From: Ulrich Drepper <drepper@redhat.com>
Date: Mon, 20 Sep 1999 01:24:41 +0000 (+0000)
Subject: Protect real time signal definitions to let glibc compile with older
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=c17b39500d727a44d1bbc21507f97a619b020497;p=thirdparty%2Fglibc.git

Protect real time signal definitions to let glibc compile with older
Linux versions (2.0.10 to 2.1.100 or so).
---

diff --git a/sysdeps/unix/sysv/linux/i386/sigaction.c b/sysdeps/unix/sysv/linux/i386/sigaction.c
index 57b2fa836d0..14584e71226 100644
--- a/sysdeps/unix/sysv/linux/i386/sigaction.c
+++ b/sysdeps/unix/sysv/linux/i386/sigaction.c
@@ -40,7 +40,9 @@ extern int __syscall_rt_sigaction (int, const struct kernel_sigaction *,
    functions which have RT equivalents.  */
 int __libc_missing_rt_sigs;
 
+#ifdef __NR_rt_sigaction
 static void restore_rt (void) asm ("__restore_rt");
+#endif
 static void restore (void) asm ("__restore");
 
 /* If ACT is not NULL, change the action for SIG to *ACT.
@@ -136,8 +138,10 @@ asm						\
    "	int  $0x80"				\
    );
 
+#ifdef __NR_rt_sigaction
 /* The return code for realtime-signals.  */
 RESTORE (restore_rt, __NR_rt_sigreturn)
+#endif
 
 /* For the boring old signals.  */
 # undef RESTORE2