[gnome-commander] Do not execute command in commandline if it is empty

[Uwe Scholz <uwescholz src gnome org>]

commit 315ee39acd549ffb16f4407f392bc2319e1427d2
Author: Uwe Scholz <uwescholz src gnome org>
Date:   Sun Sep 10 21:32:57 2017 +0200

    Do not execute command in commandline if it is empty

 src/utils.cc |    5 ++++-
 1 files changed, 4 insertions(+), 1 deletions(-)
---
diff --git a/src/utils.cc b/src/utils.cc
index cb4319d..cba724e 100644
--- a/src/utils.cc
+++ b/src/utils.cc
@@ -89,6 +89,9 @@ void DEBUG (gchar flag, const gchar *format, ...)
  */
 void run_command_indir (const gchar *in_command, const gchar *dpath, gboolean term)
 {
+    g_return_if_fail (in_command != NULL);
+    g_return_if_fail (strlen(in_command) != 0);
+
     gchar *command;
 
     if (term)
@@ -119,7 +122,7 @@ void run_command_indir (const gchar *in_command, const gchar *dpath, gboolean te
         command = g_strdup (in_command);
 
     DEBUG ('g', "running%s: %s\n", (term?" in terminal":""), command);
- 
+
     gint argc;
     gchar **argv;
     GError *error = NULL;