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	tAdd xstrdup function - st - [fork] customized build of st, the simple terminal
	git clone git://src.adamsgaard.dk/st
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	---
	commit cdb3b1892af40110660da8c3f6fc06b1b054fd12
	parent 315b7ee9ce13603339104cab0402d7d6c10e92b8
	Author: Roberto E. Vargas Caballero <[email protected]>
	Date: Sat, 1 Feb 2014 11:12:47 +0100

	Add xstrdup function

	Since we are using xmalloc, xrealloc ..., then it is not logical
	call directly to strdup.

	Signed-off-by: Roberto E. Vargas Caballero <[email protected]>

	Diffstat:
	M st.c \| 13 ++++++++++++-

	1 file changed, 12 insertions(+), 1 deletion(-)
	---
	diff --git a/st.c b/st.c
	t@@ -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 char xstrdup(char s);

	static void (handler[LASTEvent])(XEvent ) = {
	[KeyPress] = kpress,
	t@@ -529,6 +530,16 @@ xrealloc(void *p, size_t len) {
	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;
	t@@ -3789,7 +3800,7 @@ main(int argc, char *argv[]) {
	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);
	}
	}