diff options
Diffstat (limited to 'src/third_party/pcre-8.38/perltest.pl')
-rwxr-xr-x | src/third_party/pcre-8.38/perltest.pl | 242 |
1 files changed, 0 insertions, 242 deletions
diff --git a/src/third_party/pcre-8.38/perltest.pl b/src/third_party/pcre-8.38/perltest.pl deleted file mode 100755 index 29b808b5293..00000000000 --- a/src/third_party/pcre-8.38/perltest.pl +++ /dev/null @@ -1,242 +0,0 @@ -#! /usr/bin/env perl - -# Program for testing regular expressions with perl to check that PCRE handles -# them the same. This version needs to have "use utf8" at the start for running -# the UTF-8 tests, but *not* for the other tests. The only way I've found for -# doing this is to cat this line in explicitly in the RunPerlTest script. I've -# also used this method to supply "require Encode" for the UTF-8 tests, so that -# the main test will still run where Encode is not installed. - -#use utf8; -#require Encode; - -# Function for turning a string into a string of printing chars. - -sub pchars { -my($t) = ""; - -if ($utf8) - { - @p = unpack('U*', $_[0]); - foreach $c (@p) - { - if ($c >= 32 && $c < 127) { $t .= chr $c; } - else { $t .= sprintf("\\x{%02x}", $c); - } - } - } -else - { - foreach $c (split(//, $_[0])) - { - if (ord $c >= 32 && ord $c < 127) { $t .= $c; } - else { $t .= sprintf("\\x%02x", ord $c); } - } - } - -$t; -} - - -# Read lines from named file or stdin and write to named file or stdout; lines -# consist of a regular expression, in delimiters and optionally followed by -# options, followed by a set of test data, terminated by an empty line. - -# Sort out the input and output files - -if (@ARGV > 0) - { - open(INFILE, "<$ARGV[0]") || die "Failed to open $ARGV[0]\n"; - $infile = "INFILE"; - } -else { $infile = "STDIN"; } - -if (@ARGV > 1) - { - open(OUTFILE, ">$ARGV[1]") || die "Failed to open $ARGV[1]\n"; - $outfile = "OUTFILE"; - } -else { $outfile = "STDOUT"; } - -printf($outfile "Perl $] Regular Expressions\n\n"); - -# Main loop - -NEXT_RE: -for (;;) - { - printf " re> " if $infile eq "STDIN"; - last if ! ($_ = <$infile>); - printf $outfile "$_" if $infile ne "STDIN"; - next if ($_ =~ /^\s*$/ || $_ =~ /^< forbid/); - - $pattern = $_; - - while ($pattern !~ /^\s*(.).*\1/s) - { - printf " > " if $infile eq "STDIN"; - last if ! ($_ = <$infile>); - printf $outfile "$_" if $infile ne "STDIN"; - $pattern .= $_; - } - - chomp($pattern); - $pattern =~ s/\s+$//; - - # The private /+ modifier means "print $' afterwards". - - $showrest = ($pattern =~ s/\+(?=[a-zA-Z]*$)//); - - # A doubled version is used by pcretest to print remainders after captures - - $pattern =~ s/\+(?=[a-zA-Z]*$)//; - - # Remove /8 from a UTF-8 pattern. - - $utf8 = $pattern =~ s/8(?=[a-zA-Z]*$)//; - - # Remove /J from a pattern with duplicate names. - - $pattern =~ s/J(?=[a-zA-Z]*$)//; - - # Remove /K from a pattern (asks pcretest to check MARK data) */ - - $pattern =~ s/K(?=[a-zA-Z]*$)//; - - # /W asks pcretest to set PCRE_UCP; change this to /u for Perl - - $pattern =~ s/W(?=[a-zA-Z]*$)/u/; - - # Remove /S or /SS from a pattern (asks pcretest to study or not to study) - - $pattern =~ s/S(?