| 1 | From 37f94f2c1d0a3cc5110b2771e02ed894522d65d3 Mon Sep 17 00:00:00 2001 |
| 2 | From: Lonny Gomes <code@lonnygomes.com> |
| 3 | Date: Wed, 18 Nov 2015 23:57:31 -0500 |
| 4 | Subject: [PATCH] Fixes #23, shows help if no filename argument is supplied |
| 5 | |
| 6 | --- |
| 7 | src/hexcurse.c | 6 +++++- |
| 8 | 1 file changed, 5 insertions(+), 1 deletion(-) |
| 9 | |
| 10 | diff --git a/src/hexcurse.c b/src/hexcurse.c |
| 11 | index 9a275ee..9342eb5 100644 |
| 12 | --- a/src/hexcurse.c |
| 13 | +++ b/src/hexcurse.c |
| 14 | @@ -217,9 +217,13 @@ off_t parseArgs(int argc, char *argv[]) |
| 15 | fpINfilename = strdup(argv[0]); |
| 16 | } |
| 17 | |
| 18 | - if (fpINfilename && strcmp(fpINfilename, "")) |
| 19 | + if (fpINfilename == NULL) { |
| 20 | + print_usage(); |
| 21 | + exit(-1); |
| 22 | + } else if (fpINfilename && strcmp(fpINfilename, "")) { |
| 23 | if ((fpIN = fopen(fpINfilename, "r")) == NULL) |
| 24 | exit_err("Could not open file"); |
| 25 | + } |
| 26 | |
| 27 | return ((fpIN != NULL) ? maxLoc(fpIN):0); /* return file length */ |
| 28 | } |