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|
dnl
dnl Additional macros for using autoconf to build configure scripts
dnl
dnl NOTES ON ADDING TO THIS
dnl It is important to end ALL definitions with "dnl" to insure that
dnl there are NO blank lines before the "/bin/sh" in the configure script.
dnl
dnl
dnl PAC_TEST_PROGRAM is like AC_TEST_PROGRAM, except that it makes it easier
dnl to find out what failed.
dnl
define(PAC_TEST_PROGRAM,
[AC_PROVIDE([$0])
AC_REQUIRE([AC_CROSS_CHECK])
if test "$cross_compiling" = 1 -a -z "$TESTCC" ; then
ifelse([$4], , ,$4)
Pac_CV_NAME=0
else
if test -n "$TESTCC" ; then
CCsav="$CC"
CC="$TESTCC"
fi
cat > conftest.c <<EOF
#include "confdefs.h"
[$1]
EOF
eval $compile
if test ! -s conftest ; then
echo "Could not build executable program:"
echo "${CC-cc} $CFLAGS conftest.c -o conftest $LIBS"
${CC-cc} $CFLAGS conftest.c -o conftest $LIBS
ifelse([$3], , , [$3
])
else
/bin/rm -f conftestout
if test -s conftest && (./conftest; exit) 2>conftestout; then
ifelse([$2], , :, [$2
])
else
echo "Execution of test program failed"
ifelse([$3], , , [$3
])
if test -s conftestout ; then
cat conftestout
fi
fi
fi
if test -n "$TESTCC" ; then
CC="$CCsav"
fi
rm -fr conftest*
fi
])dnl
dnl
dnl Some systems (particularly parallel systems) do not return correct
dnl values for exit codes; for this reason, it is better to get the
dnl sizes by running the programs and then comparing them
dnl
dnl PAC_GET_TYPE_SIZE(typename,var_for_size)
dnl
dnl sets var_for_size to the size. Ignores if the size cannot be determined
dnl
define(PAC_GET_TYPE_SIZE,
[AC_MSG_CHECKING([for size of $1])
/bin/rm -f conftestval
PAC_TEST_PROGRAM([#include <stdio.h>
main() {
FILE *f=fopen("conftestval","w");
if (!f) exit(1);
fprintf( f, "%d\n", sizeof($1));
exit(0);
}],Pac_CV_NAME=`cat conftestval`,Pac_CV_NAME="")
if test -n "$Pac_CV_NAME" -a "$Pac_CV_NAME" != 0 ; then
AC_MSG_RESULT($Pac_CV_NAME)
else
AC_MSG_RESULT(unavailable)
fi
$2=$Pac_CV_NAME
])dnl
dnl
dnl
dnl Define test for 64-bit pointers
dnl
define(PAC_POINTER_64_BITS,
[
pointersize=""
PAC_GET_TYPE_SIZE(void *,pointersize)
AC_MSG_CHECKING([for pointers greater than 32 bits])
if test -z "$pointersize" ; then
AC_MSG_RESULT(can not determine; assuming not)
elif test $pointersize -gt 4 ; then
ifelse($1,,AC_DEFINE(POINTER_64_BITS),AC_DEFINE($1))
AC_MSG_RESULT(yes)
else
AC_MSG_RESULT(no)
fi
])dnl
dnl
define(PAC_INT_LT_POINTER,[
intsize=""
PAC_GET_TYPE_SIZE(int,intsize)
if test -z "$pointersize" ; then
PAC_GET_TYPE_SIZE(void *,pointersize)
fi
AC_MSG_CHECKING([for int large enough for pointers])
if test -n "$pointersize" -a -n "$intsize" ; then
if test $pointersize -le $intsize ; then
AC_MSG_RESULT(yes)
else
AC_DEFINE(INT_LT_POINTER)
AC_MSG_RESULT(no)
fi
else
AC_MSG_RESULT(can not determine; assuming it is)
fi
])dnl
dnl
dnl Define the test for the long long int type
define(PAC_LONG_LONG_INT,
[AC_REQUIRE([AC_PROG_CC])dnl
AC_MSG_CHECKING([for long long int])
AC_TEST_PROGRAM([int main() {
/* See long double test; this handles the possibility that long long int
has the same problem on some systems */
exit(sizeof(long long int) < sizeof(long)); }],
AC_DEFINE(HAVE_LONG_LONG_INT)AC_MSG_RESULT(yes),AC_MSG_RESULT(no))
])dnl
dnl
dnl The AC_LONG_DOUBLE macro is junk because it assumes that the
dnl long double type is valid in the language! In other words, that
dnl the compiler is ANSI C
dnl
define(PAC_LONG_DOUBLE,
[AC_REQUIRE([AC_PROG_CC])dnl
AC_MSG_CHECKING([for long double])
if test -n "$GCC"; then
AC_DEFINE(HAVE_LONG_DOUBLE)
AC_MSG_RESULT(yes)
else
AC_COMPILE_CHECK(,,long double a;return 0;,ldok=1,ldok=0)
if test $ldok = 1 ; then
AC_TEST_PROGRAM([int main() {
/* On Ultrix 4.3 cc, long double is 4 and double is 8. */
exit(sizeof(long double) < sizeof(double)); }],
AC_DEFINE(HAVE_LONG_DOUBLE)AC_MSG_RESULT(yes),AC_MSG_RESULT(no))
else
AC_MSG_RESULT(no)
fi
fi
])dnl
dnl
dnl PAC_HAVE_VOLATILE
dnl
dnl Defines HAS_VOLATILE if the C compiler accepts "volatile"
dnl
define(PAC_HAVE_VOLATILE,
[AC_MSG_CHECKING([for volatile])
AC_COMPILE_CHECK(,[volatile int a;],main();,
AC_DEFINE(HAS_VOLATILE)AC_MSG_RESULT(yes),AC_MSG_RESULT(no))
])dnl
dnl
dnl
dnl
define(PAC_WORDS_BIGENDIAN,
[AC_MSG_CHECKING([byte ordering])
AC_TEST_PROGRAM([main () {
/* Are we little or big endian? From Harbison&Steele. */
union
{
long l;
char c[sizeof (long)];
} u;
u.l = 1;
exit (u.c[sizeof (long) - 1] == 1);
}], ,pac_r=1)
if test -n "$pac_r" ; then
AC_MSG_RESULT(little endian)
else
AC_MSG_RESULT(big endian)
ifelse($1,,AC_DEFINE(WORDS_BIGENDIAN),AC_DEFINE($1))
fi
])dnl
dnl
dnl Define the test to look for wish (the tcl/tk windowing shell)
dnl This is under development and is derived from the FINDX command
dnl FIND_WISH looks in the path and in places that we've found wish.
dnl It sets "wishloc" to the location that it found, or to the
dnl empty string if it can't find wish.
dnl Note that we need tk version 3.3 or later, so we don't check for the
dnl earlier versions
define(PAC_FIND_WISH,[wishloc=""
AC_MSG_CHECKING([for wish])
# Look for wish in the path
IFS="${IFS= }"; saveifs="$IFS"; IFS="${IFS}:"
for dir in $PATH ; do
if test -x $dir/wish ; then
wishloc=$dir/wish
break
elif test -x $dir/tcl7.3-tk3.6/bin/wish ; then
wishloc=$dir/tcl7.3-tk3.6/bin/wish
break
elif test -x $dir/tcl7.4-tk4.0/bin/wish ; then
wishloc=$dir/tcl7.4-tk4.0/bin/wish
break
fi
done
IFS="$saveifs"
# Look for wish elsewhere
if test -z "$wishloc" ; then
for dir in \
/usr/local/bin \
/usr/local/tk-3.3/bin \
/usr/local/tcl7.3-tk3.6/bin \
/usr/local/tcl7.0/bin \
/usr/local/tcl7.0-tk3.3/bin \
/usr/contrib/bin \
/usr/contrib/tk3.6/bin \
/usr/contrib/tcl7.3-tk3.6/bin \
/usr/contrib/tk3.3/bin \
/usr/contrib/tcl7.0-tk3.3/bin \
$HOME/tcl/bin \
$HOME/tcl7.3/bin \
/opt/Tcl/bin \
/opt/bin \
/usr/unsupported \
/usr/unsupported/bin \
/usr/bin \
/bin \
/usr/sgitcl \
/local/encap/tcl-7.1/bin ; do
if test -x $dir/wish ; then
wishloc=$dir/wish
break
fi
done
fi
if test -n "$wishloc" ; then
AC_MSG_RESULT(found $wishloc)
else
AC_MSG_RESULT(no)
fi])dnl
dnl
dnl We can use wish to find tcl and tk libraries with
dnl puts stdout $tk_library
dnl tclsh can be used with
dnl puts stdout $tcl_library
dnl
dnl
define(PAC_FIND_TCL,[
# Look for Tcl
if test -z "$TCL_DIR" ; then
PAC_PROGRAM_CHECK(TCLSH,tclsh,1,,tclshloc)
AC_MSG_CHECKING([for Tcl])
