Fix --enable-jit=auto for out-of-tree builds.

git-svn-id: svn://vcs.exim.org/pcre/code/trunk@1750 2f5784b3-3f2a-0410-8824-cb99058d5e15

2 files changed, 14 insertions, 3 deletions

diff --git a/ChangeLog b/ChangeLog
index e4d2d9f..4cae656 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -5,6 +5,14 @@ Note that the PCRE 8.xx series (PCRE1) is now in a bugfix-only state. All
 development is happening in the PCRE2 10.xx series.
 
 
+Version 8.44-RC1 01 March-2019
+------------------------------
+
+1. Setting --enable-jit=auto for an out-of-tree build failed because the
+source directory wasn't in the search path for AC_TRY_COMPILE always. Patch 
+from Ross Burton.
+
+
 Version 8.43 23-February-2019
 -----------------------------
 
diff --git a/configure.ac b/configure.ac
index d2e5236..8a82cf1 100644
--- a/configure.ac
+++ b/configure.ac
@@ -9,9 +9,9 @@ dnl The PCRE_PRERELEASE feature is for identifying release candidates. It might
 dnl be defined as -RC2, for example. For real releases, it should be empty.
 
 m4_define(pcre_major, [8])
-m4_define(pcre_minor, [43])
-m4_define(pcre_prerelease, [])
-m4_define(pcre_date, [2019-02-23])
+m4_define(pcre_minor, [44])
+m4_define(pcre_prerelease, [-RC1])
+m4_define(pcre_date, [2019-03-01])
 
 # NOTE: The CMakeLists.txt file searches for the above variables in the first
 # 50 lines of this file. Please update that if the variables above are moved.
@@ -159,12 +159,15 @@ AC_ARG_ENABLE(jit,
 
 if test "$enable_jit" = "auto"; then
   AC_LANG(C)
+  SAVE_CPPFLAGS=$CPPFLAGS
+  CPPFLAGS=-I$srcdir
   AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
   #define SLJIT_CONFIG_AUTO 1
   #include "sljit/sljitConfigInternal.h"
   #if (defined SLJIT_CONFIG_UNSUPPORTED && SLJIT_CONFIG_UNSUPPORTED)
   #error unsupported
   #endif]])], enable_jit=yes, enable_jit=no)
+  CPPFLAGS=$SAVE_CPPFLAGS
 fi
 
 # Handle --disable-pcregrep-jit (enabled by default)