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Windows programmers: Beware! The case of the filename is significant in #include directives - even though the lame-ass M$ compiler doesn't check it.

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This commit is contained in:
sjbaker
2006-12-23 16:20:00 +00:00
parent a354cb67c4
commit 8d92ca34c2
4 changed files with 567 additions and 213 deletions
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282
configure vendored
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@@ -313,7 +313,7 @@ ac_includes_default="\
# include <unistd.h>
#endif"
ac_subst_vars='SHELL PATH_SEPARATOR PACKAGE_NAME PACKAGE_TARNAME PACKAGE_VERSION PACKAGE_STRING PACKAGE_BUGREPORT exec_prefix prefix program_transform_name bindir sbindir libexecdir datadir sysconfdir sharedstatedir localstatedir libdir includedir oldincludedir infodir mandir build_alias host_alias target_alias DEFS ECHO_C ECHO_N ECHO_T LIBS build build_cpu build_vendor build_os host host_cpu host_vendor host_os RANLIB ac_ct_RANLIB CXX CXXFLAGS LDFLAGS CPPFLAGS ac_ct_CXX EXEEXT OBJEXT INSTALL_PROGRAM INSTALL_SCRIPT INSTALL_DATA PACKAGE VERSION ACLOCAL AUTOCONF AUTOMAKE AUTOHEADER MAKEINFO AMTAR install_sh STRIP ac_ct_STRIP INSTALL_STRIP_PROGRAM AWK SET_MAKE DEPDIR am__include am__quote AMDEP_TRUE AMDEP_FALSE AMDEPBACKSLASH CXXDEPMODE CC CFLAGS ac_ct_CC CCDEPMODE DLLTOOL ac_ct_DLLTOOL DLLWRAP ac_ct_DLLWRAP WINDRES ac_ct_WINDRES STRINGS ac_ct_STRINGS OBJCOPY ac_ct_OBJCOPY LIBTOOL_TEST ac_ct_LIBTOOL_TEST LIBTOOL_PATH LIBTOOL ac_ct_LIBTOOL CS_LT_APPLE APPLE_LIBTOOL MKDIR MKDIRS INSTALL DOXYGEN DOT ac_ct_DOT PERL TTREE CPP X_CFLAGS X_PRE_LIBS X_LIBS X_EXTRA_LIBS EGREP opengl_LIBS LIBOBJS LTLIBOBJS'
ac_subst_vars='SHELL PATH_SEPARATOR PACKAGE_NAME PACKAGE_TARNAME PACKAGE_VERSION PACKAGE_STRING PACKAGE_BUGREPORT exec_prefix prefix program_transform_name bindir sbindir libexecdir datadir sysconfdir sharedstatedir localstatedir libdir includedir oldincludedir infodir mandir build_alias host_alias target_alias DEFS ECHO_C ECHO_N ECHO_T LIBS build build_cpu build_vendor build_os host host_cpu host_vendor host_os RANLIB ac_ct_RANLIB CXX CXXFLAGS LDFLAGS CPPFLAGS ac_ct_CXX EXEEXT OBJEXT INSTALL_PROGRAM INSTALL_SCRIPT INSTALL_DATA CYGPATH_W PACKAGE VERSION ACLOCAL AUTOCONF AUTOMAKE AUTOHEADER MAKEINFO install_sh STRIP ac_ct_STRIP INSTALL_STRIP_PROGRAM mkdir_p AWK SET_MAKE am__leading_dot AMTAR am__tar am__untar DEPDIR am__include am__quote AMDEP_TRUE AMDEP_FALSE AMDEPBACKSLASH CXXDEPMODE am__fastdepCXX_TRUE am__fastdepCXX_FALSE CC CFLAGS ac_ct_CC CCDEPMODE am__fastdepCC_TRUE am__fastdepCC_FALSE DLLTOOL ac_ct_DLLTOOL DLLWRAP ac_ct_DLLWRAP WINDRES ac_ct_WINDRES STRINGS ac_ct_STRINGS OBJCOPY ac_ct_OBJCOPY LIBTOOL_TEST ac_ct_LIBTOOL_TEST LIBTOOL_PATH LIBTOOL ac_ct_LIBTOOL CS_LT_APPLE APPLE_LIBTOOL MKDIR MKDIRS INSTALL DOXYGEN DOT ac_ct_DOT PERL TTREE CPP X_CFLAGS X_PRE_LIBS X_LIBS X_EXTRA_LIBS EGREP opengl_LIBS LIBOBJS LTLIBOBJS'
ac_subst_files=''
