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author | okan <okan> | 2018-02-02 13:40:55 +0000 |
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committer | okan <okan> | 2018-02-02 13:40:55 +0000 |
commit | 34e15dbd7a2226de417fe60c69de777667b8d6af (patch) | |
tree | c3fd73ceed258cff45ffb8ed1114fe706885626e /util.c | |
parent | 9bf750b0549f10fdd4f5898dbab40ad4c946eee6 (diff) | |
download | cwm-34e15dbd7a2226de417fe60c69de777667b8d6af.tar.gz cwm-34e15dbd7a2226de417fe60c69de777667b8d6af.tar.xz cwm-34e15dbd7a2226de417fe60c69de777667b8d6af.zip |
Add a simple debug logging mechanism.
Diffstat (limited to 'util.c')
-rw-r--r-- | util.c | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/util.c b/util.c index 3c35f33..e6e8443 100644 --- a/util.c +++ b/util.c @@ -31,6 +31,8 @@ #include "calmwm.h" +static void log_msg(const char *, va_list); + void u_spawn(char *argstr) { @@ -104,3 +106,31 @@ u_argv(char * const *argv) } return(p); } + +static void +log_msg(const char *msg, va_list ap) +{ + char *fmt; + + if (asprintf(&fmt, "%s\n", msg) == -1) { + vfprintf(stderr, msg, ap); + fprintf(stderr, "\n"); + } else { + vfprintf(stderr, fmt, ap); + free(fmt); + } + fflush(stderr); +} + +void +log_debug(const char *func, const char *msg, ...) +{ + char *fmt; + va_list ap; + + va_start(ap, msg); + if (asprintf(&fmt, "%s: %s", func, msg) == -1) + exit(1); + log_msg(fmt, ap); + va_end(ap); +} |