git.el: Improve error handling for commits.

diff --git a/test-parse-options.c b/test-parse-options.c
index 73360d75126af2f231b3cfdad26a47e18fff0a39..61d2c39814529bd0264e4c9e40241131d51d819c 100644 (file)
--- a/test-parse-options.c
+++ b/test-parse-options.c
@@ -3,8 +3,22 @@
 
 static int boolean = 0;
 static int integer = 0;
+static unsigned long timestamp;
+static int abbrev = 7;
+static int verbose = 0, dry_run = 0, quiet = 0;
 static char *string = NULL;
 
+int length_callback(const struct option *opt, const char *arg, int unset)
+{
+       printf("Callback: \"%s\", %d\n",
+               (arg ? arg : "not set"), unset);
+       if (unset)
+               return 1; /* do not support unset */
+
+       *(int *)opt->value = strlen(arg);
+       return 0;
+}
+
 int main(int argc, const char **argv)
 {
        const char *usage[] = {
@@ -13,15 +27,29 @@ int main(int argc, const char **argv)
        };
        struct option options[] = {
                OPT_BOOLEAN('b', "boolean", &boolean, "get a boolean"),
+               OPT_BIT('4', "or4", &boolean,
+                       "bitwise-or boolean with ...0100", 4),
+               OPT_GROUP(""),
                OPT_INTEGER('i', "integer", &integer, "get a integer"),
                OPT_INTEGER('j', NULL, &integer, "get a integer, too"),
-               OPT_GROUP("string options"),
+               OPT_SET_INT(0, "set23", &integer, "set integer to 23", 23),
+               OPT_DATE('t', NULL, &timestamp, "get timestamp of <time>"),
+               OPT_CALLBACK('L', "length", &integer, "str",
+                       "get length of <str>", length_callback),
+               OPT_GROUP("String options"),
                OPT_STRING('s', "string", &string, "string", "get a string"),
                OPT_STRING(0, "string2", &string, "str", "get another string"),
                OPT_STRING(0, "st", &string, "st", "get another string (pervert ordering)"),
                OPT_STRING('o', NULL, &string, "str", "get another string"),
-               OPT_GROUP("magic arguments"),
+               OPT_SET_PTR(0, "default-string", &string,
+                       "set string to default", (unsigned long)"default"),
+               OPT_GROUP("Magic arguments"),
                OPT_ARGUMENT("quux", "means --quux"),
+               OPT_GROUP("Standard options"),
+               OPT__ABBREV(&abbrev),
+               OPT__VERBOSE(&verbose),
+               OPT__DRY_RUN(&dry_run),
+               OPT__QUIET(&quiet),
                OPT_END(),
        };
        int i;
@@ -29,8 +57,13 @@ int main(int argc, const char **argv)
        argc = parse_options(argc, argv, options, usage, 0);
 
        printf("boolean: %d\n", boolean);
-       printf("integer: %d\n", integer);
+       printf("integer: %u\n", integer);
+       printf("timestamp: %lu\n", timestamp);
        printf("string: %s\n", string ? string : "(not set)");
+       printf("abbrev: %d\n", abbrev);
+       printf("verbose: %d\n", verbose);
+       printf("quiet: %s\n", quiet ? "yes" : "no");
+       printf("dry run: %s\n", dry_run ? "yes" : "no");
 
        for (i = 0; i < argc; i++)
                printf("arg %02d: %s\n", i, argv[i]);