# Initialize some variables set by options.
@@ -867,8 +867,8 @@ if test -n "$ac_init_help"; then
Optional Features:
--disable-FEATURE do not include FEATURE (same as --enable-FEATURE=no)
--enable-FEATURE[=ARG] include FEATURE [ARG=yes]
--disable-dependency-tracking Speeds up one-time builds
--enable-dependency-tracking Do not reject slow dependency extractors
--disable-dependency-tracking speeds up one-time build
--enable-dependency-tracking do not reject slow dependency extractors
--enable-debug build with debugging information (default NO)
Optional Packages:
@@ -2057,7 +2057,7 @@ ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
ac_compiler_gnu=$ac_cv_c_compiler_gnu
am__api_version="1.6"
am__api_version="1.9"
# Find a good install program. We prefer a C program (faster),
# so one script is as good as another. But avoid the broken or
# incompatible versions:
@@ -2195,7 +2195,6 @@ _ACEOF
program_transform_name=`echo $program_transform_name | sed -f conftest.sed`
rm conftest.sed
# expand $ac_aux_dir to an absolute path
am_aux_dir=`cd $ac_aux_dir && pwd`
@@ -2209,6 +2208,39 @@ else
echo "$as_me: WARNING: \`missing' script is too old or missing" >&2;}
fi
if mkdir -p --version . >/dev/null 2>&1 && test ! -d ./--version; then
# We used to keeping the `.' as first argument, in order to
# allow $(mkdir_p) to be used without argument. As in
# $(mkdir_p) $(somedir)
# where $(somedir) is conditionally defined. However this is wrong
# for two reasons:
# 1. if the package is installed by a user who cannot write `.'
# make install will fail,
# 2. the above comment should most certainly read
# $(mkdir_p) $(DESTDIR)$(somedir)
# so it does not work when $(somedir) is undefined and
# $(DESTDIR) is not.
# To support the latter case, we have to write
# test -z "$(somedir)" || $(mkdir_p) $(DESTDIR)$(somedir),
# so the `.' trick is pointless.
mkdir_p='mkdir -p --'
else
# On NextStep and OpenStep, the `mkdir' command does not
# recognize any option. It will interpret all options as
# directories to create, and then abort because `.' already
# exists.
for d in ./-p ./--version;
do
test -d $d && rmdir $d
done
# $(mkinstalldirs) is defined by Automake if mkinstalldirs exists.
if test -f "$ac_aux_dir/mkinstalldirs"; then
mkdir_p='$(mkinstalldirs)'
else
mkdir_p='$(install_sh) -d'
fi
fi
for ac_prog in gawk mawk nawk awk
do
# Extract the first word of "$ac_prog", so it can be a program name with args.
@@ -2278,24 +2310,25 @@ echo "${ECHO_T}no" >&6
SET_MAKE="MAKE=${MAKE-make}"
fi
rm -f .deps 2>/dev/null
mkdir .deps 2>/dev/null
if test -d .deps; then
DEPDIR=.deps
rm -rf .tst 2>/dev/null
mkdir .tst 2>/dev/null
if test -d .tst; then
am__leading_dot=.
else
# MS-DOS does not allow filenames that begin with a dot.
DEPDIR=_deps
am__leading_dot=_
fi
rmdir .deps 2>/dev/null
rmdir .tst 2>/dev/null
DEPDIR="${am__leading_dot}deps"
ac_config_commands="$ac_config_commands depfiles"
am_make=${MAKE-make}
cat > confinc << 'END'
doit:
am__doit:
