📄 ltmain.sh
字号:
exit 1
;;
target)
$echo "$modename: you must specify a target with \`-o'" 1>&2
exit 1
;;
*)
# Get the name of the library object.
[ -z "$libobj" ] && libobj=`$echo "X$srcfile" | $Xsed -e 's%^.*/%%'`
;;
esac
# Recognize several different file suffixes.
# If the user specifies -o file.o, it is replaced with file.lo
xform='[cCFSifmso]'
case $libobj in
*.ada) xform=ada ;;
*.adb) xform=adb ;;
*.ads) xform=ads ;;
*.asm) xform=asm ;;
*.c++) xform=c++ ;;
*.cc) xform=cc ;;
*.ii) xform=ii ;;
*.class) xform=class ;;
*.cpp) xform=cpp ;;
*.cxx) xform=cxx ;;
*.f90) xform=f90 ;;
*.for) xform=for ;;
*.java) xform=java ;;
esac
libobj=`$echo "X$libobj" | $Xsed -e "s/\.$xform$/.lo/"`
case $libobj in
*.lo) obj=`$echo "X$libobj" | $Xsed -e "$lo2o"` ;;
*)
$echo "$modename: cannot determine name of library object from \`$libobj'" 1>&2
exit 1
;;
esac
# Infer tagged configuration to use if any are available and
# if one wasn't chosen via the "--tag" command line option.
# Only attempt this if the compiler in the base compile
# command doesn't match the default compiler.
if test -n "$available_tags" && test -z "$tagname"; then
case $base_compile in
# Blanks in the command may have been stripped by the calling shell,
# but not from the CC environment variable when configure was run.
" $CC "* | "$CC "* | " `$echo $CC` "* | "`$echo $CC` "*) ;;
# Blanks at the start of $base_compile will cause this to fail
# if we don't check for them as well.
*)
for z in $available_tags; do
if grep "^# ### BEGIN LIBTOOL TAG CONFIG: $z$" < "$0" > /dev/null; then
# Evaluate the configuration.
eval "`${SED} -n -e '/^# ### BEGIN LIBTOOL TAG CONFIG: '$z'$/,/^# ### END LIBTOOL TAG CONFIG: '$z'$/p' < $0`"
case "$base_compile " in
"$CC "* | " $CC "* | "`$echo $CC` "* | " `$echo $CC` "*)
# The compiler in the base compile command matches
# the one in the tagged configuration.
# Assume this is the tagged configuration we want.
tagname=$z
break
;;
esac
fi
done
# If $tagname still isn't set, then no tagged configuration
# was found and let the user know that the "--tag" command
# line option must be used.
if test -z "$tagname"; then
$echo "$modename: unable to infer tagged configuration"
$echo "$modename: specify a tag with \`--tag'" 1>&2
exit 1
# else
# $echo "$modename: using $tagname tagged configuration"
fi
;;
esac
fi
for arg in $later; do
case $arg in
-static)
build_old_libs=yes
continue
;;
-prefer-pic)
pic_mode=yes
continue
;;
-prefer-non-pic)
pic_mode=no
continue
;;
esac
done
objname=`$echo "X$obj" | $Xsed -e 's%^.*/%%'`
xdir=`$echo "X$obj" | $Xsed -e 's%/[^/]*$%%'`
if test "X$xdir" = "X$obj"; then
xdir=
else
xdir=$xdir/
fi
lobj=${xdir}$objdir/$objname
if test -z "$base_compile"; then
$echo "$modename: you must specify a compilation command" 1>&2
$echo "$help" 1>&2
exit 1
fi
# Delete any leftover library objects.
if test "$build_old_libs" = yes; then
removelist="$obj $lobj $libobj ${libobj}T"
else
removelist="$lobj $libobj ${libobj}T"
fi
$run $rm $removelist
trap "$run $rm $removelist; exit 1" 1 2 15
# On Cygwin there's no "real" PIC flag so we must build both object types
case $host_os in
cygwin* | mingw* | pw32* | os2*)
pic_mode=default
;;
esac
if test "$pic_mode" = no && test "$deplibs_check_method" != pass_all; then
# non-PIC code in shared libraries is not supported
pic_mode=default
fi
# Calculate the filename of the output object if compiler does
# not support -o with -c
if test "$compiler_c_o" = no; then
output_obj=`$echo "X$srcfile" | $Xsed -e 's%^.*/%%' -e 's%\.[^.]*$%%'`.${objext}
lockfile="$output_obj.lock"
removelist="$removelist $output_obj $lockfile"
trap "$run $rm $removelist; exit 1" 1 2 15
else
output_obj=
need_locks=no
lockfile=
fi
# Lock this critical section if it is needed
# We use this script file to make the link, it avoids creating a new file
if test "$need_locks" = yes; then
until $run ln "$0" "$lockfile" 2>/dev/null; do
$show "Waiting for $lockfile to be removed"
sleep 2
done
elif test "$need_locks" = warn; then
if test -f "$lockfile"; then
$echo "\
*** ERROR, $lockfile exists and contains:
`cat $lockfile 2>/dev/null`
This indicates that another process is trying to use the same
temporary object file, and libtool could not work around it because
your compiler does not support \`-c' and \`-o' together. If you
repeat this compilation, it may succeed, by chance, but you had better
avoid parallel builds (make -j) in this platform, or get a better
compiler."
