8146638: Only use compiler option files if they are really supported by the toolchain
Reviewed-by: erikj
#
# Copyright (c) 2011, 2012, Oracle and/or its affiliates. All rights reserved.
# DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
#
# This code is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License version 2 only, as
# published by the Free Software Foundation. Oracle designates this
# particular file as subject to the "Classpath" exception as provided
# by Oracle in the LICENSE file that accompanied this code.
#
# This code is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
# version 2 for more details (a copy is included in the LICENSE file that
# accompanied this code).
#
# You should have received a copy of the GNU General Public License version
# 2 along with this work; if not, write to the Free Software Foundation,
# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
#
# Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
# or visit www.oracle.com if you need additional information or have any
# questions.
#
AC_DEFUN([BASIC_WINDOWS_REWRITE_AS_UNIX_PATH],
[
windows_path="[$]$1"
if test "x$OPENJDK_BUILD_OS_ENV" = "xwindows.cygwin"; then
unix_path=`$CYGPATH -u "$windows_path"`
$1="$unix_path"
elif test "x$OPENJDK_BUILD_OS_ENV" = "xwindows.msys"; then
unix_path=`$ECHO "$windows_path" | $SED -e 's,^\\(.\\):,/\\1,g' -e 's,\\\\,/,g'`
$1="$unix_path"
fi
])
AC_DEFUN([BASIC_WINDOWS_REWRITE_AS_WINDOWS_MIXED_PATH],
[
unix_path="[$]$1"
if test "x$OPENJDK_BUILD_OS_ENV" = "xwindows.cygwin"; then
windows_path=`$CYGPATH -m "$unix_path"`
$1="$windows_path"
elif test "x$OPENJDK_BUILD_OS_ENV" = "xwindows.msys"; then
windows_path=`cmd //c echo $unix_path`
$1="$windows_path"
fi
])
# Helper function which possibly converts a path using DOS-style short mode.
# If so, the updated path is stored in $new_path.
# $1: The path to check
AC_DEFUN([BASIC_MAKE_WINDOWS_SPACE_SAFE_CYGWIN],
[
input_path="$1"
# Check if we need to convert this using DOS-style short mode. If the path
# contains just simple characters, use it. Otherwise (spaces, weird characters),
# take no chances and rewrite it.
# Note: m4 eats our [], so we need to use @<:@ and @:>@ instead.
has_forbidden_chars=`$ECHO "$input_path" | $GREP @<:@^-._/a-zA-Z0-9@:>@`
if test "x$has_forbidden_chars" != x; then
# Now convert it to mixed DOS-style, short mode (no spaces, and / instead of \)
shortmode_path=`$CYGPATH -s -m -a "$input_path"`
path_after_shortmode=`$CYGPATH -u "$shortmode_path"`
if test "x$path_after_shortmode" != "x$input_to_shortpath"; then
# Going to short mode and back again did indeed matter. Since short mode is
# case insensitive, let's make it lowercase to improve readability.
shortmode_path=`$ECHO "$shortmode_path" | $TR 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' 'abcdefghijklmnopqrstuvwxyz'`
# Now convert it back to Unix-style (cygpath)
input_path=`$CYGPATH -u "$shortmode_path"`
new_path="$input_path"
fi
fi
test_cygdrive_prefix=`$ECHO $input_path | $GREP ^/cygdrive/`
if test "x$test_cygdrive_prefix" = x; then
# As a simple fix, exclude /usr/bin since it's not a real path.
if test "x`$ECHO $1 | $GREP ^/usr/bin/`" = x; then
# The path is in a Cygwin special directory (e.g. /home). We need this converted to
# a path prefixed by /cygdrive for fixpath to work.
new_path="$CYGWIN_ROOT_PATH$input_path"
fi
fi
])
# Helper function which possibly converts a path using DOS-style short mode.
# If so, the updated path is stored in $new_path.
# $1: The path to check
AC_DEFUN([BASIC_MAKE_WINDOWS_SPACE_SAFE_MSYS],
[
input_path="$1"
