require 5.003; # keep this compatible, an old perl is all we may have before
# we build the new one
+BEGIN {
+ # Get function prototypes
+ require 'regen_lib.pl';
+}
+
#
# See database of global and static function prototypes in embed.fnc
# This is used to generate prototype headers under various configurations,
sub do_not_edit ($)
{
my $file = shift;
+
+ my $years = '1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005';
+
+ $years =~ s/1999,/1999,\n / if length $years > 40;
+
my $warning = <<EOW;
$file
- Copyright (c) 1997-2002, Larry Wall
+ Copyright (C) $years, by Larry Wall and others
You may distribute under the terms of either the GNU General Public
License or the Artistic License, as specified in the README file.
EOW
+ $warning .= <<EOW if $file eq 'perlapi.c';
+
+Up to the threshold of the door there mounted a flight of twenty-seven
+broad stairs, hewn by some unknown art of the same black stone. This
+was the only entrance to the tower.
+
+
+EOW
+
if ($file =~ m:\.[ch]$:) {
$warning =~ s:^: * :gm;
$warning =~ s: +$::gm;
$F = $filename;
}
else {
- unlink $filename;
+ safer_unlink $filename;
open F, ">$filename" or die "Can't open $filename: $!";
+ binmode F;
$F = \*F;
}
print $F $leader if $leader;
$_ .= <IN>;
chomp;
}
+ s/\s+$//;
my @args;
if (/^\s*(#|$)/) {
@args = $_;
print $F @outs; # $function->(@args) is not 5.003
}
print $F $trailer if $trailer;
- close $F unless ref $filename;
+ unless (ref $filename) {
+ close $F or die "Error closing $filename: $!";
+ }
}
sub munge_c_files () {
if( $flags =~ /f/ ) {
my $prefix = $flags =~ /n/ ? '' : 'pTHX_';
my $args = scalar @args;
- $ret .= "\n#ifdef CHECK_FORMAT\n";
- $ret .= sprintf " __attribute__((format(printf,%s%d,%s%d)))",
+ $ret .= sprintf "\n\t__attribute__format__(__printf__,%s%d,%s%d)",
$prefix, $args - 1, $prefix, $args;
- $ret .= "\n#endif\n";
}
$ret .= ";";
$ret .= ' */' if $flags =~ /m/;
my $ret = "";
if (@_ > 1) {
my ($flags,$retval,$func,@args) = @_;
- if ($flags =~ /A/ && $flags !~ /[xm]/) { # public API, so export
- $func = "Perl_$func" if $flags =~ /p/;
+ if ($flags =~ /[AX]/ && $flags !~ /[xm]/
+ || $flags =~ /b/) { # public API, so export
+ $func = "Perl_$func" if $flags =~ /[pbX]/;
$ret = "$func\n";
}
}
curcop compiling
tainting tainted stack_base stack_sp sv_arenaroot
no_modify
- curstash DBsub DBsingle debstash
+ curstash DBsub DBsingle DBassertion debstash
rsfp
stdingv
defgv
or die "embed.pl: Can't open $file: $!\n";
while (<FILE>) {
s/[ \t]*#.*//; # Delete comments.
- if (/PERLVARA?I?C?\($pre(\w+)/) {
+ if (/PERLVARA?I?S?C?\($pre(\w+)/) {
my $sym = $1;
$sym = $pre . $sym if $keep_pre;
warn "duplicate symbol $sym while processing $file\n"
return hide("PL_$pre$sym", "PL_$sym");
}
-unlink 'embed.h';
+safer_unlink 'embed.h';
open(EM, '> embed.h') or die "Can't create embed.h: $!\n";
+binmode EM;
print EM do_not_edit ("embed.h"), <<'END';
/* (Doing namespace management portably in C is really gross.) */
-/* NO_EMBED is no longer supported. i.e. EMBED is always active. */
+/* By defining PERL_NO_SHORT_NAMES (not done by default) the short forms
+ * (like warn instead of Perl_warn) for the API are not defined.
+ * Not defining the short forms is a good thing for cleaner embedding. */
+
+#ifndef PERL_NO_SHORT_NAMES
/* Hide global symbols */
END
+# Try to elimiate lots of repeated
+# #ifdef PERL_CORE
+# foo
+# #endif
+# #ifdef PERL_CORE
+# bar
+# #endif
+# by tracking state and merging foo and bar into one block.
