cryptutils

lib: Sync error.c with upstream lib

Diffstat

1 files changed, 4 insertions, 0 deletions

diff --git a/src/lib/error.c b/src/lib/error.c
index b41041f..e0c80d3 100644
--- a/src/lib/error.c
+++ b/src/lib/error.c
@@ -43,16 +43,19 @@ CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS WITH THE SOFTWARE.
 char *A0 = NULL;
 bool warned = false;
 
+/* Print an error message and exit */
 noreturn void error(int status, const char *format, ...) {
 	fflush(stdout); if (A0) { fputs(A0, stderr); fputs(": ", stderr); }
 	va_list ap; va_start(ap, format); vfprintf(stderr, format, ap); va_end(ap);
 	fputc('\n', stderr); exit(status);
 }
 
+/* Print a warning message and set the warned flag */
 void warn(const char *format, ...) {
 	fflush(stdout); if (A0) { fputs(A0, stderr); fputs(": ", stderr); }
 	va_list ap; va_start(ap, format); vfprintf(stderr, format, ap); va_end(ap);
 	fputc('\n', stderr); warned = true; return;
 }
 
+/* Shorthand for strerror(errno) */
 char *serr(void) { return strerror(errno); }