perl 4.0 patch 20: (combined patch)

ENHANCEMENTS
Subject: relaxed requirement for semicolon at the end of a block
Subject: scalar keys %array now counts keys for you
Subject: added ... as variant on ..
Subject: get*by* routines now return something useful in a scalar context
Subject: form feed for formats is now specifiable via $^L
Subject: PERLLIB now supports multiple directories
Subject: paragraph mode now skips extra newlines automatically

MANPAGE
Subject: documented that numbers may contain underline
Subject: clarified that DATA may only be read from main script
Subject: documented need for 1; at the end of a required file
Subject: extended bracket-style quotes to two-arg operators: s()() and tr()()
Subject: documented PERLLIB and PERLDB
Subject: documented limit on size of regexp

CONFIGURATION
Subject: bcopy() and memcpy() now tested for overlap safety
Subject: isascii() may now be supplied by a library routine
Subject: Configure now allows optional continuation with files missing
Subject: many more hints files added
Subject: many more hints added
Subject: hints now auto selected on uname -s as well as uname -m
Subject: OSF/1 support added
Subject: Configure growing-library-list bug fixed
Subject: seekdir(), telldir() and rewinddir() now checked for independently
Subject: cray didn't give enough memory to /bin/sh
Subject: perl -P now uses location of sed determined by Configure
Subject: SH files didn't work well with symbolic links
Subject: makefiles now display new shift/reduce expectations
Subject: support added to installperl for cross-compilation
Subject: a2p was installed unexecutable
Subject: installperl didn't warn on failed manpage installation
Subject: disabled cpp test if cppstdin not yet installed

PORTABILITY
Subject: O_PIPE conflicted with Atari
Subject: config.H updated to reflect more recent config.h
Subject: removed implicit int declarations on functions
Subject: added Atari ST portability
Subject: some machines don't define ENOTSOCK in errno.h
Subject: added explicit time_t support
Subject: alternate config.h files upgraded
Subject: new OS/2 support

COMPILER
Subject: various error messages have been clarified
Subject: the switch optimizer didn't do anything in subroutines
Subject: clarified debugging output for literals and double-quoted strings
Subject: new warning for use of x with non-numeric right operand
Subject: illegal lvalue message could be followed by core dump
Subject: new warning for ambiguous use of unary operators
Subject: eval "1 #comment" didn't work
Subject: semantic compilation errors didn't abort execution
Subject: an expression may now start with a bareword
Subject: if {block} {block} didn't work any more
Subject: "$var{$foo'bar}" didn't scan subscript correctly
Subject: an EXPR may now start with a bareword
Subject: print $fh EXPR can now expect term rather than operator in EXPR
Subject: new warning on spurious backslash
Subject: new warning on missing $ for foreach variable
Subject: "foo"x1024 now legal without space after x
Subject: new warning on print accidentally used as function
Subject: 2. now eats the dot
Subject: <@ARGV> now notices @ARGV
Subject: tr/// now lets you say \-

RUNTIME
Subject: an eval block containing a null block or statement could dump core
Subject: modulus with highest bit in left operand set didn't always work
Subject: join() now pre-extends target string to avoid excessive copying
Subject: subroutines didn't localize $`, $&, $', $1 et al correctly
Subject: usersub routines didn't reclaim temp values soon enough
Subject: ($<,$>) = ... didn't work on some architectures
Subject: fixed memory leak on system() for vfork() machines
Subject: @ in unpack failed too often
Subject: slice on null list in scalar context returned random value
Subject: splice with negative offset didn't work with $[ = 1
Subject: fixed some memory leaks in splice
Subject: dbmclose(%array) didn't work
Subject: delete could cause %array to give too low a count of buckets filled
Subject: hash tables now split only if the memory is available to do so
Subject: realloc(0, size) now does malloc in case library routines call it
Subject: running taintperl explicitly now does checks even if $< == $>
Subject: fixed memory leak in doube-quote interpretation
Subject: a splice on non-existent array elements could dump core
Subject: tr/stuff// wasn't working right

I/O
Subject: new warnings for failed use of stat operators on filenames with \n
Subject: wait failed when STDOUT or STDERR reopened to a pipe
Subject: end of file latch not reset on reopen of STDIN
Subject: seek(HANDLE, 0, 1) went to eof because of ancient Ultrix workaround
Subject: h_errno now accessible via $?

REGEXP
Subject: pattern modifiers i and o didn't interact right
Subject: g pattern modifer sometimes returned extra values
Subject: m/$pattern/g didn't work
Subject: /^stuff/ wrongly assumed an implicit $* == 1
Subject: /x{0}/ was wrongly interpreted as /x{0,}/
Subject: added \W, \S and \D inside /[...]/
Subject: pattern modifiers i and g didn't interact right
Subject: in some cases $` and $' didn't get set by match
Subject: made /\$$foo/ look for literal '$foo'

LIBRARIES
Subject: big*.pl library files upgraded
Subject: better support in chat2 for multiple children
Subject: &ctime didn't handle $[ != 0
Subject: find.pl got confused by unreadable directories
Subject: new version of newgetopt.pl
Subject: Tom's famous double-ended pipe opener, open2(), is now included
Subject: support added to pwd.pl to strip automounter crud
Subject: &shellwords looped on bad input, and used inefficient regular exprs
Subject: termcap.pl didn't parse termcap terminal names right
Subject: timelocal could loop on bad input
Subject: timelocal now calculates DST itself
Subject: &getcap eventually dumped core in bsdcurses

