fix crash when XOpenIM returns NULL

for example when IME variables are set, but the program is not started (yet).

1 files changed, 11 insertions, 2 deletions

diff --git a/dmenu.c b/dmenu.c
index f803149..ae56f4f 100644
--- a/dmenu.c
+++ b/dmenu.c
@@ -664,8 +664,17 @@ setup(void)
                             CWOverrideRedirect | CWBackPixel | CWEventMask, &swa);
         XSetClassHint(dpy, win, &ch);
 
-        /* open input methods */
-        xim = XOpenIM(dpy, NULL, NULL, NULL);
+
+        /* input methods */
+        if ((xim = XOpenIM(dpy, NULL, NULL, NULL)) == NULL) {
+                XSetLocaleModifiers("@im=local");
+                if ((xim = XOpenIM(dpy, NULL, NULL, NULL)) == NULL) {
+                        XSetLocaleModifiers("@im=");
+                        if ((xim = XOpenIM(dpy, NULL, NULL, NULL)) == NULL)
+                                die("XOpenIM failed. Could not open input device.\n");
+                }
+        }
+
         xic = XCreateIC(xim, XNInputStyle, XIMPreeditNothing | XIMStatusNothing,
                         XNClientWindow, win, XNFocusWindow, win, NULL);