Add infrastructure for building shared library on OS X.

This patch adds a configure check for OS X (actually Darwin),
and sets up the Makefiles to build a proper shared library on
that platform.

Signed-off-by: Aaron Ecay <aaronecay@gmail.com>

1 files changed, 13 insertions, 0 deletions

diff --git a/configure b/configure
index 90a399ca..8af3dc9e 100755
--- a/configure
+++ b/configure
@@ -234,6 +234,15 @@ else
     have_emacs=0
 fi
 
+printf "Checking for Mac OS X (for shared library)... "
+if [ `uname` = "Darwin" ] ; then
+    printf "Yes.\n"
+    mac_os_x=1
+else
+    printf "No.\n"
+    mac_os_x=0
+fi
+
 if [ $errors -gt 0 ]; then
     cat <<EOF
 
@@ -399,6 +408,10 @@ HAVE_GETLINE = ${have_getline}
 # build its own version)
 HAVE_STRCASESTR = ${have_strcasestr}
 
+# Whether we are building on OS X.  This will affect how we build the
+# shared library.
+MAC_OS_X = ${mac_os_x}
+
 # Flags needed to compile and link against Xapian
 XAPIAN_CXXFLAGS = ${xapian_cxxflags}
 XAPIAN_LDFLAGS = ${xapian_ldflags}