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Fix reading from stdin (me), Fix tar segfault when no arguments specified (Geoffrey Lee)

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This commit is contained in:
Glenn L McGrath 2002-11-08 07:09:42 +00:00
parent b26674b2f8
commit f6bf7a03fe
1 changed files with 5 additions and 5 deletions
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10
archival/tar.c
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@ -611,6 +611,10 @@ int tar_main(int argc, char **argv)
unsigned char tar_create = FALSE;
#endif
if (argc < 2) {
show_usage();
}
/* Prepend '-' to the first argument if required */
if (argv[1][0] != '-') {
char *tmp = xmalloc(strlen(argv[1]) + 2);
@ -619,10 +623,6 @@ int tar_main(int argc, char **argv)
argv[1] = tmp;
}
if (argc < 2) {
show_usage();
}
/* Initialise default values */
tar_handle = init_handle();
tar_handle->flags = ARCHIVE_CREATE_LEADING_DIRS;
@ -736,13 +736,13 @@ int tar_main(int argc, char **argv)
{
if ((tar_filename[0] == '-') && (tar_filename[1] == '\0')) {
tar_handle->src_fd = fileno(stdin);
tar_handle->seek = seek_by_char;
} else {
tar_handle->seek = seek_by_jump;
tar_handle->src_fd = xopen(tar_filename, O_RDONLY);
}
#ifdef CONFIG_FEATURE_TAR_GZIP
if (get_header_ptr == get_header_tar_gz) {
tar_handle->seek = seek_by_char;
get_header_tar_gz(tar_handle);
} else
#endif /* CONFIG_FEATURE_TAR_GZIP */