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configure.ac
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configure.ac
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dnl configure.ac: autoconf script for Vim
dnl Process this file with autoconf 2.12 or 2.13 to produce "configure".
dnl Should also work with autoconf 2.54 and later.
AC_INIT(vim.h)
AC_CONFIG_HEADER(auto/config.h:config.h.in)
dnl Being able to run configure means the system is Unix (compatible).
AC_DEFINE(UNIX)
AC_PROG_MAKE_SET
dnl Checks for programs.
AC_PROG_CC dnl required by almost everything
AC_PROG_CPP dnl required by header file checks
AC_PROGRAM_EGREP dnl required by AC_EGREP_CPP
AC_PROG_FGREP dnl finds working grep -F
AC_ISC_POSIX dnl required by AC_C_CROSS
AC_PROG_AWK dnl required for "make html" in ../doc
dnl Don't strip if we don't have it
AC_CHECK_PROG(STRIP, strip, strip, :)
dnl Check for extension of executables
AC_EXEEXT
dnl Check for standard headers. We don't use this in Vim but other stuff
dnl in autoconf needs it, where it uses STDC_HEADERS.
AC_HEADER_STDC
AC_HEADER_SYS_WAIT
dnl Check for the flag that fails if stuff are missing.
AC_MSG_CHECKING(--enable-fail-if-missing argument)
AC_ARG_ENABLE(fail_if_missing,
[ --enable-fail-if-missing Fail if dependencies on additional features
specified on the command line are missing.],
[fail_if_missing="yes"],
[fail_if_missing="no"])
AC_MSG_RESULT($fail_if_missing)
dnl Set default value for CFLAGS if none is defined or it's empty
if test -z "$CFLAGS"; then
CFLAGS="-O"
test "$GCC" = yes && CFLAGS="-O2 -fno-strength-reduce -Wall"
fi
if test "$GCC" = yes; then
dnl method that should work for nearly all versions
gccversion=`$CC -dumpversion`
if test "x$gccversion" = "x"; then
dnl old method; fall-back for when -dumpversion doesn't work
gccversion=`$CC --version | sed -e '2,$d' -e 's/darwin.//' -e 's/^[[^0-9]]*\([[0-9]]\.[[0-9.]]*\).*$/\1/g'`
fi
dnl version 4.0.1 was reported to cause trouble on Macintosh by Marcin Dalecki
if test "$gccversion" = "3.0.1" -o "$gccversion" = "3.0.2" -o "$gccversion" = "4.0.1"; then
echo 'GCC [[34]].0.[[12]] has a bug in the optimizer, disabling "-O#"'
CFLAGS=`echo "$CFLAGS" | sed 's/-O[[23456789]]/-O/'`
else
if test "$gccversion" = "3.1" -o "$gccversion" = "3.2" -o "$gccversion" = "3.2.1" && `echo "$CFLAGS" | grep -v fno-strength-reduce >/dev/null`; then
echo 'GCC 3.1 and 3.2 have a bug in the optimizer, adding "-fno-strength-reduce"'
CFLAGS="$CFLAGS -fno-strength-reduce"
fi
fi
fi
dnl clang-500.2.75 or around has abandoned -f[no-]strength-reduce and issues a
dnl warning when that flag is passed to. Accordingly, adjust CFLAGS based on
dnl the version number of the clang in use.
dnl Note that this does not work to get the version of clang 3.1 or 3.2.
AC_MSG_CHECKING(for clang version)
CLANG_VERSION_STRING=`$CC --version 2>/dev/null | sed -n -e 's/^.*clang[[^0-9]]*\([[0-9]][[0-9]]*\.[[0-9]][[0-9]]*\.[[0-9]][[0-9]]*\).*$/\1/p'`
if test x"$CLANG_VERSION_STRING" != x"" ; then
CLANG_MAJOR=`echo "$CLANG_VERSION_STRING" | sed -n -e 's/\([[0-9]][[0-9]]*\)\.[[0-9]][[0-9]]*\.[[0-9]][[0-9]]*/\1/p'`
CLANG_MINOR=`echo "$CLANG_VERSION_STRING" | sed -n -e 's/[[0-9]][[0-9]]*\.\([[0-9]][[0-9]]*\)\.[[0-9]][[0-9]]*/\1/p'`
CLANG_REVISION=`echo "$CLANG_VERSION_STRING" | sed -n -e 's/[[0-9]][[0-9]]*\.[[0-9]][[0-9]]*\.\([[0-9]][[0-9]]*\)/\1/p'`
CLANG_VERSION=`expr $CLANG_MAJOR '*' 1000000 '+' $CLANG_MINOR '*' 1000 '+' $CLANG_REVISION`
AC_MSG_RESULT($CLANG_VERSION)
dnl If you find the same issue with versions earlier than 500.2.75,
dnl change the constant 500002075 below appropriately. To get the
dnl integer corresponding to a version number, refer to the
dnl definition of CLANG_VERSION above.
AC_MSG_CHECKING(if clang supports -fno-strength-reduce)
if test "$CLANG_VERSION" -ge 500002075 ; then
AC_MSG_RESULT(no)
CFLAGS=`echo "$CFLAGS" | sed -e 's/-fno-strength-reduce/ /'`
else
AC_MSG_RESULT(yes)
fi
else
AC_MSG_RESULT(N/A)
fi
dnl If configure thinks we are cross compiling, there might be something
dnl wrong with the CC or CFLAGS settings, give a useful warning message
CROSS_COMPILING=
if test "$cross_compiling" = yes; then
AC_MSG_RESULT([cannot compile a simple program; if not cross compiling check CC and CFLAGS])
CROSS_COMPILING=1
fi
AC_SUBST(CROSS_COMPILING)
dnl gcc-cpp has the wonderful -MM option to produce nicer dependencies.
dnl But gcc 3.1 changed the meaning! See near the end.
