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- sched_{s,g}etaffinity depends on the respective syscalls.

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Noticed while trying to use ancient 2.4.31 kernel-headers from some bug-report
This commit is contained in:
Bernhard Reutner-Fischer 2007-02-14 13:28:58 +00:00
parent e3b7510da0
commit f11476c181
1 changed files with 55 additions and 0 deletions
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55
toolchain/uClibc/uClibc-0.9.29-conditional-sched_affinity.patch Normal file
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@ -0,0 +1,55 @@
Index: uClibc/libc/sysdeps/linux/common/sched_getaffinity.c
===================================================================
--- uClibc/libc/sysdeps/linux/common/sched_getaffinity.c (revision 17880)
+++ uClibc/libc/sysdeps/linux/common/sched_getaffinity.c (working copy)
@@ -29,6 +29,7 @@
#include <sys/param.h>
#include <sys/types.h>
+#ifdef __NR_sched_getaffinity
libc_hidden_proto(memset)
#define __NR___syscall_sched_getaffinity __NR_sched_getaffinity
@@ -48,5 +49,15 @@
}
return res;
}
+#else
+/*
+int sched_getaffinity(pid_t pid, size_t cpusetsize, cpu_set_t *cpuset)
+{
+ __set_errno(ENOSYS);
+ return -1;
+}
+*/
#endif
#endif
+
+#endif
Index: uClibc/libc/sysdeps/linux/common/sched_setaffinity.c
===================================================================
--- uClibc/libc/sysdeps/linux/common/sched_setaffinity.c (revision 17880)
+++ uClibc/libc/sysdeps/linux/common/sched_setaffinity.c (working copy)
@@ -31,6 +31,7 @@
#include <sys/types.h>
#include <alloca.h>
+#ifdef __NR_sched_setaffinity
libc_hidden_proto(getpid)
#define __NR___syscall_sched_setaffinity __NR_sched_setaffinity
@@ -74,5 +75,14 @@
return INLINE_SYSCALL (sched_setaffinity, 3, pid, cpusetsize, cpuset);
}
+#else
+/*
+int sched_setaffinity(pid_t pid, size_t cpusetsize, const cpu_set_t *cpuset)
+{
+ __set_errno(ENOSYS);
+ return -1;
+}
+*/
#endif
#endif
+#endif