aboutsummaryrefslogtreecommitdiff
path: root/dwmblocks.c
diff options
context:
space:
mode:
authorIvan Mikhnovich <ivan.mikhnovich@gmail.com>2021-05-23 19:24:42 +0300
committerIvan Mikhnovich <ivan.mikhnovich@gmail.com>2021-05-23 19:24:42 +0300
commit0c268f5fc93fe3e96c543b771a5d6070d4c55985 (patch)
tree3423050eff8dda91c92aeeaf0c88ddba5b652e36 /dwmblocks.c
parent78925115014bea2f4ead26f0dd7f833ff301ad11 (diff)
downloaddwmblocks-0c268f5fc93fe3e96c543b771a5d6070d4c55985.tar.gz
dwmblocks-0c268f5fc93fe3e96c543b771a5d6070d4c55985.tar.bz2
dwmblocks-0c268f5fc93fe3e96c543b771a5d6070d4c55985.zip
Replace bughy implementation of function 'remove_all()'.
Counterexample for old implementation: char str[] = "aaa"; remove_all(str, 'a'); printf("%s\n", str); // displays "a" if we're lucky, //or crashes if we're not.
Diffstat (limited to 'dwmblocks.c')
-rw-r--r--dwmblocks.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/dwmblocks.c b/dwmblocks.c
index 18f58fb..563a07e 100644
--- a/dwmblocks.c
+++ b/dwmblocks.c
@@ -51,13 +51,13 @@ void remove_all(char *str, char to_remove) {
char *read = str;
char *write = str;
while (*read) {
- if (*read == to_remove) {
- read++;
+ if (*read != to_remove) {
*write = *read;
+ ++write;
}
- read++;
- write++;
+ ++read;
}
+ *write = '\0';
}
//opens process *cmd and stores output in *output