test "$GCC" = yes && CPP_MM=M; AC_SUBST(CPP_MM)
if test -f ./toolcheck; then
AC_CHECKING(for buggy tools)
sh ./toolcheck 1>&AC_FD_MSG
fi
OS_EXTRA_SRC=""; OS_EXTRA_OBJ=""
dnl Check for BeOS, which needs an extra source file
AC_MSG_CHECKING(for BeOS)
case `uname` in
BeOS) OS_EXTRA_SRC=os_beos.c; OS_EXTRA_OBJ=objects/os_beos.o
BEOS=yes; AC_MSG_RESULT(yes);;
*) BEOS=no; AC_MSG_RESULT(no);;
esac
dnl If QNX is found, assume we don't want to use Xphoton
dnl unless it was specifically asked for (--with-x)
AC_MSG_CHECKING(for QNX)
case `uname` in
QNX) OS_EXTRA_SRC=os_qnx.c; OS_EXTRA_OBJ=objects/os_qnx.o
test -z "$with_x" && with_x=no
QNX=yes; AC_MSG_RESULT(yes);;
*) QNX=no; AC_MSG_RESULT(no);;
esac
dnl Check for Darwin and MacOS X
dnl We do a check for MacOS X in the very beginning because there
dnl are a lot of other things we need to change besides GUI stuff
AC_MSG_CHECKING([for Darwin (Mac OS X)])
if test "`(uname) 2>/dev/null`" = Darwin; then
AC_MSG_RESULT(yes)
AC_MSG_CHECKING(--disable-darwin argument)
AC_ARG_ENABLE(darwin,
[ --disable-darwin Disable Darwin (Mac OS X) support.],
, [enable_darwin="yes"])
if test "$enable_darwin" = "yes"; then
AC_MSG_RESULT(no)
AC_MSG_CHECKING(if Darwin files are there)
if test -f os_macosx.m; then
AC_MSG_RESULT(yes)
else
AC_MSG_RESULT([no, Darwin support disabled])
enable_darwin=no
fi
else
AC_MSG_RESULT([yes, Darwin support excluded])
fi
AC_MSG_CHECKING(--with-mac-arch argument)
AC_ARG_WITH(mac-arch, [ --with-mac-arch=ARCH current, intel, ppc or both],
MACARCH="$withval"; AC_MSG_RESULT($MACARCH),
MACARCH="current"; AC_MSG_RESULT(defaulting to $MACARCH))
AC_MSG_CHECKING(--with-developer-dir argument)
AC_ARG_WITH(developer-dir, [ --with-developer-dir=PATH use PATH as location for Xcode developer tools],
DEVELOPER_DIR="$withval"; AC_MSG_RESULT($DEVELOPER_DIR),
AC_MSG_RESULT(not present))
if test "x$DEVELOPER_DIR" = "x"; then
AC_PATH_PROG(XCODE_SELECT, xcode-select)
if test "x$XCODE_SELECT" != "x"; then
AC_MSG_CHECKING(for developer dir using xcode-select)
DEVELOPER_DIR=`$XCODE_SELECT -print-path`
AC_MSG_RESULT([$DEVELOPER_DIR])
else
DEVELOPER_DIR=/Developer
fi
fi
if test "x$MACARCH" = "xboth"; then
AC_MSG_CHECKING(for 10.4 universal SDK)
dnl There is a terrible inconsistency (but we appear to get away with it):
dnl $CFLAGS uses the 10.4u SDK library for the headers, while $CPPFLAGS
dnl doesn't, because "gcc -E" doesn't grok it. That means the configure
dnl tests using the preprocessor are actually done with the wrong header
dnl files. $LDFLAGS is set at the end, because configure uses it together
dnl with $CFLAGS and we can only have one -sysroot argument.
save_cppflags="$CPPFLAGS"
save_cflags="$CFLAGS"
save_ldflags="$LDFLAGS"
CFLAGS="$CFLAGS -isysroot $DEVELOPER_DIR/SDKs/MacOSX10.4u.sdk -arch i386 -arch ppc"
AC_TRY_LINK([ ], [ ],
AC_MSG_RESULT(found, will make universal binary),
AC_MSG_RESULT(not found)
CFLAGS="$save_cflags"
AC_MSG_CHECKING(if Intel architecture is supported)
CPPFLAGS="$CPPFLAGS -arch i386"
LDFLAGS="$save_ldflags -arch i386"
AC_TRY_LINK([ ], [ ],
AC_MSG_RESULT(yes); MACARCH="intel",
AC_MSG_RESULT(no, using PowerPC)
MACARCH="ppc"
CPPFLAGS="$save_cppflags -arch ppc"
LDFLAGS="$save_ldflags -arch ppc"))
elif test "x$MACARCH" = "xintel"; then
CPPFLAGS="$CPPFLAGS -arch intel"
LDFLAGS="$LDFLAGS -arch intel"
elif test "x$MACARCH" = "xppc"; then
CPPFLAGS="$CPPFLAGS -arch ppc"
LDFLAGS="$LDFLAGS -arch ppc"
fi
if test "$enable_darwin" = "yes"; then
MACOSX=yes
OS_EXTRA_SRC="os_macosx.m os_mac_conv.c";
OS_EXTRA_OBJ="objects/os_macosx.o objects/os_mac_conv.o"
dnl TODO: use -arch i386 on Intel machines
dnl Removed -no-cpp-precomp, only for very old compilers.
CPPFLAGS="$CPPFLAGS -DMACOS_X_UNIX"
dnl If Carbon is found, assume we don't want X11
dnl unless it was specifically asked for (--with-x)
dnl or Motif, Athena or GTK GUI is used.
AC_CHECK_HEADER(Carbon/Carbon.h, CARBON=yes)
if test "x$CARBON" = "xyes"; then
if test -z "$with_x" -a "X$enable_gui" != Xmotif -a "X$enable_gui" != Xathena -a "X$enable_gui" != Xgtk2 -a "X$enable_gui" != Xgtk3; then
with_x=no
fi
fi
fi
dnl Avoid a bug with -O2 with gcc 4.0.1. Symptom: malloc() reports double
dnl free. This happens in expand_filename(), because the optimizer swaps
dnl two blocks of code, both using "repl", that can't be swapped.
if test "$MACARCH" = "intel" -o "$MACARCH" = "both"; then
CFLAGS=`echo "$CFLAGS" | sed 's/-O[[23456789]]/-Oz/'`
fi
else
AC_MSG_RESULT(no)
fi
dnl Mac OS X 10.9+ no longer include AvailabilityMacros.h in Carbon
dnl so we need to include it to have access to version macros.
