use SHELL as default shell.

diff --git a/st.c b/st.c
index baea2bc..741e680 100644 (file)
--- a/st.c
+++ b/st.c
@@ -709,7 +709,7 @@ execsh(void) {
        char **args;
        char *envshell = getenv("SHELL");
 
-       DEFAULT(envshell, "sh");
+       DEFAULT(envshell, SHELL);
        putenv("TERM="TNAME);
        args = opt_cmd ? opt_cmd : (char*[]){envshell, "-i", NULL};
        execvp(args[0], args);