fcc: support -o option with -c

diff --git a/Library/tools/fcc.c b/Library/tools/fcc.c
index f46486b..fa8b5a9 100644 (file)
--- a/Library/tools/fcc.c
+++ b/Library/tools/fcc.c
@@ -236,6 +236,18 @@ static char *rebuildname(const char *r, const char *i, char *ext)
   return p;
 }
 
+char *filebasename(char *path)
+{
+  /* The POSIX one can mangle the input - so given its trivial do it
+     sanely ourselves */
+  char *p = strrchr(path, '/');
+  if (p == NULL)
+    return path;
+  /* We don't care about trailing slashes, we only work on files */
+  return p + 1;
+}
+  
+
 static char *chopname(const char *i)
 {
   char *p = mstrdup(i);
@@ -400,6 +412,10 @@ static void build_command(void)
       exit(1);
     }
     add_argument("-c");
+    if (srchead->next && target) {
+      fprintf(stderr, "Cannot use -c together with -o with multiple input files.\n");
+      exit(1);
+    }
   }
   if (mode == MODE_LINK) {
     if (target == NULL)
@@ -536,6 +552,14 @@ int main(int argc, const char *argv[]) {
       ret = do_command();
       if (ret)
         break;
+      if (mode == MODE_OBJ && target) {
+        char *orel = filebasename(rebuildname("", srchead->p, "rel"));
+        if (rename(orel, target) == -1) {
+          fprintf(stderr, "Unable to rename %s to %s.\n", orel, target);
+          perror(srchead->p);
+          exit(1);
+        }
+      }
       srchead = srchead->next;
       argp = 0;
     }