AC_CHECK_HEADERS(AvailabilityMacros.h)
AC_SUBST(OS_EXTRA_SRC)
AC_SUBST(OS_EXTRA_OBJ)
dnl Add /usr/local/lib to $LDFLAGS and /usr/local/include to CFLAGS.
dnl Only when the directory exists and it wasn't there yet.
dnl For gcc don't do this when it is already in the default search path.
dnl Skip all of this when cross-compiling.
if test "$cross_compiling" = no; then
AC_MSG_CHECKING(--with-local-dir argument)
have_local_include=''
have_local_lib=''
AC_ARG_WITH([local-dir], [ --with-local-dir=PATH search PATH instead of /usr/local for local libraries.
--without-local-dir do not search /usr/local for local libraries.], [
local_dir="$withval"
case "$withval" in
*/*) ;;
no)
# avoid adding local dir to LDFLAGS and CPPFLAGS
have_local_include=yes
have_local_lib=yes
;;
*) AC_MSG_ERROR(must pass path argument to --with-local-dir) ;;
esac
AC_MSG_RESULT($local_dir)
], [
local_dir=/usr/local
AC_MSG_RESULT(Defaulting to $local_dir)
])
if test "$GCC" = yes -a "$local_dir" != no; then
echo 'void f(){}' > conftest.c
dnl Removed -no-cpp-precomp, only needed for OS X 10.2 (Ben Fowler)
have_local_include=`${CC-cc} -c -v conftest.c 2>&1 | grep "${local_dir}/include"`
have_local_lib=`${CC-cc} -c -v conftest.c 2>&1 | grep "${local_dir}/lib"`
rm -f conftest.c conftest.o
fi
if test -z "$have_local_lib" -a -d "${local_dir}/lib"; then
tt=`echo "$LDFLAGS" | sed -e "s+-L${local_dir}/lib ++g" -e "s+-L${local_dir}/lib$++g"`
if test "$tt" = "$LDFLAGS"; then
LDFLAGS="$LDFLAGS -L${local_dir}/lib"
fi
fi
if test -z "$have_local_include" -a -d "${local_dir}/include"; then
tt=`echo "$CPPFLAGS" | sed -e "s+-I${local_dir}/include ++g" -e "s+-I${local_dir}/include$++g"`
if test "$tt" = "$CPPFLAGS"; then
CPPFLAGS="$CPPFLAGS -I${local_dir}/include"
fi
fi
fi
AC_MSG_CHECKING(--with-vim-name argument)
AC_ARG_WITH(vim-name, [ --with-vim-name=NAME what to call the Vim executable],
VIMNAME="$withval"; AC_MSG_RESULT($VIMNAME),
VIMNAME="vim"; AC_MSG_RESULT(Defaulting to $VIMNAME))
AC_SUBST(VIMNAME)
AC_MSG_CHECKING(--with-ex-name argument)
AC_ARG_WITH(ex-name, [ --with-ex-name=NAME what to call the Ex executable],
EXNAME="$withval"; AC_MSG_RESULT($EXNAME),
EXNAME="ex"; AC_MSG_RESULT(Defaulting to ex))
AC_SUBST(EXNAME)
AC_MSG_CHECKING(--with-view-name argument)
AC_ARG_WITH(view-name, [ --with-view-name=NAME what to call the View executable],
VIEWNAME="$withval"; AC_MSG_RESULT($VIEWNAME),
VIEWNAME="view"; AC_MSG_RESULT(Defaulting to view))
AC_SUBST(VIEWNAME)
AC_MSG_CHECKING(--with-global-runtime argument)
AC_ARG_WITH(global-runtime, [ --with-global-runtime=DIR global runtime directory in 'runtimepath'],
AC_MSG_RESULT($withval); AC_DEFINE_UNQUOTED(RUNTIME_GLOBAL, "$withval"),
AC_MSG_RESULT(no))
AC_MSG_CHECKING(--with-modified-by argument)
AC_ARG_WITH(modified-by, [ --with-modified-by=NAME name of who modified a release version],
AC_MSG_RESULT($withval); AC_DEFINE_UNQUOTED(MODIFIED_BY, "$withval"),
AC_MSG_RESULT(no))
dnl Check for EBCDIC stolen from the LYNX port to z/OS Unix
AC_MSG_CHECKING(if character set is EBCDIC)
AC_TRY_COMPILE([ ],
[ /* TryCompile function for CharSet.
Treat any failure as ASCII for compatibility with existing art.
Use compile-time rather than run-time tests for cross-compiler
tolerance. */
#if '0'!=240
make an error "Character set is not EBCDIC"
#endif ],
[ # TryCompile action if true
cf_cv_ebcdic=yes ],
[ # TryCompile action if false
cf_cv_ebcdic=no])
# end of TryCompile ])
# end of CacheVal CvEbcdic
AC_MSG_RESULT($cf_cv_ebcdic)
case "$cf_cv_ebcdic" in #(vi
yes) AC_DEFINE(EBCDIC)
line_break='"\\n"'
;;
*) line_break='"\\012"';;
esac
AC_SUBST(line_break)
if test "$cf_cv_ebcdic" = "yes"; then
dnl If we have EBCDIC we most likely have z/OS Unix, let's test it!