# Check if we need to convert this using DOS-style short mode. If the path
# contains just simple characters, use it. Otherwise (spaces, weird characters),
# take no chances and rewrite it.
# Note: m4 eats our [], so we need to use @<:@ and @:>@ instead.
has_forbidden_chars=`$ECHO "$input_path" | $GREP @<:@^-_/:a-zA-Z0-9@:>@`
if test "x$has_forbidden_chars" != x; then
# Now convert it to mixed DOS-style, short mode (no spaces, and / instead of \)
new_path=`cmd /c "for %A in (\"$input_path\") do @echo %~sA"|$TR \\\\\\\\ / | $TR 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' 'abcdefghijklmnopqrstuvwxyz'`
fi
])
# FIXME: The BASIC_FIXUP_*_CYGWIN/MSYS is most likely too convoluted
# and could probably be heavily simplified. However, all changes in this
# area tend to need lot of testing in different scenarios, and in lack of
# proper unit testing, cleaning this up has not been deemed worth the effort
# at the moment.
AC_DEFUN([BASIC_FIXUP_PATH_CYGWIN],
[
# Input might be given as Windows format, start by converting to
# unix format.
path="[$]$1"
new_path=`$CYGPATH -u "$path"`
# Cygwin tries to hide some aspects of the Windows file system, such that binaries are
# named .exe but called without that suffix. Therefore, "foo" and "foo.exe" are considered
# the same file, most of the time (as in "test -f"). But not when running cygpath -s, then
# "foo.exe" is OK but "foo" is an error.
#
# This test is therefore slightly more accurate than "test -f" to check for file precense.
# It is also a way to make sure we got the proper file name for the real test later on.
test_shortpath=`$CYGPATH -s -m "$new_path" 2> /dev/null`
if test "x$test_shortpath" = x; then
AC_MSG_NOTICE([The path of $1, which resolves as "$path", is invalid.])
AC_MSG_ERROR([Cannot locate the the path of $1])
fi
# Call helper function which possibly converts this using DOS-style short mode.
# If so, the updated path is stored in $new_path.
BASIC_MAKE_WINDOWS_SPACE_SAFE_CYGWIN([$new_path])
if test "x$path" != "x$new_path"; then
$1="$new_path"
AC_MSG_NOTICE([Rewriting $1 to "$new_path"])
fi
])
AC_DEFUN([BASIC_FIXUP_PATH_MSYS],
[
path="[$]$1"
has_colon=`$ECHO $path | $GREP ^.:`
new_path="$path"
if test "x$has_colon" = x; then
# Not in mixed or Windows style, start by that.
new_path=`cmd //c echo $path`
fi
BASIC_MAKE_WINDOWS_SPACE_SAFE_MSYS([$new_path])
BASIC_WINDOWS_REWRITE_AS_UNIX_PATH(new_path)
if test "x$path" != "x$new_path"; then
$1="$new_path"
AC_MSG_NOTICE([Rewriting $1 to "$new_path"])
fi
# Save the first 10 bytes of this path to the storage, so fixpath can work.
all_fixpath_prefixes=("${all_fixpath_prefixes@<:@@@:>@}" "${new_path:0:10}")
])
AC_DEFUN([BASIC_FIXUP_EXECUTABLE_CYGWIN],
[
# First separate the path from the arguments. This will split at the first
# space.
complete="[$]$1"
path="${complete%% *}"
tmp="$complete EOL"
arguments="${tmp#* }"
# Input might be given as Windows format, start by converting to
# unix format.
new_path=`$CYGPATH -u "$path"`
# Now try to locate executable using which
new_path=`$WHICH "$new_path" 2> /dev/null`
# bat and cmd files are not always considered executable in cygwin causing which
# to not find them
if test "x$new_path" = x \
&& test "x`$ECHO \"$path\" | $GREP -i -e \"\\.bat$\" -e \"\\.cmd$\"`" != x \
&& test "x`$LS \"$path\" 2>/dev/null`" != x; then
new_path=`$CYGPATH -u "$path"`
fi
if test "x$new_path" = x; then
# Oops. Which didn't find the executable.
# The splitting of arguments from the executable at a space might have been incorrect,
# since paths with space are more likely in Windows. Give it another try with the whole
# argument.
path="$complete"
arguments="EOL"
new_path=`$CYGPATH -u "$path"`
new_path=`$WHICH "$new_path" 2> /dev/null`
# bat and cmd files are not always considered executable in cygwin causing which
# to not find them
if test "x$new_path" = x \
&& test "x`$ECHO \"$path\" | $GREP -i -e \"\\.bat$\" -e \"\\.cmd$\"`" != x \
&& test "x`$LS \"$path\" 2>/dev/null`" != x; then
new_path=`$CYGPATH -u "$path"`
fi
if test "x$new_path" = x; then
# It's still not found. Now this is an unrecoverable error.
AC_MSG_NOTICE([The path of $1, which resolves as "$complete", is not found.])