# See if tclsh is in the path
if test -n "$tclshloc" ; then
cat >conftest <<EOF
puts stdout [\$]tcl_library
EOF
tcllibloc=`$tclshloc conftest`
# The tcllibloc is the directory containing the .tcl files.
# The .a files may be one directory up
tcllibloc=`dirname $tcllibloc`
# and the lib directory one above that
tcllibs="$tcllibloc `dirname $tcllibloc`"
/bin/rm -f conftest
fi
for dir in $tcllibs \
/usr \
/usr/local \
/usr/local/tcl7.5 \
/usr/local/tcl7.3 \
/usr/local/tcl7.3-tk3.6 \
/usr/local/tcl7.0 \
/usr/local/tcl7.0-tk3.3 \
/usr/local/tcl7.* \
/usr/contrib \
/usr/contrib/tk3.6 \
/usr/contrib/tcl7.3-tk3.6 \
/usr/contrib/tk3.3 \
/usr/contrib/tcl7.0-tk3.3 \
$HOME/tcl \
$HOME/tcl7.3 \
$HOME/tcl7.5 \
/opt/Tcl \
/opt/local \
/opt/local/tcl7.5 \
/opt/local/tcl7.* \
/usr/bin \
/Tools/tcl \
/usr/sgitcl \
/local/encap/tcl-7.1 ; do
if test -r $dir/include/tcl.h ; then
if test -r $dir/lib/libtcl.a -o -r $dir/lib/libtcl.so ; then
TCL_DIR=$dir
break
fi
for file in $dir/lib/libtcl*.a ; do
if test -r $file ; then
TCL_DIR_W="$TCL_DIR_W $file"
fi
done
fi
done
fi
if test -n "$TCL_DIR" ; then
AC_MSG_RESULT(found $TCL_DIR/include/tcl.h and $TCL_DIR/lib/libtcl)
else
if test -n "$TCL_DIR_W" ; then
AC_MSG_RESULT(found $TCL_DIR_W but need libtcl.a)
else
AC_MSG_RESULT(no)
fi
fi
# Look for Tk (look in tcl dir if the code is nowhere else)
if test -z "$TK_DIR" ; then
AC_MSG_CHECKING([for Tk])
if test -n "$wishloc" ; then
cat >conftest <<EOF
puts stdout [\$]tk_library
exit
EOF
tklibloc=`$wishloc -file conftest`
# The tklibloc is the directory containing the .k files.
# The .a files may be one directory up
tklibloc=`dirname $tklibloc`
# and the lib directory one above that
tklibs="$tklibloc `dirname $tklibloc`"
/bin/rm -f conftest
fi
for dir in $tklibs \
/usr \
/usr/local \
/usr/local/tk3.6 \
/usr/local/tcl7.3-tk3.6 \
/usr/local/tk3.3 \
/usr/local/tcl7.0-tk3.3 \
/usr/contrib \
/usr/contrib/tk3.6 \
/usr/contrib/tcl7.3-tk3.6 \
/usr/contrib/tk3.3 \
/usr/contrib/tcl7.0-tk3.3 \
$HOME/tcl \
$HOME/tcl7.3 \
/opt/Tcl \
/opt/local \
/opt/local/tk3.6 \
/usr/bin \
/Tools/tk \
/usr/sgitcl \
/local/encap/tk-3.4 $TCL_DIR ; do
if test -r $dir/include/tk.h ; then
if test -r $dir/lib/libtk.a -o -r $dir/lib/libtk.so ; then
TK_DIR=$dir
break
fi
for file in $dir/lib/libtk*.a ; do
if test -r $file ; then
TK_DIR_W="$TK_DIR_W $file"
fi
done
fi
done
fi
if test -n "$TK_DIR" ; then
AC_MSG_RESULT(found $TK_DIR/include/tk.h and $TK_DIR/lib/libtk)
else
if test -n "$TK_DIR_W" ; then
AC_MSG_RESULT(found $TK_DIR_W but need libtk.a (and version 3.6) )
else
AC_MSG_RESULT(no)
fi
AC_MSG_RESULT(no)
fi
])dnl
dnl
dnl Look for a non-standard library by looking in some named places.
dnl Check for both foo.a and libfoo.a (and .so)
dnl
dnl PAC_FIND_USER_LIB(LIB-NAME[,LIB-LIST,ACTION-IF-FOUND,ACTION-IF-NOT-FOUND])
dnl (use foo to check for foo.a and libfoo.a)
dnl Checks the usual places, as well as /usr/local/LIBNAME and
dnl /usr/local/LIBNAME/lib .
dnl The location of the library may be found in pac_lib_file.
dnl The DIRECTORY of the library may be found in pac_lib_dir
dnl
define(PAC_FIND_USER_LIB,[
AC_MSG_CHECKING([for library $1])
pac_lib_file=""
pac_lib_dir=""
for dir in $2 \
/usr \
/usr/local \
/usr/local/$1 \
/usr/contrib \
/usr/contrib/$1 \
$HOME/$1 \
/opt/$1 \
/opt/local \
/opt/local/$1 \
/local/encap/$1 ; do
for suffix in a so ; do
if test -n "$pac_lib_dir" ; then break ; fi
if test -r $dir/$1.$suffix ; then
pac_lib_file=$dir/$1.$suffix
pac_lib_dir=$dir
break
fi
if test -r $dir/lib$1.$suffix ; then
pac_lib_file=$dir/lib$1.$suffix
pac_lib_dir=$dir
break
fi
if test -r $dir/lib/$1.$suffix ; then
pac_lib_file=$dir/lib/$1.$suffix
pac_lib_dir=$dir/lib
break
fi
if test -r $dir/lib/lib$1.$suffix ; then
pac_lib_file=$dir/lib/lib$1.$suffix
pac_lib_dir=$dir/lib
break
fi
done
done
if test -n "$pac_lib_file" ; then
AC_MSG_RESULT(found $pac_lib_file)
ifelse([$3],,,[$3])
else
AC_MSG_RESULT(no)
ifelse([$4],,,[$4])
fi
])dnl
dnl
dnl Look for a non-standard include by looking in some named places.
dnl Check for foo.h
dnl
dnl PAC_FIND_USER_INCLUDE(FILE-NAME[,DIR-LIST,ACTION-IF-FOUND,ACTION-IF-NOT-FOUND])
dnl (use foo to check for foo.h)
dnl Checks the usual places, as well as /usr/local/FILENAME and
dnl /usr/local/FILENAME/include .
dnl The location of the include directory library may be found in pac_inc_dir.
dnl
define(PAC_FIND_USER_INCLUDE,[
AC_MSG_CHECKING([for include directory for $1])
pac_inc_dir=""
for dir in $2 \
/usr \
/usr/local \
/usr/local/$1 \
/usr/contrib \
/usr/contrib/$1 \
$HOME/$1 \
/opt/$1 \
/opt/local \
/opt/local/$1 \
/local/encap/$1 ; do
if test -r $dir/$1.h ; then
pac_inc_dir=$dir
break
fi
if test -r $dir/include/$1.h ; then
pac_inc_dir=$dir/include
break
fi
if test -r $dir/lib/lib$1.a ; then
pac_lib_file=$dir/lib/lib$1.a
break
fi
if test -r $dir/lib/lib$1.so ; then
pac_lib_file=$dir/lib/lib$1.so
break
fi
done
if test -n "$pac_inc_dir" ; then
AC_MSG_RESULT(found $pac_inc_dir)
ifelse([$3],,,[$3])
else
AC_MSG_RESULT(no)
ifelse([$4],,,[$4])
fi
])dnl
dnl
dnl The AC_CHECK_HEADER assumes that you can use cpp to check for
dnl headers for the (CROSS!) compiler. This is ridiculous.
