Add xstrdup function

[st.git] / st.c

diff --git a/st.c b/st.c
index 37bec70..cad61bf 100644 (file)
--- a/st.c
+++ b/st.c
@@ -441,6 +441,7 @@ static int isfullutf8(char *, int);
 static ssize_t xwrite(int, char *, size_t);
 static void *xmalloc(size_t);
 static void *xrealloc(void *, size_t);
 static ssize_t xwrite(int, char *, size_t);
 static void *xmalloc(size_t);
 static void *xrealloc(void *, size_t);

+static char *xstrdup(char *s);

 
 static void (*handler[LASTEvent])(XEvent *) = {
        [KeyPress] = kpress,
 
 static void (*handler[LASTEvent])(XEvent *) = {
        [KeyPress] = kpress,


@@ -529,6 +530,16 @@ xrealloc(void *p, size_t len) {
        return p;
 }
 
        return p;
 }
 

+char *
+xstrdup(char *s) {
+       char *p = strdup(s);
+
+       if (!p)
+               die("Out of memory\n");
+
+       return p;
+}
+

 int
 utf8decode(char *s, long *u) {
        uchar c;
 int
 utf8decode(char *s, long *u) {
        uchar c;


@@ -3789,7 +3800,7 @@ main(int argc, char *argv[]) {
                if(argc > 1) {
                        opt_cmd = &argv[1];
                        if(argv[1] != NULL && opt_title == NULL) {
                if(argc > 1) {
                        opt_cmd = &argv[1];
                        if(argv[1] != NULL && opt_title == NULL) {

-                               titles = strdup(argv[1]);
+                               titles = xstrdup(argv[1]);

                                opt_title = basename(titles);
                        }
                }
                                opt_title = basename(titles);
                        }
                }