has_space=`$ECHO "$complete" | $GREP " "`
if test "x$has_space" != x; then
AC_MSG_NOTICE([You might be mixing spaces in the path and extra arguments, which is not allowed.])
fi
AC_MSG_ERROR([Cannot locate the the path of $1])
fi
fi
# Cygwin tries to hide some aspects of the Windows file system, such that binaries are
# named .exe but called without that suffix. Therefore, "foo" and "foo.exe" are considered
# the same file, most of the time (as in "test -f"). But not when running cygpath -s, then
# "foo.exe" is OK but "foo" is an error.
#
# This test is therefore slightly more accurate than "test -f" to check for file presence.
# It is also a way to make sure we got the proper file name for the real test later on.
test_shortpath=`$CYGPATH -s -m "$new_path" 2> /dev/null`
if test "x$test_shortpath" = x; then
# Short path failed, file does not exist as specified.
# Try adding .exe or .cmd
if test -f "${new_path}.exe"; then
input_to_shortpath="${new_path}.exe"
elif test -f "${new_path}.cmd"; then
input_to_shortpath="${new_path}.cmd"
else
AC_MSG_NOTICE([The path of $1, which resolves as "$new_path", is invalid.])
AC_MSG_NOTICE([Neither "$new_path" nor "$new_path.exe/cmd" can be found])
AC_MSG_ERROR([Cannot locate the the path of $1])
fi
else
input_to_shortpath="$new_path"
fi
# Call helper function which possibly converts this using DOS-style short mode.
# If so, the updated path is stored in $new_path.
new_path="$input_to_shortpath"
BASIC_MAKE_WINDOWS_SPACE_SAFE_CYGWIN([$input_to_shortpath])
# remove trailing .exe if any
new_path="${new_path/%.exe/}"
])
AC_DEFUN([BASIC_FIXUP_EXECUTABLE_MSYS],
[
# First separate the path from the arguments. This will split at the first
# space.
complete="[$]$1"
path="${complete%% *}"
tmp="$complete EOL"
arguments="${tmp#* }"
# Input might be given as Windows format, start by converting to
# unix format.
new_path="$path"
BASIC_WINDOWS_REWRITE_AS_UNIX_PATH(new_path)
# Now try to locate executable using which
new_path=`$WHICH "$new_path" 2> /dev/null`
if test "x$new_path" = x; then
# Oops. Which didn't find the executable.
# The splitting of arguments from the executable at a space might have been incorrect,
# since paths with space are more likely in Windows. Give it another try with the whole
# argument.
path="$complete"
arguments="EOL"
new_path="$path"
BASIC_WINDOWS_REWRITE_AS_UNIX_PATH(new_path)
new_path=`$WHICH "$new_path" 2> /dev/null`
# bat and cmd files are not always considered executable in MSYS causing which
# to not find them
if test "x$new_path" = x \
&& test "x`$ECHO \"$path\" | $GREP -i -e \"\\.bat$\" -e \"\\.cmd$\"`" != x \
&& test "x`$LS \"$path\" 2>/dev/null`" != x; then
new_path="$path"
BASIC_WINDOWS_REWRITE_AS_UNIX_PATH(new_path)
fi
if test "x$new_path" = x; then
# It's still not found. Now this is an unrecoverable error.
AC_MSG_NOTICE([The path of $1, which resolves as "$complete", is not found.])
has_space=`$ECHO "$complete" | $GREP " "`
if test "x$has_space" != x; then
AC_MSG_NOTICE([You might be mixing spaces in the path and extra arguments, which is not allowed.])
