Updated configuration script and libdoxygen.pro.in to use llvm-config

This is needed on platforms like ubuntu 14.04 where several version of
clang can be installed, and the version is included in the location. The
best way is to use the llvm-config if available

1 files changed, 8 insertions, 3 deletions

diff --git a/configure b/configure
index 5c01af0..7514680 100755
--- a/configure
+++ b/configure
@@ -554,8 +554,13 @@ fi
 
 if test "$f_libclang" = YES; then
   printf "  Checking for libclang ... "
-  libclang_hdr_dir="/usr/include /usr/local/include /opt/local/include"
-  libclang_lib_dir="/usr/lib /usr/local/lib /opt/local/lib /usr/lib64/llvm /usr/lib/llvm"
+  if llvm-config --version > /dev/null 2>&1; then
+    libclang_hdr_dir=$(llvm-config --includedir)
+    libclang_lib_dir=$(llvm-config --libdir)
+  else
+    libclang_hdr_dir="/usr/include /usr/local/include /opt/local/include"
+    libclang_lib_dir="/usr/lib /usr/local/lib /opt/local/lib /usr/lib64/llvm /usr/lib/llvm"
+  fi
   if test "$f_libclangstatic" = NO; then
     libclang_lib_name="libclang.so libclang.dylib libclang.a libclang.dll.a"
   else
@@ -952,7 +957,7 @@ EOF
      #if test "$f_thread" = YES; then
      #  realopts="$realopts thread"
      #fi
-     cat $SRC .tmakeconfig | sed -e "s/\$extraopts/$realopts/g" -e "s;%%SQLITE3_INC%%;$sqlite3_hdr_dir;g" -e "s;%%SQLITE3_LIBS%%;$sqlite3_link;g" -e "s;%%LIBCLANG_LIBS%%;$libclang_link;g" >> $DST
+     cat $SRC .tmakeconfig | sed -e "s/\$extraopts/$realopts/g" -e "s;%%SQLITE3_INC%%;$sqlite3_hdr_dir;g" -e "s;%%SQLITE3_LIBS%%;$sqlite3_link;g" -e "s;%%LIBCLANG_INC%%;$libclang_hdr_dir;g" -e "s;%%LIBCLANG_LIBS%%;$libclang_link;g" >> $DST
      echo "  Created $DST from $SRC..."
 done