Signed-off-by: Park Ju Hyung <[email protected]>
---
mkfs/f2fs_format.c | 29 +++++++++++++++++++++++++++++
mkfs/f2fs_format_main.c | 7 ++++++-
mkfs/f2fs_format_utils.h | 1 +
3 files changed, 36 insertions(+), 1 deletion(-)
diff --git a/mkfs/f2fs_format.c b/mkfs/f2fs_format.c
index 10ccca0..aa372ca 100644
--- a/mkfs/f2fs_format.c
+++ b/mkfs/f2fs_format.c
@@ -111,6 +111,35 @@ const char **default_ext_list[] = {
hot_ext_lists
};
+void f2fs_list_extensions(void)
+{
+ int i;
+ const char **extlist;
+
+ MSG(0, "Listing default extensions for storing in cold mode\n\n");
+
+ extlist = cold_ext_lists;
+ for (i = 0; *(extlist + i); i++) {
+ printf("%4s, ", *(extlist + i));
+ if ((i + 1) % 8 == 0)
+ printf("\n");
+ }
+
+ printf("\n\n");
+ MSG(0, "Listing default extensions for storing in hot mode\n\n");
+
+ extlist = hot_ext_lists;
+ for (i = 0; *(extlist + i); i++) {
+ printf("%4s, ", *(extlist + i));
+ if ((i + 1) % 8 == 0)
+ printf("\n");
+ }
+
+ printf("\n\n");
+
+ exit(0);
+}
+
static bool is_extension_exist(const char *name)
{
int i;
diff --git a/mkfs/f2fs_format_main.c b/mkfs/f2fs_format_main.c
index f23fd84..56ca741 100644
--- a/mkfs/f2fs_format_main.c
+++ b/mkfs/f2fs_format_main.c
@@ -46,6 +46,7 @@ static void mkfs_usage()
MSG(0, " -d debug level [default:0]\n");
MSG(0, " -e [cold file ext list] e.g. \"mp3,gif,mov\"\n");
MSG(0, " -E [hot file ext list] e.g. \"db\"\n");
+ MSG(0, " If no list is given, the default list will be printed\n");
MSG(0, " -f force overwrite the exist filesystem\n");
MSG(0, " -i extended node bitmap, node ratio is 20%% by default\n");
MSG(0, " -l label\n");
@@ -108,7 +109,7 @@ static void parse_feature(const char *features)
static void f2fs_parse_options(int argc, char *argv[])
{
- static const char *option_string = "qa:c:d:e:E:il:mo:O:s:S:z:t:f";
+ static const char *option_string = "qa:c:d:eEil:mo:O:s:S:z:t:f";
int32_t option=0;
while ((option = getopt(argc,argv,option_string)) != EOF) {
@@ -136,9 +137,13 @@ static void f2fs_parse_options(int argc, char *argv[])
c.dbg_lv = atoi(optarg);
break;
case 'e':
+ if (!optarg)
+ f2fs_list_extensions();
c.extension_list[0] = strdup(optarg);
break;
case 'E':
+ if (!optarg)
+ f2fs_list_extensions();
c.extension_list[1] = strdup(optarg);
break;
case 'i':
diff --git a/mkfs/f2fs_format_utils.h b/mkfs/f2fs_format_utils.h
index 274db7b..4246c3f 100644
--- a/mkfs/f2fs_format_utils.h
+++ b/mkfs/f2fs_format_utils.h
@@ -12,6 +12,7 @@
extern struct f2fs_configuration c;
+void f2fs_list_extensions(void);
int f2fs_trim_device(int, u_int64_t);
int f2fs_trim_devices(void);
int f2fs_format_device(void);
--
2.16.2
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