AC_SUBST(ICONV_INCLUDE_DIRS)
AC_SUBST(ICONV_LIB_DIRS)
+dnl Allow to specify gmp options to the toplevel configure script
+dnl so they can be properly passed to sub-builds.
+
+AC_ARG_WITH([gmp-includes],
+ [AC_HELP_STRING([--with-gmp-includes],
+ [directory containing gmp.h])],
+ [GMP_INCLUDE_DIRS=$withval])
+
+AC_ARG_WITH([gmp-libraries],
+ [AC_HELP_STRING([--with-gmp-libraries],
+ [directory containing gmp library])],
+ [GMP_LIB_DIRS=$withval])
+
+AC_SUBST(GMP_INCLUDE_DIRS)
+AC_SUBST(GMP_LIB_DIRS)
+
dnl--------------------------------------------------------------------
dnl * Choose host(/target/build) platform
dnl--------------------------------------------------------------------
-dnl We don't use the standard autoconf macros for this, but instead
-dnl ask the bootstrapping compiler what platform it is for
-
-dnl Guess host/target/build platform(s) if necessary.
-m4_divert_once([HELP_CANON],
-[[
-System types:
- --build=BUILD configure for building on BUILD [guessed]
- --host=HOST cross-compile to build programs to run on HOST [guessed]
- --target=TARGET configure for building compilers for TARGET [guessed]]])dnl
+dnl If we aren't explicitly told what values to use with configure flags,
+dnl we ask the bootstrapping compiler what platform it is for
if test "${WithGhc}" != ""
then
;;
i386-apple-darwin|powerpc-apple-darwin)
soext='.dylib'
- CFLAGS="$CFLAGS -m32"
- LDFLAGS="$LDFLAGS -m32"
- CONF_CC_OPTS="$CONF_CC_OPTS -m32"
- CONF_LD_OPTS="$CONF_LD_OPTS -m32"
;;
x86_64-apple-darwin)
soext='.dylib'
- CFLAGS="$CFLAGS -m64"
- LDFLAGS="$LDFLAGS -m64"
- CONF_CC_OPTS="$CONF_CC_OPTS -m64"
- CONF_LD_OPTS="$CONF_LD_OPTS -m64"
;;
esac
+FPTOOLS_SET_C_LD_FLAGS([target],[CFLAGS],[LDFLAGS])
+FPTOOLS_SET_C_LD_FLAGS([build],[CONF_CC_OPTS_STAGE0],[CONF_LD_OPTS_STAGE0])
+FPTOOLS_SET_C_LD_FLAGS([target],[CONF_CC_OPTS_STAGE1],[CONF_LD_OPTS_STAGE1])
+# Stage 3 won't be supported by cross-compilation
+FPTOOLS_SET_C_LD_FLAGS([target],[CONF_CC_OPTS_STAGE2],[CONF_LD_OPTS_STAGE2])
+
checkArch() {
case $1 in
alpha|arm|hppa|hppa1_1|i386|ia64|m68k|mips|mipseb|mipsel|powerpc|powerpc64|rs6000|s390|sparc|sparc64|vax|x86_64)
CC="$hardtop/inplace/mingw/bin/gcc.exe"
LD="$hardtop/inplace/mingw/bin/ld.exe"
NM="$hardtop/inplace/mingw/bin/nm.exe"
+ fp_prog_ar_raw="$hardtop/inplace/mingw/bin/ar.exe"
if ! test -d inplace/mingw ||
test inplace/mingw -ot ghc-tarballs/mingw/binutils*.tar.gz ||
test inplace/mingw -ot ghc-tarballs/mingw/gcc-core*.tar.gz ||
dnl ** figure out how to invoke cpp directly (gcc -E is no good)
AC_PROG_CPP
-AC_SUBST(CONF_CC_OPTS)
-AC_SUBST(CONF_LD_OPTS)
+AC_SUBST(CONF_CC_OPTS_STAGE0)
+AC_SUBST(CONF_CC_OPTS_STAGE1)
+AC_SUBST(CONF_CC_OPTS_STAGE2)
+AC_SUBST(CONF_LD_OPTS_STAGE0)
+AC_SUBST(CONF_LD_OPTS_STAGE1)
+AC_SUBST(CONF_LD_OPTS_STAGE2)
dnl ** figure out how to do context diffs
FP_PROG_CONTEXT_DIFF
dnl *** check for GNU non-executable stack note support (ELF only)
dnl (.section .note.GNU-stack,"",@progbits)
+dnl This test doesn't work with "gcc -g" in gcc 4.4 (GHC trac #3889:
+dnl Error: can't resolve `.note.GNU-stack' {.note.GNU-stack section} - `.Ltext0' {.text section}
+dnl so we empty CFLAGS while running this test
+CFLAGS2="$CFLAGS"
+CFLAGS=
AC_MSG_CHECKING(for GNU non-executable stack support)
AC_COMPILE_IFELSE(
[AC_LANG_PROGRAM([__asm__ (".section .note.GNU-stack,\"\",@progbits");], [0])],
[Define to 1 if GNU non-executable stack notes are supported.])
],
[AC_MSG_RESULT(no)])
+CFLAGS="$CFLAGS2"
dnl ** check for librt
AC_CHECK_LIB(rt, clock_gettime)