$run $rm $removelist
exit 1
fi
$echo $srcfile > "$lockfile"
fi
if test -n "$fix_srcfile_path"; then
eval srcfile=\"$fix_srcfile_path\"
fi
$run $rm "$libobj" "${libobj}T"
# Create a libtool object file (analogous to a ".la" file),
# but don't create it if we're doing a dry run.
test -z "$run" && cat > ${libobj}T <<EOF
# $libobj - a libtool object file
# Generated by $PROGRAM - GNU $PACKAGE $VERSION$TIMESTAMP
#
# Please DO NOT delete this file!
# It is necessary for linking the library.
# Name of the PIC object.
EOF
# Only build a PIC object if we are building libtool libraries.
if test "$build_libtool_libs" = yes; then
# Without this assignment, base_compile gets emptied.
fbsd_hideous_sh_bug=$base_compile
if test "$pic_mode" != no; then
command="$base_compile $srcfile $pic_flag"
else
# Don't build PIC code
command="$base_compile $srcfile"
fi
if test ! -d "${xdir}$objdir"; then
$show "$mkdir ${xdir}$objdir"
$run $mkdir ${xdir}$objdir
status=$?
if test "$status" -ne 0 && test ! -d "${xdir}$objdir"; then
exit $status
fi
fi
if test -z "$output_obj"; then
# Place PIC objects in $objdir
command="$command -o $lobj"
fi
$run $rm "$lobj" "$output_obj"
$show "$command"
if $run eval "$command"; then :
else
test -n "$output_obj" && $run $rm $removelist
exit 1
fi
if test "$need_locks" = warn &&
test "X`cat $lockfile 2>/dev/null`" != "X$srcfile"; then
$echo "\
*** ERROR, $lockfile contains:
`cat $lockfile 2>/dev/null`
but it should contain:
$srcfile
This indicates that another process is trying to use the same
temporary object file, and libtool could not work around it because
your compiler does not support \`-c' and \`-o' together. If you
repeat this compilation, it may succeed, by chance, but you had better
avoid parallel builds (make -j) in this platform, or get a better
compiler."
$run $rm $removelist
exit 1
fi
# Just move the object if needed, then go on to compile the next one
if test -n "$output_obj" && test "X$output_obj" != "X$lobj"; then
$show "$mv $output_obj $lobj"
if $run $mv $output_obj $lobj; then :
else
error=$?
$run $rm $removelist
exit $error
fi
fi
# Append the name of the PIC object to the libtool object file.
test -z "$run" && cat >> ${libobj}T <<EOF
pic_object='$objdir/$objname'
EOF
# Allow error messages only from the first compilation.
if test "$suppress_opt" = yes; then
suppress_output=' >/dev/null 2>&1'
fi
else
# No PIC object so indicate it doesn't exist in the libtool
# object file.
test -z "$run" && cat >> ${libobj}T <<EOF
pic_object=none
EOF
fi
# Only build a position-dependent object if we build old libraries.
if test "$build_old_libs" = yes; then
if test "$pic_mode" != yes; then
# Don't build PIC code
command="$base_compile $srcfile"
else
command="$base_compile $srcfile $pic_flag"
fi
if test "$compiler_c_o" = yes; then
command="$command -o $obj"
fi
# Suppress compiler output if we already did a PIC compilation.
command="$command$suppress_output"
$run $rm "$obj" "$output_obj"
$show "$command"
if $run eval "$command"; then :
else
$run $rm $removelist
exit 1
fi
if test "$need_locks" = warn &&
test "X`cat $lockfile 2>/dev/null`" != "X$srcfile"; then
$echo "\
*** ERROR, $lockfile contains:
`cat $lockfile 2>/dev/null`
but it should contain:
$srcfile
This indicates that another process is trying to use the same
temporary object file, and libtool could not work around it because
your compiler does not support \`-c' and \`-o' together. If you
repeat this compilation, it may succeed, by chance, but you had better
avoid parallel builds (make -j) in this platform, or get a better
compiler."
