btrfs-progs: pass cmd_struct to clean_args_no_options{,_relaxed}

Now that we have a cmd_struct everywhere, we can pass it to
clean_args_no_options and have it resolve the usage string from
it there.  This is necessary for it to pass the cmd_struct to
usage() in the next patch.

Signed-off-by: Jeff Mahoney <jeffm@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Jeff Mahoney 2018-03-06 21:42:01 -05:00 committed by David Sterba
parent b44445131f
commit be0f5c1944
11 changed files with 41 additions and 38 deletions

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@ -691,7 +691,7 @@ static int cmd_balance_pause(const struct cmd_struct *cmd,
int ret;
DIR *dirstream = NULL;
clean_args_no_options(argc, argv, cmd_balance_pause_usage);
clean_args_no_options(cmd, argc, argv);
if (check_argc_exact(argc - optind, 1))
return 1;
@ -731,7 +731,7 @@ static int cmd_balance_cancel(const struct cmd_struct *cmd,
int ret;
DIR *dirstream = NULL;
clean_args_no_options(argc, argv, cmd_balance_cancel_usage);
clean_args_no_options(cmd, argc, argv);
if (check_argc_exact(argc - optind, 1))
return 1;
@ -772,7 +772,7 @@ static int cmd_balance_resume(const struct cmd_struct *cmd,
int fd;
int ret;
clean_args_no_options(argc, argv, cmd_balance_resume_usage);
clean_args_no_options(cmd, argc, argv);
if (check_argc_exact(argc - optind, 1))
return 1;

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@ -151,8 +151,9 @@ static int _cmd_device_remove(const struct cmd_struct *cmd,
char *mntpnt;
int i, fdmnt, ret = 0;
DIR *dirstream = NULL;
const char * const *usagestr = cmd->usagestr;
clean_args_no_options(argc, argv, cmd->usagestr);
clean_args_no_options(cmd, argc, argv);
if (check_argc_min(argc - optind, 2))
return 1;
@ -410,7 +411,7 @@ static int cmd_device_ready(const struct cmd_struct *cmd, int argc, char **argv)
int ret;
char *path;
clean_args_no_options(argc, argv, cmd->usagestr);
clean_args_no_options(cmd, argc, argv);
if (check_argc_exact(argc - optind, 1))
return 1;
@ -636,7 +637,7 @@ static int cmd_device_usage(const struct cmd_struct *cmd, int argc, char **argv)
unit_mode = get_unit_mode_from_arg(&argc, argv, 1);
clean_args_no_options(argc, argv, cmd->usagestr);
clean_args_no_options(cmd, argc, argv);
if (check_argc_min(argc - optind, 1))
return 1;

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@ -132,7 +132,7 @@ static int cmd_filesystem_df(const struct cmd_struct *cmd,
unit_mode = get_unit_mode_from_arg(&argc, argv, 1);
clean_args_no_options(argc, argv, cmd_filesystem_df_usage);
clean_args_no_options(cmd, argc, argv);
if (check_argc_exact(argc - optind, 1))
return 1;
@ -840,7 +840,7 @@ static int cmd_filesystem_sync(const struct cmd_struct *cmd,
{
enum btrfs_util_error err;
clean_args_no_options(argc, argv, cmd_filesystem_sync_usage);
clean_args_no_options(cmd, argc, argv);
if (check_argc_exact(argc - optind, 1))
return 1;
@ -1121,7 +1121,7 @@ static int cmd_filesystem_resize(const struct cmd_struct *cmd,
DIR *dirstream = NULL;
struct stat st;
clean_args_no_options_relaxed(argc, argv);
clean_args_no_options_relaxed(cmd, argc, argv);
if (check_argc_exact(argc - optind, 2))
return 1;
@ -1194,7 +1194,7 @@ static const char * const cmd_filesystem_label_usage[] = {
static int cmd_filesystem_label(const struct cmd_struct *cmd,
int argc, char **argv)
{
clean_args_no_options(argc, argv, cmd_filesystem_label_usage);
clean_args_no_options(cmd, argc, argv);
if (check_argc_min(argc - optind, 1) ||
check_argc_max(argc - optind, 2))

