From: Linus Torvalds Date: Mon, 6 Jun 2005 17:12:31 +0000 (-0700) Subject: Add "__noreturn__" attribute to die() and usage() X-Git-Tag: v0.99~339 X-Git-Url: https://git.tokkee.org/?a=commitdiff_plain;h=90334cf780428f1ca68e5f29fb543e3605fb2fc1;p=git.git Add "__noreturn__" attribute to die() and usage() Only with gcc. It fixes some warnings for certain versions of gcc, but not apparently all. --- diff --git a/cache.h b/cache.h index aa901d1f4..95353a10a 100644 --- a/cache.h +++ b/cache.h @@ -32,6 +32,12 @@ #define DTYPE(de) DT_UNKNOWN #endif +#ifdef __GNUC__ +#define NORETURN __attribute__((__noreturn__)) +#else +#define NORETURN +#endif + /* * Environment variables transition. * We accept older names for now but warn. @@ -175,8 +181,8 @@ extern int get_sha1_hex(const char *hex, unsigned char *sha1); extern char *sha1_to_hex(const unsigned char *sha1); /* static buffer result! */ /* General helper functions */ -extern void usage(const char *err); -extern void die(const char *err, ...); +extern void usage(const char *err) NORETURN; +extern void die(const char *err, ...) NORETURN; extern int error(const char *err, ...); extern int base_name_compare(const char *name1, int len1, int mode1, const char *name2, int len2, int mode2);