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authorRoland McGrath <roland@gnu.org>2002-03-11 21:28:28 +0000
committerRoland McGrath <roland@gnu.org>2002-03-11 21:28:28 +0000
commit7d55d698b81d858fac3b5e0dcde8bb2a6db70858 (patch)
treefa860fea69196a3988ebda4f10437a64c2ff94eb /hurd
parent1396cb052d732254a453dae00c29f3a075a90cb3 (diff)
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2002-03-11 Roland McGrath <roland@frob.com>
	* Versions.def (libc): Add GLIBC_2.2.6.
	* hurd/Versions (libc: GLIBC_2.2.6): Add __errno_location.
	* sysdeps/mach/hurd/errnos.awk: In generated macro, use
	__errno_location instead of __hurd_errno_location, and don't inline it.
	* sysdeps/mach/hurd/bits/errno.h: Regenerated.
	* hurd/errno.c: New file.
	* hurd/Makefile (routines): Add errno.
Diffstat (limited to 'hurd')
-rw-r--r--hurd/Makefile1
-rw-r--r--hurd/Versions4
-rw-r--r--hurd/errno.c28
3 files changed, 33 insertions, 0 deletions
diff --git a/hurd/Makefile b/hurd/Makefile
index dbe3ee33ef..9487c963cf 100644
--- a/hurd/Makefile
+++ b/hurd/Makefile
@@ -59,6 +59,7 @@ routines = hurdstartup hurdinit \
 	   fopenport \
 	   vpprintf \
 	   ports-get ports-set hurdports hurdmsg \
+	   errno \
 	   $(sig) $(dtable) $(inlines) port-cleanup report-wait
 sig	= hurdsig hurdfault siginfo hurd-raise preempt-sig \
 	  trampoline longjmp-ts catch-exc exc2signal hurdkill sigunwind \
diff --git a/hurd/Versions b/hurd/Versions
index 34333b03ce..83c8ab1826 100644
--- a/hurd/Versions
+++ b/hurd/Versions
@@ -152,6 +152,10 @@ libc {
     _hurdsig_interrupt_timeout;
     _hurdsig_fault_preemptor; _hurdsig_fault_env;
   }
+  GLIBC_2.2.6 {
+    # functions used in macros & inline functions
+    __errno_location;
+  }
 
 %if !SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_2)
   HURD_CTHREADS_0.3 {
diff --git a/hurd/errno.c b/hurd/errno.c
new file mode 100644
index 0000000000..85e4e7d47b
--- /dev/null
+++ b/hurd/errno.c
@@ -0,0 +1,28 @@
+/* __errno_location -- helper function for locating per-thread errno value
+   Copyright (C) 2002 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#include <errno.h>
+#include <hurd/threadvar.h>
+
+int *
+__errno_location (void)
+{
+  return (int *) __hurd_threadvar_location (_HURD_THREADVAR_ERRNO);
+}
+strong_alias (__errno_location, __hurd_errno_location)