From 879f22e8cc5ac396dc7037212c15f7bec0eba17b Mon Sep 17 00:00:00 2001 From: bpc2003 Date: Fri, 14 Mar 2025 14:55:08 -0400 Subject: Update README.md --- src/main.c | 11 ++++++++--- 1 file changed, 8 insertions(+), 3 deletions(-) (limited to 'src') diff --git a/src/main.c b/src/main.c index 040f8e2..9b7de68 100644 --- a/src/main.c +++ b/src/main.c @@ -12,9 +12,13 @@ void delkeys(struct keytablist *list, int id, char **keys, int klen); int main(int argc, char **argv) { - if (argc != 2) + if (argc > 2) { + printf("usage: %s [db file]\n", argv[0]); exit(1); - char *filename = argv[1]; + } + char *filename = NULL; + if (argc == 2) + filename = argv[1]; struct keytablist *list = readdb(filename); char *cmd = calloc(1024, sizeof(char)); @@ -62,7 +66,8 @@ int main(int argc, char **argv) } free(cmd); - writedb(filename, list); + if (filename != NULL) + writedb(filename, list); for (int i = 0; i < list[0].len; ++i) { int *indexes = getkeys(list, i); for (int j = 0; indexes[j]; ++j) -- cgit v1.2.3