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Fix segmentation fault in strhandle()
authorRoberto E. Vargas Caballero <[email protected]>
Thu, 23 Apr 2015 15:55:41 +0000 (17:55 +0200)
committerRoberto E. Vargas Caballero <[email protected]>
Thu, 23 Apr 2015 15:59:10 +0000 (17:59 +0200)
We cannot pass strescseq.args[0] to atoi when nargs is zero,
because in this case it will be null.

st.c diff | blob | history

diff --git a/st.c b/st.c
index 5e92db2..f9aba90 100644 (file)
--- a/st.c
+++ b/st.c
@@ -2268,8 +2268,7 @@ strhandle(void) {
 
        term.esc &= ~(ESC_STR_END|ESC_STR);
        strparse();
 
        term.esc &= ~(ESC_STR_END|ESC_STR);
        strparse();
-       narg = strescseq.narg;
-       par = atoi(strescseq.args[0]);
+       par = (narg = strescseq.narg) ? atoi(strescseq.args[0]) : 0;
 
        switch(strescseq.type) {
        case ']': /* OSC -- Operating System Command */
 
        switch(strescseq.type) {
        case ']': /* OSC -- Operating System Command */