mirror of
https://gitlab.freedesktop.org/wayland/weston
synced 2024-09-06 09:56:14 +00:00
![Kristian Høgsberg](/assets/img/avatar_default.png)
This lets us keep argc up to date as the backend picks out arguments from the argv array.
84 lines
2.5 KiB
C
84 lines
2.5 KiB
C
/*
|
|
* Copyright © 2012 Kristian Høgsberg
|
|
*
|
|
* Permission to use, copy, modify, distribute, and sell this software and its
|
|
* documentation for any purpose is hereby granted without fee, provided that
|
|
* the above copyright notice appear in all copies and that both that copyright
|
|
* notice and this permission notice appear in supporting documentation, and
|
|
* that the name of the copyright holders not be used in advertising or
|
|
* publicity pertaining to distribution of the software without specific,
|
|
* written prior permission. The copyright holders make no representations
|
|
* about the suitability of this software for any purpose. It is provided "as
|
|
* is" without express or implied warranty.
|
|
*
|
|
* THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
|
|
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
|
|
* EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
|
|
* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
|
|
* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
|
|
* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
|
|
* OF THIS SOFTWARE.
|
|
*/
|
|
|
|
#include <stdlib.h>
|
|
#include <stdint.h>
|
|
#include <stdio.h>
|
|
#include <string.h>
|
|
#include <assert.h>
|
|
|
|
#include "config-parser.h"
|
|
|
|
static void
|
|
handle_option(const struct weston_option *option, char *value)
|
|
{
|
|
switch (option->type) {
|
|
case WESTON_OPTION_INTEGER:
|
|
* (int32_t *) option->data = strtol(value, NULL, 0);
|
|
return;
|
|
case WESTON_OPTION_UNSIGNED_INTEGER:
|
|
* (uint32_t *) option->data = strtoul(value, NULL, 0);
|
|
return;
|
|
case WESTON_OPTION_STRING:
|
|
* (char **) option->data = strdup(value);
|
|
return;
|
|
case WESTON_OPTION_BOOLEAN:
|
|
* (int32_t *) option->data = 1;
|
|
return;
|
|
default:
|
|
assert(0);
|
|
}
|
|
}
|
|
|
|
int
|
|
parse_options(const struct weston_option *options,
|
|
int count, int *argc, char *argv[])
|
|
{
|
|
int i, j, k, len = 0;
|
|
|
|
for (i = 1, j = 1; i < *argc; i++) {
|
|
for (k = 0; k < count; k++) {
|
|
if (options[k].name)
|
|
len = strlen(options[k].name);
|
|
if (options[k].name &&
|
|
argv[i][0] == '-' &&
|
|
argv[i][1] == '-' &&
|
|
strncmp(options[k].name, &argv[i][2], len) == 0 &&
|
|
(argv[i][len + 2] == '=' || argv[i][len + 2] == '\0')) {
|
|
handle_option(&options[k], &argv[i][len + 3]);
|
|
break;
|
|
} else if (options[k].short_name &&
|
|
argv[i][0] == '-' &&
|
|
options[k].short_name == argv[i][1]) {
|
|
handle_option(&options[k], &argv[i][2]);
|
|
break;
|
|
}
|
|
}
|
|
if (k == count)
|
|
argv[j++] = argv[i];
|
|
}
|
|
argv[j] = NULL;
|
|
*argc = j;
|
|
|
|
return j;
|
|
}
|