svn commit: r185686 - head/usr.bin/tar
Tim Kientzle
kientzle at FreeBSD.org
Fri Dec 5 23:37:15 PST 2008
Author: kientzle
Date: Sat Dec 6 07:37:14 2008
New Revision: 185686
URL: http://svn.freebsd.org/changeset/base/185686
Log:
Only use GCC-specific __dead2 marker when building with GCC.
Modified:
head/usr.bin/tar/bsdtar.h
head/usr.bin/tar/bsdtar_platform.h
Modified: head/usr.bin/tar/bsdtar.h
==============================================================================
--- head/usr.bin/tar/bsdtar.h Sat Dec 6 07:30:40 2008 (r185685)
+++ head/usr.bin/tar/bsdtar.h Sat Dec 6 07:37:14 2008 (r185686)
@@ -131,7 +131,7 @@ enum {
void bsdtar_errc(struct bsdtar *, int _eval, int _code,
- const char *fmt, ...) __dead2;
+ const char *fmt, ...) __LA_DEAD;
int bsdtar_getopt(struct bsdtar *);
void bsdtar_warnc(struct bsdtar *, int _code, const char *fmt, ...);
void cleanup_exclusions(struct bsdtar *);
Modified: head/usr.bin/tar/bsdtar_platform.h
==============================================================================
--- head/usr.bin/tar/bsdtar_platform.h Sat Dec 6 07:30:40 2008 (r185685)
+++ head/usr.bin/tar/bsdtar_platform.h Sat Dec 6 07:37:14 2008 (r185686)
@@ -147,4 +147,14 @@
#endif
#endif
+/* How to mark functions that don't return. */
+/* This facilitates use of some newer static code analysis tools. */
+#undef __LA_DEAD
+#if defined(__GNUC__) && (__GNUC__ > 2 || \
+ (__GNUC__ == 2 && __GNUC_MINOR__ >= 5))
+#define __LA_DEAD __attribute__((__noreturn__))
+#else
+#define __LA_DEAD
+#endif
+
#endif /* !BSDTAR_PLATFORM_H_INCLUDED */
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