Readding the spawn compatibility to use it in config.h. Thanks to Chris Hall. - tabbed - my small fork of tabbed
  HTML git clone https://git.drkhsh.at/tabbed.git
   DIR Log
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       ---
   DIR commit ce9b82147dbd347816f25d16d64748cbcb8f549b
   DIR parent 4c1101a4f6b8a584d335f28594fcc449886642f4
  HTML Author: Christoph Lohmann <20h@r-36.net>
       Date:   Mon, 20 Aug 2012 09:02:56 +0200
       
       Readding the spawn compatibility to use it in config.h. Thanks to Chris Hall.
       Diffstat:
         M tabbed.c                            |       9 +++++++--
       
       1 file changed, 7 insertions(+), 2 deletions(-)
       ---
   DIR diff --git a/tabbed.c b/tabbed.c
       @@ -784,8 +784,13 @@ spawn(const Arg *arg) {
                        if(dpy)
                                close(ConnectionNumber(dpy));
                        setsid();
       -                execvp(cmd[0], cmd);
       -                fprintf(stderr, "tabbed: execvp %s", cmd[0]);
       +                if(arg && arg->v) {
       +                        execvp(((char **)arg->v)[0], (char **)argv->v);
       +                        fprintf(stderr, "tabbed: execvp %s", ((char **)arg->v)[0]);
       +                } else {
       +                        execvp(cmd[0], cmd);
       +                        fprintf(stderr, "tabbed: execvp %s", cmd[0]);
       +                }
                        perror(" failed");
                        exit(0);
                }