diff options
| author | Calvin Morrison <mutantturkey@gmail.com> | 2014-01-17 15:07:49 -0500 |
|---|---|---|
| committer | Calvin Morrison <mutantturkey@gmail.com> | 2014-01-17 15:07:49 -0500 |
| commit | 291032f873225858b9d2d62a65a329da6dfa0d30 (patch) | |
| tree | baaf76ab7d3d3bc27bfcf9bcc5096b7320089678 /src/strstreamone.c | |
| parent | 59d6b220c2a5dd7bae81404f1cf4a5e6aa0089c3 (diff) | |
check argc
Diffstat (limited to 'src/strstreamone.c')
| -rw-r--r-- | src/strstreamone.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/src/strstreamone.c b/src/strstreamone.c index 68da309..000fa64 100644 --- a/src/strstreamone.c +++ b/src/strstreamone.c @@ -16,7 +16,11 @@ int main(int argc, char **argv){ unsigned long long cpy_size = 0; // get max argument length - int save_size = strlen(argv[1]); + if(argc < 2) { + printf("please supply a string to search for in stdin\n"); + exit("EXIT_FAILURE"); + } + unsigned int save_size = strlen(argv[1]); cpy = save_size - 1; cpy_size = BUFSIZ - cpy; |