=[a-zA-Z]*$)//g; - - # Remove /Y and /O from a pattern (disable PCRE optimizations) - - $pattern =~ s/[YO](?=[a-zA-Z]*$)//; - - # Check that the pattern is valid - - eval "\$_ =~ ${pattern}"; - if ($@) - { - printf $outfile "Error: $@"; - if ($infile != "STDIN") - { - for (;;) - { - last if ! ($_ = <$infile>); - last if $_ =~ /^\s*$/; - } - } - next NEXT_RE; - } - - # If the /g modifier is present, we want to put a loop round the matching; - # otherwise just a single "if". - - $cmd = ($pattern =~ /g[a-z]*$/)? "while" : "if"; - - # If the pattern is actually the null string, Perl uses the most recently - # executed (and successfully compiled) regex is used instead. This is a - # nasty trap for the unwary! The PCRE test suite does contain null strings - # in places - if they are allowed through here all sorts of weird and - # unexpected effects happen. To avoid this, we replace such patterns with - # a non-null pattern that has the same effect. - - $pattern = "/(?#)/$2" if ($pattern =~ /^(.)\1(.*)$/); - - # Read data lines and test them - - for (;;) - { - printf "data> " if $infile eq "STDIN"; - last NEXT_RE if ! ($_ = <$infile>); - chomp; - printf $outfile "$_\n" if $infile ne "STDIN"; - - s/\s+$//; # Remove trailing space - s/^\s+//; # Remove leading space - s/\\Y//g; # Remove \Y (pcretest flag to set PCRE_NO_START_OPTIMIZE) - - last if ($_ eq ""); - $x = eval "\"$_\""; # To get escapes processed - - # Empty array for holding results, ensure $REGERROR and $REGMARK are - # unset, then do the matching. - - @subs = (); - - $pushes = "push \@subs,\$&;" . - "push \@subs,\$1;" . - "push \@subs,\$2;" . - "push \@subs,\$3;" . - "push \@subs,\$4;" . - "push \@subs,\$5;" . - "push \@subs,\$6;" . - "push \@subs,\$7;" . - "push \@subs,\$8;" . - "push \@subs,\$9;" . - "push \@subs,\$10;" . - "push \@subs,\$11;" . - "push \@subs,\$12;" . - "push \@subs,\$13;" . - "push \@subs,\$14;" . - "push \@subs,\$15;" . - "push \@subs,\$16;" . - "push \@subs,\$'; }"; - - undef $REGERROR; - undef $REGMARK; - - eval "${cmd} (\$x =~ ${pattern}) {" . $pushes; - - if ($@) - { - printf $outfile "Error: $@\n"; - next NEXT_RE; - } - elsif (scalar(@subs) == 0) - { - printf $outfile "No match"; - if (defined $REGERROR && $REGERROR != 1) - { printf $outfile (", mark = %s", &pchars($REGERROR)); } - printf $outfile "\n"; - } - else - { - while (scalar(@subs) != 0) - { - printf $outfile (" 0: %s\n", &pchars($subs[0])); - printf $outfile (" 0+ %s\n", &pchars($subs[17])) if $showrest; - $last_printed = 0; - for ($i = 1; $i <= 16; $i++) - { - if (defined $subs[$i]) - { - while ($last_printed++ < $i-1) - { printf $outfile ("%2d: <unset>\n", $last_printed); } - printf $outfile ("%2d: %s\n", $i, &pchars($subs[$i])); - $last_printed = $i; - } - } - splice(@subs, 0, 18); - } - - # It seems that $REGMARK is not marked as UTF-8 even when use utf8 is - # set and the input pattern was a UTF-8 string. We can, however, force - # it to be so marked. - - if (defined $REGMARK && $REGMARK != 1) - { - $xx = $REGMARK; - $xx = Encode::decode_utf8($xx) if $utf8; - printf $outfile ("MK: %s\n", &pchars($xx)); - } - } - } - } - -# printf $outfile "\n"; - -# End |