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linux-user: Exit 0 when -h is used 

Signed-off-by: Meador Inge <meadori@codesourcery.com>
Signed-off-by: Riku Voipio <riku.voipio@linaro.org>
This commit is contained in:
Meador Inge 2015-07-06 11:03:38 -07:00 committed by Riku Voipio
parent 9e071429e6
commit d03f9c3202
1 changed files with 10 additions and 10 deletions
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20
linux-user/main.c
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@ -63,7 +63,7 @@ unsigned long reserved_va = 0xf7000000;
unsigned long reserved_va;
#endif
static void usage(void);
static void usage(int exitcode);
static const char *interp_prefix = CONFIG_QEMU_INTERP_PREFIX;
const char *qemu_uname_release;
@ -3700,7 +3700,7 @@ CPUArchState *cpu_copy(CPUArchState *env)
static void handle_arg_help(const char *arg)
{
usage();
usage(0);
}
static void handle_arg_log(const char *arg)
@ -3726,7 +3726,7 @@ static void handle_arg_set_env(const char *arg)
r = p = strdup(arg);
while ((token = strsep(&p, ",")) != NULL) {
if (envlist_setenv(envlist, token) != 0) {
usage();
usage(1);
}
}
free(r);
@ -3738,7 +3738,7 @@ static void handle_arg_unset_env(const char *arg)
r = p = strdup(arg);
while ((token = strsep(&p, ",")) != NULL) {
if (envlist_unsetenv(envlist, token) != 0) {
usage();
usage(1);
}
}
free(r);
@ -3754,7 +3754,7 @@ static void handle_arg_stack_size(const char *arg)
char *p;
guest_stack_size = strtoul(arg, &p, 0);
if (guest_stack_size == 0) {
usage();
usage(1);
}
if (*p == 'M') {
@ -3921,7 +3921,7 @@ static const struct qemu_argument arg_table[] = {
{NULL, NULL, false, NULL, NULL, NULL}
};
static void usage(void)
static void usage(int exitcode)
{
const struct qemu_argument *arginfo;
int maxarglen;
@ -3988,7 +3988,7 @@ static void usage(void)
"Note that if you provide several changes to a single variable\n"
"the last change will stay in effect.\n");
exit(1);
exit(exitcode);
}
static int parse_args(int argc, char **argv)
@ -4027,7 +4027,7 @@ static int parse_args(int argc, char **argv)
if (!strcmp(r, arginfo->argv)) {
if (arginfo->has_arg) {
if (optind >= argc) {
usage();
usage(1);
}
arginfo->handle_opt(argv[optind]);
optind++;
@ -4040,12 +4040,12 @@ static int parse_args(int argc, char **argv)
/* no option matched the current argv */
if (arginfo->handle_opt == NULL) {
usage();
usage(1);
}
}
if (optind >= argc) {
usage();
usage(1);
}
filename = argv[optind];