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tools: automatically print usage() on ERR_USAGE

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Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
This commit is contained in:
Peter Hutterer
2015-09-15 00:41:52 +10:00
parent 839b31eb25
commit 7df7ed325a
1 changed files with 15 additions and 35 deletions
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50
tools/ratbag-command.c
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@@ -271,7 +271,6 @@ run_subcommand(const char *command,
}
error("Invalid subcommand '%s'\n", command);
usage();
return ERR_USAGE;
}
@@ -496,10 +495,8 @@ ratbag_cmd_change_button(const struct ratbag_cmd *cmd,
struct macro macro = {0};
int i;
if (argc != 3) {
usage();
if (argc != 3)
return ERR_USAGE;
}
button_index = atoi(argv[0]);
action_str = argv[1];
@@ -532,7 +529,6 @@ ratbag_cmd_change_button(const struct ratbag_cmd *cmd,
return ERR_USAGE;
}
} else {
usage();
return ERR_USAGE;
}
@@ -633,10 +629,8 @@ ratbag_cmd_list_supported_devices(const struct ratbag_cmd *cmd,
int n, i;
int supported = 0;
if (argc != 0) {
usage();
if (argc != 0)
return ERR_USAGE;
}
n = scandir("/dev/input", &input_list, filter_event_node, alphasort);
if (n < 0)
@@ -717,10 +711,8 @@ ratbag_cmd_resolution_active(const struct ratbag_cmd *cmd,
struct ratbag_cmd_options *options,
int argc, char **argv)
{
if (argc < 1) {
usage();
if (argc < 1)
return ERR_USAGE;
}
return run_subcommand(argv[0],
cmd,
@@ -777,10 +769,8 @@ ratbag_cmd_resolution_dpi_set(const struct ratbag_cmd *cmd,
int rc = SUCCESS;
int dpi;
if (argc != 1) {
usage();
if (argc != 1)
return ERR_USAGE;
}
dpi = atoi(argv[0]);
@@ -824,10 +814,8 @@ ratbag_cmd_resolution_dpi(const struct ratbag_cmd *cmd,
struct ratbag_cmd_options *options,
int argc, char **argv)
{
if (argc < 1) {
usage();
if (argc < 1)
return ERR_USAGE;
}
return run_subcommand(argv[0],
cmd,
@@ -860,10 +848,8 @@ ratbag_cmd_resolution(const struct ratbag_cmd *cmd,
int resolution_idx = 0;
char *endp;
if (argc < 1) {
usage();
if (argc < 1)
return ERR_USAGE;
}
command = argv[0];
@@ -919,10 +905,8 @@ ratbag_cmd_button(const struct ratbag_cmd *cmd,
int button = 0;
char *endp;
if (argc < 2) {
usage();
if (argc < 2)
return ERR_USAGE;
}
command = argv[1];
@@ -962,10 +946,8 @@ ratbag_cmd_profile_active_set(const struct ratbag_cmd *cmd,
int num_profiles, index;
int rc = ERR_UNSUPPORTED;
if (argc != 1) {
usage();
if (argc != 1)
return ERR_USAGE;
}
index = atoi(argv[0]);
@@ -1086,10 +1068,8 @@ ratbag_cmd_profile_active(const struct ratbag_cmd *cmd,
struct ratbag_cmd_options *options,
int argc, char **argv)
{
if (argc < 1) {
usage();
if (argc < 1)
return ERR_USAGE;
}
return run_subcommand(argv[0],
cmd,
@@ -1124,10 +1104,9 @@ ratbag_cmd_profile(const struct ratbag_cmd *cmd,
device = options->device;
if (argc < 1) {
usage();
if (argc < 1)
return ERR_USAGE;
}
command = argv[0];
profile_idx = strtod(command, &endp);
@@ -1231,14 +1210,12 @@ main(int argc, char **argv)
options.flags |= FLAG_VERBOSE;
break;
default:
usage();
return ERR_USAGE;
goto out;
}
}
if (optind >= argc) {
rc = ERR_USAGE;
usage();
goto out;
}
@@ -1262,5 +1239,8 @@ out:
ratbag_device_unref(options.device);
ratbag_unref(ratbag);
if (rc == ERR_USAGE)
usage();
return rc;
}