From: Francois Fleuret <francois@fleuret.org>
Date: Tue, 31 Jan 2012 07:11:32 +0000 (+0100)
Subject: Unset PHO_NOTE_x variables when possible.
X-Git-Url: https://fleuret.org/cgi-bin/gitweb/gitweb.cgi?p=scripts.git;a=commitdiff_plain;h=0fb8308d2117d02eedcd003721606dea8bb796dc

Unset PHO_NOTE_x variables when possible.
---

diff --git a/bashrc b/bashrc
index d84d7c9..f3d033a 100644
--- a/bashrc
+++ b/bashrc
@@ -292,15 +292,20 @@ function map () {
 ## variables
 
 function pho () {
-    PHO_BIN=$(which pho)
     TEMP=$(mktemp /tmp/pho.XXXXXXX)
-    ${PHO_BIN} "$@" | tee ${TEMP}
+    $(which pho) "$@" | tee ${TEMP}
     PHO_NOTE_1=$(grep ^"Note 1: " ${TEMP} | sed -e "s/^[^:]*: //")
     PHO_NOTE_2=$(grep ^"Note 2: " ${TEMP} | sed -e "s/^[^:]*: //")
     PHO_NOTE_3=$(grep ^"Note 3: " ${TEMP} | sed -e "s/^[^:]*: //")
     PHO_NOTE_R90=$(grep ^"Rotate 90 \(CW\): " ${TEMP} | sed -e "s/^[^:]*: //")
     PHO_NOTE_R180=$(grep ^"Rotate 180: " ${TEMP} | sed -e "s/^[^:]*: //")
     PHO_NOTE_R270=$(grep ^"Rotate -90 \(CCW\): " ${TEMP} | sed -e "s/^[^:]*: //")
+    [[ "${PHO_NOTE_1}" ]] || unset PHO_NOTE_1
+    [[ "${PHO_NOTE_2}" ]] || unset PHO_NOTE_2
+    [[ "${PHO_NOTE_3}" ]] || unset PHO_NOTE_3
+    [[ "${PHO_NOTE_R90}" ]] || unset PHO_NOTE_R90
+    [[ "${PHO_NOTE_R180}" ]] || unset PHO_NOTE_R180
+    [[ "${PHO_NOTE_R270}" ]] || unset PHO_NOTE_R270
     \rm ${TEMP}
 }