diff --git a/build/autotools/m4/lol-conf.m4 b/build/autotools/m4/lol-conf.m4 index b3ab4a56..656201f2 100644 --- a/build/autotools/m4/lol-conf.m4 +++ b/build/autotools/m4/lol-conf.m4 @@ -128,9 +128,11 @@ AM_CONDITIONAL(LOL_USE_EGL, test "${ac_cv_my_have_egl}" != "no") dnl Use libpng? (replacement for SDL_image) ac_cv_my_have_libpng="no" -PKG_CHECK_MODULES(LIBPNG, libpng, [ac_cv_my_have_libpng="yes"], [:]) -if test "${ac_cv_my_have_libpng}" != "no"; then - AC_DEFINE(LOL_USE_LIBPNG, 1, Define to 1 to use libpng) +if test "${enable_png}" != "no"; then + PKG_CHECK_MODULES(LIBPNG, libpng, [ac_cv_my_have_libpng="yes"], [:]) + if test "${ac_cv_my_have_libpng}" != "no"; then + AC_DEFINE(LOL_USE_LIBPNG, 1, Define to 1 to use libpng) + fi fi AM_CONDITIONAL(LOL_USE_LIBPNG, test "${ac_cv_my_have_libpng}" != "no") diff --git a/configure.ac b/configure.ac index 08c333be..8f3de581 100644 --- a/configure.ac +++ b/configure.ac @@ -88,6 +88,8 @@ AC_ARG_ENABLE(sdl, [ --enable-sdl build using SDL (default autodetected)]) AC_ARG_ENABLE(imlib2, [ --enable-imlib2 build using Imlib2 (default autodetected)]) +AC_ARG_ENABLE(png, + [ --enable-png build using libpng (default autodetected)]) AC_ARG_ENABLE(test, [ --enable-test build test suite (default yes)])