default; $contents = ""; } else { @@ -1970,7 +1985,7 @@ sub process_file($) { } elsif ($state == 4) { # Documentation block if (/$doc_block/) { - dump_doc_section($section, xml_escape($contents)); + dump_doc_section($file, $section, xml_escape($contents)); $contents = ""; $function = ""; %constants = (); @@ -1988,7 +2003,7 @@ sub process_file($) { } elsif (/$doc_end/) { - dump_doc_section($section, xml_escape($contents)); + dump_doc_section($file, $section, xml_escape($contents)); $contents = ""; $function = ""; %constants = (); diff --git a/scripts/mod/file2alias.c b/scripts/mod/file2alias.c index 9ddf944cce29..769b69db89c1 100644 --- a/scripts/mod/file2alias.c +++ b/scripts/mod/file2alias.c @@ -51,11 +51,13 @@ do { \ sprintf(str + strlen(str), "*"); \ } while(0) +unsigned int cross_build = 0; /** * Check that sizeof(device_id type) are consistent with size of section * in .o file. If in-consistent then userspace and kernel does not agree * on actual size which is a bug. * Also verify that the final entry in the table is all zeros. + * Ignore both checks if build host differ from target host and size differs. **/ static void device_id_check(const char *modname, const char *device_id, unsigned long size, unsigned long id_size, @@ -64,6 +66,8 @@ static void device_id_check(const char *modname, const char *device_id, int i; if (size % id_size || size < id_size) { + if (cross_build != 0) + return; fatal("%s: sizeof(struct %s_device_id)=%lu is not a modulo " "of the size of section __mod_%s_device_table=%lu.\n" "Fix definition of struct %s_device_id " @@ -324,19 +328,52 @@ static int do_pnp_entry(const char *filename, return 1; } -/* looks like: "pnp:cCdD..." */ -static int do_pnp_card_entry(const char *filename, - struct pnp_card_device_id *id, char *alias) +/* looks like: "pnp:dD" for every device of the card */ +static void do_pnp_card_entries(void *symval, unsigned long size, + struct module *mod) { - int i; + const unsigned long id_size = sizeof(struct pnp_card_device_id); + const unsigned int count = (size / id_size)-1; + const struct pnp_card_device_id *cards = symval; + unsigned int i; - sprintf(alias, "pnp:c%s", id->id); - for (i = 0; i < PNP_MAX_DEVICES; i++) { - if (! *id->devs[i].id) - break; - sprintf(alias + strlen(alias), "d%s", id->devs[i].id); + device_id_check(mod->name, "pnp", size, id_size, symval); + + for (i = 0; i < count; i++) { + unsigned int j; + const struct pnp_card_device_id *card = &cards[i]; + + for (j = 0; j < PNP_MAX_DEVICES; j++) { + const char *id = (char *)card->devs[j].id; + int i2, j2; + int dup = 0; + + if (!id[0]) + break; + + /* find duplicate, already added value */ + for (i2 = 0; i2 < i && !dup; i2++) { + const struct pnp_card_device_id *card2 = &cards[i2]; + + for (j2 = 0; j2 < PNP_MAX_DEVICES; j2++) { + const char *id2 = (char *)card2->devs[j2].id; + + if (!id2[0]) + break; + + if (!strcmp(id, id2)) { + dup = 1; + break; + } + } + } + + /* add an individual alias for every device entry */ + if (!dup) + buf_printf(&mod->dev_table_buf, + "MODULE_ALIAS(\"pnp:d%s*\");\n", id); + } } - return 1; } /* Looks like: pcmcia:mNcNfNfnNpfnNvaNvbNvcNvdN. */ @@ -630,9 +667,7 @@ void handle_moddevtable(struct module *mod, struct elf_info *info, sizeof(struct pnp_device_id), "pnp", do_pnp_entry, mod); else if (sym_is(symname, "__mod_pnp_card_device_table")) - do_table(symval, sym->st_size, - sizeof(struct pnp_card_device_id), "pnp_card", - do_pnp_card_entry, mod); + do_pnp_card_entries(symval, sym->st_size, mod); else if (sym_is(symname, "__mod_pcmcia_device_table")) do_table(symval, sym->st_size, sizeof(struct pcmcia_device_id), "pcmcia", diff --git a/scripts/mod/modpost.c b/scripts/mod/modpost.c index 695b5d657cf5..757294b4f322 100644 --- a/scripts/mod/modpost.c +++ b/scripts/mod/modpost.c @@ -1552,6 +1552,10 @@ static void read_symbols(char *modname) } license = get_modinfo(info.modinfo, info.modinfo_len, "license"); + if (info.modinfo && !license && !is_vmlinux(modname)) + warn("modpost: missing MODULE_LICENSE() in %s\n" + "see include/linux/module.h for " + "more information\n", modname); while (license) { if (license_is_gpl_compatible(license)) mod->gpl_compatible = 1; @@ -2015,6 +2019,11 @@ static void write_markers(const char *fname) write_if_changed(&buf, fname); } +struct ext_sym_list { + struct ext_sym_list *next; + const char *file; +}; + int main(int argc, char **argv) { struct module *mod; @@ -2025,8 +2034,10 @@ int main(int argc, char **argv) char *markers_write = NULL; int opt; int err; + struct ext_sym_list *extsym_iter; + struct ext_sym_list *extsym_start = NULL; - while ((opt = getopt(argc, argv, "i:I:msSo:awM:K:")) != -1) { + while ((opt = getopt(argc, argv, "i:I:e:cmsSo:awM:K:")) != -1) { switch (opt) { case 'i': kernel_read = optarg; @@ -2035,6 +2046,17 @@ int main(int argc, char **argv) module_read = optarg; external_module = 1; break; + case 'c': + cross_build = 1; + break; + case 'e': + external_module = 1; + extsym_iter = + NOFAIL(malloc(sizeof(*extsym_iter))); + extsym_iter->next = extsym_start; + extsym_iter->file = optarg; + extsym_start = extsym_iter; + break; case 'm': modversions = 1; break; @@ -2068,6 +2090,12 @@ int main(int argc, char **argv) read_dump(kernel_read, 1); if (module_read) read_dump(module_read, 0); + while (extsym_start) { + read_dump(extsym_start->file, 0); + extsym_iter = extsym_start->next; + free(extsym_start); + extsym_start = extsym_iter; + } while (optind < argc) read_symbols(argv[optind++]); diff --git a/scripts/mod/modpost.h b/scripts/mod/modpost.h index 565c5872407e..09f58e33d227 100644 --- a/scripts/mod/modpost.h +++ b/scripts/mod/modpost.h @@ -135,6 +135,7 @@ struct elf_info { }; /* file2alias.c */ +extern unsigned int cross_build; void handle_moddevtable(struct module *mod, struct elf_info *info, Elf_Sym *sym, const char *symname); void add_moddevtable(struct buffer *buf, struct module *mod); |