dnl I've FIXED the code from version 2
dnl
dnl ### Printing messages
dnl
dnl
dnl Check whether to use -n, \c, or newline-tab to separate
dnl checking messages from result messages.
dnl Idea borrowed from dist 3.0.
dnl Internal use only.
define(AC_PROG_ECHO_N,
ac_echo_n=yes
[if (echo "testing\c"; echo 1,2,3) | grep c >/dev/null; then
# Stardent Vistra SVR4 grep lacks -e, says ghazi@caip.rutgers.edu.
if (echo -n testing; echo 1,2,3) | sed s/-n/xn/ | grep xn >/dev/null; then
ac_n= ac_c='
' ac_t=' '
else
ac_n=-n ac_c= ac_t=
fi
else
ac_n= ac_c='\c' ac_t=
fi
ac_echo_test=`echo foo 1>&1`
if test -z "$ac_echo_test" ; then
print_error "Your sh shell does not handle the output redirection"
print_error "1>&1 correctly. Configure will work around this problem,"
print_error "but you should report the problem to your vendor."
fi
])dnl
dnl AC_MSG_CHECKING(FEATURE-DESCRIPTION)
define(AC_FD_MSG,1)dnl
define(AC_MSG_CHECKING,[dnl
if test -z "$ac_echo_n" ; then
AC_PROG_ECHO_N
fi
if test -z "$ac_echo_test" -a AC_FD_MSG = 1 ; then
echo $ac_n "checking $1""... $ac_c"
else
echo $ac_n "checking $1""... $ac_c" 1>&AC_FD_MSG
fi])dnl
dnl
dnl AC_MSG(msg)
dnl generates "msg..." (no newline)
define(AC_MSG,[dnl
if test -z "$ac_echo_n" ; then
AC_PROG_ECHO_N
fi
if test -z "$ac_echo_test" -a AC_FD_MSG = 1 ; then
echo $ac_n "$1""... $ac_c"
else
echo $ac_n "$1""... $ac_c" 1>&AC_FD_MSG
fi])dnl
dnl
dnl AC_CHECKING(FEATURE-DESCRIPTION)
define(AC_CHECKING,dnl
[echo "checking $1" 1>&AC_FD_MSG])dnl
dnl
dnl AC_MSG_RESULT(RESULT-DESCRIPTION)
define(AC_MSG_RESULT,dnl
if test -z "$ac_echo_test" -a AC_FD_MSG = 1 ; then
[echo "$ac_t""$1"]
else
[echo "$ac_t""$1" 1>&AC_FD_MSG]
fi)dnl
dnl
dnl PAC_CHECK_HEADER(HEADER-FILE, ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND],
dnl PRE-REQ-HEADERS )
dnl
dnl BUG: AIX 4.1 can't handle a \055 (octal for -) in a tr string (sometimes;
dnl it works from the shell but not within a file)
dnl I've removed that and hoped that no header will include a - in the
dnl name
dnl
dnl This can fail if the header needs OTHER headers for the compile
dnl to succeed. Those headers should be specified in the "pre-req-headers"
dnl For example
dnl PAC_CHECK_HEADER(sys/vfs.h,AC_DEFINE(HAVE_SYS_VFS_H),,
dnl [#include <sys/types.h>])
dnl
define(PAC_CHECK_HEADER,dnl
[dnl Do the transliteration at runtime so arg 1 can be a shell variable.
changequote(,)dnl
ac_safe=`echo "$1" | tr '[a-z]./' '[A-Z]__'`
changequote([,])dnl
AC_MSG_CHECKING([for $1])
dnl AC_CACHE_VAL(ac_cv_header_$ac_safe,[dnl
AC_COMPILE_CHECK(,[$4]
[#include <$1>],main();,eval "ac_cv_header_$ac_safe=yes",
eval "ac_cv_header_$ac_safe=no")dnl])dnl
if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
AC_MSG_RESULT(yes)
ifelse([$2], , :, [$2])
else
AC_MSG_RESULT(no)
ifelse([$3], , , [$3
])dnl
fi
])dnl
dnl
dnl PAC_CHECK_HEADERS(HEADER-FILE... [, ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]])
define(PAC_CHECK_HEADERS,[for ac_hdr in $1
do
PAC_CHECK_HEADER($ac_hdr,
[changequote(, )dnl
ac_tr_hdr=HAVE_`echo $ac_hdr | tr '[a-z]./' '[A-Z]__'`
changequote([, ])dnl
AC_DEFINE($ac_tr_hdr) $2], $3)dnl
done
])dnl
dnl
dnl WARNING: AC_HEADER_STDC uses CPP instead of CC!
dnl
dnl
dnl Check to see if malloc is declared as char *malloc or void *malloc
dnl If stdlib.h is not defined, then this will choose char*malloc.
dnl
define(PAC_MALLOC_RETURNS_VOID,
[AC_MSG_CHECKING(for malloc return type)
AC_COMPILE_CHECK(,[#include <stdlib.h>],[extern void *malloc();],
eval "ac_cv_malloc=void",eval "ac_cv_malloc=char")
AC_MSG_RESULT($ac_cv_malloc)
if test "$ac_cv_malloc" = void ; then
AC_DEFINE(MALLOC_RET_VOID)
fi
])dnl
dnl
dnl Check that the compile actually runs. Perform first arg is yes,
dnl second if false
dnl PAC_CHECK_COMPILER_OK(true-action, false-action)
dnl
define(PAC_CHECK_COMPILER_OK,[
AC_REQUIRE([AC_CROSS_CHECK])
AC_MSG_CHECKING(that the compiler $CC runs)
AC_COMPILE_CHECK(,,return 0;,eval "ac_cv_ccworks=yes",eval "ac_cv_ccworks=no")
AC_MSG_RESULT($ac_cv_ccworks)
if test $ac_cv_ccworks = "yes" ; then
ifelse([$1],,:,[$1])
else
# Generate output from failed test. See COMPILE_CHECK code
# It really would be better if the compile tests put the output into
# a file for later analysis, like conftest.out
#
cat > conftest.c <<EOF
#include "confdefs.h"
int main() { exit(0); }
int t() { return 0; }
EOF
$CC $CFLAGS conftest.c -o conftest $LIBS
rm -f conftest*
#
# End of output
ifelse([$2],,:,[$2])
fi
])dnl
dnl
dnl Check that the compile accepts ANSI prototypes. Perform first arg if yes,
dnl second if false
dnl PAC_CHECK_CC_PROTOTYPES(true-action, false-action)
dnl
define(PAC_CHECK_CC_PROTOTYPES,[
AC_MSG_CHECKING(that the compiler $CC accepts ANSI prototypes)
AC_COMPILE_CHECK(,[int f(double a){return 0;}],,eval "ac_cv_ccworks=yes",eval "ac_cv_ccworks=no")
AC_MSG_RESULT($ac_cv_ccworks)
if test $ac_cv_ccworks = "yes" ; then
ifelse([$1],,:,[$1])
else
ifelse([$2],,:,[$2])
fi
])dnl
dnl
dnl Check that the compile accepts ANSI const type. Perform first arg if yes,
dnl second if false
dnl PAC_CHECK_CC_CONST(true-action, false-action)
dnl
define(PAC_CHECK_CC_CONST,[
AC_MSG_CHECKING(that the compiler $CC accepts const modifier)
AC_COMPILE_CHECK(,[int f(const int a){return a;}],,eval "ac_cv_ccworks=yes",eval "ac_cv_ccworks=no")
AC_MSG_RESULT($ac_cv_ccworks)
if test $ac_cv_ccworks = "yes" ; then
ifelse([$1],,:,[$1])
else
ifelse([$2],,:,[$2])
fi
])dnl
dnl
dnl Test the compiler to see if it actually works. First, check to see
dnl if the compiler works at all
dnl Uses TESTCC, not CC
dnl
dnl The test directory is ccbugs by default, but can be overridded with
dnl CCBUGS
dnl
define(PAC_CORRECT_COMPILER,[
AC_REQUIRE([AC_CROSS_CHECK])
if test -z "$CCBUGS" ; then CCBUGS=ccbugs ; fi
if test -d $CCBUGS ; then
# Use "LTESTCC" as "local Test CC"
if test -z "$TESTCC" ; then LTESTCC="$CC" ; else LTESTCC="$TESTCC" ; fi
for file in $CCBUGS/ccfail*.c ; do
CFILE=`basename $file .c`
AC_MSG_CHECKING(`cat $CCBUGS/$CFILE.title`)
cp $file conftest.c
broken=1
rm -f conftest.out conftest.rout
if eval $LTESTCC $CFLAGS -o conftest conftest.c $LIBS >conftest.out 2>&1 ; then
if test -s conftest ; then
./conftest 2>&1 1>conftest.rout
if test $? = 0 ; then
broken=0
fi