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@ -283,7 +283,7 @@ static int cmd_inspect_subvolid_resolve(const struct cmd_struct *cmd,
char path[PATH_MAX];
DIR *dirstream = NULL;
clean_args_no_options(argc, argv, cmd_inspect_subvolid_resolve_usage);
clean_args_no_options(cmd, argc, argv);
if (check_argc_exact(argc - optind, 2))
return 1;
@ -326,7 +326,7 @@ static int cmd_inspect_rootid(const struct cmd_struct *cmd,
u64 rootid;
DIR *dirstream = NULL;
clean_args_no_options(argc, argv, cmd_inspect_rootid_usage);
clean_args_no_options(cmd, argc, argv);
if (check_argc_exact(argc - optind, 1))
return 1;

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@ -35,8 +35,8 @@ static const char * const qgroup_cmd_group_usage[] = {
NULL
};
static int _cmd_qgroup_assign(int assign, int argc, char **argv,
const char * const *usage_str)
static int _cmd_qgroup_assign(const struct cmd_struct *cmd, int assign,
int argc, char **argv)
{
int ret = 0;
int fd;
@ -68,11 +68,11 @@ static int _cmd_qgroup_assign(int assign, int argc, char **argv,
rescan = false;
break;
default:
usage_unknown_option(usage_str, argv);
usage_unknown_option(cmd->usagestr, argv);
}
}
} else {
clean_args_no_options(argc, argv, usage_str);
clean_args_no_options(cmd, argc, argv);
}
if (check_argc_exact(argc - optind, 3))
@ -221,7 +221,7 @@ static const char * const cmd_qgroup_assign_usage[] = {
static int cmd_qgroup_assign(const struct cmd_struct *cmd,
int argc, char **argv)
{
return _cmd_qgroup_assign(1, argc, argv, cmd_qgroup_assign_usage);
return _cmd_qgroup_assign(cmd, 1, argc, argv);
}
static DEFINE_SIMPLE_COMMAND(qgroup_assign, "assign");
@ -234,7 +234,7 @@ static const char * const cmd_qgroup_remove_usage[] = {
static int cmd_qgroup_remove(const struct cmd_struct *cmd,
int argc, char **argv)
{
return _cmd_qgroup_assign(0, argc, argv, cmd_qgroup_remove_usage);
return _cmd_qgroup_assign(cmd, 0, argc, argv);
}
static DEFINE_SIMPLE_COMMAND(qgroup_remove, "remove");
@ -247,7 +247,7 @@ static const char * const cmd_qgroup_create_usage[] = {
static int cmd_qgroup_create(const struct cmd_struct *cmd,
int argc, char **argv)
{
clean_args_no_options(argc, argv, cmd_qgroup_create_usage);
clean_args_no_options(cmd, argc, argv);
return _cmd_qgroup_create(1, argc, argv);
}
@ -262,7 +262,7 @@ static const char * const cmd_qgroup_destroy_usage[] = {
static int cmd_qgroup_destroy(const struct cmd_struct *cmd,
int argc, char **argv)
{
clean_args_no_options(argc, argv, cmd_qgroup_destroy_usage);
clean_args_no_options(cmd, argc, argv);
return _cmd_qgroup_create(0, argc, argv);
}

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@ -71,7 +71,7 @@ static int cmd_quota_enable(const struct cmd_struct *cmd, int argc, char **argv)
{
int ret;
clean_args_no_options(argc, argv, cmd_quota_enable_usage);
clean_args_no_options(cmd, argc, argv);
ret = quota_ctl(BTRFS_QUOTA_CTL_ENABLE, argc, argv);
@ -92,7 +92,7 @@ static int cmd_quota_disable(const struct cmd_struct *cmd,
{
int ret;
clean_args_no_options(argc, argv, cmd_quota_disable_usage);
clean_args_no_options(cmd, argc, argv);
ret = quota_ctl(BTRFS_QUOTA_CTL_DISABLE, argc, argv);

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@ -173,7 +173,7 @@ static int cmd_rescue_zero_log(const struct cmd_struct *cmd,
char *devname;
int ret;
clean_args_no_options(argc, argv, cmd_rescue_zero_log_usage);
clean_args_no_options(cmd, argc, argv);
if (check_argc_exact(argc, 2))
return 1;
@ -227,7 +227,7 @@ static int cmd_rescue_fix_device_size(const struct cmd_struct *cmd,
char *devname;
int ret;
clean_args_no_options(argc, argv, cmd_rescue_fix_device_size_usage);
clean_args_no_options(cmd, argc, argv);
if (check_argc_exact(argc, 2))
return 1;

