Conditional compile MySQL and PostgreSQL support.

common/db-wrapper/Makefile.am

@@ -5,7 +5,19 @@ noinst_LTLIBRARIES = libdbwrapper.la
 
 noinst_HEADERS = db-wrapper.h mysql-db-ops.h sqlite-db-ops.h pgsql-db-ops.h
 
-libdbwrapper_la_SOURCES = db-wrapper.c mysql-db-ops.c sqlite-db-ops.c pgsql-db-ops.c
+if WITH_MYSQL
+  MYSQL_DB_SRC = mysql-db-ops.c
+else
+  MYSQL_DB_SRC =
+endif
+
+if WITH_POSTGRESQL
+  PGSQL_DB_SRC = pgsql-db-ops.c
+else
+  PGSQL_DB_SRC =
+endif
+
+libdbwrapper_la_SOURCES = db-wrapper.c sqlite-db-ops.c $(MYSQL_DB_SRC) $(PGSQL_DB_SRC)
 
 libdbwrapper_la_LDFLAGS = -Wl,-z -Wl,defs
 libdbwrapper_la_LIBADD = @SSL_LIBS@ @GLIB2_LIBS@ @MYSQL_LIBS@ -lsqlite3 @PGSQL_LIBS@

common/db-wrapper/db-wrapper.c

@@ -1,9 +1,15 @@
 #include "common.h"
 
 #include "db-wrapper.h"
-#include "mysql-db-ops.h"
 #include "sqlite-db-ops.h"
+
+#ifdef HAVE_MYSQL
+#include "mysql-db-ops.h"
+#endif
+
+#ifdef HAVE_POSTGRESQL
 #include "pgsql-db-ops.h"
+#endif
 
 typedef struct DBOperations {
     void (*db_conn_pool_free) (DBConnPool *);
@@ -40,6 +46,8 @@ init_conn_pool_common (DBConnPool *pool, int max_connections)
     pool->max_connections = max_connections;
 }
 
+#ifdef HAVE_MYSQL
+
 DBConnPool *
 db_conn_pool_new_mysql (const char *host,
                         const char *user,
@@ -81,6 +89,10 @@ db_conn_pool_new_mysql (const char *host,
     return pool;
 }
 
+#endif
+
+#ifdef HAVE_POSTGRESQL
+
 DBConnPool *
 db_conn_pool_new_pgsql (const char *host,
                         const char *user,
@@ -118,6 +130,8 @@ db_conn_pool_new_pgsql (const char *host,
     return pool;
 }
 
+#endif
+
 DBConnPool *
 db_conn_pool_new_sqlite (const char *db_path, int max_connections)
 {

common/seaf-db.c

@@ -21,6 +21,8 @@ struct SeafDBTrans {
     DBConnection *conn;
 };
 
+#ifdef HAVE_MYSQL
+
 SeafDB *
 seaf_db_new_mysql (const char *host,
                    int port,
@@ -48,6 +50,10 @@ seaf_db_new_mysql (const char *host,
     return db;
 }
 
+#endif
+
+#ifdef HAVE_POSTGRESQL
+
 SeafDB *
 seaf_db_new_pgsql (const char *host,
                    const char *user,
@@ -72,6 +78,8 @@ seaf_db_new_pgsql (const char *host,
     return db;
 }
 
+#endif
+
 SeafDB *
 seaf_db_new_sqlite (const char *db_path, int max_connections)
 {

common/seaf-utils.c

@@ -52,6 +52,8 @@ sqlite_db_start (SeafileSession *session)
     return 0;
 }
 
+#ifdef HAVE_MYSQL
+
 #define MYSQL_DEFAULT_PORT 3306
 
 static int
@@ -125,6 +127,10 @@ mysql_db_start (SeafileSession *session)
     return 0;
 }
 
+#endif
+
+#ifdef HAVE_POSTGRESQL
+
 static int
 pgsql_db_start (SeafileSession *session)
 {
@@ -174,6 +180,8 @@ pgsql_db_start (SeafileSession *session)
     return 0;
 }
 
+#endif
+
 int
 load_database_config (SeafileSession *session)
 {
@@ -185,11 +193,18 @@ load_database_config (SeafileSession *session)
     /* Default to use sqlite if not set. */
     if (!type || strcasecmp (type, "sqlite") == 0) {
         ret = sqlite_db_start (session);
-    } else if (strcasecmp (type, "mysql") == 0) {
+    }
+#ifdef HAVE_MYSQL
+    else if (strcasecmp (type, "mysql") == 0) {
         ret = mysql_db_start (session);
-    } else if (strcasecmp (type, "pgsql") == 0) {
+    }
+#endif
+#ifdef HAVE_POSTGRESQL
+    else if (strcasecmp (type, "pgsql") == 0) {
         ret = pgsql_db_start (session);
-    } else {
+    }
+#endif
+    else {
         seaf_warning ("Unsupported db type %s.\n", type);
         ret = -1;
     }

configure.ac

@@ -268,17 +268,19 @@ if test "xyes" = "x$mysql"; then
         tmp_LDFLAGS=$LDFLAGS
         CPPFLAGS="`$MYSQLCONFIG --include` $CPPFLAGS"
         LDFLAGS="`$MYSQLCONFIG --libs` $LDFLAGS"
-        AC_CHECK_HEADERS([mysql.h])
+        AC_CHECK_HEADERS([mysql.h], [], [mysql="no"])
         if test "xyes" = "x$mysql"; then
 	        echo "found mysql client library"
 		MYSQL_CFLAGS=`$MYSQLCONFIG --include`
                 MYSQL_LIBS=`$MYSQLCONFIG --libs`		
 		AC_SUBST(MYSQL_CFLAGS)
 		AC_SUBST(MYSQL_LIBS)
+		AC_DEFINE([HAVE_MYSQL], 1, [Define to 1 to enable mysql])
         fi
         CPPFLAGS=$tmp_CPPFLAGS
         LDFLAGS=$tmp_LDFLAGS
 fi
+AM_CONDITIONAL([WITH_MYSQL], test "xyes" = "x$mysql")
 
 postgresql="yes"
 check_postgres_config() 
@@ -320,10 +322,12 @@ if test "xyes" = "x$postgresql"; then
                 PGSQL_LIBS="-L`$PGCONFIG --libdir` -lpq"
 		AC_SUBST(PGSQL_CFLAGS)
 		AC_SUBST(PGSQL_LIBS)
+                AC_DEFINE([HAVE_POSTGRESQL], 1, [Define to 1 to enable postgresql])
         fi
         CPPFLAGS=$tmp_CPPFLAGS
         LDFLAGS=$tmp_LDFLAGS
 fi
+AM_CONDITIONAL([WITH_POSTGRESQL], test "xyes" = "x$postgresql")
 
 if test "${compile_fuse}" = "yes"; then
    PKG_CHECK_MODULES(FUSE, [fuse >= $FUSE_REQUIRED])