[
if test -d $srcdir/happy; then
SrcTreeHappyCmd=$hardtop/happy/src/happy-inplace
+else
+ SrcTreeHappyCmd=""
fi
if test x"$UseSrcTreeHappy" = xYES; then
- HappyCmd=$SrcTreeHappyCmd
+ if test x"$SrcTreeHappyCmd" != x; then
+ HappyCmd=$SrcTreeHappyCmd
+ else
+ AC_MSG_ERROR([--enable-src-tree-happy given, but happy not found in source tree])
+ fi
else
AC_PATH_PROG(HappyCmd,happy,$SrcTreeHappyCmd)
fi
AC_CACHE_CHECK([for version of happy], fptools_cv_happy_version,
changequote(, )dnl
[if test x"$HappyCmd" = x"$SrcTreeHappyCmd" -a -e $srcdir/happy/mk/version.mk; then
- fptools_cv_happy_version=`grep '^ProjectVersion[ ]*=' $srcdir/happy/mk/version.mk | sed 's/.*\([0-9][0-9]*\.[0-9][0-9]*\).*/\1/g'`;
+ fptools_cv_happy_version=`grep '^ProjectVersion[ ]*=' $srcdir/happy/mk/version.mk | sed 's/[^0-9]*\([0-9][0-9]*\.[0-9][0-9]*\).*/\1/g'`;
elif test x"$HappyCmd" != x; then
fptools_cv_happy_version="`$HappyCmd -v |
grep 'Happy Version' | sed -e 's/Happy Version \([^ ]*\).*/\1/g'`" ;
changequote([, ])dnl
])
if test -d $srcdir/ghc -a ! -f $srcdir/ghc/compiler/parser/Parser.hs; then
- FP_COMPARE_VERSIONS([$fptools_cv_happy_version],[-lt],[1.14],
- [AC_MSG_ERROR([Happy version 1.14 or later is required to compile GHC.])])[]dnl
+ FP_COMPARE_VERSIONS([$fptools_cv_happy_version],[-lt],[1.15],
+ [AC_MSG_ERROR([Happy version 1.15 or later is required to compile GHC.])])[]dnl
fi
HappyVersion=$fptools_cv_happy_version;
AC_SUBST(HappyVersion)
[
if test -d $srcdir/haddock; then
SrcTreeHaddockCmd=$hardtop/haddock/src/haddock-inplace
+else
+ SrcTreeHaddockCmd=""
fi
if test x"$UseSrcTreeHaddock" = xYES; then
- HaddockCmd=$SrcTreeHaddockCmd
+ if test x"$SrcTreeHaddockCmd" != x; then
+ HaddockCmd=$SrcTreeHaddockCmd
+ else
+ AC_MSG_ERROR([--enable-src-tree-haddock given, but haddock not found in source tree])
+ fi
else
AC_PATH_PROG(HaddockCmd,haddock,$SrcTreeHaddockCmd)
fi
[
if test -d $srcdir/alex; then
SrcTreeAlexCmd=$hardtop/alex/src/alex-inplace
+else
+ SrcTreeAlexCmd=""
fi
if test x"$UseSrcTreeAlex" = xYES; then
- AlexCmd=$SrcTreeAlexCmd
+ if test x"$SrcTreeAlexCmd" != x; then
+ AlexCmd=$SrcTreeAlexCmd
+ else
+ AC_MSG_ERROR([--enable-src-tree-alex given, but alex not found in source tree])
+ fi
else
AC_PATH_PROG(AlexCmd,alex,$SrcTreeAlexCmd)
fi
AC_CACHE_CHECK([for version of alex], fptools_cv_alex_version,
changequote(, )dnl
[if test x"$AlexCmd" = x"$SrcTreeAlexCmd"; then
- fptools_cv_alex_version=`grep '^ProjectVersion[ ]*=' $srcdir/alex/mk/version.mk | sed 's/.*\([0-9][0-9]*\.[0-9][0-9]*\).*/\1/g'`;
+ fptools_cv_alex_version=`grep '^ProjectVersion[ ]*=' $srcdir/alex/mk/version.mk | sed 's/[^0-9]*\([0-9][0-9]*\.[0-9][0-9]*\).*/\1/g'`;
elif test x"$AlexCmd" != x; then
fptools_cv_alex_version="`$AlexCmd -v |
