strerror with error messages only

1 files changed, 20 insertions, 0 deletions

diff --git a/strerror.c b/strerror.c
new file mode 100644
index 0000000..e7b1695
--- /dev/null
+++ b/strerror.c
@@ -0,0 +1,20 @@
+#include <string.h>
+#include <stdio.h>
+#include <stdlib.h>
+
+int main(int argc, char *argv[])
+{
+	int n = 1;
+
+	if (argc < 2) {
+		printf("Usage: %s errno...\n", argv[0]);
+		return 1;
+	}
+
+	do {
+		int err = atoi(argv[n]);
+		printf("%d: %s\n", err, strerror(err));
+	} while (argv[++n]);
+
+	return 0;
+}