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kconfig/conf: add command line options' description

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Signed-off-by: Arnaud Lacombe <lacombar@gmail.com>
This commit is contained in:
Arnaud Lacombe 2010-11-02 00:26:33 -04:00
parent 275744cc8d
commit 32543999f3
1 changed files with 31 additions and 1 deletions
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32
scripts/kconfig/conf.c
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@ -457,8 +457,28 @@ static struct option long_opts[] = {
{NULL, 0, NULL, 0} {NULL, 0, NULL, 0}
}; };
static void conf_usage(const char *progname)
{
printf("Usage: %s [option] <kconfig-file>\n", progname);
printf("[option] is _one_ of the following:\n");
printf(" --listnewconfig List new options\n");
printf(" --oldaskconfig Start a new configuration using a line-oriented program\n");
printf(" --oldconfig Update a configuration using a provided .config as base\n");
printf(" --silentoldconfig Same as oldconfig, but quietly, additionally update deps\n");
printf(" --oldnoconfig Same as silentoldconfig but set new symbols to no\n");
printf(" --defconfig <file> New config with default defined in <file>\n");
printf(" --savedefconfig <file> Save the minimal current configuration to <file>\n");
printf(" --allnoconfig New config where all options are answered with no\n");
printf(" --allyesconfig New config where all options are answered with yes\n");
printf(" --allmodconfig New config where all options are answered with mod\n");
printf(" --alldefconfig New config with all symbols set to default\n");
printf(" --randconfig New config with random answer to all options\n");
}
int main(int ac, char **av) int main(int ac, char **av)
{ {
const char *progname = av[0];
int opt; int opt;
const char *name, *defconfig_file = NULL /* gcc uninit */; const char *name, *defconfig_file = NULL /* gcc uninit */;
struct stat tmpstat; struct stat tmpstat;
@ -492,14 +512,24 @@ int main(int ac, char **av)
srand(seed); srand(seed);
break; break;
} }
case oldaskconfig:
case oldconfig:
case allnoconfig:
case allyesconfig:
case allmodconfig:
case alldefconfig:
case listnewconfig:
case oldnoconfig:
break;
case '?': case '?':
fprintf(stderr, _("See README for usage info\n")); conf_usage(progname);
exit(1); exit(1);
break; break;
} }
} }
if (ac == optind) { if (ac == optind) {
printf(_("%s: Kconfig file missing\n"), av[0]); printf(_("%s: Kconfig file missing\n"), av[0]);
conf_usage(progname);
exit(1); exit(1);
} }
name = av[optind]; name = av[optind];