[PATCH 2/6] config-sh: find and verify utils
Add config.sh which searches for gnu versions of 'cp' 'stat' 'date' and 'xargs'.
Signed-off-by: Bryan Larsen <bryan.larsen@gmail.com>
---
config.sh | 65 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
1 files changed, 65 insertions(+), 0 deletions(-)
diff --git a/config.sh b/config.sh
new file mode 100755
--- /dev/null
+++ b/config.sh
@@ -0,0 +1,65 @@
+#!/bin/sh
+#
+# Search for gnu utils.
+# Copyright (c) Bryan Larsen, 2005
+#
+# cogito and git-*-script rely on gnu versions of
+# cp, date, xargs and stat. Look for them and
+# ensure they're gnu.
+#
+
+set -e
+
+if which gdate > /dev/null ; then
+ DATE=gdate ;
+else
+ DATE=date ;
+fi ;
+
+# you don't actually have to have gnu date, it just works better.
+
+if which gcp > /dev/null ; then
+ CP=gcp ;
+else
+ CP=cp ;
+fi ;
+
+if $CP -a config.sh cp-test-dummy ; then
+ rm cp-test-dummy ;
+else
+ echo 'You must have gnu cp installed';
+ exit 1;
+fi ;
+
+if which gnuxargs > /dev/null ; then
+ XARGS=gnuxargs ;
+else
+ XARGS=xargs ;
+fi ;
+
+if ! ( echo | $XARGS -r ) ; then
+ echo 'You must have gnu xargs installed';
+ exit 1;
+fi ;
+
+if which gstat > /dev/null ; then
+ STAT=gstat ;
+else
+ STAT=stat ;
+fi ;
+
+if ! ($STAT -c '%s' config.sh > /dev/null ) ; then
+ if which awk > /dev/null ; then
+ STAT=dont_have_stat ;
+ else
+ echo 'You must have awk or gnu stat installed.';
+ exit 1;
+ fi
+fi ;
+
+echo CP=$CP > config
+echo XARGS=$XARGS >> config
+echo DATE=$DATE >> config
+echo STAT=$STAT >> config
+
+set +e
Bryan Larsen <bryanlarsen@yahoo.com>