dnl file : m4/libodb.m4 dnl copyright : Copyright (c) 2009-2018 Code Synthesis Tools CC dnl license : GNU GPL v2; see accompanying LICENSE file dnl dnl LIBODB([ACTION-IF-FOUND[, ACTION-IF-NOT-FOUND]]) dnl dnl AC_DEFUN([LIBODB], [ libodb_found=no AC_ARG_WITH( [libodb], [AC_HELP_STRING([--with-libodb=DIR],[location of libodb build directory])], [libodb_dir=${withval}], [libodb_dir=]) AC_MSG_CHECKING([for libodb]) # If libodb_dir was given, add the necessary preprocessor and linker flags. # if test x"$libodb_dir" != x; then save_CPPFLAGS="$CPPFLAGS" save_LDFLAGS="$LDFLAGS" AS_SET_CATFILE([abs_libodb_dir], [$ac_pwd], [$libodb_dir]) CPPFLAGS="$CPPFLAGS -I$abs_libodb_dir" LDFLAGS="$LDFLAGS -L$abs_libodb_dir/odb" fi save_LIBS="$LIBS" LIBS="-lodb $LIBS" CXX_LIBTOOL_LINK_IFELSE([ AC_LANG_SOURCE([ #include <odb/exception.hxx> void f () { } const char* g () { try { f (); } catch (const odb::exception& e) { return e.what (); } return 0; } int main () { const char* m (g ()); return m != 0; } ])], [libodb_found=yes]) if test x"$libodb_found" = xno; then LIBS="$save_LIBS" if test x"$libodb_dir" != x; then CPPFLAGS="$save_CPPFLAGS" LDFLAGS="$save_LDFLAGS" fi fi if test x"$libodb_found" = xyes; then AC_MSG_RESULT([yes]) $1 else AC_MSG_RESULT([no]) $2 fi ])dnl