[vte] [vteapp] Prefer $SHELL to /bin/sh

[Behdad Esfahbod <behdad src gnome org>]

commit f97b8b8a41a5ace2995cc663dba624a82ce65670
Author: Behdad Esfahbod <behdad behdad org>
Date:   Fri Oct 1 16:01:20 2010 -0400

    [vteapp] Prefer $SHELL to /bin/sh

 src/vteapp.c |    7 +++++--
 1 files changed, 5 insertions(+), 2 deletions(-)
---
diff --git a/src/vteapp.c b/src/vteapp.c
index cf248c9..0718fd4 100644
--- a/src/vteapp.c
+++ b/src/vteapp.c
@@ -994,8 +994,11 @@ main(int argc, char **argv)
 			_VTE_DEBUG_IF(VTE_DEBUG_MISC)
 				vte_terminal_feed(terminal, message, -1);
 
-                        if (command == NULL)
-                                command = "/bin/sh"; // FIXMEchpe
+                        if (command == NULL || *command == '\0')
+                                command = g_getenv ("SHELL");
+
+                        if (command == NULL || *command == '\0')
+                                command = "/bin/sh";
 
                         if (command != NULL) {
                                 if (!g_shell_parse_argv(command, &command_argc, &command_argv, &err) ||