sh: minor usability / aesthetic improvements

2 files changed, 16 insertions, 0 deletions

diff --git a/src/user/lib/err.c b/src/user/lib/err.c
index 7684b6d..7a220fe 100644
--- a/src/user/lib/err.c
+++ b/src/user/lib/err.c
@@ -20,6 +20,20 @@ _Noreturn void errx(int ret, const char *fmt, ...) {
 	exit(ret);
 }
 
+void warn(const char *fmt, ...) {
+	va_list args;
+	va_start(args, fmt);
+	vwarn(fmt, args);
+	va_end(args);
+}
+
+void warnx(const char *fmt, ...) {
+	va_list args;
+	va_start(args, fmt);
+	vwarnx(fmt, args);
+	va_end(args);
+}
+
 void vwarn(const char *fmt, va_list args) {
 	fprintf(stderr, "%s: ", getprogname());
 	if (fmt) {
diff --git a/src/user/lib/include/err.h b/src/user/lib/include/err.h
index 9ce4253..6b63c6c 100644
--- a/src/user/lib/include/err.h
+++ b/src/user/lib/include/err.h
@@ -3,6 +3,8 @@
 
 _Noreturn void err(int ret, const char *fmt, ...);
 _Noreturn void errx(int ret, const char *fmt, ...);
+void warn(const char *fmt, ...);
+void warnx(const char *fmt, ...);
 
 void vwarn(const char *fmt, va_list args);
 void vwarnx(const char *fmt, va_list args);