AC_MSG_CHECKING(for z/OS Unix)
case `uname` in
OS/390) zOSUnix="yes";
dnl If using cc the environment variable _CC_CCMODE must be
dnl set to "1", so that some compiler extensions are enabled.
dnl If using c89 the environment variable is named _CC_C89MODE.
dnl Note: compile with c89 never tested.
if test "$CC" = "cc"; then
ccm="$_CC_CCMODE"
ccn="CC"
else
if test "$CC" = "c89"; then
ccm="$_CC_C89MODE"
ccn="C89"
else
ccm=1
fi
fi
if test "$ccm" != "1"; then
echo ""
echo "------------------------------------------"
echo " On z/OS Unix, the environment variable"
echo " _CC_${ccn}MODE must be set to \"1\"!"
echo " Do:"
echo " export _CC_${ccn}MODE=1"
echo " and then call configure again."
echo "------------------------------------------"
exit 1
fi
# Set CFLAGS for configure process.
# This will be reset later for config.mk.
# Use haltonmsg to force error for missing H files.
CFLAGS="$CFLAGS -D_ALL_SOURCE -Wc,float(ieee),haltonmsg(3296)";
LDFLAGS="$LDFLAGS -Wl,EDIT=NO"
AC_MSG_RESULT(yes)
;;
*) zOSUnix="no";
AC_MSG_RESULT(no)
;;
esac
fi
dnl Set QUOTESED. Needs additional backslashes on zOS
if test "$zOSUnix" = "yes"; then
QUOTESED="sed -e 's/[[\\\\\"]]/\\\\\\\\&/g' -e 's/\\\\\\\\\"/\"/' -e 's/\\\\\\\\\";\$\$/\";/'"
else
QUOTESED="sed -e 's/[[\\\\\"]]/\\\\&/g' -e 's/\\\\\"/\"/' -e 's/\\\\\";\$\$/\";/'"
fi
AC_SUBST(QUOTESED)
dnl Link with -lsmack for Smack stuff; if not found
AC_MSG_CHECKING(--disable-smack argument)
AC_ARG_ENABLE(smack,
[ --disable-smack Do not check for Smack support.],
, enable_smack="yes")
if test "$enable_smack" = "yes"; then
AC_MSG_RESULT(no)
AC_CHECK_HEADER([linux/xattr.h], true, enable_smack="no")
else
AC_MSG_RESULT(yes)
fi
if test "$enable_smack" = "yes"; then
AC_CHECK_HEADER([attr/xattr.h], true, enable_smack="no")
fi
if test "$enable_smack" = "yes"; then
AC_MSG_CHECKING(for XATTR_NAME_SMACKEXEC in linux/xattr.h)
AC_EGREP_CPP(XATTR_NAME_SMACKEXEC, [#include <linux/xattr.h>],
AC_MSG_RESULT(yes),
AC_MSG_RESULT(no); enable_smack="no")
fi
if test "$enable_smack" = "yes"; then
AC_CHECK_LIB(attr, setxattr,
[LIBS="$LIBS -lattr"
found_smack="yes"
AC_DEFINE(HAVE_SMACK)])
fi
dnl When smack was found don't search for SELinux
if test "x$found_smack" = "x"; then
dnl Link with -lselinux for SELinux stuff; if not found
AC_MSG_CHECKING(--disable-selinux argument)
AC_ARG_ENABLE(selinux,
[ --disable-selinux Do not check for SELinux support.],
, enable_selinux="yes")
if test "$enable_selinux" = "yes"; then
AC_MSG_RESULT(no)
AC_CHECK_LIB(selinux, is_selinux_enabled,
[LIBS="$LIBS -lselinux"
AC_DEFINE(HAVE_SELINUX)])
else
AC_MSG_RESULT(yes)
fi
fi
dnl Check user requested features.
AC_MSG_CHECKING(--with-features argument)
AC_ARG_WITH(features, [ --with-features=TYPE tiny, small, normal, big or huge (default: huge)],
features="$withval"; AC_MSG_RESULT($features),
features="huge"; AC_MSG_RESULT(Defaulting to huge))
dovimdiff=""
dogvimdiff=""
case "$features" in
tiny) AC_DEFINE(FEAT_TINY) ;;
small) AC_DEFINE(FEAT_SMALL) ;;
normal) AC_DEFINE(FEAT_NORMAL) dovimdiff="installvimdiff";
dogvimdiff="installgvimdiff" ;;
big) AC_DEFINE(FEAT_BIG) dovimdiff="installvimdiff";
dogvimdiff="installgvimdiff" ;;
huge) AC_DEFINE(FEAT_HUGE) dovimdiff="installvimdiff";
dogvimdiff="installgvimdiff" ;;
*) AC_MSG_RESULT([Sorry, $features is not supported]) ;;
esac
AC_SUBST(dovimdiff)
AC_SUBST(dogvimdiff)
AC_MSG_CHECKING(--with-compiledby argument)
AC_ARG_WITH(compiledby, [ --with-compiledby=NAME name to show in :version message],
compiledby="$withval"; AC_MSG_RESULT($withval),
compiledby=""; AC_MSG_RESULT(no))
AC_SUBST(compiledby)
AC_MSG_CHECKING(--disable-xsmp argument)
AC_ARG_ENABLE(xsmp,
[ --disable-xsmp Disable XSMP session management],
, enable_xsmp="yes")
if test "$enable_xsmp" = "yes"; then
AC_MSG_RESULT(no)
AC_MSG_CHECKING(--disable-xsmp-interact argument)
AC_ARG_ENABLE(xsmp-interact,
[ --disable-xsmp-interact Disable XSMP interaction],
, enable_xsmp_interact="yes")
if test "$enable_xsmp_interact" = "yes"; then
AC_MSG_RESULT(no)
AC_DEFINE(USE_XSMP_INTERACT)
else
AC_MSG_RESULT(yes)
fi
else
AC_MSG_RESULT(yes)
fi
dnl Check for Lua feature.
