diff options
Diffstat (limited to 'usage.c')
| -rw-r--r-- | usage.c | 19 |
1 files changed, 19 insertions, 0 deletions
@@ -29,12 +29,17 @@ static void error_builtin(const char *err, va_list params) report("error: ", err, params); } +static void warn_builtin(const char *warn, va_list params) +{ + report("warning: ", warn, params); +} /* If we are in a dlopen()ed .so write to a global variable would segfault * (ugh), so keep things static. */ static void (*usage_routine)(const char *err) NORETURN = usage_builtin; static void (*die_routine)(const char *err, va_list params) NORETURN = die_builtin; static void (*error_routine)(const char *err, va_list params) = error_builtin; +static void (*warn_routine)(const char *err, va_list params) = warn_builtin; void set_usage_routine(void (*routine)(const char *err) NORETURN) { @@ -51,6 +56,11 @@ void set_error_routine(void (*routine)(const char *err, va_list params)) error_routine = routine; } +void set_warn_routine(void (*routine)(const char *warn, va_list params)) +{ + warn_routine = routine; +} + void usage(const char *err) { @@ -75,3 +85,12 @@ int error(const char *err, ...) va_end(params); return -1; } + +void warn(const char *warn, ...) +{ + va_list params; + + va_start(params, warn); + warn_routine(warn, params); + va_end(params); +} |