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ia64: include errno.h in sysdep.h

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This header uses __set_errno(), so make sure we include errno.h for it.
Otherwise, if INLINE_SYSCALL() is used and errno.h isn't included, we
hit warnings like so:
In file included from libc-start.c:36:0:
../sysdeps/unix/sysv/linux/dl-osinfo.h: In function '_dl_setup_stack_chk_guard':
../sysdeps/unix/sysv/linux/dl-osinfo.h:79:7: warning: implicit declaration of function '__set_errno'

Which culminate in errors like so:
libc-start.c:(.text+0x692): undefined reference to '__set_errno'
libc-start.c:(.text+0x752): undefined reference to '__set_errno'
collect2: ld returned 1 exit status

Reported-by: Dennis Schridde <devurandom@gmx.net>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
This commit is contained in:
Mike Frysinger 2012-05-07 23:17:48 -04:00
parent d2d3d79732
commit f5cf58f794
2 changed files with 9 additions and 0 deletions
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4
ChangeLog.ia64
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@ -1,3 +1,7 @@
2012-05-07 Mike Frysinger <vapier@gentoo.org>
* sysdeps/unix/sysv/linux/ia64/sysdep.h: Include errno.h.
2012-05-06 Mike Frysinger <vapier@gentoo.org>
* data/localplt-ia64-linux-gnu.data: New file.

5
sysdeps/unix/sysv/linux/ia64/sysdep.h
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@ -25,6 +25,11 @@
#include <dl-sysdep.h>
#include <tls.h>
/* In order to get __set_errno() definition in INLINE_SYSCALL. */
#ifndef __ASSEMBLER__
#include <errno.h>
#endif
/* As of GAS v2.4.90.0.7, including a ".align" directive inside a
function will cause bad unwind info to be emitted (GAS doesn't know
how to account for the padding introduced by the .align directive).