AC_MSG_CHECKING(--enable-luainterp argument)
AC_ARG_ENABLE(luainterp,
[ --enable-luainterp[=OPTS] Include Lua interpreter. [default=no] [OPTS=no/yes/dynamic]], ,
[enable_luainterp="no"])
AC_MSG_RESULT($enable_luainterp)
if test "$enable_luainterp" = "yes" -o "$enable_luainterp" = "dynamic"; then
if test "x$features" = "xtiny" -o "x$features" = "xsmall"; then
AC_MSG_ERROR([cannot use Lua with tiny or small features])
fi
dnl -- find the lua executable
AC_SUBST(vi_cv_path_lua)
AC_MSG_CHECKING(--with-lua-prefix argument)
AC_ARG_WITH(lua_prefix,
[ --with-lua-prefix=PFX Prefix where Lua is installed.],
with_lua_prefix="$withval"; AC_MSG_RESULT($with_lua_prefix),
with_lua_prefix="";AC_MSG_RESULT(no))
if test "X$with_lua_prefix" != "X"; then
vi_cv_path_lua_pfx="$with_lua_prefix"
else
AC_MSG_CHECKING(LUA_PREFIX environment var)
if test "X$LUA_PREFIX" != "X"; then
AC_MSG_RESULT("$LUA_PREFIX")
vi_cv_path_lua_pfx="$LUA_PREFIX"
else
AC_MSG_RESULT([not set, default to /usr])
vi_cv_path_lua_pfx="/usr"
fi
fi
AC_MSG_CHECKING(--with-luajit)
AC_ARG_WITH(luajit,
[ --with-luajit Link with LuaJIT instead of Lua.],
[vi_cv_with_luajit="$withval"],
[vi_cv_with_luajit="no"])
AC_MSG_RESULT($vi_cv_with_luajit)
LUA_INC=
if test "X$vi_cv_path_lua_pfx" != "X"; then
if test "x$vi_cv_with_luajit" != "xno"; then
dnl -- try to find LuaJIT executable
AC_PATH_PROG(vi_cv_path_luajit, luajit)
if test "X$vi_cv_path_luajit" != "X"; then
dnl -- find LuaJIT version
AC_CACHE_CHECK(LuaJIT version, vi_cv_version_luajit,
[ vi_cv_version_luajit=`${vi_cv_path_luajit} -v 2>&1 | sed 's/LuaJIT \([[0-9.]]*\)\.[[0-9]]\(-[[a-z0-9]]*\)* .*/\1/'` ])
AC_CACHE_CHECK(Lua version of LuaJIT, vi_cv_version_lua_luajit,
[ vi_cv_version_lua_luajit=`${vi_cv_path_luajit} -e "print(_VERSION)" | sed 's/.* //'` ])
vi_cv_path_lua="$vi_cv_path_luajit"
vi_cv_version_lua="$vi_cv_version_lua_luajit"
fi
else
dnl -- try to find Lua executable
AC_PATH_PROG(vi_cv_path_plain_lua, lua)
if test "X$vi_cv_path_plain_lua" != "X"; then
dnl -- find Lua version
AC_CACHE_CHECK(Lua version, vi_cv_version_plain_lua,
[ vi_cv_version_plain_lua=`${vi_cv_path_plain_lua} -e "print(_VERSION)" | sed 's/.* //'` ])
fi
vi_cv_path_lua="$vi_cv_path_plain_lua"
vi_cv_version_lua="$vi_cv_version_plain_lua"
fi
if test "x$vi_cv_with_luajit" != "xno" && test "X$vi_cv_version_luajit" != "X"; then
AC_MSG_CHECKING(if lua.h can be found in $vi_cv_path_lua_pfx/include/luajit-$vi_cv_version_luajit)
if test -f "$vi_cv_path_lua_pfx/include/luajit-$vi_cv_version_luajit/lua.h"; then
AC_MSG_RESULT(yes)
LUA_INC=/luajit-$vi_cv_version_luajit
fi
fi
if test "X$LUA_INC" = "X"; then
AC_MSG_CHECKING(if lua.h can be found in $vi_cv_path_lua_pfx/include)
if test -f "$vi_cv_path_lua_pfx/include/lua.h"; then
AC_MSG_RESULT(yes)
else
AC_MSG_RESULT(no)
AC_MSG_CHECKING(if lua.h can be found in $vi_cv_path_lua_pfx/include/lua$vi_cv_version_lua)
if test -f "$vi_cv_path_lua_pfx/include/lua$vi_cv_version_lua/lua.h"; then
AC_MSG_RESULT(yes)
LUA_INC=/lua$vi_cv_version_lua
else
AC_MSG_RESULT(no)
vi_cv_path_lua_pfx=
fi
fi
fi
fi
if test "X$vi_cv_path_lua_pfx" != "X"; then
if test "x$vi_cv_with_luajit" != "xno"; then
multiarch=`dpkg-architecture -qDEB_HOST_MULTIARCH 2> /dev/null`
if test "X$multiarch" != "X"; then
lib_multiarch="lib/${multiarch}"
else
lib_multiarch="lib"
fi
if test "X$vi_cv_version_lua" = "X"; then
LUA_LIBS="-L${vi_cv_path_lua_pfx}/${lib_multiarch} -lluajit"
else
LUA_LIBS="-L${vi_cv_path_lua_pfx}/${lib_multiarch} -lluajit-$vi_cv_version_lua"
fi
else
if test "X$LUA_INC" != "X"; then
dnl Test alternate location using version
LUA_LIBS="-L${vi_cv_path_lua_pfx}/lib -llua$vi_cv_version_lua"
else
LUA_LIBS="-L${vi_cv_path_lua_pfx}/lib -llua"
fi
fi
if test "$enable_luainterp" = "dynamic"; then
lua_ok="yes"
else
AC_MSG_CHECKING([if link with ${LUA_LIBS} is sane])
libs_save=$LIBS
LIBS="$LIBS $LUA_LIBS"
AC_TRY_LINK(,[ ],
AC_MSG_RESULT(yes); lua_ok="yes",
AC_MSG_RESULT(no); lua_ok="no"; LUA_LIBS="")
LIBS=$libs_save
fi
if test "x$lua_ok" = "xyes"; then
LUA_CFLAGS="-I${vi_cv_path_lua_pfx}/include${LUA_INC}"
LUA_SRC="if_lua.c"
LUA_OBJ="objects/if_lua.o"
LUA_PRO="if_lua.pro"
AC_DEFINE(FEAT_LUA)
fi
if test "$enable_luainterp" = "dynamic"; then
if test "x$vi_cv_with_luajit" != "xno"; then
luajit="jit"
fi
if test -f "${vi_cv_path_lua_pfx}/bin/cyglua-${vi_cv_version_lua}.dll"; then
vi_cv_dll_name_lua="cyglua-${vi_cv_version_lua}.dll"
else
if test "x$MACOSX" = "xyes"; then
ext="dylib"
indexes=""
else
ext="so"
indexes=".0 .1 .2 .3 .4 .5 .6 .7 .8 .9"
multiarch=`dpkg-architecture -qDEB_HOST_MULTIARCH 2> /dev/null`
if test "X$multiarch" != "X"; then
lib_multiarch="lib/${multiarch}"
fi
fi
dnl Determine the sover for the current version, but fallback to
dnl liblua${vi_cv_version_lua}.so if no sover-versioned file is found.
