X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=config%2Flyxinclude.m4;h=2f937339b2dc6c75cbc6b1a52b46dfdcda261af7;hb=7ecfcc91089b878cf364cafa2c9615151fb63b6c;hp=4eb93d755b4b0a6095fc36f5cf10406265494660;hpb=c534500a9b337f23dbf9304f0d80d5c5de0bbcb6;p=lyx.git

diff --git a/config/lyxinclude.m4 b/config/lyxinclude.m4
index 4eb93d755b..2f937339b2 100644
--- a/config/lyxinclude.m4
+++ b/config/lyxinclude.m4
@@ -156,6 +156,7 @@ fi
 AC_MSG_RESULT($CXX)
 
 AC_PROG_CXX
+AC_PROG_CXXCPP
 
 ### We might want to get or shut warnings.
 AC_ARG_ENABLE(warnings,
@@ -215,7 +216,7 @@ esac
 
 AC_ARG_ENABLE(pch,
   AC_HELP_STRING([--enable-pch],[enable precompiled headers]),,
-	enable_pch=yes;)
+	enable_pch=no;)
 lyx_pch_comp=no
 
 # set the compiler options correctly.
@@ -714,3 +715,20 @@ do
        break],
       [AC_MSG_RESULT(no)])
 done])
+
+dnl Extract the single digits from PACKAGE_VERSION and make them available.
+dnl Defines LYX_MAJOR_VERSION, LYX_MINOR_VERSION, LYX_RELEASE_LEVEL, and
+dnl LYX_RELEASE_PATCH, the latter being possibly equal to 0.
+AC_DEFUN([LYX_SET_VERSION_INFO],
+[lyx_major=`echo $PACKAGE_VERSION | sed -e 's/[[.]].*//'`
+ lyx_patch=`echo $PACKAGE_VERSION | sed -e "s/^$lyx_major//" -e 's/^.//'`
+ lyx_minor=`echo $lyx_patch | sed -e 's/[[.]].*//'`
+ lyx_patch=`echo $lyx_patch | sed -e "s/^$lyx_minor//" -e 's/^.//'`
+ lyx_release=`echo $lyx_patch | sed -e 's/[[^0-9]].*//'`
+ lyx_patch=`echo $lyx_patch | sed -e "s/^$lyx_release//" -e 's/^[[.]]//' -e 's/[[^0-9]].*//'`
+ test "x$lyx_patch" = "x" && lyx_patch=0
+ AC_SUBST(LYX_MAJOR_VERSION,$lyx_major)
+ AC_SUBST(LYX_MINOR_VERSION,$lyx_minor)
+ AC_SUBST(LYX_RELEASE_LEVEL,$lyx_release)
+ AC_SUBST(LYX_RELEASE_PATCH,$lyx_patch)
+])