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Add debug function/macro, derived from warn

This commit is contained in:
Daniel Hahler 2015-02-15 12:23:56 +01:00
parent c183588ba1
commit f2e9217978
2 changed files with 19 additions and 0 deletions
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13
common/util.c
View File

@ -73,6 +73,19 @@ _warn(int line, const char *fct, const char *fmt, ...)
fprintf(stderr, "\n");
}
/** Print debug message on stderr.
*/
void
_debug(int line, const char *fct, const char *fmt, ...)
{
va_list ap;
va_start(ap, fmt);
fprintf(stderr, "D: awesome: %s:%d: ", fct, line);
vfprintf(stderr, fmt, ap);
va_end(ap);
fprintf(stderr, "\n");
}
/** \brief safe limited strcpy.
*
* Copies at most min(<tt>n-1</tt>, \c l) characters from \c src into \c dst,

6
common/util.h
View File

@ -321,6 +321,12 @@ void _warn(int, const char *, const char *, ...)
const char *a_current_time_str(void);
#define debug(string, ...) _debug(__LINE__, \
__FUNCTION__, \
string, ## __VA_ARGS__)
void _debug(int, const char *, const char *, ...)
__attribute__ ((format(printf, 3, 4)));
void a_exec(const char *);
#endif