hotfix of idxoftag - dwm - dynamic window manager
 (HTM) git clone https://git.parazyd.org/dwm
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       ---
 (DIR) commit 2c2063bc751d2b0db815c26734f186e64f0b9c12
 (DIR) parent e6ede461a97fccf00411d581cdd93158b73cd97d
 (HTM) Author: anselm@anselm1 <unknown>
       Date:   Sat, 22 Mar 2008 16:53:37 +0000
       
       hotfix of idxoftag
       Diffstat:
         M dwm.c                               |       4 ++--
       
       1 file changed, 2 insertions(+), 2 deletions(-)
       ---
 (DIR) diff --git a/dwm.c b/dwm.c
       @@ -259,7 +259,7 @@ applyrules(Client *c) {
                XGetClassHint(dpy, c->win, &ch);
                for(i = 0; i < LENGTH(rules); i++) {
                        r = &rules[i];
       -                if(r->title && strstr(c->name, r->title)
       +                if((r->title && strstr(c->name, r->title))
                        || (ch.res_class && r->class && strstr(ch.res_class, r->class))
                        || (ch.res_name && r->instance && strstr(ch.res_name, r->instance)))
                        {
       @@ -860,7 +860,7 @@ unsigned int
        idxoftag(const char *t) {
                unsigned int i;
        
       -        for(i = 0; (i < LENGTH(tags)) && strcmp(tags[i], t); i++);
       +        for(i = 0; (i < LENGTH(tags)) && t && strcmp(tags[i], t); i++);
                return (i < LENGTH(tags)) ? i : 0;
        }