diff options
Diffstat (limited to 'utils/nwztools/upgtools/upgtool.c')
-rw-r--r-- | utils/nwztools/upgtools/upgtool.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/utils/nwztools/upgtools/upgtool.c b/utils/nwztools/upgtools/upgtool.c index a1dce84870..7a4d78f0d7 100644 --- a/utils/nwztools/upgtools/upgtool.c +++ b/utils/nwztools/upgtools/upgtool.c @@ -465,6 +465,11 @@ int main(int argc, char **argv) printf("You cannot specify both create and extract\n"); return 1; } + if(extract && !g_out_prefix) + { + printf("You need to specify output prefix (-o) to extract\n"); + return 1; + } int ret = 0; if(create) |