- avoid using fprintf(). saved 5k with diet

Changed files:
    postshell.c -> 1.4

diff --git a/postshell.c b/postshell.c
index 1d68fb062cb32dca5b2981d9cb90d1271e113122..852c8cbeb67f2eeee4280e49f1372c953de43ef9 100644 (file)
--- a/postshell.c
+++ b/postshell.c
@@ -194,12 +194,15 @@ void exec_file(FILE *f)
        }
 }
 
+#define error(msg) write(2, msg, strlen(msg))
 int main(int argc, char **argv)
 {
        FILE *f;
 
        if (argc < 2) {
-               fprintf(stderr, "USAGE: %s filename\n", argv[0]);
+               error("USAGE: ");
+               error(argv[0]);
+               error(" filename\n");
                exit(1);
        }