AC_MSG_CHECKING(if liblua${luajit}*.${ext}* can be found in $vi_cv_path_lua_pfx)
for subdir in "${lib_multiarch}" lib64 lib; do
if test -z "$subdir"; then
continue
fi
for sover in "${vi_cv_version_lua}.${ext}" "-${vi_cv_version_lua}.${ext}" \
".${vi_cv_version_lua}.${ext}" ".${ext}.${vi_cv_version_lua}"; do
for i in $indexes ""; do
if test -f "${vi_cv_path_lua_pfx}/${subdir}/liblua${luajit}${sover}$i"; then
sover2="$i"
break 3
fi
done
done
sover=""
done
if test "X$sover" = "X"; then
AC_MSG_RESULT(no)
lua_ok="no"
vi_cv_dll_name_lua="liblua${luajit}.${ext}"
else
AC_MSG_RESULT(yes)
lua_ok="yes"
vi_cv_dll_name_lua="liblua${luajit}${sover}$sover2"
fi
fi
AC_DEFINE(DYNAMIC_LUA)
LUA_LIBS=""
LUA_CFLAGS="-DDYNAMIC_LUA_DLL=\\\"${vi_cv_dll_name_lua}\\\" $LUA_CFLAGS"
fi
if test "X$LUA_CFLAGS$LUA_LIBS" != "X" && \
test "x$MACOSX" = "xyes" && test "x$vi_cv_with_luajit" != "xno" && \
test "`(uname -m) 2>/dev/null`" = "x86_64"; then
dnl OSX/x64 requires these flags. See http://luajit.org/install.html
LUA_LIBS="-pagezero_size 10000 -image_base 100000000 $LUA_LIBS"
fi
fi
if test "$fail_if_missing" = "yes" -a "$lua_ok" != "yes"; then
AC_MSG_ERROR([could not configure lua])
fi
AC_SUBST(LUA_SRC)
AC_SUBST(LUA_OBJ)
AC_SUBST(LUA_PRO)
AC_SUBST(LUA_LIBS)
AC_SUBST(LUA_CFLAGS)
fi
dnl Check for MzScheme feature.
AC_MSG_CHECKING(--enable-mzschemeinterp argument)
AC_ARG_ENABLE(mzschemeinterp,
[ --enable-mzschemeinterp Include MzScheme interpreter.], ,
[enable_mzschemeinterp="no"])
AC_MSG_RESULT($enable_mzschemeinterp)
if test "$enable_mzschemeinterp" = "yes"; then
dnl -- find the mzscheme executable
AC_SUBST(vi_cv_path_mzscheme)
AC_MSG_CHECKING(--with-plthome argument)
AC_ARG_WITH(plthome,
[ --with-plthome=PLTHOME Use PLTHOME.],
with_plthome="$withval"; AC_MSG_RESULT($with_plthome),
with_plthome="";AC_MSG_RESULT("no"))
if test "X$with_plthome" != "X"; then
vi_cv_path_mzscheme_pfx="$with_plthome"
vi_cv_path_mzscheme="${vi_cv_path_mzscheme_pfx}/bin/mzscheme"
else
AC_MSG_CHECKING(PLTHOME environment var)
if test "X$PLTHOME" != "X"; then
AC_MSG_RESULT("$PLTHOME")
vi_cv_path_mzscheme_pfx="$PLTHOME"
vi_cv_path_mzscheme="${vi_cv_path_mzscheme_pfx}/bin/mzscheme"
else
AC_MSG_RESULT(not set)
dnl -- try to find MzScheme executable
AC_PATH_PROG(vi_cv_path_mzscheme, mzscheme)
dnl resolve symbolic link, the executable is often elsewhere and there
dnl are no links for the include files.
if test "X$vi_cv_path_mzscheme" != "X"; then
lsout=`ls -l $vi_cv_path_mzscheme`
if echo "$lsout" | grep -e '->' >/dev/null 2>/dev/null; then
vi_cv_path_mzscheme=`echo "$lsout" | sed 's/.*-> \(.*\)/\1/'`
fi
fi
if test "X$vi_cv_path_mzscheme" != "X"; then
dnl -- find where MzScheme thinks it was installed
AC_CACHE_CHECK(MzScheme install prefix,vi_cv_path_mzscheme_pfx,
dnl different versions of MzScheme differ in command line processing
dnl use universal approach
echo "(display (simplify-path \
(build-path (call-with-values \
(lambda () (split-path (find-system-path (quote exec-file)))) \
(lambda (base name must-be-dir?) base)) (quote up))))" > mzdirs.scm
dnl Remove a trailing slash
[ vi_cv_path_mzscheme_pfx=`${vi_cv_path_mzscheme} -r mzdirs.scm | \
sed -e 's+/$++'` ])
rm -f mzdirs.scm
fi
fi
fi
if test "X$vi_cv_path_mzscheme_pfx" != "X"; then
AC_MSG_CHECKING(for racket include directory)
SCHEME_INC=`${vi_cv_path_mzscheme} -e '(require setup/dirs)(let ((p (find-include-dir))) (when (path? p) (display p)))'`
if test "X$SCHEME_INC" != "X"; then
AC_MSG_RESULT(${SCHEME_INC})
else
AC_MSG_RESULT(not found)
AC_MSG_CHECKING(if scheme.h can be found in $vi_cv_path_mzscheme_pfx/include)
if test -f "$vi_cv_path_mzscheme_pfx/include/scheme.h"; then
SCHEME_INC=${vi_cv_path_mzscheme_pfx}/include
AC_MSG_RESULT(yes)
else
AC_MSG_RESULT(no)
