Permalink
Cannot retrieve contributors at this time
Name already in use
A tag already exists with the provided branch name. Many Git commands accept both tag and branch names, so creating this branch may cause unexpected behavior. Are you sure you want to create this branch?
git/test-parse-options.c
Go to fileThis commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
104 lines (94 sloc)
3.49 KB
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
#include "cache.h" | |
#include "parse-options.h" | |
#include "string-list.h" | |
static int boolean = 0; | |
static int integer = 0; | |
static unsigned long magnitude = 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 struct string_list list; | |
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, char **argv) | |
{ | |
const char *prefix = "prefix/"; | |
const char *usage[] = { | |
"test-parse-options <options>", | |
NULL | |
}; | |
struct option options[] = { | |
OPT_BOOL(0, "yes", &boolean, "get a boolean"), | |
OPT_BOOL('D', "no-doubt", &boolean, "begins with 'no-'"), | |
{ OPTION_SET_INT, 'B', "no-fear", &boolean, NULL, | |
"be brave", PARSE_OPT_NOARG | PARSE_OPT_NONEG, NULL, 1 }, | |
OPT_COUNTUP('b', "boolean", &boolean, "increment by one"), | |
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_MAGNITUDE('m', "magnitude", &magnitude, "get a magnitude"), | |
OPT_SET_INT(0, "set23", &integer, "set integer to 23", 23), | |
OPT_DATE('t', NULL, ×tamp, "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_NOOP_NOARG(0, "obsolete"), | |
OPT_STRING_LIST(0, "list", &list, "str", "add str to list"), | |
OPT_GROUP("Magic arguments"), | |
OPT_ARGUMENT("quux", "means --quux"), | |
OPT_NUMBER_CALLBACK(&integer, "set integer to NUM", | |
number_callback), | |
{ OPTION_COUNTUP, '+', NULL, &boolean, NULL, "same as -b", | |
PARSE_OPT_NOARG | PARSE_OPT_NONEG | PARSE_OPT_NODASH }, | |
{ OPTION_COUNTUP, 0, "ambiguous", &ambiguous, NULL, | |
"positive ambiguity", PARSE_OPT_NOARG | PARSE_OPT_NONEG }, | |
{ OPTION_COUNTUP, 0, "no-ambiguous", &ambiguous, NULL, | |
"negative ambiguity", PARSE_OPT_NOARG | PARSE_OPT_NONEG }, | |
OPT_GROUP("Standard options"), | |
OPT__ABBREV(&abbrev), | |
OPT__VERBOSE(&verbose, "be verbose"), | |
OPT__DRY_RUN(&dry_run, "dry run"), | |
OPT__QUIET(&quiet, "be quiet"), | |
OPT_END(), | |
}; | |
int i; | |
argc = parse_options(argc, (const char **)argv, prefix, options, usage, 0); | |
printf("boolean: %d\n", boolean); | |
printf("integer: %d\n", integer); | |
printf("magnitude: %lu\n", magnitude); | |
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 < list.nr; i++) | |
printf("list: %s\n", list.items[i].string); | |
for (i = 0; i < argc; i++) | |
printf("arg %02d: %s\n", i, argv[i]); | |
return 0; | |
} |