tex: ignore empty search keywords in ex_kwdset() - neatvi - [fork] simple vi-type editor with UTF-8 support
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       ---
 (DIR) commit 849e2276726b60138737f4fbf260ed3e04f5965b
 (DIR) parent ab0d1b332d907cd6e7b31089fc689d32377c3485
 (HTM) Author: Ali Gholami Rudi <ali@rudi.ir>
       Date:   Thu, 17 Mar 2016 15:31:33 +0330
       
       ex: ignore empty search keywords in ex_kwdset()
       
       Diffstat:
         M ex.c                                |       6 ++++--
       
       1 file changed, 4 insertions(+), 2 deletions(-)
       ---
 (DIR) diff --git a/ex.c b/ex.c
       t@@ -204,8 +204,10 @@ int ex_kwd(char **kwd, int *dir)
        /* set the previous search keyword */
        void ex_kwdset(char *kwd, int dir)
        {
       -        snprintf(xkwd, sizeof(xkwd), "%s", kwd);
       -        reg_put('/', kwd, 0);
       +        if (kwd) {
       +                snprintf(xkwd, sizeof(xkwd), "%s", kwd);
       +                reg_put('/', kwd, 0);
       +        }
                xkwddir = dir;
        }