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-rw-r--r--ubi-utils/src/ubiupdatevol.c185
1 files changed, 80 insertions, 105 deletions
diff --git a/ubi-utils/src/ubiupdatevol.c b/ubi-utils/src/ubiupdatevol.c
index dcb7399..e57dbee 100644
--- a/ubi-utils/src/ubiupdatevol.c
+++ b/ubi-utils/src/ubiupdatevol.c
@@ -24,7 +24,6 @@
* 1.0 Reworked the userinterface to use argp.
*/
-#include <argp.h>
#include <errno.h>
#include <fcntl.h>
#include <stdio.h>
@@ -47,6 +46,9 @@
#define BUFSIZE 128 * 1024
#define MIN(x,y) ((x)<(y)?(x):(y))
+extern char *optarg;
+extern int optind;
+
struct args {
int devn;
int vol_id;
@@ -69,57 +71,35 @@ static struct args myargs = {
.options = NULL,
};
-static error_t parse_opt (int key, char *arg, struct argp_state *state);
-
static int verbose = 0;
-const char *argp_program_version = PROGRAM_VERSION;
-const char *argp_program_bug_address = PACKAGE_BUGREPORT;
static char doc[] = "\nVersion: " PROGRAM_VERSION "\n\t"
BUILD_OS" "BUILD_CPU" at "__DATE__" "__TIME__"\n"
"\nWrite to UBI Volume.\n";
-static struct argp_option options[] = {
- { .name = "devn",
- .key = 'd',
- .arg = "<devn>",
- .flags = 0,
- .doc = "UBI device",
- .group = OPTION_ARG_OPTIONAL },
-
- { .name = "vol_id",
- .key = 'n',
- .arg = "<volume id>",
- .flags = 0,
- .doc = "UBI volume id",
- .group = OPTION_ARG_OPTIONAL },
-
- { .name = "truncate",
- .key = 't',
- .arg = NULL,
- .flags = 0,
- .doc = "truncate volume",
- .group = OPTION_ARG_OPTIONAL },
-
- { .name = "broken-update",
- .key = 'B',
- .arg = NULL,
- .flags = 0,
- .doc = "broken update, this is for testing",
- .group = OPTION_ARG_OPTIONAL },
-
- { .name = NULL, .key = 0, .arg = NULL, .flags = 0,
- .doc = NULL, .group = 0 },
-};
-
-static struct argp argp = {
- .options = options,
- .parser = parse_opt,
- .args_doc = 0,
- .doc = doc,
- .children = NULL,
- .help_filter = NULL,
- .argp_domain = NULL,
+static const char *optionsstr =
+" -B, --broken-update broken update, this is for testing\n"
+" -d, --devn=<devn> UBI device\n"
+" -n, --vol_id=<volume id> UBI volume id\n"
+" -t, --truncate truncate volume\n"
+" -?, --help Give this help list\n"
+" --usage Give a short usage message\n"
+" -V, --version Print program version\n";
+
+static const char *usage =
+"Usage: ubiupdatevol [-Bt?V] [-d <devn>] [-n <volume id>] [--broken-update]\n"
+" [--devn=<devn>] [--vol_id=<volume id>] [--truncate] [--help]\n"
+" [--usage] [--version]\n";
+
+struct option long_options[] = {
+ { .name = "broken-update", .has_arg = 0, .flag = NULL, .val = 'B' },
+ { .name = "devn", .has_arg = 1, .flag = NULL, .val = 'd' },
+ { .name = "vol_id", .has_arg = 1, .flag = NULL, .val = 'n' },
+ { .name = "truncate", .has_arg = 0, .flag = NULL, .val = 't' },
+ { .name = "help", .has_arg = 0, .flag = NULL, .val = '?' },
+ { .name = "usage", .has_arg = 0, .flag = NULL, .val = 0 },
+ { .name = "version", .has_arg = 0, .flag = NULL, .val = 'V' },
+ { NULL, 0, NULL, 0}
};
/*
@@ -134,65 +114,60 @@ static struct argp argp = {
* Get the `input' argument from `argp_parse', which we know is a
* pointer to our arguments structure.
