[inseparable changes from patch from perl-5.003_97d to perl-5.003_97e]perl-5.003_97e

 CORE LANGUAGE CHANGES

Subject: New operator: sysseek()
From: Chip Salzenberg <chip@perl.com>
Files: doio.c ext/Opcode/Makefile.PL ext/Opcode/Opcode.pm global.sym keywords.pl opcode.pl pod/perldelta.pod pod/perlfunc.pod pp_sys.c t/op/sysio.t toke.c

Subject: Allow recursive substitution again
From: Chip Salzenberg <chip@perl.com>
Files: pod/perldelta.pod pod/perldiag.pod pp_hot.c

 CORE PORTABILITY

Subject: Use size_t for socket size parameters of GNU libc
From: Chip Salzenberg <chip@perl.com>
Files: doio.c pp_sys.c

Subject: Win32 update (four patches)
From: Gurusamy Sarathy <gsar@engin.umich.edu>
Files: MANIFEST README.win32 dosish.h ext/SDBM_File/Makefile.PL ext/SDBM_File/sdbm/Makefile.PL ext/SDBM_File/sdbm/sdbm.c ext/SDBM_File/sdbm/sdbm.h lib/ExtUtils/MM_Unix.pm perl.c utils/perlbug.PL utils/perldoc.PL win32/Makefile win32/TEST win32/config.H win32/config.w32 win32/config_h.PL win32/config_sh.PL win32/perllib.c win32/runperl.c win32/win32.c win32/win32io.c win32/win32sck.c

 DOCUMENTATION

Subject: Add CGI to perldelta.pod and improve its description in MANIFEST
From: Chip Salzenberg <chip@perl.com>
Files: MANIFEST pod/perldelta.pod

Subject: Describe probs with majordomo 1.94.1
From: Chip Salzenberg <chip@perl.com>
Files: pod/perldelta.pod

Subject: Fix description of /\G/g
From: Chip Salzenberg <chip@perl.com>
Files: pod/perlop.pod

Subject: Mention '...' operator in precedence table
Date: Sun, 13 Apr 1997 11:24:16 -0600
From: Tom Christiansen <tchrist@perl.com>
Files: pod/perlop.pod

    private-msgid: 199704131724.LAA23120@jhereg.perl.com

 OTHER CORE CHANGES

Subject: New API function: perl_eval_pv()
Date: Mon, 14 Apr 1997 17:13:41 -0400
From: Doug MacEachern <dougm@opengroup.org>
Files: perl.c pod/perlcall.pod pod/perldelta.pod pod/perlembed.pod pod/perlguts.pod proto.h

    private-msgid: 199704142113.RAA06823@postman.osf.org

Subject: Fix C< s//whatever/ >, which reuses old pattern
From: Chip Salzenberg <chip@perl.com>
Files: pp_hot.c regexec.c

1 files changed, 89 insertions, 0 deletions

diff --git a/win32/config_h.PL b/win32/config_h.PL
new file mode 100644
index 0000000000..d266f6557f
--- /dev/null
+++ b/win32/config_h.PL
@@ -0,0 +1,89 @@
+#
+use Config;
+use File::Compare qw(compare);
+use File::Copy qw(copy);
+my $name = $0;
+$name =~ s#^(.*)\.PL$#../$1.SH#;
+open(SH,"<$name") || die "Cannot open $name:$!";
+while (<SH>)
+ {
+  last if /^sed/;
+ }
+($term,$file,$pat) = /^sed\s+<<(\S+)\s+>(\S+)\s+(.*)$/;
+
+my $str = "sub munge\n{\n";
+
+while ($pat =~ s/-e\s+'([^']*)'\s*//)
+ {
+  my $e = $1;
+  $e =~ s/\\([\(\)])/$1/g;
+  $e =~ s/\\(\d)/\$$1/g; 
+  $str .= "$e;\n";
+ }
+$str .= "}\n";
+
+eval $str;
+
+die "$str:$@" if $@;
+
+open(H,">$file.new") || die "Cannot open $file.new:$!";
+while (<SH>)
+ {
+  last if /^$term$/o;
+  s/\$([\w_]+)/Config($1)/eg;
+  s/`([^\`]*)`/BackTick($1)/eg;
+  munge();
+  s/\\\$/\$/g;
+  s#/[ *\*]*\*/#/**/#;
+  if (/#define\s+ARCHLIBEXP/)
+   {
+   }
+  print H;
+ }
+print H "#include <win32.h>
+#define ARCHLIBEXP (win32PerlLibPath())
+#define DEBUGGING
+";
+close(H);
+close(SH);
+
+
+chmod(0666,"../lib/CORE/config.h");
+copy("$file.new","../lib/CORE/config.h") || die "Cannot copy:$!";
+chmod(0444,"../lib/CORE/config.h");
+
+if (compare("$file.new",$file))
+ {
+  warn "$file has changed\n";
+  chmod(0666,$file);
+  unlink($file);
+  rename("$file.new",$file);
+  chmod(0444,$file);
+  exit(1);
+ }
+
+sub Config
+{
+ my $var = shift;
+ my $val = $Config{$var};
+ $val = 'undef' unless defined $val;
+ $val =~ s/\\/\\\\/g;
+ return $val;
+}
+
+sub BackTick
+{
+ my $cmd = shift;
+ if ($cmd =~ /^echo\s+(.*?)\s*\|\s+sed\s+'(.*)'\s*$/)
+  {
+   local ($data,$pat) = ($1,$2);
+   $data =~ s/\s+/ /g;
+   eval "\$data =~ $pat";
+   return $data;
+  }
+ else
+  {
+   die "Cannot handle \`$cmd\`";
+  }
+ return $cmd;
+}