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Allow setting compression level

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This commit is contained in:
Dave Vasilevsky 2010-10-11 00:46:48 -04:00
parent 9cd29befca
commit 14d6d92e87
1 changed files with 8 additions and 3 deletions
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11
write.c
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@ -28,6 +28,7 @@ struct io_block_t {
#define DEBUG 0 #define DEBUG 0
static bool gTar = true; static bool gTar = true;
static uint32_t gPreset = LZMA_PRESET_DEFAULT;
static size_t gNumEncodeThreads = 0; static size_t gNumEncodeThreads = 0;
static pthread_t *gEncodeThreads = NULL; static pthread_t *gEncodeThreads = NULL;
@ -84,13 +85,17 @@ int main(int argc, char **argv) {
debug("launch"); debug("launch");
int ch; int ch;
while ((ch = getopt(argc, argv, "t")) != -1) { while ((ch = getopt(argc, argv, "t0123456789")) != -1) {
switch (ch) { switch (ch) {
case 't': case 't':
gTar = false; gTar = false;
break; break;
default: default:
die("Unknown option"); if (optopt >= '0' && optopt <= '9') {
gPreset = optopt - '0';
} else {
die("Unknown option");
}
} }
} }
argc -= optind - 1; argc -= optind - 1;
@ -106,7 +111,7 @@ int main(int argc, char **argv) {
// xz options // xz options
lzma_options_lzma lzma_opts; lzma_options_lzma lzma_opts;
if (lzma_lzma_preset(&lzma_opts, LZMA_PRESET_DEFAULT)) if (lzma_lzma_preset(&lzma_opts, gPreset))
die("Error setting lzma options"); die("Error setting lzma options");
gFilters[0] = (lzma_filter){ .id = LZMA_FILTER_LZMA2, gFilters[0] = (lzma_filter){ .id = LZMA_FILTER_LZMA2,
.options = &lzma_opts }; .options = &lzma_opts };