fi
fi
if test $broken = 1 ; then
AC_MSG_RESULT(no)
cat $CCBUGS/$CFILE.txt | sed 's/^/\*\#/g'
if test -s conftest.out ; then
echo "Output from compile step was:"
cat conftest.out
fi
if test -s conftest.rout ; then
echo "Output from run step was:"
cat conftest.rout
fi
else
AC_MSG_RESULT(yes)
fi
/bin/rm -f conftest conftest.c conftest.o conftest.out conftest.rout
done
#
# These are non-fatal, but must be run
for file in $CCBUGS/ccnfail*.c ; do
CFILE=`basename $file .c`
AC_MSG_CHECKING(`cat $CCBUGS/$CFILE.title`)
cp $file conftest.c
nbroken=1
rm -f conftest.out conftest.rout
if eval $LTESTCC $CFLAGS -o conftest conftest.c $LIBS >conftest.out 2>&1 ; then
if test -s conftest ; then
./conftest 2>&1 1>conftest.rout
if test $? = 0 ; then
nbroken=0
fi
fi
fi
if test $nbroken = 1 ; then
AC_MSG_RESULT(no)
cat $CCBUGS/$CFILE.txt | sed 's/^/\*\#/g'
if test -s conftest.out ; then
echo "Output from compile step was:"
cat conftest.out
fi
if test -s conftest.rout ; then
echo "Output from run step was:"
cat conftest.rout
fi
else
AC_MSG_RESULT(yes)
fi
/bin/rm -f conftest conftest.c conftest.o conftest.out conftest.rout
done
#
# Now, try the warnings. Note that this just does compiles, not runs
for file in $CCBUGS/ccwarn*.c ; do
CFILE=`basename $file .c`
AC_MSG_CHECKING(`cat $CCBUGS/$CFILE.title`)
cp $file conftest.c
if eval $CC $CFLAGS \
-DCONFIGURE_ARGS_CLEAN="'"'"'-A -B'"'"'" -c \
conftest.c $LIBS > /dev/null 2>&1 ; then
AC_MSG_RESULT(yes)
true
else
AC_MSG_RESULT(no)
cat $CCBUGS/$CFILE.txt | sed 's/^/\*\#/g'
if test "$CFILE" = "ccwarn1" ; then
CONFIGURE_ARGS_CLEAN="`echo $CONFIGURE_ARGS_CLEAN | tr ' ' '_'`"
fi
fi
# set +x
/bin/rm -f conftest conftest.[co]
done
#
# After everything, see if there are any problems
if test $broken = 1 ; then
if test -z "$FAILMSG" ; then
echo "Compiler $CC appears broken; aborting configure..."
else
eval echo "$FAILMSG"
fi
exit 1
fi
fi
])dnl
dnl
dnl Check that the Fortran compiler works. We needed this first for LINUX
dnl Perform first arg is yes, second if false
dnl PAC_CHECK_F77_COMPILER_OK(true-action, false-action)
dnl The name of the compiler is F77
dnl
define(PAC_CHECK_F77_COMPILER_OK,[
AC_MSG_CHECKING(that the compiler $F77 runs)
cat >conftest.f <<EOF
program main
end
EOF
/bin/rm -f conftest.out
$F77 $FFLAGS -c conftest.f > conftest.out 2>&1
if test $? != 0 ; then
AC_MSG_RESULT(no)
echo "Fortran compiler returned non-zero return code"
if test -s conftest.out ; then
echo "Output from test was"
cat conftest.out
fi
ifelse([$2],,:,[$2])
elif test ! -s conftest.o ; then
AC_MSG_RESULT(no)
echo "Fortran compiler did not produce object file"
if test -s conftest.out ; then
echo "Output from test was"
cat conftest.out
fi
ifelse([$2],,:,[$2])
else
AC_MSG_RESULT(yes)
ifelse([$1],,:,[$1])
fi
rm -f conftest*
])dnl
dnl
dnl
dnl PAC_PROGRAM_CHECK(VARIABLE, PROG-TO-CHECK-FOR, VALUE-IF-FOUND
dnl [, VALUE-IF-NOT-FOUND [,FULL-PATH-IF-FOUND])
dnl
dnl The variable named by FULL-PATH-IF-FOUND will be set to the
dnl full path for the program
dnl
dnl A fault with the routine in autoconf is that if PROG-TO-CHECK-FOR
dnl already has a path, it will FAIL!
dnl
dnl An UNDOCUMENTED FEATURE is that if VARIABLE is already set, this
dnl routine DOES NOTHING!
dnl
dnl An evil feature of the configure commands is that the 'variables' seem
dnl to get added to the SUBST list automatically. I've disabled this
dnl by NOT using ac_cv_prog_$1 which the configure code seems to use to
dnl do this.
dnl
define(PAC_PROGRAM_CHECK,
[# Extract the first word of "$2", so it can be a program name with args.
set dummy $2; ac_word=[$]2
AC_MSG_CHECKING([for $ac_word])
ac_prog_where=""
if test -n "[$]$1"; then
ac_pg_$1="[$]$1" # Let the user override the test.
else
ac_first_char=`expr "$2" : "\(.\)"`
if test "$ac_first_char" = "/" -a -x "$2" ; then
ac_pg_$1="$3"
ac_prog_where=$2
else
IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
for ac_dir in $PATH; do
test -z "$ac_dir" && ac_dir=.
if test -f $ac_dir/$ac_word; then
ac_pg_$1="$3"
ac_prog_where=$ac_dir/$ac_word
break
fi
done
IFS="$ac_save_ifs"
fi
dnl If no 4th arg is given, leave the cache variable unset,
dnl so AC_CHECK_PROGS will keep looking.
ifelse([$4], , , [ test -z "[$]ac_pg_$1" && ac_pg_$1="$4"
])dnl
fi;dnl
$1="$ac_pg_$1"
if test -n "$ac_prog_where" ; then
AC_MSG_RESULT(found $ac_prog_where ([$]$1))
ifelse([$5], , , [ $5=$ac_prog_where ] )
else
AC_MSG_RESULT(no)
fi
dnl AC_SUBST($1)dnl
])dnl
dnl
dnl PAC_PROGRAMS_CHECK is like PAC_PROGRAM_CHECK, but with
dnl a list of programs.
dnl
define(PAC_PROGRAMS_CHECK,
[for p in $2
do
PAC_PROGRAM_CHECK($1, [$]p, [$]p, )
test -n "[$]$1" && break
done
ifelse([$3],,, [test -n "[$]$1" || $1="$3"
])])dnl
dnl
dnl PAC_CHECK_SIZEOF(TYPE)
define(PAC_CHECK_SIZEOF,
[changequote(<<, >>)dnl
dnl The name to #define.
define(<<AC_TYPE_NAME>>, translit(sizeof_$1, [a-z *], [A-Z_P]))dnl
dnl The cache variable name.
define(<<AC_CV_NAME>>, translit(ac_cv_sizeof_$1, [ *], [_p]))dnl
changequote([, ])dnl
dnl Can only do this test if not cross-compiling (and TESTCC not defined)
if test "$cross_compiling" = 1 -a -z "$TESTCC" ; then
echo "Cannot check for size of $1 when cross-compiling"
AC_CV_NAME=0
else
AC_MSG_CHECKING(size of $1)
if test -n "$TESTCC" ; then
CCsav="$CC"
CC="$TESTCC"
fi
AC_TEST_PROGRAM([#include <stdio.h>
main()
{
FILE *f=fopen("cftestval", "w");
if (!f) exit(1);
fprintf(f, "%d\n", sizeof($1));
exit(0);
}], AC_CV_NAME=`cat cftestval`,AC_CV_NAME=0)
rm -f cftestval
if test -n "$TESTCC" ; then
CC="$CCsav"
fi
if test "$AC_CV_NAME" = 0 ; then
AC_MSG_RESULT($1 unsupported)
else
AC_MSG_RESULT($AC_CV_NAME)
fi
$2=$AC_CV_NAME
dnl AC_DEFINE_UNQUOTED(AC_TYPE_NAME, $AC_CV_NAME)
fi
undefine([AC_TYPE_NAME])dnl
undefine([AC_CV_NAME])dnl
])dnl
dnl
dnl We need routines to check that make works. Possible problems with
dnl make include
dnl
dnl It is really gnumake, and contrary to the documentation on gnumake,
dnl it insists on screaming everytime a directory is changed. The fix
dnl is to add the argument --no-print-directory to the make
dnl
dnl It is really BSD 4.4 make, and can't handle 'include'. For some
dnl systems, this can be fatal; there is no fix (other than removing this
dnl aleged make).