*/
-static error_t
-parse_opt(int key, char *arg, struct argp_state *state)
+static int
+parse_opt(int argc, char **argv, struct args *args)
{
- struct args *args = state->input;
-
- switch (key) {
- case 'v': /* --verbose=<level> */
- verbose = strtoul(arg, (char **)NULL, 0);
- break;
-
- case 'n': /* --vol_id=<volume id> */
- args->vol_id = strtol(arg, (char **)NULL, 0);
- break;
-
- case 'd': /* --devn=<device number> */
- args->devn = strtol(arg, (char **)NULL, 0);
- break;
-
- case 'b': /* --bufsize=<bufsize> */
- args->bufsize = strtol(arg, (char **)NULL, 0);
- if (args->bufsize <= 0)
- args->bufsize = BUFSIZE;
- break;
-
- case 't': /* --truncate */
- args->truncate = 1;
- break;
-
- case 'B': /* --broken-update */
- args->broken_update = 1;
- break;
-
- case ARGP_KEY_NO_ARGS:
- /* argp_usage(state); */
- break;
-
- case ARGP_KEY_ARG:
- args->arg1 = arg;
- /* Now we consume all the rest of the arguments.
- `state->next' is the index in `state->argv' of the
- next argument to be parsed, which is the first STRING
- we're interested in, so we can just use
- `&state->argv[state->next]' as the value for
- arguments->strings.
-
- _In addition_, by setting `state->next' to the end
- of the arguments, we can force argp to stop parsing
- here and return. */
-
- args->options = &state->argv[state->next];
- state->next = state->argc;
- break;
-
- case ARGP_KEY_END:
- /* argp_usage(state); */
- break;
-
- default:
- return(ARGP_ERR_UNKNOWN);
+ while (1) {
+ int key;
+
+ key = getopt_long(argc, argv, "Bd:n:t?V", long_options, NULL);
+ if (key == -1)
+ break;
+
+ switch (key) {
+ case 'v': /* --verbose=<level> */
+ verbose = strtoul(optarg, (char **)NULL, 0);
+ break;
+
+ case 'n': /* --vol_id=<volume id> */
+ args->vol_id = strtol(optarg, (char **)NULL, 0);
+ break;
+
+ case 'd': /* --devn=<device number> */
+ args->devn = strtol(optarg, (char **)NULL, 0);
+ break;
+
+ case 'b': /* --bufsize=<bufsize> */
+ args->bufsize = strtol(optarg, (char **)NULL, 0);
+ if (args->bufsize <= 0)
+ args->bufsize = BUFSIZE;
+ break;
+
+ case 't': /* --truncate */
+ args->truncate = 1;
+ break;
+
+ case 'B': /* --broken-update */
+ args->broken_update = 1;
+ break;
+
+ case '?': /* help */
+ fprintf(stderr, "Usage: ubiupdatevol [OPTION...]\n");
+ fprintf(stderr, "%s", doc);
+ fprintf(stderr, "%s", optionsstr);
+ fprintf(stderr, "\nReport bugs to %s\n", PACKAGE_BUGREPORT);
+ exit(0);
+ break;
+
+ case 'V':
+ fprintf(stderr, "%s\n", PACKAGE_VERSION);
+ exit(0);
+ break;
+
+ default:
+ fprintf(stderr, "%s", usage);
+ exit(-1);
+ }
}
return 0;
@@ -335,7 +310,7 @@ main(int argc, char *argv[])
{
int rc;
- argp_parse(&argp, argc, argv, ARGP_IN_ORDER, 0, &myargs);
+ parse_opt(argc, argv, &myargs);
if (myargs.truncate) {
rc = ubi_truncate_volume(&myargs, 0LL);
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-26 10:14:59 +0000