grep 'Alex [Vv]ersion' | sed -e 's/Alex [Vv]ersion \([0-9\.]*\).*/\1/g'`" ;
])
-dnl
-dnl Check whether ld supports -x
-dnl
-AC_DEFUN(FPTOOLS_LD_X,
-[AC_CACHE_CHECK([whether ld understands -x], fptools_cv_ld_x,
-[
-echo 'foo() {}' > conftest.c
+# FP_PROG_LD
+# ----------
+# Sets the output variable LdCmd to the (non-Cygwin version of the) full path
+# of ld. Exits if no ld can be found
+AC_DEFUN([FP_PROG_LD],
+[AC_PATH_PROG([fp_prog_ld_raw], [ld])
+if test -z "$fp_prog_ld_raw"; then
+ AC_MSG_ERROR([cannot find ld in your PATH, no idea how to link])
+fi
+LdCmd=$fp_prog_ld_raw
+case $HostPlatform in
+ *mingw32) if test x${OSTYPE} != xmsys; then
+ LdCmd="`cygpath -w ${fp_prog_ld_raw} | sed -e 's@\\\\@/@g'`"
+ AC_MSG_NOTICE([normalized ld command to $LdCmd])
+ fi
+ ;;
+esac
+AC_SUBST([LdCmd])
+])# FP_PROG_LD
+
+
+# FP_PROG_LD_X
+# ------------
+# Sets the output variable LdXFlag to -x if ld supports this flag, otherwise the
+# variable's value is empty.
+AC_DEFUN([FP_PROG_LD_X],
+[AC_REQUIRE([FP_PROG_LD])
+AC_CACHE_CHECK([whether ld understands -x], [fp_cv_ld_x],
+[echo 'foo() {}' > conftest.c
${CC-cc} -c conftest.c
-if ${LdCmd} -r -x -o foo.o conftest.o; then
- fptools_cv_ld_x=yes
+if ${LdCmd} -r -x -o conftest2.o conftest.o; then
+ fp_cv_ld_x=yes
else
- fptools_cv_ld_x=no
+ fp_cv_ld_x=no
fi
-rm -rf conftest.c conftest.o foo.o
-])
-if test "$fptools_cv_ld_x" = yes; then
- LdXFlag=-x
+rm -rf conftest*])
+if test "$fp_cv_ld_x" = yes; then
+ LdXFlag=-x
else
- LdXFlag=
+ LdXFlag=
fi
-AC_SUBST(LdXFlag)
-])
+AC_SUBST([LdXFlag])
+])# FP_PROG_LD_X
-dnl
-dnl Check for GNU ld
-dnl
-AC_DEFUN(FPTOOLS_GNU_LD,
-[AC_CACHE_CHECK([whether ld is GNU ld], fptools_cv_gnu_ld,
-[
-if ${LdCmd} -v | grep GNU 2>&1 >/dev/null; then
- fptools_cv_gnu_ld=yes
-else
- fptools_cv_gnu_ld=no
-fi
-])
-if test "$fptools_cv_gnu_ld" = yes; then
- LdIsGNULd=YES
+
+# FP_PROG_LD_IS_GNU
+# -----------------
+# Sets the output variable LdIsGNULd to YES or NO, depending on whether it is
+# GNU ld or not.
+AC_DEFUN([FP_PROG_LD_IS_GNU],
+[AC_REQUIRE([FP_PROG_LD])
+AC_CACHE_CHECK([whether ld is GNU ld], [fp_cv_gnu_ld],
+[if ${LdCmd} --version 2> /dev/null | grep "GNU" > /dev/null 2>&1; then
+ fp_cv_gnu_ld=yes
else
- LdIsGNULd=NO
-fi
-AC_SUBST(LdIsGNULd)
-])
+ fp_cv_gnu_ld=no
+fi])
+AC_SUBST([LdIsGNULd], [`echo $fp_cv_gnu_ld | sed 'y/yesno/YESNO/'`])
+])# FP_PROG_LD_IS_GNU
# FP_PROG_AR
AC_DEFUN([FP_PROG_AR_NEEDS_RANLIB],
[AC_REQUIRE([FP_PROG_AR_IS_GNU])
AC_REQUIRE([FP_PROG_AR_ARGS])
+AC_REQUIRE([AC_PROG_CC])
AC_CACHE_CHECK([whether ranlib is needed], [fp_cv_prog_ar_needs_ranlib],
[if test $fp_prog_ar_is_gnu = yes; then
fp_cv_prog_ar_needs_ranlib=no
+elif test $TargetPlatform = powerpc-apple-darwin; then
+ # It's quite tedious to check for Apple's crazy timestamps in .a files,
+ # so we hardcode it.