$run $rm $removelist
exit 1
fi
# Just move the object if needed
if test -n "$output_obj" && test "X$output_obj" != "X$obj"; then
$show "$mv $output_obj $obj"
if $run $mv $output_obj $obj; then :
else
error=$?
$run $rm $removelist
exit $error
fi
fi
# Append the name of the non-PIC object the libtool object file.
# Only append if the libtool object file exists.
test -z "$run" && cat >> ${libobj}T <<EOF
# Name of the non-PIC object.
non_pic_object='$objname'
EOF
else
# Append the name of the non-PIC object the libtool object file.
# Only append if the libtool object file exists.
test -z "$run" && cat >> ${libobj}T <<EOF
# Name of the non-PIC object.
non_pic_object=none
EOF
fi
$run $mv "${libobj}T" "${libobj}"
# Unlock the critical section if it was locked
if test "$need_locks" != no; then
$run $rm "$lockfile"
fi
exit 0
;;
# libtool link mode
link | relink)
modename="$modename: link"
case $host in
*-*-cygwin* | *-*-mingw* | *-*-pw32* | *-*-os2*)
# It is impossible to link a dll without this setting, and
# we shouldn't force the makefile maintainer to figure out
# which system we are compiling for in order to pass an extra
# flag for every libtool invocation.
# allow_undefined=no
# FIXME: Unfortunately, there are problems with the above when trying
# to make a dll which has undefined symbols, in which case not
# even a static library is built. For now, we need to specify
# -no-undefined on the libtool link line when we can be certain
# that all symbols are satisfied, otherwise we get a static library.
allow_undefined=yes
;;
*)
allow_undefined=yes
;;
esac
libtool_args="$nonopt"
base_compile="$nonopt $@"
compile_command="$nonopt"
finalize_command="$nonopt"
compile_rpath=
finalize_rpath=
compile_shlibpath=
finalize_shlibpath=
convenience=
old_convenience=
deplibs=
old_deplibs=
compiler_flags=
linker_flags=
dllsearchpath=
lib_search_path=`pwd`
inst_prefix_dir=
avoid_version=no
dlfiles=
dlprefiles=
dlself=no
export_dynamic=no
export_symbols=
export_symbols_regex=
generated=
libobjs=
ltlibs=
module=no
no_install=no
objs=
non_pic_objects=
precious_files_regex=
prefer_static_libs=no
preload=no
prev=
prevarg=
release=
rpath=
xrpath=
perm_rpath=
temp_rpath=
thread_safe=no
vinfo=
vinfo_number=no
# Infer tagged configuration to use if any are available and
# if one wasn't chosen via the "--tag" command line option.
# Only attempt this if the compiler in the base link
# command doesn't match the default compiler.
if test -n "$available_tags" && test -z "$tagname"; then
case $base_compile in
# Blanks in the command may have been stripped by the calling shell,
# but not from the CC environment variable when configure was run.
"$CC "* | " $CC "* | "`$echo $CC` "* | " `$echo $CC` "*) ;;
# Blanks at the start of $base_compile will cause this to fail
# if we don't check for them as well.
*)
for z in $available_tags; do
if grep "^# ### BEGIN LIBTOOL TAG CONFIG: $z$" < "$0" > /dev/null; then
# Evaluate the configuration.
eval "`${SED} -n -e '/^# ### BEGIN LIBTOOL TAG CONFIG: '$z'$/,/^# ### END LIBTOOL TAG CONFIG: '$z'$/p' < $0`"
case $base_compile in
"$CC "* | " $CC "* | "`$echo $CC` "* | " `$echo $CC` "*)
# The compiler in $compile_command matches
# the one in the tagged configuration.
# Assume this is the tagged configuration we want.
tagname=$z
break
;;
esac
fi
done
# If $tagname still isn't set, then no tagged configuration
# was found and let the user know that the "--tag" command
# line option must be used.
if test -z "$tagname"; then
$echo "$modename: unable to infer tagged configuration"
$echo "$modename: specify a tag with \`--tag'" 1>&2
exit 1
# else
# $echo "$modename: using $tagname tagged configuration"
fi
;;
esac
fi
# We need to know -static, to get the right output filenames.
for arg
do
case $arg in
-all-static | -static)
if test "X$arg" = "X-all-static"; then
if test "$build_libtool_libs" = yes && test -z "$link_static_flag"; then
$echo "$modename: warning: complete static linking is impossible in this configuration" 1>&2
fi
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