diff options
| -rw-r--r-- | doc/tar2sqfs.1 | 6 | ||||
| -rw-r--r-- | tar/tar2sqfs.c | 23 |
2 files changed, 25 insertions, 4 deletions
diff --git a/doc/tar2sqfs.1 b/doc/tar2sqfs.1 index c546935..d2688a6 100644 --- a/doc/tar2sqfs.1 +++ b/doc/tar2sqfs.1 @@ -14,6 +14,12 @@ squashfs. .PP Possible options: .TP +\fB\-\-force\fR, \fB\-f\fR +Overwrite the output file if it exists. +.TP +\fB\-\-quiet\fR, \fB\-q\fR +Do not print out progress reports. +.TP \fB\-\-help\fR, \fB\-h\fR Print help text and exit. .TP diff --git a/tar/tar2sqfs.c b/tar/tar2sqfs.c index 6f6ba21..b8952a9 100644 --- a/tar/tar2sqfs.c +++ b/tar/tar2sqfs.c @@ -19,11 +19,13 @@ #include <fcntl.h> static struct option long_opts[] = { + { "force", no_argument, NULL, 'f' }, + { "quiet", no_argument, NULL, 'q' }, { "help", no_argument, NULL, 'h' }, { "version", no_argument, NULL, 'V' }, }; -static const char *short_opts = "hV"; +static const char *short_opts = "fqhV"; static const char *usagestr = "Usage: tar2sqfs [OPTIONS...] <sqfsfile>\n" @@ -33,8 +35,10 @@ static const char *usagestr = "\n" "Possible options:\n" "\n" -" --help, -h Print help text and exit.\n" -" --version, -V Print version information and exit.\n" +" --force, -f Overwrite the output file if it exists.\n" +" --quiet, -q Do not print out progress reports.\n" +" --help, -h Print help text and exit.\n" +" --version, -V Print version information and exit.\n" "\n" "Examples:\n" "\n" @@ -50,6 +54,8 @@ static uint16_t def_mode = 0755; static uint32_t def_uid = 0; static uint32_t def_gid = 0; static size_t devblksize = SQFS_DEVBLK_SIZE; +static bool quiet = false; +static int outmode = O_WRONLY | O_CREAT | O_EXCL; static void process_args(int argc, char **argv) { @@ -61,6 +67,12 @@ static void process_args(int argc, char **argv) break; switch (i) { + case 'f': + outmode = O_WRONLY | O_CREAT | O_TRUNC; + break; + case 'q': + quiet = true; + break; case 'h': fputs(usagestr, stdout); exit(EXIT_SUCCESS); @@ -98,6 +110,9 @@ static int create_node_and_repack_data(tar_header_decoded_t *hdr, fstree_t *fs, if (node == NULL) goto fail_errno; + if (!quiet) + printf("Packing %s\n", hdr->name); + if (S_ISREG(hdr->sb.st_mode)) { if (write_data_from_fd(data, node->data.file, STDIN_FILENO)) { @@ -167,7 +182,7 @@ int main(int argc, char **argv) process_args(argc, argv); - outfd = open(filename, O_CREAT | O_EXCL | O_RDWR, 0644); + outfd = open(filename, outmode, 0644); if (outfd < 0) { perror(filename); return EXIT_FAILURE; |