git-gui: check whether systems nice command works or disable it

[git.git] / git-gui.sh

diff --git a/git-gui.sh b/git-gui.sh
index 85fbc021fe93071c014677a509e183dcec699985..549f59ba73c1496dde635d6f4035a3678ba7bcdf 100755 (executable)
--- a/git-gui.sh
+++ b/git-gui.sh
@@ -388,6 +388,9 @@ proc _lappend_nice {cmd_var} {
 
        if {![info exists _nice]} {
                set _nice [_which nice]
+               if {[catch {exec $_nice git version}]} {
+                       set _nice {}
+               }
        }
        if {$_nice ne {}} {
                lappend cmd $_nice