X-Git-Url: https://git.distorted.org.uk/~mdw/runlisp/blobdiff_plain/0bef29cbe2f62ebe6b69faffc29c0634a21b814e..195ca0c9e52e2c10b7fa0db5981046eea2cde83d:/m4/mdw-dir-texmf.m4

diff --git a/m4/mdw-dir-texmf.m4 b/m4/mdw-dir-texmf.m4
index e2bfd45..ff9314c 100644
--- a/m4/mdw-dir-texmf.m4
+++ b/m4/mdw-dir-texmf.m4
@@ -49,20 +49,25 @@ dnl -*-autoconf-*-
 ###   exception to the GPL to apply to your modified version as well.
 
 # serial 1
-AC_DEFUN([mdw_DIR_TEXMF], [
+AC_DEFUN([mdw_DIR_TEXMF],[
 AC_ARG_WITH([texmfdir],
-[  --with-texmfdir=DIR     set the TeX install directory to DIR],
-[texmfdir=$withval],
-[AC_MSG_CHECKING([where to put installed TeX files])
-mdw_DEFINE_PATHS([
-texmfdir='${datadir}/texmf'
-for d in \
-  '${datadir}/texmf' '${prefix}/lib/texmf' \
-  '${prefix}/texmf' '${libdir}/lib/texmf'; do
-  if test -d "mdw_PATH([$d])"; then
-    texmfdir=$d
-    break
-  fi
-done
-AC_MSG_RESULT([$texmfdir])])])
+[AS_HELP_STRING([--with-texmfdir=DIR],
+		[set the TeX install directory to DIR])],
+[texmfdir=$withval], [texmfdir=guess])
+case $texmfdir in
+  guess)
+    AC_MSG_CHECKING([where to put installed TeX files])
+    mdw_DEFINE_PATHS([
+      texmfdir='${datadir}/texmf'
+      for d in \
+	'${datadir}/texmf' '${prefix}/lib/texmf' \
+	'${prefix}/texmf' '${libdir}/lib/texmf'; do
+	if test -d "mdw_PATH([$d])"; then
+	  texmfdir=$d
+	  break
+	fi
+      done])
+    AC_MSG_RESULT([$texmfdir])
+    ;;
+esac
 AC_SUBST(texmfdir)])