- reuse strings and messages. Saves about 600B

2 files changed, 3 insertions, 3 deletions

diff --git a/shell/ash.c b/shell/ash.c
index 5cdd7f0..962813d 100644
--- a/shell/ash.c
+++ b/shell/ash.c
@@ -8762,7 +8762,7 @@ procargs(int argc, char **argv)
 	xminusc = minusc;
 	if (*xargv == NULL) {
 		if (xminusc)
-			sh_error("-c requires an argument");
+			sh_error(bb_msg_requires_arg, "-c");
 		sflag = 1;
 	}
 	if (iflag == 2 && sflag == 1 && isatty(0) && isatty(1))
diff --git a/shell/lash.c b/shell/lash.c
index b8ec8c6..733b80c 100644
--- a/shell/lash.c
+++ b/shell/lash.c
@@ -284,7 +284,7 @@ static int builtin_fg_bg(struct child_prog *child)
 		}
 	} else {
 		if (sscanf(child->argv[1], "%%%d", &jobnum) != 1) {
-			bb_error_msg("%s: bad argument '%s'", child->argv[0], child->argv[1]);
+			bb_error_msg(bb_msg_invalid_arg, child->argv[1], child->argv[0]);
 			return EXIT_FAILURE;
 		}
 		for (job = child->family->job_list->head; job; job = job->next) {
@@ -465,7 +465,7 @@ static int builtin_source(struct child_prog *child)
 static int builtin_unset(struct child_prog *child)
 {
 	if (child->argv[1] == NULL) {
-		printf( "unset: parameter required.\n");
+		printf(bb_msg_requires_arg, "unset");
 		return EXIT_FAILURE;
 	}
 	unsetenv(child->argv[1]);