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authorUlrich Drepper <drepper@redhat.com>2004-09-17 08:44:34 +0000
committerUlrich Drepper <drepper@redhat.com>2004-09-17 08:44:34 +0000
commit8a1f658bd783e625d947933b6603dbcedb31f75b (patch)
tree1e2bf5a9043e42bf3c51e9f0402e3c430e222cc4 /misc/sys
parent5032f494227c2a080ed3034ef1b7490472fbafcc (diff)
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Update.
2004-09-17 Ulrich Drepper <drepper@redhat.com> * misc/sys/cdefs.h: Define __nonnull using nonnull function attribute for gcc 3.3 and higher. * io/fcntl.h: Add __nonnull where appropriate. * io/ftw.h: Likewise. * io/utime.h: Likewise. * io/sys/poll.h: Likewise. * io/sys/sendfile.h: Likewise. * io/sys/stat.h: Likewise. * io/sys/statfs.h: Likewise. * io/sys/statvfs.h: Likewise. * posix/unistd.h: Likewise.
Diffstat (limited to 'misc/sys')
-rw-r--r--misc/sys/cdefs.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/misc/sys/cdefs.h b/misc/sys/cdefs.h
index 1a9b0e78a1..8894d0d5fc 100644
--- a/misc/sys/cdefs.h
+++ b/misc/sys/cdefs.h
@@ -242,6 +242,14 @@
# define __attribute_format_strfmon__(a,b) /* Ignore */
#endif
+/* The nonull function attribute allows to mark pointer parameters which
+ must not be NULL. */
+#if __GNUC_PREREQ (3,3)
+# define __nonnull(params) __attribute__ ((__nonnull__ params))
+#else
+# define __nonnull(params)
+#endif
+
/* It is possible to compile containing GCC extensions even if GCC is
run in pedantic mode if the uses are carefully marked using the
`__extension__' keyword. But this is not generally available before