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Diffstat (limited to 'dwm.c')
-rw-r--r--dwm.c25
1 files changed, 15 insertions, 10 deletions
diff --git a/dwm.c b/dwm.c
index 8da3b6f..1529372 100644
--- a/dwm.c
+++ b/dwm.c
@@ -1287,6 +1287,7 @@ restack(void) {
void
run(void) {
char *p;
+ char buf[sizeof stext];
fd_set rd;
int r, xfd;
unsigned int len, offset;
@@ -1298,7 +1299,7 @@ run(void) {
readin = True;
offset = 0;
len = sizeof stext - 1;
- stext[len] = '\0'; /* 0-terminator is never touched */
+ buf[len] = stext[len] = '\0'; /* 0-terminator is never touched */
while(running) {
FD_ZERO(&rd);
if(readin)
@@ -1310,7 +1311,7 @@ run(void) {
eprint("select failed\n");
}
if(FD_ISSET(STDIN_FILENO, &rd)) {
- switch((r = read(STDIN_FILENO, stext + offset, len - offset))) {
+ switch((r = read(STDIN_FILENO, buf + offset, len - offset))) {
case -1:
strncpy(stext, strerror(errno), len);
readin = False;
@@ -1320,14 +1321,18 @@ run(void) {
readin = False;
break;
default:
- stext[offset + r] = '\0';
- for(p = stext; *p && *p != '\n'; p++);
- if(*p == '\n') {
- *p = '\0';
- offset = 0;
- }
- else
- offset = (offset + r < len - 1) ? offset + r : 0;
+ for(p = buf + offset; r > 0; p++, r--, offset++)
+ if(*p == '\n' || *p == '\0') {
+ *p = '\0';
+ strncpy(stext, buf, len);
+ p += r - 1; /* p is buf + offset + r - 1 */
+ for(r = 0; *(p - r) && *(p - r) != '\n'; r++);
+ offset = r;
+ if(r)
+ memmove(buf, p - r + 1, r);
+ break;
+ }
+ break;
}
drawbar();
}