wip, most of my SD static bins work

[ginge.git] / loader / tools / mcut.c

diff --git a/loader/tools/mcut.c b/loader/tools/mcut.c
index 98a2d0a..9d58ceb 100644 (file)
--- a/loader/tools/mcut.c
+++ b/loader/tools/mcut.c
@@ -5,6 +5,11 @@ int main(int argc, char *argv[])
        FILE *fi;
        int c, t;
 
+       if (argc < 4) {
+               printf("usage:\n%s <file> <offs> <count>\n", argv[0]);
+               return 1;
+       }
+
        fi = fopen(argv[1], "rb");
        fseek(fi, strtoul(argv[2], NULL, 0), SEEK_SET);
        c = atoi(argv[3]);
@@ -13,6 +18,7 @@ int main(int argc, char *argv[])
                fread(&t, 1, 4, fi);
                printf("0x%08x, ", t);
        }
+       printf("\n");
 
        return 0;
 }