@echo done
.PHONY: am__doit
END
# If we don't find an include directive, just comment out the code.
echo "$as_me:$LINENO: checking for style of include used by $am_make" >&5
@@ -2310,7 +2343,7 @@ echo "include confinc" > confmf
# In particular we don't look at `^make:' because GNU make might
# be invoked under some other name (usually "gmake"), in which
# case it prints its new name instead of `make'.
if test "`$am_make -s -f confmf 2> /dev/null | fgrep -v 'ing directory'`" = "done"; then
if test "`$am_make -s -f confmf 2> /dev/null | grep -v 'ing directory'`" = "done"; then
am__include=include
am__quote=
_am_result=GNU
@@ -2351,7 +2384,7 @@ fi
# test to see if srcdir already configured
# test to see if srcdir already configured
if test "`cd $srcdir && pwd`" != "`pwd`" &&
test -f $srcdir/config.status; then
{ { echo "$as_me:$LINENO: error: source directory already configured; run \"make distclean\" there first" >&5
@@ -2359,9 +2392,19 @@ echo "$as_me: error: source directory already configured; run \"make distclean\"
{ (exit 1); exit 1; }; }
fi
# test whether we have cygpath
if test -z "$CYGPATH_W"; then
if (cygpath --version) >/dev/null 2>/dev/null; then
CYGPATH_W='cygpath -w'
else
CYGPATH_W=echo
fi
fi
# Define the identity of the package.
PACKAGE=bullet
VERSION=2.40
PACKAGE='bullet'
VERSION='2.40'
cat >>confdefs.h <<_ACEOF
@@ -2389,9 +2432,6 @@ AUTOHEADER=${AUTOHEADER-"${am_missing_run}autoheader"}
MAKEINFO=${MAKEINFO-"${am_missing_run}makeinfo"}
AMTAR=${AMTAR-"${am_missing_run}tar"}
install_sh=${install_sh-"$am_aux_dir/install-sh"}
# Installed binaries are usually stripped using `strip' when the user
@@ -2484,6 +2524,13 @@ INSTALL_STRIP_PROGRAM="\${SHELL} \$(install_sh) -c -s"
# We need awk for the "check" target. The system "awk" is bad on
# some platforms.
# Always define AMTAR for backward compatibility.
AMTAR=${AMTAR-"${am_missing_run}tar"}
am__tar='${AMTAR} chof - "$$tardir"'; am__untar='${AMTAR} xf -'
depcc="$CXX" am_compiler_list=
@@ -2504,18 +2551,34 @@ else
# using a relative directory.
cp "$am_depcomp" conftest.dir
cd conftest.dir
# We will build objects and dependencies in a subdirectory because
# it helps to detect inapplicable dependency modes. For instance
# both Tru64's cc and ICC support -MD to output dependencies as a
# side effect of compilation, but ICC will put the dependencies in
# the current directory while Tru64 will put them in the object
# directory.
mkdir sub
am_cv_CXX_dependencies_compiler_type=none
if test "$am_compiler_list" = ""; then
am_compiler_list=`sed -n 's/^#*\([a-zA-Z0-9]*\))$/\1/p' < ./depcomp`
fi
for depmode in $am_compiler_list; do
# Setup a source with many dependencies, because some compilers
# like to wrap large dependency lists on column 80 (with \), and
# we should not choose a depcomp mode which is confused by this.
#
# We need to recreate these files for each test, as the compiler may
# overwrite some of them when testing with obscure command lines.
# This happens at least with the AIX C compiler.
echo '#include "conftest.h"' > conftest.c
echo 'int i;' > conftest.h
echo "${am__include} ${am__quote}conftest.Po${am__quote}" > confmf
: > sub/conftest.c
for i in 1 2 3 4 5 6; do
echo '#include "conftst'$i'.h"' >> sub/conftest.c
# Using `: > sub/conftst$i.h' creates only sub/conftst1.h with
# Solaris 8's {/usr,}/bin/sh.
touch sub/conftst$i.h
done
echo "${am__include} ${am__quote}sub/conftest.Po${am__quote}" > confmf
case $depmode in
nosideeffect)
