From ee8ee6381c004f9d5a22b615a51c40f9547be390 Mon Sep 17 00:00:00 2001
From: George Danchev <danchev@spnet.net>
Date: Sat, 21 Apr 2012 16:17:30 +0000
Subject: [PATCH] check for existance of the file(1) utility; might not be
 found in lean chroots

---
 releng/auto_isocontent | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/releng/auto_isocontent b/releng/auto_isocontent
index af1f4c62..b708d40a 100755
--- a/releng/auto_isocontent
+++ b/releng/auto_isocontent
@@ -81,10 +81,17 @@ ln "$on_disk"/file_2 "$on_disk"/file_2_link_a || exit 1
 # trivial ISO 9660 image validation routine
 is_valid_iso9660() {
  ISOfile="$1"
+ if ! which file >/dev/null 2>&1; then
+   printf "\nFAIL : ${SELF}: Not found: file. Please install the file(1) utility.\n"
+   failure=1
+   return
+ fi
  if [ ! -f ${ISOfile} ]; then
    failure=1
    printf "\nFAIL : ${SELF} : Not found: ${ISOfile}\n"
+   return
  fi
+
  file ${ISOfile}
  if file ${ISOfile} | grep  "ISO *9660" >/dev/null 2>&1; then
    printf "\n${SELF}: Resulting ${ISOfile} OK. Looks like ISO 9660 filesystem.\n"