Andrew's git / gitweb.git / test-parse-options.c
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test-parse-options.con commit correct argument checking test for git hash-object (8101407)
   1#include "cache.h"
   2#include "parse-options.h"
   3
   4static int boolean = 0;
   5static int integer = 0;
   6static unsigned long timestamp;
   7static int abbrev = 7;
   8static int verbose = 0, dry_run = 0, quiet = 0;
   9static char *string = NULL;
  10
  11int length_callback(const struct option *opt, const char *arg, int unset)
  12{
  13        printf("Callback: \"%s\", %d\n",
  14                (arg ? arg : "not set"), unset);
  15        if (unset)
  16                return 1; /* do not support unset */
  17
  18        *(unsigned long *)opt->value = strlen(arg);
  19        return 0;
  20}
  21
  22int main(int argc, const char **argv)
  23{
  24        const char *usage[] = {
  25                "test-parse-options <options>",
  26                NULL
  27        };
  28        struct option options[] = {
  29                OPT_BOOLEAN('b', "boolean", &boolean, "get a boolean"),
  30                OPT_BIT('4', "or4", &boolean,
  31                        "bitwise-or boolean with ...0100", 4),
  32                OPT_GROUP(""),
  33                OPT_INTEGER('i', "integer", &integer, "get a integer"),
  34                OPT_INTEGER('j', NULL, &integer, "get a integer, too"),
  35                OPT_SET_INT(0, "set23", &integer, "set integer to 23", 23),
  36                OPT_DATE('t', NULL, &timestamp, "get timestamp of <time>"),
  37                OPT_CALLBACK('L', "length", &integer, "str",
  38                        "get length of <str>", length_callback),
  39                OPT_GROUP("String options"),
  40                OPT_STRING('s', "string", &string, "string", "get a string"),
  41                OPT_STRING(0, "string2", &string, "str", "get another string"),
  42                OPT_STRING(0, "st", &string, "st", "get another string (pervert ordering)"),
  43                OPT_STRING('o', NULL, &string, "str", "get another string"),
  44                OPT_SET_PTR(0, "default-string", &string,
  45                        "set string to default", (unsigned long)"default"),
  46                OPT_GROUP("Magic arguments"),
  47                OPT_ARGUMENT("quux", "means --quux"),
  48                OPT_GROUP("Standard options"),
  49                OPT__ABBREV(&abbrev),
  50                OPT__VERBOSE(&verbose),
  51                OPT__DRY_RUN(&dry_run),
  52                OPT__QUIET(&quiet),
  53                OPT_END(),
  54        };
  55        int i;
  56
  57        argc = parse_options(argc, argv, options, usage, 0);
  58
  59        printf("boolean: %d\n", boolean);
  60        printf("integer: %u\n", integer);
  61        printf("timestamp: %lu\n", timestamp);
  62        printf("string: %s\n", string ? string : "(not set)");
  63        printf("abbrev: %d\n", abbrev);
  64        printf("verbose: %d\n", verbose);
  65        printf("quiet: %s\n", quiet ? "yes" : "no");
  66        printf("dry run: %s\n", dry_run ? "yes" : "no");
  67
  68        for (i = 0; i < argc; i++)
  69                printf("arg %02d: %s\n", i, argv[i]);
  70
  71        return 0;
  72}