@@ -2533,13 +2596,25 @@ else
# mode. It turns out that the SunPro C++ compiler does not properly
# handle `-M -o', and we need to detect this.
if depmode=$depmode \
source=conftest.c object=conftest.o \
depfile=conftest.Po tmpdepfile=conftest.TPo \
$SHELL ./depcomp $depcc -c conftest.c -o conftest.o >/dev/null 2>&1 &&
grep conftest.h conftest.Po > /dev/null 2>&1 &&
source=sub/conftest.c object=sub/conftest.${OBJEXT-o} \
depfile=sub/conftest.Po tmpdepfile=sub/conftest.TPo \
$SHELL ./depcomp $depcc -c -o sub/conftest.${OBJEXT-o} sub/conftest.c \
>/dev/null 2>conftest.err &&
grep sub/conftst6.h sub/conftest.Po > /dev/null 2>&1 &&
grep sub/conftest.${OBJEXT-o} sub/conftest.Po > /dev/null 2>&1 &&
${MAKE-make} -s -f confmf > /dev/null 2>&1; then
am_cv_CXX_dependencies_compiler_type=$depmode
break
# icc doesn't choke on unknown options, it will just issue warnings
# or remarks (even with -Werror). So we grep stderr for any message
# that says an option was ignored or not supported.
# When given -MP, icc 7.0 and 7.1 complain thusly:
# icc: Command line warning: ignoring option '-M'; no argument required
# The diagnosis changed in icc 8.0:
# icc: Command line remark: option '-MP' not supported
if (grep 'ignoring option' conftest.err ||
grep 'not supported' conftest.err) >/dev/null 2>&1; then :; else
am_cv_CXX_dependencies_compiler_type=$depmode
break
fi
fi
done
@@ -2556,6 +2631,18 @@ CXXDEPMODE=depmode=$am_cv_CXX_dependencies_compiler_type
if
test "x$enable_dependency_tracking" != xno \
&& test "$am_cv_CXX_dependencies_compiler_type" = gcc3; then
am__fastdepCXX_TRUE=
am__fastdepCXX_FALSE='#'
else
am__fastdepCXX_TRUE='#'
am__fastdepCXX_FALSE=
fi
#----------------------------------------------------------------------------
# Setup for the configuration header.
@@ -3316,18 +3403,34 @@ else
# using a relative directory.
cp "$am_depcomp" conftest.dir
cd conftest.dir
# We will build objects and dependencies in a subdirectory because
# it helps to detect inapplicable dependency modes. For instance
# both Tru64's cc and ICC support -MD to output dependencies as a
# side effect of compilation, but ICC will put the dependencies in
# the current directory while Tru64 will put them in the object
# directory.
mkdir sub
am_cv_CC_dependencies_compiler_type=none
if test "$am_compiler_list" = ""; then
am_compiler_list=`sed -n 's/^#*\([a-zA-Z0-9]*\))$/\1/p' < ./depcomp`
fi
for depmode in $am_compiler_list; do
# Setup a source with many dependencies, because some compilers
# like to wrap large dependency lists on column 80 (with \), and
# we should not choose a depcomp mode which is confused by this.
#
# We need to recreate these files for each test, as the compiler may
# overwrite some of them when testing with obscure command lines.
# This happens at least with the AIX C compiler.
echo '#include "conftest.h"' > conftest.c
echo 'int i;' > conftest.h
echo "${am__include} ${am__quote}conftest.Po${am__quote}" > confmf
: > sub/conftest.c
for i in 1 2 3 4 5 6; do
echo '#include "conftst'$i'.h"' >> sub/conftest.c
# Using `: > sub/conftst$i.h' creates only sub/conftst1.h with
# Solaris 8's {/usr,}/bin/sh.
touch sub/conftst$i.h
done
echo "${am__include} ${am__quote}sub/conftest.Po${am__quote}" > confmf
case $depmode in
nosideeffect)
