bash_prompt: minor refactoring

Remove external `if`.

diff --git a/admin/prog/bash_prompt b/admin/prog/bash_prompt
index aedf458e7b192eb600b5774c0d843fefb1e1cc9b..b89d340e23b72eef93aadd2fe33bf6ea2fe38304 100644 (file)
--- a/admin/prog/bash_prompt
+++ b/admin/prog/bash_prompt
@@ -75,13 +75,11 @@ prompt_git() {
             set -- `git rev-list --count --left-right @{u}...HEAD`
             left=$1
             right=$2
-            if [ "$left" -gt 0 -o "$right" -gt 0 ]; then
-                if [ "$left" -gt 0 ]; then
-                    s="$s-$left"
-                fi
-                if [ "$right" -gt 0 ]; then
-                    s="$s+$right"
-                fi
+            if [ "$left" -gt 0 ]; then
+                s="$s-$left"
+            fi
+            if [ "$right" -gt 0 ]; then
+                s="$s+$right"
             fi
         fi