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authorLars Henriksen <LarsHenriksen@get2net.dk>2018-05-28 13:58:40 +0200
committerLukas Fleischer <lfleischer@calcurse.org>2018-05-28 17:31:06 +0200
commitd5961baa13127cc4b02a5e88bb11dc7c8e47d3a8 (patch)
treedb663fc94e61168b3dad646be26d4a1bc1aa4b11 /src/config.c
parent407d5abd231eeedb9bfdc5e81b9ef7030bb05325 (diff)
downloadcalcurse-d5961baa13127cc4b02a5e88bb11dc7c8e47d3a8.tar.gz
calcurse-d5961baa13127cc4b02a5e88bb11dc7c8e47d3a8.zip
Check for empty string in config_parse_int()
Signed-off-by: Lukas Fleischer <lfleischer@calcurse.org>
Diffstat (limited to 'src/config.c')
-rw-r--r--src/config.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/src/config.c b/src/config.c
index 8dbfa31..ff66fce 100644
--- a/src/config.c
+++ b/src/config.c
@@ -151,12 +151,15 @@ static int config_parse_unsigned(unsigned *dest, const char *val)
static int config_parse_int(int *dest, const char *val)
{
- if ((*val == '+' || *val == '-' || isdigit(*val))
- && is_all_digit(val + 1))
+ char *cp = (char *)val;
+
+ if (*val == '+' || *val == '-')
+ cp++;
+ /* Test for empty string before checking for digits only. */
+ if (*cp && is_all_digit(cp))
*dest = atoi(val);
else
return 0;
-
return 1;
}