fi
AC_MSG_ERROR([Cannot locate the the path of $1])
fi
fi
# Now new_path has a complete unix path to the binary
if test "x`$ECHO $new_path | $GREP ^/bin/`" != x; then
# Keep paths in /bin as-is, but remove trailing .exe if any
new_path="${new_path/%.exe/}"
# Do not save /bin paths to all_fixpath_prefixes!
else
# Not in mixed or Windows style, start by that.
new_path=`cmd //c echo $new_path`
BASIC_MAKE_WINDOWS_SPACE_SAFE_MSYS([$new_path])
# Output is in $new_path
BASIC_WINDOWS_REWRITE_AS_UNIX_PATH(new_path)
# remove trailing .exe if any
new_path="${new_path/%.exe/}"
# Save the first 10 bytes of this path to the storage, so fixpath can work.
all_fixpath_prefixes=("${all_fixpath_prefixes@<:@@@:>@}" "${new_path:0:10}")
fi
])
# Setup basic configuration paths, and platform-specific stuff related to PATHs.
AC_DEFUN([BASIC_CHECK_PATHS_WINDOWS],
[
SRC_ROOT_LENGTH=`$THEPWDCMD -L|$WC -m`
if test $SRC_ROOT_LENGTH -gt 100; then
AC_MSG_ERROR([Your base path is too long. It is $SRC_ROOT_LENGTH characters long, but only 100 is supported])
fi
if test "x$OPENJDK_BUILD_OS_ENV" = "xwindows.cygwin"; then
AC_MSG_CHECKING([cygwin release])
CYGWIN_VERSION=`$UNAME -r`
AC_MSG_RESULT([$CYGWIN_VERSION])
WINDOWS_ENV_VENDOR='cygwin'
WINDOWS_ENV_VERSION="$CYGWIN_VERSION"
CYGWIN_VERSION_OLD=`$ECHO $CYGWIN_VERSION | $GREP -e '^1\.[0-6]'`
if test "x$CYGWIN_VERSION_OLD" != x; then
AC_MSG_NOTICE([Your cygwin is too old. You are running $CYGWIN_VERSION, but at least cygwin 1.7 is required. Please upgrade.])
AC_MSG_ERROR([Cannot continue])
fi
if test "x$CYGPATH" = x; then
AC_MSG_ERROR([Something is wrong with your cygwin installation since I cannot find cygpath.exe in your path])
fi
AC_MSG_CHECKING([cygwin root directory as unix-style path])
# The cmd output ends with Windows line endings (CR/LF), the grep command will strip that away
cygwin_winpath_root=`cd / ; cmd /c cd | grep ".*"`
# Force cygpath to report the proper root by including a trailing space, and then stripping it off again.
CYGWIN_ROOT_PATH=`$CYGPATH -u "$cygwin_winpath_root " | $CUT -f 1 -d " "`
AC_MSG_RESULT([$CYGWIN_ROOT_PATH])
WINDOWS_ENV_ROOT_PATH="$CYGWIN_ROOT_PATH"
test_cygdrive_prefix=`$ECHO $CYGWIN_ROOT_PATH | $GREP ^/cygdrive/`
if test "x$test_cygdrive_prefix" = x; then
AC_MSG_ERROR([Your cygdrive prefix is not /cygdrive. This is currently not supported. Change with mount -c.])
fi
elif test "x$OPENJDK_BUILD_OS_ENV" = "xwindows.msys"; then
AC_MSG_CHECKING([msys release])
MSYS_VERSION=`$UNAME -r`
AC_MSG_RESULT([$MSYS_VERSION])
WINDOWS_ENV_VENDOR='msys'
WINDOWS_ENV_VERSION="$MSYS_VERSION"
AC_MSG_CHECKING([msys root directory as unix-style path])
# The cmd output ends with Windows line endings (CR/LF), the grep command will strip that away
MSYS_ROOT_PATH=`cd / ; cmd /c cd | grep ".*"`
BASIC_WINDOWS_REWRITE_AS_UNIX_PATH(MSYS_ROOT_PATH)
AC_MSG_RESULT([$MSYS_ROOT_PATH])
WINDOWS_ENV_ROOT_PATH="$MSYS_ROOT_PATH"
else
AC_MSG_ERROR([Unknown Windows environment. Neither cygwin nor msys was detected.])
fi
# Test if windows or unix (cygwin/msys) find is first in path.
AC_MSG_CHECKING([what kind of 'find' is first on the PATH])
FIND_BINARY_OUTPUT=`find --version 2>&1`
if test "x`echo $FIND_BINARY_OUTPUT | $GREP GNU`" != x; then
AC_MSG_RESULT([unix style])
elif test "x`echo $FIND_BINARY_OUTPUT | $GREP FIND`" != x; then
AC_MSG_RESULT([Windows])
AC_MSG_NOTICE([Your path contains Windows tools (C:\Windows\system32) before your unix (cygwin or msys) tools.])