+ fp_cv_prog_ar_needs_ranlib=yes
elif echo $fp_prog_ar_args | grep "s" > /dev/null 2> /dev/null; then
fp_cv_prog_ar_needs_ranlib=no
else
# output variables HaveGcc and GccVersion.
AC_DEFUN([FP_HAVE_GCC],
[AC_REQUIRE([AC_PROG_CC])
-AC_CACHE_CHECK([whether your gcc is OK], [fp_cv_have_gcc],
-[if test -z "$GCC"; then
- fp_cv_have_gcc='no'
- AC_MSG_WARN([You would be better off with gcc, perhaps it is already installed, but not in your PATH?])
+if test -z "$GCC"; then
+ fp_have_gcc=NO
else
- fp_cv_have_gcc='yes'
- gcc_version_str="`$CC -v 2>&1 | grep 'version ' | sed -e 's/.*version [[^0-9]]*\([[0-9]][[0-9]]*\)\.\([[0-9]][[0-9]]*\).*/\1\.\2/g' `"
- FP_COMPARE_VERSIONS([$gcc_version_str], [-lt], [2.0],
- [AC_MSG_ERROR([Need at least gcc version 2.0 (2.95.3 recommend)])])
-fi])
-AC_SUBST([HaveGcc], [`echo $fp_cv_have_gcc | sed 'y/yesno/YESNO/'`])
-AC_SUBST([GccVersion], [`gcc --version | grep mingw | cut -f 3 -d ' '`])
+ fp_have_gcc=YES
+fi
+if test "$fp_have_gcc" = "NO" -a -d $srcdir/ghc; then
+ AC_MSG_ERROR([gcc is required])
+fi
+AC_CACHE_CHECK([version of gcc], [fp_gcc_version],
+[if test "$fp_have_gcc" = "YES"; then
+ fp_gcc_version="`$CC -v 2>&1 | grep 'version ' | sed -e 's/.*version [[^0-9]]*\([[0-9]][[0-9]]*\(\.[[0-9]][[0-9]]*\)*\).*/\1/g' `"
+ FP_COMPARE_VERSIONS([$fp_gcc_version], [-lt], [2.0],
+ [AC_MSG_ERROR([Need at least gcc version 2.0 (3.4+ recommended)])])
+ else
+ fp_gcc_version="not-installed"
+ fi
+])
+AC_SUBST([HaveGcc], [$fp_have_gcc])
+AC_SUBST([GccVersion], [$fp_gcc_version])
])# FP_HAVE_GCC
AC_DEFUN([FP_MINGW_GCC],
])# FP_PROG_FIND
+# FP_PROG_SORT
+# ------------
+# Find a Unix-like sort
+AC_DEFUN([FP_PROG_SORT],
+[AC_PATH_PROG([fp_prog_sort], [sort])
+echo conwip > conftest.txt
+$fp_prog_sort -f conftest.txt > conftest.out 2>&1
+if grep 'conwip' conftest.out > /dev/null 2>&1 ; then
+ # The goods
+ SortCmd="$fp_prog_sort"
+else
+ # Summink else..pick next one.
+ AC_MSG_WARN([$fp_prog_sort looks like a non-*nix sort, ignoring it])
+ FP_CHECK_PROG([SortCmd], [sort], [], [], [$fp_prog_sort])
+fi
+rm -f conftest.txt conftest.out
+AC_SUBST([SortCmd])[]dnl
+])# FP_PROG_SORT
+
dnl
dnl FPTOOLS_NOCACHE_CHECK prints a message, then sets the
dnl values of the second argument to the result of running