@@ -3345,13 +3448,25 @@ else
# mode. It turns out that the SunPro C++ compiler does not properly
# handle `-M -o', and we need to detect this.
if depmode=$depmode \
source=conftest.c object=conftest.o \
depfile=conftest.Po tmpdepfile=conftest.TPo \
$SHELL ./depcomp $depcc -c conftest.c -o conftest.o >/dev/null 2>&1 &&
grep conftest.h conftest.Po > /dev/null 2>&1 &&
source=sub/conftest.c object=sub/conftest.${OBJEXT-o} \
depfile=sub/conftest.Po tmpdepfile=sub/conftest.TPo \
$SHELL ./depcomp $depcc -c -o sub/conftest.${OBJEXT-o} sub/conftest.c \
>/dev/null 2>conftest.err &&
grep sub/conftst6.h sub/conftest.Po > /dev/null 2>&1 &&
grep sub/conftest.${OBJEXT-o} sub/conftest.Po > /dev/null 2>&1 &&
${MAKE-make} -s -f confmf > /dev/null 2>&1; then
am_cv_CC_dependencies_compiler_type=$depmode
break
# icc doesn't choke on unknown options, it will just issue warnings
# or remarks (even with -Werror). So we grep stderr for any message
# that says an option was ignored or not supported.
# When given -MP, icc 7.0 and 7.1 complain thusly:
# icc: Command line warning: ignoring option '-M'; no argument required
# The diagnosis changed in icc 8.0:
# icc: Command line remark: option '-MP' not supported
if (grep 'ignoring option' conftest.err ||
grep 'not supported' conftest.err) >/dev/null 2>&1; then :; else
am_cv_CC_dependencies_compiler_type=$depmode
break
fi
fi
done
@@ -3367,6 +3482,18 @@ echo "${ECHO_T}$am_cv_CC_dependencies_compiler_type" >&6
CCDEPMODE=depmode=$am_cv_CC_dependencies_compiler_type
if
test "x$enable_dependency_tracking" != xno \
&& test "$am_cv_CC_dependencies_compiler_type" = gcc3; then
am__fastdepCC_TRUE=
am__fastdepCC_FALSE='#'
else
am__fastdepCC_TRUE='#'
am__fastdepCC_FALSE=
fi
if test -n "$CC"; then
cs_build_prop_val="$CC"
@@ -11438,6 +11565,20 @@ echo "$as_me: error: conditional \"AMDEP\" was never defined.
Usually this means the macro was only invoked conditionally." >&2;}
{ (exit 1); exit 1; }; }
fi
if test -z "${am__fastdepCXX_TRUE}" && test -z "${am__fastdepCXX_FALSE}"; then
{ { echo "$as_me:$LINENO: error: conditional \"am__fastdepCXX\" was never defined.
Usually this means the macro was only invoked conditionally." >&5
echo "$as_me: error: conditional \"am__fastdepCXX\" was never defined.
Usually this means the macro was only invoked conditionally." >&2;}
{ (exit 1); exit 1; }; }
fi
if test -z "${am__fastdepCC_TRUE}" && test -z "${am__fastdepCC_FALSE}"; then
{ { echo "$as_me:$LINENO: error: conditional \"am__fastdepCC\" was never defined.
Usually this means the macro was only invoked conditionally." >&5
echo "$as_me: error: conditional \"am__fastdepCC\" was never defined.
Usually this means the macro was only invoked conditionally." >&2;}
{ (exit 1); exit 1; }; }
fi
: ${CONFIG_STATUS=./config.status}
ac_clean_files_save=$ac_clean_files
@@ -12038,6 +12179,7 @@ s,@OBJEXT@,$OBJEXT,;t t
s,@INSTALL_PROGRAM@,$INSTALL_PROGRAM,;t t
s,@INSTALL_SCRIPT@,$INSTALL_SCRIPT,;t t
s,@INSTALL_DATA@,$INSTALL_DATA,;t t
s,@CYGPATH_W@,$CYGPATH_W,;t t
s,@PACKAGE@,$PACKAGE,;t t
s,@VERSION@,$VERSION,;t t
s,@ACLOCAL@,$ACLOCAL,;t t
@@ -12045,13 +12187,17 @@ s,@AUTOCONF@,$AUTOCONF,;t t
s,@AUTOMAKE@,$AUTOMAKE,;t t
s,@AUTOHEADER@,$AUTOHEADER,;t t
s,@MAKEINFO@,$MAKEINFO,;t t
s,@AMTAR@,$AMTAR,;t t
s,@install_sh@,$install_sh,;t t