+my $ifdef_state = '';
+
walk_table {
my $ret = "";
+ my $new_ifdef_state = '';
if (@_ == 1) {
my $arg = shift;
$ret .= "$arg\n" if $arg =~ /^#\s*(if|ifn?def|else|endif)\b/;
$ret .= hide($func,"Perl_$func");
}
}
+ if ($ret ne '' && $flags !~ /A/) {
+ if ($flags =~ /E/) {
+ $new_ifdef_state
+ = "#if defined(PERL_CORE) || defined(PERL_EXT)\n";
+ }
+ else {
+ $new_ifdef_state = "#ifdef PERL_CORE\n";
+ }
+
+ if ($new_ifdef_state ne $ifdef_state) {
+ $ret = $new_ifdef_state . $ret;
+ }
+ }
+ }
+ if ($ifdef_state && $new_ifdef_state ne $ifdef_state) {
+ # Close the old one ahead of opening the new one.
+ $ret = "#endif\n$ret";
}
+ # Remember the new state.
+ $ifdef_state = $new_ifdef_state;
$ret;
} \*EM, "";
+if ($ifdef_state) {
+ print EM "#endif\n";
+}
+
for $sym (sort keys %ppsym) {
$sym =~ s/^Perl_//;
print EM hide($sym, "Perl_$sym");
my @az = ('a'..'z');
+$ifdef_state = '';
walk_table {
my $ret = "";
+ my $new_ifdef_state = '';
if (@_ == 1) {
my $arg = shift;
$ret .= "$arg\n" if $arg =~ /^#\s*(if|ifn?def|else|endif)\b/;
$ret .= $alist . ")\n";
}
}
+ unless ($flags =~ /A/) {
+ if ($flags =~ /E/) {
+ $new_ifdef_state
+ = "#if defined(PERL_CORE) || defined(PERL_EXT)\n";
+ }
+ else {
+ $new_ifdef_state = "#ifdef PERL_CORE\n";
+ }
+
+ if ($new_ifdef_state ne $ifdef_state) {
+ $ret = $new_ifdef_state . $ret;
+ }
+ }
}
+ if ($ifdef_state && $new_ifdef_state ne $ifdef_state) {
+ # Close the old one ahead of opening the new one.
+ $ret = "#endif\n$ret";
+ }
+ # Remember the new state.
+ $ifdef_state = $new_ifdef_state;
$ret;
} \*EM, "";
+if ($ifdef_state) {
+ print EM "#endif\n";
+}
+
for $sym (sort keys %ppsym) {
$sym =~ s/^Perl_//;
if ($sym =~ /^ck_/) {
#endif /* PERL_IMPLICIT_CONTEXT */
+#endif /* #ifndef PERL_NO_SHORT_NAMES */
+
END
print EM <<'END';
an extra argument but grab the context pointer using the macro
dTHX.
*/
-#if defined(PERL_IMPLICIT_CONTEXT)
+#if defined(PERL_IMPLICIT_CONTEXT) && !defined(PERL_NO_SHORT_NAMES)
# define croak Perl_croak_nocontext
# define deb Perl_deb_nocontext
# define die Perl_die_nocontext
END
-close(EM);
+close(EM) or die "Error closing EM: $!";
-unlink 'embedvar.h';
+safer_unlink 'embedvar.h';
open(EM, '> embedvar.h')
or die "Can't create embedvar.h: $!\n";
+binmode EM;
print EM do_not_edit ("embedvar.h"), <<'END';
END
for $sym (sort keys %globvar) {
- print EM multon($sym,'G','PL_Vars.');
+ print EM multon($sym, 'G','my_vars->');
+ print EM multon("G$sym",'', 'my_vars->');
}
print EM <<'END';
#endif /* PERL_POLLUTE */
END
-close(EM);
+close(EM) or die "Error closing EM: $!";
-unlink 'perlapi.h';
-unlink 'perlapi.c';
+safer_unlink 'perlapi.h';
+safer_unlink 'perlapi.c';
open(CAPI, '> perlapi.c') or die "Can't create perlapi.c: $!\n";
+binmode CAPI;
open(CAPIH, '> perlapi.h') or die "Can't create perlapi.h: $!\n";
+binmode CAPIH;
print CAPIH do_not_edit ("perlapi.h"), <<'EOT';
#undef PERLVARA
#undef PERLVARI
#undef PERLVARIC
+#undef PERLVARISC
#define PERLVAR(v,t) EXTERN_C t* Perl_##v##_ptr(pTHX);
#define PERLVARA(v,n,t) typedef t PL_##v##_t[n]; \
EXTERN_C PL_##v##_t* Perl_##v##_ptr(pTHX);
#define PERLVARI(v,t,i) PERLVAR(v,t)
#define PERLVARIC(v,t,i) PERLVAR(v, const t)
