1 files changed, 43 insertions, 0 deletions
diff --git a/config.m4 b/config.m4
new file mode 100644
index 0000000..5908718
--- /dev/null
+++ b/config.m4
@@ -0,0 +1,43 @@
+dnl config.m4 for extension xdiff
+dnl adapted to use bundled copy of the library
+
+PHP_ARG_WITH(xdiff, for xdiff support,
+[  --with-xdiff             Include xdiff support])
+
+
+if test "$PHP_XDIFF" != "no"; then
+
+  dnl Checks for header files.
+  AC_STDC_HEADERS
+  AC_CHECK_HEADERS(stdio.h limits.h)
+
+  dnl Checks for typedefs, structures, and compiler characteristics.
+  AC_C_INLINE
+  AC_C_VOLATILE
+  AC_C_CONST
+  AC_C_BIGENDIAN
+
+  dnl Checks for library functions.
+  AC_CHECK_FUNCS(memset memcmp memchr memcpy strlen malloc free realloc)
+
+  LIBSRC="\
+    libxdiff/xadler32.c \
+    libxdiff/xalloc.c \
+    libxdiff/xbdiff.c \
+    libxdiff/xbpatchi.c \
+    libxdiff/xdiffi.c \
+    libxdiff/xemit.c \
+    libxdiff/xmerge3.c \
+    libxdiff/xmissing.c \
+    libxdiff/xpatchi.c \
+    libxdiff/xprepare.c \
+    libxdiff/xrabdiff.c \
+    libxdiff/xrabply.c \
+    libxdiff/xutils.c \
+    libxdiff/xversion.c \
+  "
+
+  PHP_NEW_EXTENSION(xdiff, xdiff.c $LIBSRC, $ext_shared)
+  PHP_ADD_BUILD_DIR($ext_builddir/libxdiff, 1)
+  PHP_ADD_INCLUDE([$ext_srcdir/libxdiff])
+fi