dnl
dnl It is the OSF V3 make, and can't handle a comment in a block of targe
dnl code. There is no acceptable fix.
dnl
dnl This assumes that "MAKE" holds the name of the make program. If it
dnl determines that it is an improperly built gnumake, it adds
dnl --no-print-directorytries to the symbol MAKE.
define(PAC_MAKE_IS_GNUMAKE,[
AC_MSG_CHECKING(gnumake)
/bin/rm -f conftest
cat > conftest <<.
SHELL=/bin/sh
ALL:
@(dir=`pwd` ; cd .. ; $MAKE -f \$\$dir/conftest SUB)
SUB:
@echo "success"
.
str=`$MAKE -f conftest 2>&1`
if test "$str" != "success" ; then
str=`$MAKE --no-print-directory -f conftest 2>&1`
if test "$str" = "success" ; then
MAKE="$MAKE --no-print-directory"
AC_MSG_RESULT(yes using --no-print-directory)
else
AC_MSG_RESULT(no)
fi
else
AC_MSG_RESULT(no)
fi
/bin/rm -f conftest
str=""
])dnl
dnl
dnl PAC_MAKE_IS_BSD44([true text])
dnl
define(PAC_MAKE_IS_BSD44,[
AC_MSG_CHECKING(BSD 4.4 make)
/bin/rm -f conftest
cat > conftest <<.
ALL:
@echo "success"
.
cat > conftest1 <<.
include conftest
.
str=`$MAKE -f conftest1 2>&1`
/bin/rm -f conftest conftest1
if test "$str" != "success" ; then
AC_MSG_RESULT(Found BSD 4.4 so-called make)
echo "The BSD 4.4 make is INCOMPATIBLE with all other makes."
echo "Using this so-called make may cause problems when building programs."
echo "You should consider using gnumake instead."
ifelse([$1],,[$1])
else
AC_MSG_RESULT(no - whew)
fi
str=""
])dnl
dnl
dnl PAC_MAKE_IS_OSF([true text])
dnl
define(PAC_MAKE_IS_OSF,[
AC_MSG_CHECKING(OSF V3 make)
/bin/rm -f conftest
cat > conftest <<.
SHELL=/bin/sh
ALL:
@# This is a valid comment!
@echo "success"
.
str=`$MAKE -f conftest 2>&1`
/bin/rm -f conftest
if test "$str" != "success" ; then
AC_MSG_RESULT(Found OSF V3 make)
echo "The OSF V3 make does not allow comments in target code."
echo "Using this make may cause problems when building programs."
echo "You should consider using gnumake instead."
ifelse([$1],,[$1])
else
AC_MSG_RESULT(no)
fi
str=""
])dnl
dnl
dnl Here begins macros for setting defaults for specific systems.
dnl These handle things like C compilers with funny names and special
dnl options.
dnl
dnl
dnl These make use of the GLOBALS; see each definition for which ones
dnl are used:
dnl
dnl (Not yet present)
dnl
dnl PAC_GET_CC(arch)
dnl Uses USERCC, CC, USERCLINKER, CLINKER, LIB_LIST.
dnl Looks for special versions
dnl of C compilers, particularly cross compilers. May also set some
dnl compile flags. Clears GCC if it sets CC. Calls "print_error" for
dnl error messages
dnl
define(PAC_GET_CC,[
if test -z "$USERCC" ; then
case $1 in
cenju3) if test $ARCH = abi
then
CCC=CC
CCLINKER=cjCC
CC=cc
F77=f77
ASM=as
if test -z "$USERFLINKER" ; then
FLINKER=cjabif77
fi
if test -z "$USERFLINKER" ; then
CLINKER=cjabicc
fi
else
CCC=CC
CCLINKER=cjCC
CC=/usr/necccs/bin/cc
F77=/usr/necccs/bin/f77
ASM=/usr/necccs/bin/as
if test ! -x $CC ; then
CC=cc
F77=f77
ASM=as
fi
#
if test -z "$USERFLINKER" ; then
FLINKER=cjf77
fi
if test -z "$USERFLINKER" ; then
CLINKER=cjcc
fi
fi
#
DEVCFLAGS="$DEVCFLAGS -O -Kmips2"
MPILIBNAME=mpich
ASMFILES_O=get_stack.o
;;
intelnx|paragon) CC=icc ; GCC=""
# If this version of the intel compiler accepts the -nx flag, use it.
if icc -nx > /dev/null 2>&1 ; then
# For some reason the lib list was commented out; we need
# it to link with if we use the NX routines
LIB_LIST="$LIB_LIST -nx"
CFLAGS="$CFLAGS -nx"
fi
;;
cm5) CC=cc ; GCC="" ; if test -z "$USERCLINKER" ; then
CLINKER="cmmd-ld -comp $CC"
fi ;;
cray_t3d)
# Some Cray's require -Ccray-t3d instead of -Tcray-t3d.
# We have no diagnostic for this behavior yet.
CC=/mpp/bin/cc ; CFLAGS="$CFLAGS -Tcray-t3d -DT3D" ; GCC=""
if test -z "$USERCLINKER" ; then
CLINKER="$CC -Tcray-t3d" ; fi ;;
hpux) if test "`which ${CC-cc}`" = "/usr/convex/bin/cc" ; then
CFLAGS="$CFLAGS -or none -U_REENTRANT -D_POSIX_SOURCE -D_HPUX_SOURCE -DMPI_cspp"
elif test "$CC" != "gcc" ; then
# If cflags includes -Ae or -Aa, we don't need to add -Aa
# In a perfect world, we might want to try -Ae
hasarg=`echo A$CFLAGS | sed -n -e '/-Aa/p' -e '/-Ae/p'`
if test -z "$hasarg" ; then
CFLAGS="$CFLAGS -Aa"
fi
# We need these flags to get the correct system include
# files.
CFLAGS="$CFLAGS -D_POSIX_SOURCE -D_HPUX_SOURCE"
# P4 needs these to get the correct system includes
P4_CFLAGS="-D_POSIX_SOURCE -D_HPUX_SOURCE"
# We MUST have an ANSI compiler for HPUX, even for USER code
# If the regular cpp worked, we would not need to do this.
USER_CFLAGS="$USER_CFLAGS -Aa"
# Alternate...
# -Ae is extended -Aa (only on some PA RISC systems)
#CFLAGS="$CFLAGS -Ae +Olibcalls"
#CLINKER="cc -Ae"
# fort77 is the POSIX-compliant version of f77; fort77 can use
# -Ldirectory
#F77=fort77
#FLINKER=fort77
#FFLAGS="$FFLAGS +ppu"
# Try and see that this works
AC_COMPILE_CHECK(Checking that HP compiler has ANSI option...,,,
hpux_ansi=1,hpux_ansi=0)
if test $hpux_ansi = 0 ; then
print_error "HPUX C compiler does not support ANSI mode!"
print_error "This mode is required because severe bugs in HPUX CPP"
print_error "cause problems. Configuration continuing BUT "
print_error "if you have trouble, consider using the GNU C"
print_error "compiler gcc instead."
else
print_error "HPUX C compiler is being forced into ANSI mode so that"
print_error "severe bugs in HPUX CPP do not cause problems"
fi
fi
;;
alpha) ;;
convex_spp) CC="/usr/convex/bin/cc" ;;
ibmpoe)
dnl This is intended for the Standard POE/MPL version
dnl This version REQUIRES you to have either mpCC or mpcc.
dnl ??? is this safe ??
dnl An additional problem is that some sites will install mpCC
dnl even though xlC is not available (!). This forces us
dnl to test for both mpCC and xlC, then mpcc and xlc.
