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area_add: Use str directly 

I don't why p was used, if there was a reason, please don't merge.
This commit is contained in:
Otto Modinos 2015-01-16 01:41:56 +02:00
parent 3483f1b083
commit bb466a8c16
1 changed files with 7 additions and 8 deletions
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15
bar.c
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@ -251,13 +251,12 @@ area_shift (xcb_window_t win, const int align, int delta)
bool
area_add (char *str, const char *optend, char **end, monitor_t *mon, const int x, const int align, const int button)
{
char *p = str;
char *trail;
area_t *a;
// A wild close area tag appeared!
if (*p != ':') {
*end = p;
if (*str != ':') {
*end = str;
/* Find most recent unclosed area. */
int i;
@ -297,19 +296,19 @@ area_add (char *str, const char *optend, char **end, monitor_t *mon, const int x
a = &astack.slot[astack.pos++];
// Found the closing : and check if it's just an escaped one
for (trail = strchr(++p, ':'); trail && trail[-1] == '\\'; trail = strchr(trail + 1, ':'))
for (trail = strchr(++str, ':'); trail && trail[-1] == '\\'; trail = strchr(trail + 1, ':'))
;
// Find the trailing : and make sure it's within the formatting block, also reject empty commands
if (!trail || p == trail || trail > optend) {
*end = p;
if (!trail || str == trail || trail > optend) {
*end = str;
return false;
}
*trail = '\0';
// Sanitize the user command by unescaping all the :
for (char *needle = p; *needle; needle++) {
for (char *needle = str; *needle; needle++) {
int delta = trail - &needle[1];
if (needle[0] == '\\' && needle[1] == ':') {
memmove(&needle[0], &needle[1], delta);
@ -318,7 +317,7 @@ area_add (char *str, const char *optend, char **end, monitor_t *mon, const int x
}
// This is a pointer to the string buffer allocated in the main
a->cmd = p;
a->cmd = str;
a->active = true;
a->align = align;
a->begin = x;