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authorDavid Oberhollenzer <david.oberhollenzer@sigma-star.at>2019-06-23 02:14:52 +0200
committerDavid Oberhollenzer <david.oberhollenzer@sigma-star.at>2019-06-23 02:37:08 +0200
commit0b22d6ad0ebed2af239259dbfa36cd9920c6f4a2 (patch)
tree0680c237006ed11fc200e9d3d4717d25455e9599 /mkfs
parent5f7a1a092495c84c4c4cd208c3c983c3f16c8951 (diff)
Move all handling of compressor names to libcompress.a
This commit removes handling of compressor names from gensquashfs. Instead, functions are added to libcompress to obtain name from ID, ID from name and to print out defaults. Signed-off-by: David Oberhollenzer <david.oberhollenzer@sigma-star.at>
Diffstat (limited to 'mkfs')
-rw-r--r--mkfs/mkfs.h2
-rw-r--r--mkfs/options.c36
2 files changed, 8 insertions, 30 deletions
diff --git a/mkfs/mkfs.h b/mkfs/mkfs.h
index cea9ebc..4a39eb5 100644
--- a/mkfs/mkfs.h
+++ b/mkfs/mkfs.h
@@ -28,8 +28,8 @@ typedef struct {
unsigned int def_gid;
unsigned int def_mode;
unsigned int def_mtime;
+ E_SQFS_COMPRESSOR compressor;
int outmode;
- int compressor;
int blksz;
int devblksz;
bool quiet;
diff --git a/mkfs/options.c b/mkfs/options.c
index a746ba4..e298a6c 100644
--- a/mkfs/options.c
+++ b/mkfs/options.c
@@ -61,7 +61,6 @@ static const char *help_string =
"\n"
" --compressor, -c <name> Select the compressor to use.\n"
" A list of available compressors is below.\n"
-" Defaults to '%s'.\n"
" --comp-extra, -X <options> A comma seperated list of extra options for\n"
" the selected compressor. Specify 'help' to\n"
" get a list of available options.\n"
@@ -126,15 +125,6 @@ static const char *help_string =
" file /bin/bash 0755 0 0"
"\n\n";
-static const char *compressors[] = {
- [SQFS_COMP_GZIP] = "gzip",
- [SQFS_COMP_LZMA] = "lzma",
- [SQFS_COMP_LZO] = "lzo",
- [SQFS_COMP_XZ] = "xz",
- [SQFS_COMP_LZ4] = "lz4",
- [SQFS_COMP_ZSTD] = "zstd",
-};
-
static long read_number(const char *name, const char *str, long min, long max)
{
long result = strtol(str, NULL, 0);
@@ -217,17 +207,13 @@ void process_command_line(options_t *opt, int argc, char **argv)
switch (i) {
case 'c':
- have_compressor = false;
+ have_compressor = true;
- for (i = SQFS_COMP_MIN; i <= SQFS_COMP_MAX; ++i) {
- if (strcmp(compressors[i], optarg) == 0) {
- if (compressor_exists(i)) {
- have_compressor = true;
- opt->compressor = i;
- break;
- }
- }
- }
+ if (compressor_id_from_name(optarg, &opt->compressor))
+ have_compressor = false;
+
+ if (!compressor_exists(opt->compressor))
+ have_compressor = false;
if (!have_compressor) {
fprintf(stderr, "Unsupported compressor '%s'\n",
@@ -268,16 +254,8 @@ void process_command_line(options_t *opt, int argc, char **argv)
#endif
case 'h':
printf(help_string, __progname,
- compressors[compressor_get_default()],
SQFS_DEFAULT_BLOCK_SIZE, SQFS_DEVBLK_SIZE);
-
- fputs("Available compressors:\n", stdout);
-
- for (i = SQFS_COMP_MIN; i <= SQFS_COMP_MAX; ++i) {
- if (compressor_exists(i))
- printf("\t%s\n", compressors[i]);
- }
-
+ compressor_print_available();
exit(EXIT_SUCCESS);
case 'V':
print_version();