apply: Allow blank *trailing* context lines to match beyond EOF

diff --git a/test-parse-options.c b/test-parse-options.c
index 73360d75126af2f231b3cfdad26a47e18fff0a39..acd1a2ba70fc2ffb38cd8fb0784aa6e5e693183f 100644 (file)
--- a/test-parse-options.c
+++ b/test-parse-options.c
@@ -3,34 +3,87 @@
 
 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;
+static char *file = NULL;
+static int ambiguous;
+
+static 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;
+}
+
+static int number_callback(const struct option *opt, const char *arg, int unset)
+{
+       *(int *)opt->value = strtol(arg, NULL, 10);
+       return 0;
+}
 
 int main(int argc, const char **argv)
 {
+       const char *prefix = "prefix/";
        const char *usage[] = {
                "test-parse-options <options>",
                NULL
        };
        struct option options[] = {
                OPT_BOOLEAN('b', "boolean", &boolean, "get a boolean"),
+               OPT_BIT('4', "or4", &boolean,
+                       "bitwise-or boolean with ...0100", 4),
+               OPT_NEGBIT(0, "neg-or4", &boolean, "same as --no-or4", 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_FILENAME('F', "file", &file, "set file to <FILE>"),
+               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_NUMBER_CALLBACK(&integer, "set integer to NUM",
+                       number_callback),
+               { OPTION_BOOLEAN, '+', NULL, &boolean, NULL, "same as -b",
+                 PARSE_OPT_NOARG | PARSE_OPT_NONEG | PARSE_OPT_NODASH },
+               { OPTION_BOOLEAN, 0, "ambiguous", &ambiguous, NULL,
+                 "positive ambiguity", PARSE_OPT_NOARG | PARSE_OPT_NONEG },
+               { OPTION_BOOLEAN, 0, "no-ambiguous", &ambiguous, NULL,
+                 "negative ambiguity", PARSE_OPT_NOARG | PARSE_OPT_NONEG },
+               OPT_GROUP("Standard options"),
+               OPT__ABBREV(&abbrev),
+               OPT__VERBOSE(&verbose),
+               OPT__DRY_RUN(&dry_run),
+               OPT__QUIET(&quiet),
                OPT_END(),
        };
        int i;
 
-       argc = parse_options(argc, argv, options, usage, 0);
+       argc = parse_options(argc, argv, prefix, 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");
+       printf("file: %s\n", file ? file : "(not set)");
 
        for (i = 0; i < argc; i++)
                printf("arg %02d: %s\n", i, argv[i]);