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Add support to the debug subsystem for zero-length strings. This

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can happen for things like warning(NULL) or fatal(NULL) where we
just want to log the errno string.
This commit is contained in:
Todd C. Miller
2013-08-15 14:09:53 -06:00
parent a44d827636
commit bec394dc11
2 changed files with 68 additions and 63 deletions
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4
include/sudo_debug.h
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@@ -201,8 +201,8 @@ void sudo_debug_exit_str_masked(const char *func, const char *file, int line, in
void sudo_debug_exit_ptr(const char *func, const char *file, int line, int subsys, const void *rval);
int sudo_debug_fd_set(int fd);
int sudo_debug_init(const char *debugfile, const char *settings);
void sudo_debug_printf2(const char *func, const char *file, int line, int level, const char *fmt, ...) __printflike(5, 6);
void sudo_debug_vprintf2(const char *func, const char *file, int line, int level, const char *fmt, va_list ap);
void sudo_debug_printf2(const char *func, const char *file, int line, int level, const char *fmt, ...) __printf0like(5, 6);
void sudo_debug_vprintf2(const char *func, const char *file, int line, int level, const char *fmt, va_list ap) __printf0like(5, 0);
void sudo_debug_write(const char *str, int len, int errno_val);
void sudo_debug_write2(const char *func, const char *file, int line, const char *str, int len, int errno_val);
pid_t sudo_debug_fork(void);