CCval=
PAC_PROGRAM_CHECK(CCval,xlC,xlC)
if test -n "$CCval" ; then
TESTCC="$CCval"
CCval=""
PAC_PROGRAM_CHECK(CCval,mpCC,mpCC)
else
PAC_PROGRAM_CHECK(CCval,xlc,xlc)
if test -n "$CCval" ; then
TESTCC="$CCval"
CCval=""
PAC_PROGRAM_CHECK(CCval,mpcc,mpcc)
fi
fi
if test -z "$CCval" ; then
print_error "Could not find mpCC or mpcc!"
print_error "Make sure that you path is set correctly."
exit 1
fi
CC="$CCval"
;;
meiko)
dnl /opt/SUNWspro/bin/cc,/opt/apogee/bin/apcc,/opt/PGI/bin/cc,
dnl /opt/gcc/bin/gcc
CCval=''
PAC_PROGRAMS_CHECK(CCval,cc apcc pgcc gcc)
if test -z "$CCval" ; then
print_error "Could not find a C compiler"
exit 1
elif test "$CCVal" = "cc" ; then
CC="cc -g -xcg92"
else
CC=$CCval
fi
;;
ncube) CC=ncc ;;
rs6000)
CCval=""
PAC_PROGRAMS_CHECK(CCval,xlC xlc cc)
if test -n "$CCval" ; then
CC=$CCval
GCC=""
fi
;;
*)
CCval=""
# Pick the vendor's cc ahead of gcc.
PAC_PROGRAMS_CHECK(CCval,cc gcc)
if test -n "$CCval" ; then
CC=$CCval
fi
;;
esac
fi
dnl if test -n "$CC" ; then
dnl PAC_PROGRAM_CHECK(HAS_CC,$CC,1,0)
dnl fi
if test -z "$USERCLINKER" -a -z "$CLINKER" ; then
CLINKER="$CC"
fi
])dnl
dnl
dnl PAC_GET_ANSI_CC(...) is like PAC_GET_CC, but it checks that CC
dnl accepts ANSI-style prototypes. If not, it then tries to use gcc
dnl
define(PAC_GET_ANSI_CC,[
PAC_GET_CC($1)
PAC_CHECK_CC_PROTOTYPES(,noproto=1)
if test -n "$noproto" ; then
print_error "The compiler $CC does not accept ANSI prototypes"
CC=""
PAC_PROGRAM_CHECK(CC,gcc,gcc)
if test -n "$CC" ; then
PAC_CHECK_COMPILER_OK(,exit 1)
PAC_CHECK_CC_PROTOTYPES(,exit 1)
print_error "Using $CC as the C compiler instead"
CLINKER=$CC
else
CC=""
CLINKER=""
fi
fi
])dnl
dnl
dnl
dnl May also set F77GETARG (routine to get commandline arguments)
dnl Also sets HAS_F77 (makes sure that the chosen compiler is present!)
dnl
define(PAC_GET_F77,[
if test -z "$USERF77" ; then
case $1 in
intelnx|paragon|i860) F77=if77 ;;
cm5) # TMC Told us this should be f77
F77=f77 ; if test -z "$USERFLINKER" ; then
FLINKER="cmmd-ld -comp $F77"
fi ;;
CRAY)
# The Fortran compiler might be cf77 or f77
# This wierd function uses the VALUE of the first argument before
# the second!
F77=
PAC_PROGRAMS_CHECK(F77,cf77 f77)
;;
cray_t3d)
# The dp switch on the following lines allows compilation of "double precision"
# at the cost of violating the Fortran standard
print_error Setting double precision to be the same as real, in violation
print_error of the Fortran standard. This is needed because Cray Fortran
print_error for the T3D does not support double precision and hence is
print_error not actually Fortran.
F77="/mpp/bin/cf77"
FFLAGS="$FFLAGS -Ccray-t3d -dp"
F77GETARG="call pxfgetarg(i,s,len(s),ierr)"
if test -z "$USERFLINKER" ; then
FLINKER="$F77 -Ccray-t3d"
fi
;;
#
# SX4 Floating Point formats
#
# float = float0 : Conforms IEEE 754 standard.
# C: sizeof (int) = 4; sizeof (float) = 4
# FORTRAN: sizeof (INTEGER) = 4; sizeof (REAL) = 4
#
# float = float1 : IBM floating point format
# C: sizeof (int) = 4; sizeof (float) = 4
# FORTRAN: sizeof (INTEGER) = 4; sizeof (REAL) = 4
#
# float = float2 : CRAY floating point format
# C: sizeof (int) = 4; sizeof (float) = 8
# FORTRAN: sizeof (INTEGER) = 8; sizeof (REAL) = 8
# !!! Will not work for FORTRAN and MPICH !!!
#
# float = float2_int64 : CRAY floating point format
# C: sizeof (int) = 8; sizeof (float) = 8
# FORTRAN: sizeof (INTEGER) = 8; sizeof (REAL) = 8
#
SX_4_float0 | SX_4_float1 | SX_4_float2 | SX_4_float2_int64)
arch_SX_4=1
#
float=`expr $CARCH : 'SX_4_\(float.\).*'`
w8=`expr $CARCH : "SX_4_float._\(ew\).*" \| "dw"`
sx4int=`expr $CARCH : ".*_\(int64\).*" \| "int32"`
#
echo "Generating MPICH for floating point format \`\`$float''"
#
if test "$w8" = "ew" ; then
echo " and extended numeric storage \`\`$w8''"
else
if test "$sx4int" = "int64" ; then
echo " and sizeof (int) = 64"
elif test "$float" = "float2" ; then
cat << EOF
***********************************************************************
*
* WARNING:
*
* MPICH is generated for floating point format \`\`float2'' without
* expanding C int's to 64 bits.
* This version will not run together with FORTRAN codes.
*
***********************************************************************
EOF
fi
fi
#
CCC="CC"
CC="cc"; ASM="as -m -h $float"
OPTFLAGSC="-h2 -hsetmain -hnoflunf -pvctl,nomsg"
CFLAGS="-h$float -DCHAR_PTR_IS_ADDRESS"
FFLAGS="-$float"
LIB_LIST="$LIB_LIST -li77sx"
#
if test -z "$USERCLINKER" ; then
CLINKER="cc -h$float"; fi
if test -z "$USERCCLINKER" ; then
CCLINKER="CC -h$float"; fi
if test -z "$USERFLINKER" ; then
FLINKER="f77 -$float"; fi
#
if test "$w8" = "ew" ; then
FLINKER="$FLINKER -ew"
CFLAGS="$CFLAGS -D_W8"
FFLAGS="$FFLAGS -ew"
fi
#
if test "$sx4int" = "int64" ; then
CFLAGS="$CFLAGS -hint64"
CLINKER="$CLINKER -hint64"
FLINKER="$FLINKER -Wl'-int64'"
fi
#
CCFLAGS="$CFLAGS"
;;
#
hpux)
# This may eliminate the need for +U77 ....
if test "`which $F77`" != "/usr/convex/bin/fc" ; then
F77GETARG=["call igetarg(i,s,len(s))"]
# mgates reports that the +T option makes MPICH work on some HPUX
# platforms. The documentation for +T is truely scary; it seems
# to imply that without it, a Fortran program will NOT run correctly.
FFLAGS="$FFLAGS +T"
else
# The Convex compiler needs to have optimization messages suppressed
FFLAGS="$FFLAGS -or none"
fi
# There are reports that version 10 Fortran requires +U77
;;
convex_spp) F77="/usr/convex/bin/fc" ;;
ibmpoe)
dnl This is intended for the Standard POE/MPL version
F77=mpxlf
;;
meiko)
PAC_PROGRAMS_CHECK(FCval,f77 apf77 pgf77)
if test -n "$FCval" -a "$FCval" = f77 ; then
F77="f77 -g -cg92"
else
F77="$FCval"
fi
;;
ncube) F77=nf77 ;;
rs6000) F77=xlf ;;
esac
fi
if test -z "$USERFLINKER" -a -z "$FLINKER" ; then
FLINKER="$F77"
fi
#
# Check that the Fortran compiler is actually available:
HAS_F77=
if test -n "$F77" ; then
PAC_PROGRAM_CHECK(HAS_F77,$F77,1,0,F77FULL)
# if test -n "$F77FULL" ; then
# Really should replace with full path....
# but would need to capture arguments as well...
dnl F77=$F77FULL
# fi
fi
])dnl
dnl
dnl Fortran runtime for Fortran/C linking
dnl On suns, try
dnl FC_LIB =/usr/local/lang/SC2.0.1/libM77.a \
dnl /usr/local/lang/SC2.0.1/libF77.a -lm \
dnl /usr/local/lang/SC2.0.1/libm.a \
dnl /usr/local/lang/SC2.0.1/libansi.a
dnl
dnl AIX requires -bI:/usr/lpp/xlf/lib/lowsys.exp
dnl ------------------------------------------------------------------------
dnl
dnl Get the format of Fortran names. Uses F77, FFLAGS, and sets WDEF.
