Support -v --help the same way as gcc does

Christian Jullien committed 6 years ago

Commit 47363cb1 parent ae14ef52 files · +17 −4Browse files

Unified · Split

2 files

         switch(popt->index) {
         case TCC_OPTION_HELP:
+          if (s->verbose > 0)
+            return OPT_VERBOSE_HELP;
+          else
             return OPT_HELP;
         case TCC_OPTION_HELP2:
             return OPT_HELP2;

tcc.c+14−4

     opt = tcc_parse_args(s, &argc, &argv, 1);
     if (n == 0) {
-        if (opt == OPT_HELP)
+        if (opt == OPT_HELP) {
-            return fputs(help, stdout), 0;
+            fputs(help, stdout);
-        if (opt == OPT_HELP2)
+            return 0;
-            return fputs(help2, stdout), 0;
+        }
+        if (opt == OPT_HELP2) {
+            fputs(help, stdout);
+            return 0;
+        }
+        if (opt == OPT_VERBOSE_HELP) {
+            /* simulate gcc -v --help */
+            fputs(help, stdout);
+            fputs(help2, stdout);
+            return 0;
+        }
         if (opt == OPT_M32 || opt == OPT_M64)
             tcc_tool_cross(s, argv, opt); /* never returns */
         if (s->verbose)

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