From mboxrd@z Thu Jan  1 00:00:00 1970
From: hjl@lucon.org (H.J. Lu)
To: S.Lo@orl.co.uk (Sai-Lai Lo)
Cc: egcs@cygnus.com
Subject: egcs 1.0 patch for RedHat 5.0
Date: Wed, 10 Dec 1997 10:58:00 -0000
Message-id: <m0xfqaZ-0004ecC@ocean.lucon.org>
References: <199712091815.SAA07392@santaka.cam-orl.co.uk>
X-SW-Source: 1997-12/msg00606.html

> I'm interested in the patch one needs to use egcs 1.0 on RH 5. Where can I
> get it?

This is a patch for egcs 1.0 to compile under RedHat 5.0. BTW,
your still need binutils 2.8.1.0.15 or above. See INSTALL for
details.

H.J.
-----
Tue Dec  9 21:51:32 1997  H.J. Lu  (hjl@gnu.org)

	* configure.in (target frags): Add *-linux-gnu.

Fri Dec  5 16:22:15 1997  H.J. Lu  (hjl@gnu.org)

	* streambuf.cc (streambuf::~streambuf): Don't delete _lock
	for _IO_stdin/_IO_stdout/_IO_stderr.

diff -ur egcs-1.0/libio/configure.in egcs/libio/configure.in
--- egcs-1.0/libio/configure.in	Tue Dec  9 10:43:38 1997
+++ egcs/libio/configure.in	Tue Dec  9 21:41:44 1997
@@ -64,6 +64,17 @@
     cp ${srcdir}/config/linuxaxp1-libc-lock.h libc-lock.h
     cp ${srcdir}/config/linuxaxp1-stdio-lock.h stdio-lock.h
     ;;
+  *-linux-gnu)
+    # We have a correct libc-lock.h in glibc 2.1 but not all glibc 2.0.
+    # Create a wrapper if necessary.
+    (echo "#include <bits/libc-lock.h>" | ${CC-cc} -E -) >/dev/null 2>&1 ||
+      {
+	echo "#include_next <libc-lock.h>" > libc-lock.h
+	echo 'asm (".weak _pthread_cleanup_pop_restore");' >> libc-lock.h
+	echo 'asm (".weak _pthread_cleanup_push_defer");' >> libc-lock.h
+
+      }
+    ;;
 esac
 
 for frag in ${frags}; do
diff -ur egcs-1.0/libio/streambuf.cc egcs/libio/streambuf.cc
--- egcs-1.0/libio/streambuf.cc	Tue Dec  9 10:38:10 1997
+++ egcs/libio/streambuf.cc	Tue Dec  9 21:14:06 1997
@@ -220,7 +220,8 @@
 {
   _IO_default_finish(this,0);
 #ifdef _IO_MTSAFE_IO
-  delete _lock;
+  if (this != _IO_stdin && this != _IO_stdout && this != _IO_stderr)
+    delete _lock;
 #endif
 }