AC_MSG_CHECKING(if scheme.h can be found in $vi_cv_path_mzscheme_pfx/include/plt)
if test -f "$vi_cv_path_mzscheme_pfx/include/plt/scheme.h"; then
AC_MSG_RESULT(yes)
SCHEME_INC=${vi_cv_path_mzscheme_pfx}/include/plt
else
AC_MSG_RESULT(no)
AC_MSG_CHECKING(if scheme.h can be found in $vi_cv_path_mzscheme_pfx/include/racket)
if test -f "$vi_cv_path_mzscheme_pfx/include/racket/scheme.h"; then
AC_MSG_RESULT(yes)
SCHEME_INC=${vi_cv_path_mzscheme_pfx}/include/racket
else
AC_MSG_RESULT(no)
AC_MSG_CHECKING(if scheme.h can be found in /usr/include/plt/)
if test -f /usr/include/plt/scheme.h; then
AC_MSG_RESULT(yes)
SCHEME_INC=/usr/include/plt
else
AC_MSG_RESULT(no)
AC_MSG_CHECKING(if scheme.h can be found in /usr/include/racket/)
if test -f /usr/include/racket/scheme.h; then
AC_MSG_RESULT(yes)
SCHEME_INC=/usr/include/racket
else
AC_MSG_RESULT(no)
vi_cv_path_mzscheme_pfx=
fi
fi
fi
fi
fi
fi
fi
if test "X$vi_cv_path_mzscheme_pfx" != "X"; then
AC_MSG_CHECKING(for racket lib directory)
SCHEME_LIB=`${vi_cv_path_mzscheme} -e '(require setup/dirs)(let ((p (find-lib-dir))) (when (path? p) (display p)))'`
if test "X$SCHEME_LIB" != "X"; then
AC_MSG_RESULT(${SCHEME_LIB})
else
AC_MSG_RESULT(not found)
fi
for path in "${vi_cv_path_mzscheme_pfx}/lib" "${SCHEME_LIB}"; do
if test "X$path" != "X"; then
if test "x$MACOSX" = "xyes"; then
MZSCHEME_LIBS="-framework Racket"
MZSCHEME_CFLAGS="-DMZ_PRECISE_GC"
elif test -f "${path}/libmzscheme3m.a"; then
MZSCHEME_LIBS="${path}/libmzscheme3m.a"
MZSCHEME_CFLAGS="-DMZ_PRECISE_GC"
elif test -f "${path}/libracket3m.a"; then
MZSCHEME_LIBS="${path}/libracket3m.a"
MZSCHEME_CFLAGS="-DMZ_PRECISE_GC"
elif test -f "${path}/libracket.a"; then
MZSCHEME_LIBS="${path}/libracket.a ${path}/libmzgc.a"
elif test -f "${path}/libmzscheme.a"; then
MZSCHEME_LIBS="${path}/libmzscheme.a ${path}/libmzgc.a"
else
dnl Using shared objects
if test -f "${path}/libmzscheme3m.so"; then
MZSCHEME_LIBS="-L${path} -lmzscheme3m"
MZSCHEME_CFLAGS="-DMZ_PRECISE_GC"
elif test -f "${path}/libracket3m.so"; then
MZSCHEME_LIBS="-L${path} -lracket3m"
MZSCHEME_CFLAGS="-DMZ_PRECISE_GC"
elif test -f "${path}/libracket.so"; then
MZSCHEME_LIBS="-L${path} -lracket -lmzgc"
else
dnl try next until last
if test "$path" != "$SCHEME_LIB"; then
continue
fi
MZSCHEME_LIBS="-L${path} -lmzscheme -lmzgc"
fi
if test "$GCC" = yes; then
dnl Make Vim remember the path to the library. For when it's not in
dnl $LD_LIBRARY_PATH.
MZSCHEME_LIBS="${MZSCHEME_LIBS} -Wl,-rpath -Wl,${path}"
elif test "`(uname) 2>/dev/null`" = SunOS &&
uname -r | grep '^5' >/dev/null; then
MZSCHEME_LIBS="${MZSCHEME_LIBS} -R ${path}"
fi
fi
fi
if test "X$MZSCHEME_LIBS" != "X"; then
break
fi
done
AC_MSG_CHECKING([if racket requires -pthread])
if test "X$SCHEME_LIB" != "X" && $FGREP -e -pthread "$SCHEME_LIB/buildinfo" >/dev/null ; then
AC_MSG_RESULT(yes)
MZSCHEME_LIBS="${MZSCHEME_LIBS} -pthread"
MZSCHEME_CFLAGS="${MZSCHEME_CFLAGS} -pthread"
else
AC_MSG_RESULT(no)
fi
AC_MSG_CHECKING(for racket config directory)
SCHEME_CONFIGDIR=`${vi_cv_path_mzscheme} -e '(require setup/dirs)(let ((p (find-config-dir))) (when (path? p) (display p)))'`
if test "X$SCHEME_CONFIGDIR" != "X"; then
MZSCHEME_CFLAGS="${MZSCHEME_CFLAGS} -DMZSCHEME_CONFIGDIR='\"${SCHEME_CONFIGDIR}\"'"
AC_MSG_RESULT(${SCHEME_CONFIGDIR})
else
AC_MSG_RESULT(not found)
fi
AC_MSG_CHECKING(for racket collects directory)
SCHEME_COLLECTS=`${vi_cv_path_mzscheme} -e '(require setup/dirs)(let ((p (find-collects-dir))) (when (path? p) (let-values (((base _1 _2) (split-path p))) (display base))))'`
if test "X$SCHEME_COLLECTS" = "X"; then
if test -d "$vi_cv_path_mzscheme_pfx/lib/plt/collects"; then
SCHEME_COLLECTS=$vi_cv_path_mzscheme_pfx/lib/plt/
else
if test -d "$vi_cv_path_mzscheme_pfx/lib/racket/collects"; then
SCHEME_COLLECTS=$vi_cv_path_mzscheme_pfx/lib/racket/
