gcc_support.m4 revision 1.1.1.1
1# 2# Contains macros to allow building libphobos as part of GCC. 3# This includes macros to locate directories and do configure checks 4# without an installed libdruntime. 5# 6 7 8# PHOBOS_ABS_SRCDIR 9# ----------------- 10# Find absolute top level source directory and set phobos_cv_abs_srcdir 11AC_DEFUN([PHOBOS_ABS_SRCDIR], [ 12 dnl Not sure if 100% portable, but we need the absolute dir as the _LT_COMPILER_C_O 13 dnl test changes the directory 14 AC_CACHE_CHECK([[for absolute libphobos source path]], 15 [[phobos_cv_abs_srcdir]], 16 [[phobos_cv_abs_srcdir=`cd $srcdir && pwd`]]) 17 AS_IF([[test -d "$phobos_cv_abs_srcdir"]], 18 [], 19 [AC_MSG_ERROR([[can't find absolute libphobos source path]])]) 20]) 21 22 23# WITH_LOCAL_DRUNTIME(CALL, EXTRAFLAGS) 24# ------------------------------------- 25# Execute CALL with GDCFLAGS adjusted to use the local druntime includes. 26# Flags contains extra arguments to append to GDCFLAGS (e.g. -nophoboslib). 27AC_DEFUN([WITH_LOCAL_DRUNTIME], [ 28 AC_REQUIRE([PHOBOS_ABS_SRCDIR]) 29 gdc_save_DFLAGS=$GDCFLAGS 30 GDCFLAGS="-fno-moduleinfo -nostdinc -I $phobos_cv_abs_srcdir/libdruntime $2 $GDCFLAGS" 31 $1 32 GDCFLAGS=$gdc_save_DFLAGS 33]) 34