Add better --help text to the test programs.

[cdecl99.git] / test / crossparse.c

diff --git a/test/crossparse.c b/test/crossparse.c
index f377c38142c2ae54644d0874cf4d80250ffe062f..05c3095a2d1953220e9860b934a1e2f5962b8c51 100644 (file)
--- a/test/crossparse.c
+++ b/test/crossparse.c
@@ -1,3 +1,21 @@
+/*
+ * Test that libcdecl can parse its own output.
+ * Copyright © 2012, 2020 Nick Bowler
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
 #include <config.h>
 #include <stdio.h>
 #include <stdlib.h>
@@ -25,8 +43,18 @@ static void print_usage(FILE *f)
 
 static void print_help(void)
 {
+       const struct option *opt;
+
        print_usage(stdout);
-       puts("Detailed help coming soon.");
+       puts("Test that libcdecl can parse its own output.\n");
+
+       puts("Options:");
+       for (opt = lopts; opt->val; opt++) {
+               int w = print_option_start(opt, NULL);
+
+               if (w)
+                       putchar('\n');
+       }
 }
 
 enum {