else
if test -d "$vi_cv_path_mzscheme_pfx/share/racket/collects"; then
SCHEME_COLLECTS=$vi_cv_path_mzscheme_pfx/share/racket/
else
if test -d "$vi_cv_path_mzscheme_pfx/collects"; then
SCHEME_COLLECTS=$vi_cv_path_mzscheme_pfx/
fi
fi
fi
fi
fi
if test "X$SCHEME_COLLECTS" != "X" ; then
AC_MSG_RESULT(${SCHEME_COLLECTS})
else
AC_MSG_RESULT(not found)
fi
AC_MSG_CHECKING(for mzscheme_base.c)
if test -f "${SCHEME_COLLECTS}collects/scheme/base.ss" ; then
MZSCHEME_EXTRA="mzscheme_base.c"
MZSCHEME_MZC="${vi_cv_path_mzscheme_pfx}/bin/mzc"
MZSCHEME_MOD="++lib scheme/base"
else
if test -f "${SCHEME_COLLECTS}collects/scheme/base.rkt" ; then
MZSCHEME_EXTRA="mzscheme_base.c"
MZSCHEME_MZC="${vi_cv_path_mzscheme_pfx}/bin/mzc"
MZSCHEME_MOD="++lib scheme/base"
else
if test -f "${SCHEME_COLLECTS}collects/racket/base.rkt" ; then
MZSCHEME_EXTRA="mzscheme_base.c"
MZSCHEME_MZC="${vi_cv_path_mzscheme_pfx}/bin/raco ctool"
MZSCHEME_MOD=""
fi
fi
fi
if test "X$MZSCHEME_EXTRA" != "X" ; then
dnl need to generate bytecode for MzScheme base
MZSCHEME_CFLAGS="${MZSCHEME_CFLAGS} -DINCLUDE_MZSCHEME_BASE"
AC_MSG_RESULT(needed)
else
AC_MSG_RESULT(not needed)
fi
dnl On Ubuntu this fixes "undefined reference to symbol 'ffi_type_void'".
AC_CHECK_LIB(ffi, ffi_type_void, [MZSCHEME_LIBS="$MZSCHEME_LIBS -lffi"])
MZSCHEME_CFLAGS="${MZSCHEME_CFLAGS} -I${SCHEME_INC} \
-DMZSCHEME_COLLECTS='\"${SCHEME_COLLECTS}collects\"'"
dnl Test that we can compile a simple program with these CFLAGS and LIBS.
AC_MSG_CHECKING([if compile and link flags for MzScheme are sane])
cflags_save=$CFLAGS
libs_save=$LIBS
CFLAGS="$CFLAGS $MZSCHEME_CFLAGS"
LIBS="$LIBS $MZSCHEME_LIBS"
AC_TRY_LINK(,[ ],
AC_MSG_RESULT(yes); mzs_ok=yes,
AC_MSG_RESULT(no: MZSCHEME DISABLED); mzs_ok=no)
CFLAGS=$cflags_save
LIBS=$libs_save
if test $mzs_ok = yes; then
MZSCHEME_SRC="if_mzsch.c"
MZSCHEME_OBJ="objects/if_mzsch.o"
MZSCHEME_PRO="if_mzsch.pro"
AC_DEFINE(FEAT_MZSCHEME)
else
MZSCHEME_CFLAGS=
MZSCHEME_LIBS=
MZSCHEME_EXTRA=
MZSCHEME_MZC=
fi
fi
AC_SUBST(MZSCHEME_SRC)
AC_SUBST(MZSCHEME_OBJ)
AC_SUBST(MZSCHEME_PRO)
AC_SUBST(MZSCHEME_LIBS)
AC_SUBST(MZSCHEME_CFLAGS)
AC_SUBST(MZSCHEME_EXTRA)
AC_SUBST(MZSCHEME_MZC)
fi
AC_MSG_CHECKING(--enable-perlinterp argument)
AC_ARG_ENABLE(perlinterp,
[ --enable-perlinterp[=OPTS] Include Perl interpreter. [default=no] [OPTS=no/yes/dynamic]], ,
[enable_perlinterp="no"])
AC_MSG_RESULT($enable_perlinterp)
if test "$enable_perlinterp" = "yes" -o "$enable_perlinterp" = "dynamic"; then
if test "x$features" = "xtiny" -o "x$features" = "xsmall"; then
AC_MSG_ERROR([cannot use Perl with tiny or small features])
fi
AC_SUBST(vi_cv_path_perl)
AC_PATH_PROG(vi_cv_path_perl, perl)
if test "X$vi_cv_path_perl" != "X"; then
AC_MSG_CHECKING(Perl version)
if $vi_cv_path_perl -e 'require 5.003_01' >/dev/null 2>/dev/null; then
eval `$vi_cv_path_perl -V:usethreads`
eval `$vi_cv_path_perl -V:libperl`
if test "X$usethreads" = "XUNKNOWN" -o "X$usethreads" = "Xundef"; then
badthreads=no
else
if $vi_cv_path_perl -e 'require 5.6.0' >/dev/null 2>/dev/null; then
eval `$vi_cv_path_perl -V:use5005threads`
if test "X$use5005threads" = "XUNKNOWN" -o "X$use5005threads" = "Xundef"; then
badthreads=no
else
badthreads=yes
AC_MSG_RESULT(>>> Perl > 5.6 with 5.5 threads cannot be used <<<)
fi
else
badthreads=yes
AC_MSG_RESULT(>>> Perl 5.5 with threads cannot be used <<<)
fi
fi
if test $badthreads = no; then
AC_MSG_RESULT(OK)
eval `$vi_cv_path_perl -V:shrpenv`
if test "X$shrpenv" = "XUNKNOWN"; then # pre 5.003_04
shrpenv=""
fi
vi_cv_perllib=`$vi_cv_path_perl -MConfig -e 'print $Config{privlibexp}'`
AC_SUBST(vi_cv_perllib)
vi_cv_perl_extutils=unknown_perl_extutils_path
for extutils_rel_path in ExtUtils vendor_perl/ExtUtils; do
xsubpp_path="$vi_cv_perllib/$extutils_rel_path/xsubpp"