dnl If the test fails, sets NOF77 to 1, HAS_FORTRAN to 0
dnl
define(PAC_GET_FORTNAMES,[
# Check for strange behavior of Fortran. For example, some FreeBSD
# systems use f2c to implement f77, and the version of f2c that they
# use generates TWO (!!!) trailing underscores
# Currently, WDEF is not used but could be...
#
# Eventually, we want to be able to override the choices here and
# force a particular form. This is particularly useful in systems
# where a Fortran compiler option is used to force a particular
# external name format (rs6000 xlf, for example).
cat > confftest.f <<EOF
subroutine mpir_init_fop( a )
integer a
a = 1
return
end
EOF
$F77 $FFLAGS -c confftest.f > /dev/null 2>&1
if test ! -s confftest.o ; then
print_error "Unable to test Fortran compiler"
print_error "(compiling a test program failed to produce an "
print_error "object file)."
NOF77=1
HAS_FORTRAN=0
elif test -z "$FORTRANNAMES" ; then
# We have to be careful here, since the name may occur in several
# forms. We try to handle this by testing for several forms
# directly.
if test $arch_CRAY ; then
# Cray doesn't accept -a ...
nameform1=`strings confftest.o | grep mpir_init_fop_ | head -1`
nameform2=`strings confftest.o | grep MPIR_INIT_FOP | head -1`
nameform3=`strings confftest.o | grep mpir_init_fop | head -1`
nameform4=`strings confftest.o | grep mpir_init_fop__ | head -1`
else
nameform1=`strings -a confftest.o | grep mpir_init_fop_ | head -1`
nameform2=`strings -a confftest.o | grep MPIR_INIT_FOP | head -1`
nameform3=`strings -a confftest.o | grep mpir_init_fop | head -1`
nameform4=`strings -a confftest.o | grep mpir_init_fop__ | head -1`
fi
/bin/rm -f confftest.f confftest.o
if test -n "$nameform4" ; then
echo "Fortran externals are lower case and have 1 or 2 trailing underscores"
FORTRANNAMES="FORTRANDOUBLEUNDERSCORE"
elif test -n "$nameform1" ; then
# We don't set this in CFLAGS; it is a default case
echo "Fortran externals have a trailing underscore and are lowercase"
FORTRANNAMES="FORTRANUNDERSCORE"
elif test -n "$nameform2" ; then
echo "Fortran externals are uppercase"
FORTRANNAMES="FORTRANCAPS"
elif test -n "$nameform3" ; then
echo "Fortran externals are lower case"
FORTRANNAMES="FORTRANNOUNDERSCORE"
else
print_error "Unable to determine the form of Fortran external names"
print_error "Make sure that the compiler $F77 can be run on this system"
# print_error "If you have problems linking, try using the -nof77 option"
# print_error "to configure and rebuild MPICH."
print_error "Turning off Fortran (-nof77 being assumed)."
NOF77=1
HAS_FORTRAN=0
fi
# case $nameform in
# MPIR_INIT_FOP | _MPIR_INIT_FOP)
# echo "Fortran externals are uppercase"
# WDEF=-DFORTRANCAPS
# ;;
# mpir_init_fop_ | _mpir_init_fop_)
# # We don't set this in CFLAGS; it is a default case
# echo "Fortran externals have a trailing underscore and are lowercase"
# WDEF=-DFORTRANUNDERSCORE ;;
#
# mpir_init_fop | _mpir_init_fop)
# echo "Fortran externals are lower case"
# WDEF=-DFORTRANNOUNDERSCORE
# ;;
#
# # Fortran no underscore is the "default" case for the wrappers;
# # having this defined allows us to have an explicit test,
# # particularly since the most common UNIX case is FORTRANUNDERSCORE
# mpir_init_fop__ | _mpir_init_fop__)
# echo "Fortran externals are lower case and have 1 or 2 trailing underscores"
# WDEF=-DFORTRANDOUBLEUNDERSCORE
# ;;
#
# *)
# print_error "Unable to determine the form of Fortran external names"
# print_error "If you have problems linking, try using the -nof77 option"
# print_error "to configure and rebuild MPICH."
# NOF77=1
# HAS_FORTRAN=0
# ;;
# esac
fi
if test -n "$FORTRANNAMES" ; then
WDEF="-D$FORTRANNAMES"
fi
])dnl
dnl
dnl ------------------------------------------------------------------------
dnl
dnl AR = name with args to create/add to archive
dnl As input, ARLOCAL is the arg that should be use for using the local
dnl directory
dnl ARNAME = just name
dnl ARARGS = just args
define(PAC_GET_AR,[
if test -z "$USERAR" ; then
case $1 in
intelnx|paragon|i860) AR="ar860 crl" ; ARNAME="ar860" ; ARARGS="crl" ;;
cm5) AR="ar cr" ; ARNAME="ar" ; ARARGS="cr"
;;
meiko|solaris) AR="ar cr" ; ARNAME="ar" ; ARARGS="cr"
;;
ncube) AR="nar cr" ; ARNAME="nar" ; ARARGS="cr" ;;
esac
fi
if test -z "$AR" ; then
AR="ar cr$ARLOCAL" ; ARNAME="ar" ; ARARGS="cr$ARLOCAL"
fi
])dnl
dnl --------------------------------------------------------
dnl Find X11. This is more careful than the AC version
dnl Uses USERXLIB; sets x_includes, X11INC, x_libraries, X11LIB, no_x
dnl
define(PAC_FIND_X11,[
# FIND_X doesn't always work correctly when cross compiling, so we
# try to be more careful and conservative
if test -z "$USERXLIB" ; then
# The user has specified the libraries/include paths; pick them up
# below....
if test -z "$cross_compiling" -o "$cross_compiling" = 0 ; then
AC_FIND_X()
if test -n "$no_x" ; then
print_error "Did not find X11 libraries and/or include files"
fi
else
# Try to compile a program with an include file.
# I didn't use HEADER_CHECK because I want to insist that the
# code try to compile with the header
no_x=true
AC_COMPILE_CHECK([X11 headers],[#include <X11/Xlib.h>],,no_x="")
if test -z "$no_x" ; then
# Try to link a simple X program
AC_HAVE_LIBRARY(X11,no_x="",no_x="true")
fi
if test -n "$no_x" ; then
print_error " "
print_error "X11 is not used when cross compiling (because of the"
print_error "difficulties in finding the correct libraries)"
print_error " "
fi
fi
else
# Pick up the paths from the user if possible
if test -z "$x_includes" -a -n "$X11INC" ; then
x_includes="$X11INC"
XINCLUDES="-Ix_includes"
fi
if test -z "$x_libraries" -a -n "$X11LIB" ; then
x_libraries="$X11LIB"
fi
fi
if test -n "$x_includes" ; then
XINCLUDES="-I$x_includes"
fi
if test -z "$no_x" ; then
# may STILL not have x if the include files aren't around
if test -n "$x_includes" ; then
f_test=$x_includes/X11/Xlib.h
else
f_test=/usr/include/X11/Xlib.h
fi
if test ! -f $f_test ; then
no_x=yes
print_error "X11 include files were not found in $f_test!"
fi
fi
])dnl
dnl
dnl --------------------------------------------------------
dnl Internal subroutine of AC_FIND_X. We had to update this because it
dnl did not know about R6.
