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const: rework conversion to enum

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Easier code with string and also avoids mixing enums.
This commit is contained in:
Zdenek Kabelac 2024-05-04 11:25:58 +02:00
parent 5d573cc91d
commit c140601cf6
1 changed files with 15 additions and 18 deletions
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29
libdm/libdm-stats.c
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@ -5001,32 +5001,29 @@ uint64_t *dm_stats_update_regions_from_fd(struct dm_stats *dms, int fd,
#endif /* HAVE_LINUX_FIEMAP */
#ifdef DMFILEMAPD
static const char *_filemapd_mode_names[] = {
static const char _filemapd_mode_names[][8] = {
"inode",
"path",
NULL
};
dm_filemapd_mode_t dm_filemapd_mode_from_string(const char *mode_str)
{
dm_filemapd_mode_t mode = DM_FILEMAPD_FOLLOW_INODE;
const char **mode_name;
static const dm_filemapd_mode_t _mode[] = {
DM_FILEMAPD_FOLLOW_INODE,
DM_FILEMAPD_FOLLOW_PATH
};
unsigned i;
if (mode_str)
for (i = 0; i < DM_ARRAY_SIZE(_filemapd_mode_names); ++i)
if (!strcmp(_filemapd_mode_names[i], mode_str))
return _mode[i];
if (mode_str) {
for (mode_name = _filemapd_mode_names; *mode_name; mode_name++)
if (!strcmp(*mode_name, mode_str))
break;
if (*mode_name)
mode = DM_FILEMAPD_FOLLOW_INODE
+ (mode_name - _filemapd_mode_names);
else {
log_error("Could not parse dmfilemapd mode: %s",
mode_str);
(mode_str) ? mode_str : "");
return DM_FILEMAPD_FOLLOW_NONE;
}
}
return mode;
}
#define DM_FILEMAPD "dmfilemapd"
#define NR_FILEMAPD_ARGS 7 /* includes argv[0] */