DEBUGGER
Subject: support for MSDOS folded into perldb.pl
Subject: perldb couldn't debug file containing '-', such as STDIN designator
Subject: the debugger now warns you on lines that can't set a breakpoint
Subject: the debugger made perl forget the last pattern used by //
Subject: fixed double debug break in foreach with implicit array assignment
Subject: debugger sometimes displayed wrong source line

INTERSTICES
Subject: Perl now distinguishes overlapped copies from non-overlapped
Subject: fixed confusion between a *var's real name and its effective name
Subject: deleted some minor memory leaks
Subject: couldn't require . files
Subject: -e 'cmd' no longer fails silently if /tmp runs out of space
Subject: function key support added to curses.mus

TRANSLATORS
Subject: find2perl assumed . in PATH
Subject: find2perl didn't output portable startup code
Subject: find2perl didn't always stat at the right time
Subject: s2p didn't output portable startup code
Subject: s2p didn't translate s/pat/\&/ or s/pat/\$/ or s/pat/\\1/ right
Subject: in a2p, getline should allow variable to be array element
Subject: in a2p, now warns about spurious backslashes
Subject: in a2p, now allows [ to be backslashed in pattern
Subject: in a2p, now allows numbers of the form 2.
Subject: in a2p, simplified the filehandle model
Subject: in a2p, made RS="" translate to $/ = "\n\n"
Subject: in a2p, do {...} while ... was missing some reconstruction code

1 files changed, 18 insertions, 8 deletions

diff --git a/Makefile.SH b/Makefile.SH
index cc60bf39c6..a3130ef005 100644
--- a/Makefile.SH
+++ b/Makefile.SH
@@ -24,10 +24,15 @@ case "$d_dosuid" in
 esac
 
 echo "Extracting Makefile (with variable substitutions)"
+rm -f Makefile
 cat >Makefile <<!GROK!THIS!
-# $RCSfile: Makefile.SH,v $$Revision: 4.0.1.3 $$Date: 91/11/05 15:48:11 $
+# $RCSfile: Makefile.SH,v $$Revision: 4.0.1.4 $$Date: 92/06/08 11:40:43 $
 #
 # $Log:	Makefile.SH,v $
+# Revision 4.0.1.4  92/06/08  11:40:43  lwall
+# patch20: cray didn't give enough memory to /bin/sh
+# patch20: various and sundry fixes
+# 
 # Revision 4.0.1.3  91/11/05  15:48:11  lwall
 # patch11: saberized perl
 # patch11: added support for dbz
@@ -66,6 +71,8 @@ libs = $libs $cryptlib
 
 public = perl taintperl $suidperl
 
+shellflags = $shellflags
+
 # To use an alternate make, set $altmake in config.sh.
 MAKE = ${altmake-make}
 
@@ -73,7 +80,7 @@ MAKE = ${altmake-make}
 
 cat >>Makefile <<'!NO!SUBS!'
 
-CCCMD = `sh cflags $@`
+CCCMD = `sh $(shellflags) cflags $@`
 
 private = 
 
@@ -299,10 +306,13 @@ perly.h: perly.c
 	touch perly.h
 
 perly.c: perly.y perly.fixer
-	@ echo 'Expect either' 29 shift/reduce and 59 reduce/reduce conflicts...
-	@ echo '           or' 27 shift/reduce and 61 reduce/reduce conflicts...
+	@ \
+case "$(YACC)" in \
+    *bison*) echo 'Expect' 25 shift/reduce and 59 reduce/reduce conflicts;; \
+    *) echo 'Expect' 27 shift/reduce and 57 reduce/reduce conflicts;; \
+esac
 	$(YACC) -d perly.y
-	sh ./perly.fixer y.tab.c perly.c
+	sh $(shellflags) ./perly.fixer y.tab.c perly.c
 	mv y.tab.h perly.h
 	echo 'extern YYSTYPE yylval;' >>perly.h
 
@@ -313,7 +323,7 @@ install: all
 	./perl installperl
 
 clean:
-	rm -f *.o all perl taintperl suidperl
+	rm -f *.o all perl taintperl suidperl perly.c
 	cd x2p; $(MAKE) clean
 
 realclean: clean
@@ -339,7 +349,7 @@ depend: makedepend
 
 test: perl
 	- cd t && chmod +x TEST */*.t
-	- cd t && (rm -f perl; $(SLN) ../perl .) && ./perl TEST </dev/tty
+	- cd t && (rm -f perl; $(SLN) ../perl perl) && ./perl TEST </dev/tty
 
 clist:
 	echo $(c) | tr ' ' '\012' >.clist
@@ -354,7 +364,7 @@ shlist:
 $(obj) hash.o:
 	@ echo "You haven't done a "'"make depend" yet!'; exit 1
 makedepend: makedepend.SH
-	/bin/sh makedepend.SH
+	/bin/sh $(shellflags) makedepend.SH
 !NO!SUBS!
 $eunicefix Makefile
 case `pwd` in