[PATCH 3/5] mkfs: constify various strings

Dave Chinner
2020-10-15T03:29:35Z

From: Dave Chinner <dchinner@redhat.com>

Because the ini parser uses const strings and so the opt parsing
needs to be told about it to avoid compiler warnings.

Signed-off-by: Dave Chinner <dchinner@redhat.com>
---
include/linux.h | 2 +-
mkfs/xfs_mkfs.c | 28 ++++++++++++++--------------
2 files changed, 15 insertions(+), 15 deletions(-)

diff --git a/include/linux.h b/include/linux.h
index 57726bb12b74..03b3278bb895 100644
--- a/include/linux.h
+++ b/include/linux.h
@@ -92,7 +92,7 @@ static __inline__ void platform_uuid_unparse(uuid_t *uu, char *buffer)
uuid_unparse(*uu, buffer);
}

-static __inline__ int platform_uuid_parse(char *buffer, uuid_t *uu)
+static __inline__ int platform_uuid_parse(const char *buffer, uuid_t *uu)
{
return uuid_parse(buffer, *uu);
}
diff --git a/mkfs/xfs_mkfs.c b/mkfs/xfs_mkfs.c
index e84be74fb100..99ce0dc48d3b 100644
--- a/mkfs/xfs_mkfs.c
+++ b/mkfs/xfs_mkfs.c
@@ -975,8 +975,8 @@ respec(

static void
unknown(
- char opt,
- char *s)
+ const char opt,
+ const char *s)
{
fprintf(stderr, _("unknown option -%c %s\n"), opt, s);
usage();
@@ -1387,7 +1387,7 @@ getnum(
*/
static char *
getstr(
- char *str,
+ const char *str,
struct opt_params *opts,
int index)
{
@@ -1396,14 +1396,14 @@ getstr(
/* empty strings for string options are not valid */
if (!str || *str == '\0')
reqval(opts->name, opts->subopts, index);
- return str;
+ return (char *)str;
}

static int
block_opts_parser(
struct opt_params *opts,
int subopt,
- char *value,
+ const char *value,
struct cli_params *cli)
{
switch (subopt) {
@@ -1420,7 +1420,7 @@ static int
cfgfile_opts_parser(
struct opt_params *opts,
int subopt,
- char *value,
+ const char *value,
struct cli_params *cli)
{
switch (subopt) {
@@ -1437,7 +1437,7 @@ static int
data_opts_parser(
struct opt_params *opts,
int subopt,
- char *value,
+ const char *value,
struct cli_params *cli)
{
switch (subopt) {
@@ -1506,7 +1506,7 @@ static int
inode_opts_parser(
struct opt_params *opts,
int subopt,
- char *value,
+ const char *value,
struct cli_params *cli)
{
switch (subopt) {
@@ -1541,7 +1541,7 @@ static int
log_opts_parser(
struct opt_params *opts,
int subopt,
- char *value,
+ const char *value,
struct cli_params *cli)
{
switch (subopt) {
@@ -1587,7 +1587,7 @@ static int
meta_opts_parser(
struct opt_params *opts,
int subopt,
- char *value,
+ const char *value,
struct cli_params *cli)
{
switch (subopt) {
@@ -1621,7 +1621,7 @@ static int
naming_opts_parser(
struct opt_params *opts,
int subopt,
- char *value,
+ const char *value,
struct cli_params *cli)
{
switch (subopt) {
@@ -1650,7 +1650,7 @@ static int
rtdev_opts_parser(
struct opt_params *opts,
int subopt,
- char *value,
+ const char *value,
struct cli_params *cli)
{
switch (subopt) {
@@ -1680,7 +1680,7 @@ static int
sector_opts_parser(
struct opt_params *opts,
int subopt,
- char *value,
+ const char *value,
struct cli_params *cli)
{
switch (subopt) {
@@ -1700,7 +1700,7 @@ static struct subopts {
struct opt_params *opts;
int (*parser)(struct opt_params *opts,
int subopt,
- char *value,
+ const char *value,
struct cli_params *cli);
} subopt_tab[] = {
{ 'b', &bopts, block_opts_parser },
--
2.28.0