From: DJ Delorie <dj@redhat.com>
Date: Fri, 9 Nov 2001 02:21:21 +0000 (+0000)
Subject: * configure.in (--enable-languages): Be more permissive about
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=922b248500147ff26d37f987ec8c7ac9057edee6;p=binutils-gdb.git

* configure.in (--enable-languages): Be more permissive about
syntax.  Check for empty lists better.  Warn about $LANGUAGES.
---

diff --git a/ChangeLog b/ChangeLog
index d9c69e20b72..14573efdc15 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2001-11-08  Phil Edwards  <pedwards@disaster.jaj.com>
+
+	* configure.in (--enable-languages): Be more permissive about
+	syntax.  Check for empty lists better.  Warn about $LANGUAGES.
+
 2001-11-06  Hans-Peter Nilsson  <hp@bitrange.com>
 
 	* Makefile.in (MAKEINFO): Use "missing" for makeinfo older than 4.0.
diff --git a/configure.in b/configure.in
index 4102e594b5d..7b7e4bb73de 100644
--- a/configure.in
+++ b/configure.in
@@ -976,18 +976,24 @@ fi
 # Look if the user specified --enable-languages="..."; if not, use
 # the environment variable $LANGUAGES if defined. $LANGUAGES might
 # go away some day.
+# NB:  embedded tabs in this IF block -- do not untabify
 if test x"${enable_languages+set}" != xset; then
 	if test x"${LANGUAGES+set}" = xset; then
-		enable_languages="`echo ${LANGUAGES} | tr ' ' ','`"
+		enable_languages="${LANGUAGES}"
+		echo configure.in: warning: setting LANGUAGES is deprecated, use --enable-languages instead 1>&2
 	else
 		enable_languages=all
 	fi
 else
-	if test x"${enable_languages}" = x; then
-		echo configure.in: --enable-languages needs at least one argument 1>&2
+	if test x"${enable_languages}" = x ||
+	   test x"${enable_languages}" = xyes;
+	then
+		echo configure.in: --enable-languages needs at least one language argument 1>&2
 		exit 1
 	fi
 fi
+enable_languages=`echo "${enable_languages}" | sed -e 's/[ 	,][ 	,]*/,/g' -e 's/,$//'`
+
 subdirs=
 for lang in ${srcdir}/gcc/*/config-lang.in ..
 do