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@ -1095,8 +1095,7 @@ static int is_scrub_running_in_kernel(int fd,
static const char * const cmd_scrub_start_usage[];
static const char * const cmd_scrub_resume_usage[];
static int scrub_start(const struct cmd_struct *cmd, int argc, char **argv,
bool resume)
static int scrub_start(int argc, char **argv, bool resume)
{
int fdmnt;
int prg_fd = -1;
@ -1586,7 +1585,7 @@ static const char * const cmd_scrub_start_usage[] = {
static int cmd_scrub_start(const struct cmd_struct *cmd, int argc, char **argv)
{
return scrub_start(cmd, argc, argv, false);
return scrub_start(argc, argv, false);
}
static DEFINE_SIMPLE_COMMAND(scrub_start, "start");
@ -1603,7 +1602,7 @@ static int cmd_scrub_cancel(const struct cmd_struct *cmd, int argc, char **argv)
int fdmnt = -1;
DIR *dirstream = NULL;
clean_args_no_options(argc, argv, cmd_scrub_cancel_usage);
clean_args_no_options(cmd, argc, argv);
if (check_argc_exact(argc - optind, 1))
return 1;
@ -1653,7 +1652,7 @@ static const char * const cmd_scrub_resume_usage[] = {
static int cmd_scrub_resume(const struct cmd_struct *cmd, int argc, char **argv)
{
return scrub_start(cmd, argc, argv, true);
return scrub_start(argc, argv, true);
}
static DEFINE_SIMPLE_COMMAND(scrub_resume, "resume");

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@ -792,7 +792,7 @@ static int cmd_subvol_get_default(const struct cmd_struct *cmd,
struct btrfs_util_subvolume_info subvol;
char *path;
clean_args_no_options(argc, argv, cmd_subvol_get_default_usage);
clean_args_no_options(cmd, argc, argv);
if (check_argc_exact(argc - optind, 1))
return 1;
@ -854,7 +854,7 @@ static int cmd_subvol_set_default(const struct cmd_struct *cmd,
char *path;
enum btrfs_util_error err;
clean_args_no_options(argc, argv, cmd_subvol_set_default_usage);
clean_args_no_options(cmd, argc, argv);
if (check_argc_min(argc - optind, 1) ||
check_argc_max(argc - optind, 2))
@ -895,7 +895,7 @@ static int cmd_subvol_find_new(const struct cmd_struct *cmd,
DIR *dirstream = NULL;
enum btrfs_util_error err;
clean_args_no_options(argc, argv, cmd_subvol_find_new_usage);
clean_args_no_options(cmd, argc, argv);
if (check_argc_exact(argc - optind, 2))
return 1;

9
help.c
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@ -85,7 +85,7 @@ int check_argc_max(int nargs, int expected)
* Unknown short and long options are reported, optionally the @usage is printed
* before exit.
*/
void clean_args_no_options(int argc, char *argv[], const char * const *usagestr)
void clean_args_no_options(const struct cmd_struct *cmd, int argc, char *argv[])
{
static const struct option long_options[] = {
{NULL, 0, NULL, 0}
@ -99,8 +99,8 @@ void clean_args_no_options(int argc, char *argv[], const char * const *usagestr)
switch (c) {
default:
if (usagestr)
usage(usagestr);
if (cmd->usagestr)
usage(cmd->usagestr);
}
}
}
@ -114,7 +114,8 @@ void clean_args_no_options(int argc, char *argv[], const char * const *usagestr)
* - "-- option1 option2 ..."
* - "option1 option2 ..."
*/
void clean_args_no_options_relaxed(int argc, char *argv[])
void clean_args_no_options_relaxed(const struct cmd_struct *cmd,
int argc, char *argv[])
{
if (argc <= 1)
return;

6
help.h
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@ -74,8 +74,10 @@ void help_command_group(const struct cmd_group *grp, int argc, char **argv);
int check_argc_exact(int nargs, int expected);
int check_argc_min(int nargs, int expected);
int check_argc_max(int nargs, int expected);
void clean_args_no_options(int argc, char *argv[], const char * const *usage);
void clean_args_no_options_relaxed(int argc, char *argv[]);
void clean_args_no_options(const struct cmd_struct *cmd,
int argc, char *argv[]);
void clean_args_no_options_relaxed(const struct cmd_struct *cmd,
int argc, char *argv[]);
void fixup_argv0(char **argv, const char *token);
void set_argv0(char **argv);