# Public macros for the TeX Live (TL) tree. # Copyright (C) 2009-2015 Peter Breitenlohner # # This file is free software; the copyright holder # gives unlimited permission to copy and/or distribute it, # with or without modifications, as long as this notice is preserved. # serial 0 # KPSE_LIBPNG_FLAGS # ----------------- # Provide the configure options '--with-system-libpng' (if in the TL tree). # # Set the make variables LIBPNG_INCLUDES and LIBPNG_LIBS to the CPPFLAGS and # LIBS required for the `-lpng' library in libs/libpng/ of the TL tree. AC_DEFUN([KPSE_LIBPNG_FLAGS], [dnl AC_REQUIRE([KPSE_ZLIB_FLAGS])[]dnl _KPSE_LIB_FLAGS([libpng], [png], [], [-IBLD/libs/libpng/include], [BLD/libs/libpng/libpng.a], [], [], [${top_builddir}/../../libs/libpng/include/png.h])[]dnl ]) # KPSE_LIBPNG_FLAGS # KPSE_LIBPNG_OPTIONS([WITH-SYSTEM]) # ---------------------------------- AC_DEFUN([KPSE_LIBPNG_OPTIONS], [_KPSE_LIB_OPTIONS([libpng], [$1], [pkg-config])]) # KPSE_LIBPNG_SYSTEM_FLAGS # ------------------------ AC_DEFUN([KPSE_LIBPNG_SYSTEM_FLAGS], [dnl _KPSE_PKG_CONFIG_FLAGS([libpng], [libpng])])