# HG changeset patch
# User David Grundberg <individ@acc.umu.se>
# Date 1250608983 14400
# Node ID 41a74dcd14dfe9929c6cc57dd8f4cb728c53ba77
# Parent  d0239bddf621984fbb94fb4d0fb84679085848d6
Clear QHULL_LIBS etc on errors. Interpret --without-qhull etc correctly.

diff -r d0239bddf621 -r 41a74dcd14df ChangeLog
--- a/ChangeLog	Mon Aug 17 19:52:18 2009 -0400
+++ b/ChangeLog	Tue Aug 18 11:23:03 2009 -0400
@@ -1,3 +1,8 @@
+2009-08-18  David Grundberg  <individ@acc.umu.se>
+
+	* aclocal.m4 (OCTAVE_CHECK_LIBRARY): Clear QHULL_LIBS etc on
+	errors. Interpret --without-qhull etc correctly.
+
 2009-08-17  John W. Eaton  <jwe@octave.org>
 
 	* mkoctfile.in, mkoctfile.cc.in (FFTW3_LDFLAGS, FFTW3_LIBS,
diff -r d0239bddf621 -r 41a74dcd14df aclocal.m4
--- a/aclocal.m4	Mon Aug 17 19:52:18 2009 -0400
+++ b/aclocal.m4	Tue Aug 18 11:23:03 2009 -0400
@@ -449,6 +449,9 @@
 
   m4_toupper([$1])_LIBS=
   case $with_$1 in
+    no)
+      m4_toupper([$1])_LIBS=
+    ;;
     yes | "")
       m4_toupper([$1])_LIBS="-l$1"
     ;;
@@ -474,7 +477,7 @@
       octave_$1_ok=no
       AC_MSG_CHECKING([for $5 in $m4_toupper([$1])_LIBS])
       AC_LINK_IFELSE([AC_LANG_CALL([], [$5])],
-	[octave_$1_ok=yes], [m4_toupper([$1])_LIBS=""])
+	[octave_$1_ok=yes])
       AC_MSG_RESULT($octave_$1_ok)
       if test $octave_$1_ok = yes; then
 	m4_ifblank([$8], [
@@ -492,6 +495,7 @@
   AC_SUBST([TEXINFO_]m4_toupper([$1]))
   if test -n "$warn_$1"; then
     AC_MSG_WARN($warn_$1)
+    m4_toupper([$1])_LIBS=
   fi
 ])
 dnl