Initial DB API with SQLite3 backend

1 files changed, 65 insertions, 0 deletions

diff --git a/configure.ac b/configure.ac
new file mode 100644
index 0000000..9f1a200
--- /dev/null
+++ b/configure.ac
@@ -0,0 +1,65 @@
+AC_INIT([stuff], [0.1], [the_jk@yahoo.com])
+AC_CONFIG_MACRO_DIR([m4])
+
+AM_INIT_AUTOMAKE([dist-bzip2 foreign])
+AM_SILENT_RULES([yes])
+LT_INIT([disable-shared])
+AC_PROG_CXX
+AM_PROG_CC_C_O
+
+AC_LANG([C++])
+
+DEFINES=
+AX_APPEND_COMPILE_FLAGS([-fno-rtti -fno-exceptions],DEFINES)
+
+# Test c++11
+OLDCXXFLAGS="$CXXFLAGS"
+# Check if it just works with -std=c++11
+# The code below was choosen because if you mix a compiler that is C++11
+# compatible with a libc++ that isn't fully (like clang 3.3 with gcc 4.6
+# libstdcxx) you get errors because of a missing copy constructor for
+# std::shared_ptr. Add more tests as we find them.
+CXXFLAGS="-std=c++11 $CXXFLAGS"
+AC_MSG_CHECKING([for C++11 using (-std=c++11)])
+AC_LINK_IFELSE([AC_LANG_PROGRAM([[
+#include <memory>
+]],[[
+std::shared_ptr<int> i(new int(5));
+std::shared_ptr<int> j(i);
+]])],
+               [AC_MSG_RESULT([yes])
+                DEFINES="$DEFINES -std=c++11"],
+               [AC_MSG_RESULT([no])
+                CXXFLAGS="-std=c++11 -stdlib=libc++ $CXXFLAGS"
+                AC_MSG_CHECKING([for C++11 using (-std=c++11 -stdlib=libc++)])
+                AC_LINK_IFELSE([AC_LANG_PROGRAM([[
+#include <memory>
+]],[[
+std::shared_ptr<int> i(new int(5));
+std::shared_ptr<int> j(i);
+]])],
+                               [AC_MSG_RESULT([yes])
+                                DEFINES="$DEFINES -std=c++11 -stdlib=libc++"],
+                               [AC_MSG_RESULT([no])
+                                AC_MSG_ERROR([No working C++11 support])])])
+CXXFLAGS="$OLDCXXFLAGS"
+
+AX_CXXFLAGS_WARN_ALL([DEFINES])
+AX_APPEND_COMPILE_FLAGS([-Wextra -Wno-unused-parameter],DEFINES)
+AC_ARG_ENABLE([debug], AC_HELP_STRING([compile with debug options]),
+              if test "x$enableval" = "xyes"; then
+                DEFINES="$DEFINES -g -DDEBUG"
+              else
+                DEFINES="$DEFINES -DNDEBUG"
+              fi)
+AC_SUBST([DEFINES])
+
+# SQLite3
+
+# 3.6.5 so that sqlite3_changes() return correct values for DELETE
+PKG_CHECK_MODULES([SQLITE3],[sqlite3 >= 3.6.5])
+
+# Finish up
+
+AC_CONFIG_HEADERS([src/config.h])
+AC_OUTPUT([Makefile src/Makefile])