AC_MSG_NOTICE([This will not work. Please correct and make sure /usr/bin (or similar) is first in path.])
AC_MSG_ERROR([Cannot continue])
else
AC_MSG_RESULT([unknown])
AC_MSG_WARN([It seems that your find utility is non-standard.])
fi
])
AC_DEFUN_ONCE([BASIC_COMPILE_FIXPATH],
[
# When using cygwin or msys, we need a wrapper binary that renames
# /cygdrive/c/ arguments into c:/ arguments and peeks into
# @files and rewrites these too! This wrapper binary is
# called fixpath.
FIXPATH=
if test "x$OPENJDK_BUILD_OS" = xwindows; then
AC_MSG_CHECKING([if fixpath can be created])
FIXPATH_SRC="$SRC_ROOT/common/src/fixpath.c"
FIXPATH_BIN="$CONFIGURESUPPORT_OUTPUTDIR/bin/fixpath.exe"
FIXPATH_DIR="$CONFIGURESUPPORT_OUTPUTDIR/fixpath"
if test "x$OPENJDK_BUILD_OS_ENV" = xwindows.cygwin; then
# Important to keep the .exe suffix on Cygwin for Hotspot makefiles
FIXPATH="$FIXPATH_BIN -c"
elif test "x$OPENJDK_BUILD_OS_ENV" = xwindows.msys; then
# Take all collected prefixes and turn them into a -m/c/foo@/c/bar@... command line
# @ was chosen as separator to minimize risk of other tools messing around with it
all_unique_prefixes=`echo "${all_fixpath_prefixes@<:@@@:>@}" \
| tr ' ' '\n' | grep '^/./' | sort | uniq`
fixpath_argument_list=`echo $all_unique_prefixes | tr ' ' '@'`
FIXPATH="$FIXPATH_BIN -m$fixpath_argument_list"
fi
FIXPATH_SRC_W="$FIXPATH_SRC"
FIXPATH_BIN_W="$FIXPATH_BIN"
BASIC_WINDOWS_REWRITE_AS_WINDOWS_MIXED_PATH([FIXPATH_SRC_W])
BASIC_WINDOWS_REWRITE_AS_WINDOWS_MIXED_PATH([FIXPATH_BIN_W])
$RM -rf $FIXPATH_BIN $FIXPATH_DIR
$MKDIR -p $FIXPATH_DIR $CONFIGURESUPPORT_OUTPUTDIR/bin
cd $FIXPATH_DIR
$CC $FIXPATH_SRC_W -Fe$FIXPATH_BIN_W > $FIXPATH_DIR/fixpath1.log 2>&1
cd $CURDIR
if test ! -x $FIXPATH_BIN; then
AC_MSG_RESULT([no])
cat $FIXPATH_DIR/fixpath1.log
AC_MSG_ERROR([Could not create $FIXPATH_BIN])
fi
AC_MSG_RESULT([yes])
AC_MSG_CHECKING([if fixpath.exe works])
cd $FIXPATH_DIR
$FIXPATH $CC $FIXPATH_SRC -Fe$FIXPATH_DIR/fixpath2.exe \
> $FIXPATH_DIR/fixpath2.log 2>&1
cd $CURDIR
if test ! -x $FIXPATH_DIR/fixpath2.exe; then
AC_MSG_RESULT([no])
cat $FIXPATH_DIR/fixpath2.log
AC_MSG_ERROR([fixpath did not work!])
fi
AC_MSG_RESULT([yes])
FIXPATH_DETACH_FLAG="--detach"
fi
AC_SUBST(FIXPATH)
AC_SUBST(FIXPATH_DETACH_FLAG)
])