s,@STRIP@,$STRIP,;t t
s,@ac_ct_STRIP@,$ac_ct_STRIP,;t t
s,@INSTALL_STRIP_PROGRAM@,$INSTALL_STRIP_PROGRAM,;t t
s,@mkdir_p@,$mkdir_p,;t t
s,@AWK@,$AWK,;t t
s,@SET_MAKE@,$SET_MAKE,;t t
s,@am__leading_dot@,$am__leading_dot,;t t
s,@AMTAR@,$AMTAR,;t t
s,@am__tar@,$am__tar,;t t
s,@am__untar@,$am__untar,;t t
s,@DEPDIR@,$DEPDIR,;t t
s,@am__include@,$am__include,;t t
s,@am__quote@,$am__quote,;t t
@@ -12059,10 +12205,14 @@ s,@AMDEP_TRUE@,$AMDEP_TRUE,;t t
s,@AMDEP_FALSE@,$AMDEP_FALSE,;t t
s,@AMDEPBACKSLASH@,$AMDEPBACKSLASH,;t t
s,@CXXDEPMODE@,$CXXDEPMODE,;t t
s,@am__fastdepCXX_TRUE@,$am__fastdepCXX_TRUE,;t t
s,@am__fastdepCXX_FALSE@,$am__fastdepCXX_FALSE,;t t
s,@CC@,$CC,;t t
s,@CFLAGS@,$CFLAGS,;t t
s,@ac_ct_CC@,$ac_ct_CC,;t t
s,@CCDEPMODE@,$CCDEPMODE,;t t
s,@am__fastdepCC_TRUE@,$am__fastdepCC_TRUE,;t t
s,@am__fastdepCC_FALSE@,$am__fastdepCC_FALSE,;t t
s,@DLLTOOL@,$DLLTOOL,;t t
s,@ac_ct_DLLTOOL@,$ac_ct_DLLTOOL,;t t
s,@DLLWRAP@,$DLLWRAP,;t t
@@ -12556,6 +12706,28 @@ echo "$as_me: error: cannot create directory \"$ac_dir\"" >&2;}
cat $tmp/config.h
rm -f $tmp/config.h
fi
# Compute $ac_file's index in $config_headers.
_am_stamp_count=1
for _am_header in $config_headers :; do
case $_am_header in
$ac_file | $ac_file:* )
break ;;
* )
_am_stamp_count=`expr $_am_stamp_count + 1` ;;
esac
done
echo "timestamp for $ac_file" >`(dirname $ac_file) 2>/dev/null ||
$as_expr X$ac_file : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
X$ac_file : 'X\(//\)[^/]' \| \
X$ac_file : 'X\(//\)$' \| \
X$ac_file : 'X\(/\)' \| \
. : '\(.\)' 2>/dev/null ||
echo X$ac_file |
sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{ s//\1/; q; }
/^X\(\/\/\)[^/].*/{ s//\1/; q; }
/^X\(\/\/\)$/{ s//\1/; q; }
/^X\(\/\).*/{ s//\1/; q; }
s/.*/./; q'`/stamp-h$_am_stamp_count
done
_ACEOF
cat >>$CONFIG_STATUS <<\_ACEOF
@@ -12697,27 +12869,21 @@ echo X"$mf" |
else
continue
fi
grep '^DEP_FILES *= *[^ #]' < "$mf" > /dev/null || continue
# Extract the definition of DEP_FILES from the Makefile without
# running `make'.
DEPDIR=`sed -n -e '/^DEPDIR = / s///p' < "$mf"`
# Extract the definition of DEPDIR, am__include, and am__quote
# from the Makefile without running `make'.
DEPDIR=`sed -n 's/^DEPDIR = //p' < "$mf"`
test -z "$DEPDIR" && continue
am__include=`sed -n 's/^am__include = //p' < "$mf"`
test -z "am__include" && continue
am__quote=`sed -n 's/^am__quote = //p' < "$mf"`
# When using ansi2knr, U may be empty or an underscore; expand it
U=`sed -n -e '/^U = / s///p' < "$mf"`
test -d "$dirpart/$DEPDIR" || mkdir "$dirpart/$DEPDIR"
# We invoke sed twice because it is the simplest approach to
# changing $(DEPDIR) to its actual value in the expansion.
for file in `sed -n -e '
/^DEP_FILES = .*\\\\$/ {
s/^DEP_FILES = //
:loop
s/\\\\$//
p
n
/\\\\$/ b loop
p
}
/^DEP_FILES = / s/^DEP_FILES = //p' < "$mf" | \
U=`sed -n 's/^U = //p' < "$mf"`
# Find all dependency output files, they are included files with
# $(DEPDIR) in their names. We invoke sed twice because it is the
# simplest approach to changing $(DEPDIR) to its actual value in the
# expansion.
for file in `sed -n "
s/^$am__include $am__quote\(.*(DEPDIR).*\)$am__quote"'$/\1/p' <"$mf" | \
sed -e 's/\$(DEPDIR)/'"$DEPDIR"'/g' -e 's/\$U/'"$U"'/g'`; do
# Make sure the directory exists.
test -f "$dirpart/$file" && continue