get mysql backend compiling

CMake/FindLibmysql.cmake

@@ -0,0 +1,37 @@
+#
+# $Id$
+#
+# - Find libmysql
+# Find libmysql
+#
+#  LIBMYSQL_INCLUDE_DIR - where to find mysql.h, etc.
+#  LIBMYSQL_LIBRARY     - List of libraries when using libmysql.
+#  LIBMYSQL_FOUND       - True if libmysql found.
+
+
+IF (LIBMYSQL_INCLUDE_DIR)
+  # Already in cache, be silent
+  SET(LIBMYSQL_FIND_QUIETLY TRUE)
+ENDIF ()
+
+FIND_PATH(LIBMYSQL_INCLUDE_DIR mysql.h)
+
+FIND_LIBRARY(LIBMYSQL_LIBRARY mysqlclient)
+
+# handle the QUIETLY and REQUIRED arguments and set Libmysql_FOUND to TRUE if
+# all listed variables are TRUE
+INCLUDE(FindPackageHandleStandardArgs)
+FIND_PACKAGE_HANDLE_STANDARD_ARGS(LIBMYSQL DEFAULT_MSG LIBMYSQL_LIBRARY LIBMYSQL_INCLUDE_DIR)
+
+SET(LIBMYSQL_VERSION 0)
+
+IF(LIBMYSQL_FOUND)
+  if (EXISTS "${LIBMYSQL_INCLUDE_DIR}/mysql_version.h")
+    FILE(READ "${LIBMYSQL_INCLUDE_DIR}/mysql_version.h" _MYSQL_VERSION_CONENTS)
+    STRING(REGEX REPLACE ".*#define MYSQL_SERVER_VERSION\\s+\"([0-9.]+)\".*" "\\1" LIBMYSQL_VERSION "${_MYSQL_VERSION_CONENTS}")
+  endif()
+ENDIF()
+
+SET(LIBMYSQL_VERSION ${LIBMYSQL_VERSION} CACHE STRING "Version number of libmysql")
+
+MARK_AS_ADVANCED(LIBMYSQL_LIBRARY LIBMYSQL_INCLUDE_DIR LIBMYSQL_VERSION)

mysql/CMakeLists.txt

@@ -0,0 +1,19 @@
+PROJECT(LIBGIT2-mysql C)
+CMAKE_MINIMUM_REQUIRED(VERSION 2.6)
+
+INCLUDE(../CMake/FindLibgit2.cmake)
+INCLUDE(../CMake/FindLibmysql.cmake)
+
+# Build options
+OPTION (BUILD_SHARED_LIBS "Build Shared Library (OFF for Static)" ON)
+OPTION (BUILD_TESTS "Build Tests" ON)
+
+# Build Release by default
+IF (NOT CMAKE_BUILD_TYPE)
+    SET(CMAKE_BUILD_TYPE "Release" CACHE STRING "Choose the type of build, options are: Debug Release RelWithDebInfo MinSizeRel." FORCE)
+ENDIF ()
+
+# Compile and link LIBGIT2
+INCLUDE_DIRECTORIES(${LIBGIT2_INCLUDE_DIRS} ${LIBMYSQL_INCLUDE_DIR})
+ADD_LIBRARY(git2-mysql mysql.c)
+TARGET_LINK_LIBRARIES(git2-mysql ${LIBGIT2_LIBRARIES} ${LIBMYSQL_LIBRARY})

mysql/mysql.c

@@ -23,14 +23,10 @@
  * Boston, MA 02110-1301, USA.
  */
 
-#include "common.h"
-#include "git2/object.h"
-#include "hash.h"
-#include "odb.h"
-
-#include "git2/odb_backend.h"
-
-#ifdef GIT2_MYSQL_BACKEND
+#include <assert.h>
+#include <string.h>
+#include <git2.h>
+#include <git2/odb_backend.h>
 
 /* MySQL C Api docs:
  *   http://dev.mysql.com/doc/refman/5.1/en/c-api-function-overview.html
@@ -177,7 +173,7 @@ int mysql_backend__read(void **data_p, size_t *len_p, git_otype *type_p, git_odb
     //   return GIT_ERROR;
 
     if (data_len > 0) {
-      *data_p = git__malloc(data_len);
+      *data_p = malloc(data_len);
       result_buffers[2].buffer = *data_p;
       result_buffers[2].buffer_length = data_len;
 
@@ -425,7 +421,7 @@ int git_odb_backend_mysql(git_odb_backend **backend_out, const char *mysql_host,
   int error;
   my_bool reconnect;
 
-  backend = git__calloc(1, sizeof(mysql_backend));
+  backend = calloc(1, sizeof(mysql_backend));
   if (backend == NULL)
     return GIT_ENOMEM;
 
@@ -462,22 +458,3 @@ int git_odb_backend_mysql(git_odb_backend **backend_out, const char *mysql_host,
   mysql_backend__free((git_odb_backend *)backend);
   return GIT_ERROR;
 }
-
-#else
-
-int git_odb_backend_mysql(git_odb_backend **GIT_UNUSED(backend_out), const char *GIT_UNUSED(mysql_host),
-        const char *GIT_UNUSED(mysql_user), const char *GIT_UNUSED(mysql_passwd), const char *GIT_UNUSED(mysql_db),
-        unsigned int GIT_UNUSED(mysql_port), const char *GIT_UNUSED(mysql_unix_socket), unsigned long GIT_UNUSED(mysql_client_flag))
-{
-  GIT_UNUSED_ARG(backend_out);
-  GIT_UNUSED_ARG(mysql_host);
-  GIT_UNUSED_ARG(mysql_user);
-  GIT_UNUSED_ARG(mysql_passwd);
-  GIT_UNUSED_ARG(mysql_db);
-  GIT_UNUSED_ARG(mysql_port);
-  GIT_UNUSED_ARG(mysql_unix_socket);
-  GIT_UNUSED_ARG(mysql_client_flag);
-  return GIT_ENOTIMPLEMENTED;
-}
-
-#endif /* HAVE_MYSQL */