From: Tim Bunce <Tim.Bunce@ig.co.uk>
Date: Wed, 11 Jun 1997 00:00:00 +0000 (+1200)
Subject: perl5.004 on AIX: Patches
X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=commitdiff_plain;h=1553ab042847244da5856825de22281fd831878d;p=p5sagit%2Fp5-mst-13.2.git

perl5.004 on AIX: Patches

(this is the same change as commit a9581ec21a2686ca09657757555fcd66435bb205, but as applied)
---

diff --git a/Makefile.SH b/Makefile.SH
index ec99d02..70876e1 100755
--- a/Makefile.SH
+++ b/Makefile.SH
@@ -41,7 +41,14 @@ true)
 		;;
 	aix*)
 		shrpldflags="-H512 -T512 -bhalt:4 -bM:SRE -bE:perl.exp"
-		shrpldflags="$shrpldflags -b noentry $ldflags $libs $cryptlib"
+		case "$osvers" in
+		3*)
+			shrpldflags="$shrpldflags -e _nostart $ldflags $libs $cryptlib"
+			;;
+		*)
+			shrpldflags="$shrpldflags -b noentry $ldflags $libs $cryptlib"
+			;;
+		esac
 		aixinstdir=`pwd | sed 's/\/UU$//'`
 		linklibperl="-L $archlibexp/CORE -L $aixinstdir -lperl"
 		;;
diff --git a/ext/DynaLoader/dl_aix.xs b/ext/DynaLoader/dl_aix.xs
index bdf33b2..7466666 100644
--- a/ext/DynaLoader/dl_aix.xs
+++ b/ext/DynaLoader/dl_aix.xs
@@ -29,6 +29,12 @@
 #include <a.out.h>
 #include <ldfcn.h>
 
+/* If using PerlIO, redefine these macros from <ldfcn.h> */
+#ifdef USE_PERLIO
+#define FSEEK(ldptr,o,p)        PerlIO_seek(IOPTR(ldptr),(p==BEGINNING)?(OFFSET(ldptr)+o):o,p)
+#define FREAD(p,s,n,ldptr)      PerlIO_read(IOPTR(ldptr),p,s*n)
+#endif
+
 /*
  * We simulate dlopen() et al. through a call to load. Because AIX has
  * no call to find an exported symbol we read the loader section of the
@@ -389,7 +395,13 @@ static int readExports(ModulePtr mp)
 			;
 		return -1;
 	}
+/* This first case is a hack, since it assumes that the 3rd parameter to
+   FREAD is 1. See the redefinition of FREAD above to see how this works. */
+#ifdef USE_PERLIO
+	if (FREAD(ldbuf, sh.s_size, 1, ldp) != sh.s_size) {
+#else
 	if (FREAD(ldbuf, sh.s_size, 1, ldp) != 1) {
+#endif
 		errvalid++;
 		strcpy(errbuf, "readExports: cannot read loader section");
 		safefree(ldbuf);
diff --git a/perl_exp.SH b/perl_exp.SH
index ef79876..06b587f 100755
--- a/perl_exp.SH
+++ b/perl_exp.SH
@@ -5,9 +5,9 @@
 # Create the export list for perl.
 # Needed by AIX to do dynamic linking.
 #
-# This simple program relys on 'global.sym' being up to date
-# with all of the global symbols that a dynamicly link library
-# might want to access.
+# This simple program relys on 'global.sym' and other *.sym files
+# being up to date with all of the global symbols that a dynamic
+# link library might want to access.
 #
 # Most symbols have a Perl_ prefix because that's what embed.h sticks
 # in front of them.  Variations depend on binary compatibility with
@@ -57,6 +57,15 @@ y*)
 	;;
 esac
 
+# 
+# If we use the PerlIO abstraction layer, add its symbols
+#
+
+if [ $useperlio = "define" ]
+then
+	grep '^[A-Za-z]' perlio.sym >> perl.exp
+fi
+
 #
 # Extra globals not included above (including a few that might
 # not actually be defined, but there's no harm in that).
diff --git a/perlio.sym b/perlio.sym
new file mode 100644
index 0000000..d7a345c
--- /dev/null
+++ b/perlio.sym
@@ -0,0 +1,49 @@
+# Symbols which arise as part of the PerlIO abstraction
+
+PerlIO_stderr
+PerlIO_stderr
+PerlIO_stdin
+PerlIO_stdout
+PerlIO_fast_gets
+PerlIO_has_cntptr
+PerlIO_canset_cnt
+PerlIO_set_cnt
+PerlIO_set_ptrcnt
+PerlIO_get_cnt
+PerlIO_get_bufsiz
+PerlIO_get_ptr
+PerlIO_get_base
+PerlIO_has_base
+PerlIO_puts
+PerlIO_open
+PerlIO_fdopen
+PerlIO_reopen
+PerlIO_close
+PerlIO_eof
+PerlIO_getname
+PerlIO_getc
+PerlIO_error
+PerlIO_clearerr
+PerlIO_flush
+PerlIO_fileno
+PerlIO_setlinebuf
+PerlIO_putc
+PerlIO_ungetc
+PerlIO_read
+PerlIO_write
+PerlIO_vprintf
+PerlIO_tell
+PerlIO_seek
+PerlIO_rewind
+PerlIO_printf
+PerlIO_stdoutf
+PerlIO_tmpfile
+PerlIO_importFILE
+PerlIO_exportFILE
+PerlIO_findFILE
+PerlIO_releaseFILE
+PerlIO_init
+PerlIO_setpos
+PerlIO_getpos
+PerlIO_vsprintf
+PerlIO_sprintf