From: Junio C Hamano <gitster@pobox.com>
Date: Mon, 29 Jun 2015 21:25:11 +0000 (-0700)
Subject: Meta/Make: optionally use ramdisk while running tests
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=3135db2b4e7cf18d4aaff0bc3f9e6a5697fe071d;p=thirdparty%2Fgit.git

Meta/Make: optionally use ramdisk while running tests
---

diff --git a/Make b/Make
index 0272b9787b..fbdc6bfd9b 100755
--- a/Make
+++ b/Make
@@ -111,6 +111,7 @@ case "$NO_PEDANTIC" in
 	;;
 esac
 
+testpen=
 while case $# in 0) break ;; esac
 do 
 	case "$1" in
@@ -129,6 +130,12 @@ do
 	-loose | --loose)
 		PEDANT= Wall=
 		;;
+	--memtrash)
+		testpen=testpen.$$
+		;;
+	--memtrash=*)
+		testpen=testpen.${1#--memtrash=}
+		;;
 	--locale=*)
 		LANG=${1#*=}
 		;;
@@ -158,6 +165,23 @@ do
 	esac
 	shift
 done
+
+if test -n "$testpen"
+then
+	for TRASH in /dev/shm /tmp ""
+	do
+		if test -n "$TRASH" &&
+		   mkdir -p "$TRASH/$testpen" 2>/dev/null &&
+		   test -w "$TRASH/$testpen"
+		then
+			TRASH="--root=$(cd "$TRASH/$testpen" && /bin/pwd)"
+			break
+		fi
+	done
+	GIT_TEST_OPTS="$TRASH${GIT_TEST_OPTS+" $GIT_TEST_OPTS"}"
+	export GIT_TEST_OPTS
+fi
+
 O="${PEDANT}${PEDANT:+ }$O"
 
 test -f /bin/dash || with_dash=