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# Autoconf support for the Vala compiler # Copyright (C) 2008-2013 Free Software Foundation, Inc. # # This file is free software; the Free Software Foundation # gives unlimited permission to copy and/or distribute it, # with or without modifications, as long as this notice is preserved. # Check whether the Vala compiler exists in $PATH. If it is found, the # variable VALAC is set pointing to its absolute path. Otherwise, it is # simply set to 'valac'. # Optionally a minimum release number of the compiler can be requested. # If the ACTION-IF-FOUND parameter is given, it will be run if a proper # Vala compiler is found. # Similarly, if the ACTION-IF-FOUND is given, it will be run if no proper # Vala compiler is found. It defaults to simply print a warning about the # situation, but otherwise proceeding with the configuration. # # AM_PROG_VALAC([MINIMUM-VERSION], [ACTION-IF-FOUND], [ACTION-IF-NOT-FOUND]) # -------------------------------------------------------------------------- AC_DEFUN([AM_PROG_VALAC], [AC_PATH_PROG([VALAC], [valac], [valac]) AS_IF([test "$VALAC" != valac && test -n "$1"], [AC_MSG_CHECKING([whether $VALAC is at least version $1]) am__vala_version=`$VALAC --version | sed 's/Vala *//'` AS_VERSION_COMPARE([$1], ["$am__vala_version"], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]) VALAC=valac])]) if test "$VALAC" = valac; then m4_default([$3], [AC_MSG_WARN([no proper vala compiler found]) AC_MSG_WARN([you will not be able to compile vala source files])]) else m4_default([$2], [:]) fi])