+#define PERLVARISC(v,i) typedef const char PL_##v##_t[sizeof(i)]; \
+ EXTERN_C PL_##v##_t* Perl_##v##_ptr(pTHX);
#include "thrdvar.h"
#include "intrpvar.h"
#undef PERLVARA
#undef PERLVARI
#undef PERLVARIC
+#undef PERLVARISC
+
+#ifndef PERL_GLOBAL_STRUCT
+EXTERN_C Perl_ppaddr_t** Perl_Gppaddr_ptr(pTHX);
+EXTERN_C Perl_check_t** Perl_Gcheck_ptr(pTHX);
+EXTERN_C unsigned char** Perl_Gfold_locale_ptr(pTHX);
+#define Perl_ppaddr_ptr Perl_Gppaddr_ptr
+#define Perl_check_ptr Perl_Gcheck_ptr
+#define Perl_fold_locale_ptr Perl_Gfold_locale_ptr
+#endif
END_EXTERN_C
START_EXTERN_C
#ifndef DOINIT
-EXT void *PL_force_link_funcs[];
+EXTCONST void * const PL_force_link_funcs[];
#else
-EXT void *PL_force_link_funcs[] = {
+EXTCONST void * const PL_force_link_funcs[] = {
#undef PERLVAR
#undef PERLVARA
#undef PERLVARI
#define PERLVARA(v,n,t) PERLVAR(v,t)
#define PERLVARI(v,t,i) PERLVAR(v,t)
#define PERLVARIC(v,t,i) PERLVAR(v,t)
+#define PERLVARISC(v,i) PERLVAR(v,char)
#include "thrdvar.h"
#include "intrpvar.h"
#undef PERLVARA
#undef PERLVARI
#undef PERLVARIC
+#undef PERLVARISC
};
#endif /* DOINIT */
#endif /* __perlapi_h__ */
EOT
-close CAPIH;
+close CAPIH or die "Error closing CAPIH: $!";
print CAPI do_not_edit ("perlapi.c"), <<'EOT';
#undef PERLVARA
#undef PERLVARI
#undef PERLVARIC
+#undef PERLVARISC
#define PERLVAR(v,t) t* Perl_##v##_ptr(pTHX) \
- { return &(aTHX->v); }
+ { dVAR; return &(aTHX->v); }
#define PERLVARA(v,n,t) PL_##v##_t* Perl_##v##_ptr(pTHX) \
- { return &(aTHX->v); }
+ { dVAR; return &(aTHX->v); }
#define PERLVARI(v,t,i) PERLVAR(v,t)
#define PERLVARIC(v,t,i) PERLVAR(v, const t)
+#define PERLVARISC(v,i) PL_##v##_t* Perl_##v##_ptr(pTHX) \
+ { dVAR; return &(aTHX->v); }
#include "thrdvar.h"
#include "intrpvar.h"
#undef PERLVAR
#undef PERLVARA
#define PERLVAR(v,t) t* Perl_##v##_ptr(pTHX) \
- { return &(PL_##v); }
+ { dVAR; return &(PL_##v); }
#define PERLVARA(v,n,t) PL_##v##_t* Perl_##v##_ptr(pTHX) \
- { return &(PL_##v); }
+ { dVAR; return &(PL_##v); }
#undef PERLVARIC
-#define PERLVARIC(v,t,i) const t* Perl_##v##_ptr(pTHX) \
+#undef PERLVARISC
+#define PERLVARIC(v,t,i) \
+ const t* Perl_##v##_ptr(pTHX) \
{ return (const t *)&(PL_##v); }
+#define PERLVARISC(v,i) PL_##v##_t* Perl_##v##_ptr(pTHX) \
+ { dVAR; return &(PL_##v); }
#include "perlvars.h"
#undef PERLVAR
#undef PERLVARA
#undef PERLVARI
#undef PERLVARIC
+#undef PERLVARISC
+
+#ifndef PERL_GLOBAL_STRUCT
+/* A few evil special cases. Could probably macrofy this. */
+#undef PL_ppaddr
+#undef PL_check
+#undef PL_fold_locale
+Perl_ppaddr_t** Perl_Gppaddr_ptr(pTHX) {
+ static const Perl_ppaddr_t* ppaddr_ptr = PL_ppaddr;
+ return (Perl_ppaddr_t**)&ppaddr_ptr;
+}
+Perl_check_t** Perl_Gcheck_ptr(pTHX) {
+ static const Perl_check_t* check_ptr = PL_check;
+ return (Perl_check_t**)&check_ptr;
+}
+unsigned char** Perl_Gfold_locale_ptr(pTHX) {
+ static const unsigned char* fold_locale_ptr = PL_fold_locale;
+ return (unsigned char**)&fold_locale_ptr;
+}
+#endif
END_EXTERN_C
#endif /* MULTIPLICITY */
EOT
-close(CAPI);
+close(CAPI) or die "Error closing CAPI: $!";
# functions that take va_list* for implementing vararg functions
# NOTE: makedef.pl must be updated if you add symbols to %vfuncs