define([AC_FIND_X_DIRECT],
[echo checking for X include and library files directly
AC_TEST_CPP([#include <X11/Intrinsic.h>], no_x=,
for dir in \
/usr/local/include \
/usr/unsupported/include \
/usr/x386/include \
/usr/local/X11R6/include \
/usr/local/X11R5/include \
/usr/local/x11r6/include \
/usr/local/x11r5/include \
/usr/include/X11R6 \
/usr/include/X11R5 \
/usr/include/X11R4 \
/usr/X11R6/include \
/usr/X11R5/include \
/usr/X11/include \
/usr/openwin/include \
/usr/openwin/share/include \
/usr/lpp/Xamples/include \
; \
do
if test -r $dir/X11/Intrinsic.h; then
x_includes=$dir; no_x=
break
fi
done)
# Check for the libraries. First see if replacing the `include' by
# `lib' works.
AC_HAVE_LIBRARY(Xt, no_x=,
for dir in `echo "$x_includes" | sed s/include/lib/` \
/usr/local/lib \
/usr/unsupported/lib \
/usr/x386/lib \
/usr/local/X11R6/lib \
/usr/local/X11R5/lib \
/usr/local/x11r6/lib \
/usr/local/x11r5/lib \
/usr/lib/X11 \
/usr/lib/X11R4 \
/usr/X11R6/lib \
/usr/X11R5/lib \
/usr/X11/lib \
/usr/openwin/lib \
/usr/lpp/Xamples/lib \
; \
do
for extension in a so sl; do
if test -r $dir/libXt.$extension; then
x_libraries=$dir; no_x=
break 2
fi
done
done)])dnl
dnl
dnl --------------------------------------------------------
dnl Test for the VERSION of tk. There are major changes between 3.6 and 4.0
dnl (in particular, the type Tk_ColorModel disappeared
dnl Put result into TK_VERSION (as, e.g., 3.6 or 4.0). Should test version
dnl as STRING, since we don't control the changes between versions, and
dnl only versions that we know should be tested.
dnl Note that this may be important ONLY if you include tk.h .
dnl
dnl TK_LIB and XINCLUDES must be defined
dnl
define(PAC_TK_VERSION,[
AC_MSG_CHECKING(for version of TK)
/bin/rm -f conftestval
#
# Some systems have a separate tcl dir; since we need both tcl and tk
# we include both directories
if test -n "$TK_DIR" -a -n "$TCL_DIR" ; then
CFLAGSsave="$CFLAGS"
CFLAGS="$CFLAGS -I$TK_DIR/include -I$TCL_DIR/include $XINCLUDES"
PAC_TEST_PROGRAM([#include "tk.h"
#include <stdio.h>
main() { FILE *fp = fopen( "conftestval", "w" );
fprintf( fp, "%d.%d", TK_MAJOR_VERSION, TK_MINOR_VERSION );
return 0; }],
TK_VERSION=`cat conftestval`,TK_VERSION="unavailable")
CFLAGS="$CFLAGSsave"
elif test -n "$wishloc" ; then
# It is possible to use a wish program with
# set tk_version [ string range $tk_patchLevel 0 2 ]
# puts stdout $tk_version
TK_VERSION="unavailable"
else
TK_VERSION="unavailable"
fi
AC_MSG_RESULT($TK_VERSION)
])dnl
dnl
dnl Redefine these to use msg_checking/result
dnl Also, test for broken LINUX shells
dnl
define([AC_COMPILE_CHECK],
[AC_PROVIDE([$0])dnl
ifelse([$1], , , [AC_MSG_CHECKING(for $1)]
)dnl
if test ! -f confdefs.h ; then
AC_MSG_RESULT("!! SHELL ERROR !!")
echo "The file confdefs.h created by configure has been removed"
echo "This may be a problem with your shell; some versions of LINUX"
echo "have this problem. See the Installation guide for more"
echo "information."
exit 1
fi
cat > conftest.c <<EOF
#include "confdefs.h"
[$2]
int main() { exit(0); }
int t() { [$3] }
EOF
dnl Don't try to run the program, which would prevent cross-configuring.
if eval $compile; then
ifelse([$1], , , [AC_MSG_RESULT(yes)])
ifelse([$4], , :, [rm -rf conftest*
$4
])
ifelse([$5], , , [else
rm -rf conftest*
$5
])dnl
ifelse([$1], , , ifelse([$5], ,else) [AC_MSG_RESULT(no)])
fi
rm -f conftest*]
)dnl
dnl
dnl This version compiles an entire function; used to check for
dnl things like varargs done correctly
dnl
dnl PAC_COMPILE_CHECK_FUNC(msg,function,if_true,if_false)
dnl
define(PAC_COMPILE_CHECK_FUNC,
[AC_PROVIDE([$0])dnl
ifelse([$1], , , [AC_MSG_CHECKING(for $1)]
)dnl
if test ! -f confdefs.h ; then
AC_MSG_RESULT("!! SHELL ERROR !!")
echo "The file confdefs.h created by configure has been removed"
echo "This may be a problem with your shell; some versions of LINUX"
echo "have this problem. See the Installation guide for more"
echo "information."
exit 1
fi
cat > conftest.c <<EOF
#include "confdefs.h"
[$2]
EOF
dnl Don't try to run the program, which would prevent cross-configuring.
if eval $compile; then
ifelse([$1], , , [AC_MSG_RESULT(yes)])
ifelse([$3], , :, [rm -rf conftest*
$3
])
ifelse([$4], , , [else
rm -rf conftest*
$4
])dnl
ifelse([$1], , , ifelse([$4], ,else) [AC_MSG_RESULT(no)])
fi
rm -f conftest*]
)dnl
dnl
dnl
dnl checks for compiler characteristics
dnl
dnl AC_CROSS_CHECK is used to determine if we can run programs to
dnl determine system characteristics. The basic GNU autoconf test
dnl makes the assumption that return codes are properly handled. In
dnl some cases, the system will pretend to run a program and return a
dnl 0 return code, but actually will fail. In others, it can run the
dnl program, but because it doesn't properly handle return codes, might
dnl as well not.
define([AC_CROSS_CHECK],
[AC_PROVIDE([$0])AC_MSG_CHECKING(whether cross-compiling)
# If we cannot run a trivial program, we must be cross compiling.
AC_TEST_PROGRAM([main(){exit(0);}], pac_ok=1, pac_ok=0)
if test $pac_ok = 1 ; then
AC_TEST_PROGRAM([main(){exit(1);}], pac_ok=0 )
if test $pac_ok = 1 ; then
AC_MSG_RESULT(no)
else
cross_compiling=1
AC_MSG_RESULT(yes, because return codes handled incorrectly)
fi
else
cross_compiling=1
AC_MSG_RESULT(yes)
fi
])dnl
dnl
dnl Append SH style definitions to a file
dnl To generate a site file (for MAKE), use PAC_APPEND_FILE. This allows
dnl you to use configure to create a likely site file.
dnl
dnl PAC_APPEND_FILE(varname,varvalue,file)
dnl Example: PAC_APPEND_FILE("CC",$CC,"make.site")
dnl
define(PAC_APPEND_FILE,[
if test "$3" = "-" ; then echo "$1=$2" ; else echo "$1=$2" >> $3 ; fi
])dnl
dnl
dnl See if Fortran compiler accepts -Idirectory flag
dnl
dnl PAC_FORTRAN_HAS_INCDIR(true-action,false-action)
dnl
dnl Fortran compiler is F77 and is passed FFLAGS
dnl
define(PAC_FORTRAN_HAS_INCDIR,[
AC_MSG_CHECKING([for Fortran include argument])
cat > conftest.f <<EOF
program main
include 'mpif.h'
end
EOF
if $F77 $FFLAGS -c -Iinclude conftest.f > /dev/null 2>&1 ; then
ifelse($1,,true,$1)
AC_MSG_RESULT([supports -I])
else
ifelse($2,,true,$2)
AC_MSG_RESULT([does NOT support -I])
fi
/bin/rm -f conftest.f
])dnl
dnl
dnl Check that signal semantics work correctly
dnl
define(PAC_SIGNALS_WORK,[
AC_REQUIRE([AC_CROSS_CHECK])
AC_MSG_CHECKING([that signals work correctly])
cat >conftest.c <<EOF
#include <signal.h>
static int rc = 0, irc = 1, maxcnt=5;
void handler( sig )
int sig;
{
void (*oldsig)();
oldsig = signal( SIGUSR1, handler );
if (oldsig != handler) rc = 1;
irc = 0;
}
int main(argc, argv)
int argc;
char **argv;
{
(void)signal( SIGUSR1, handler );
kill( getpid(), SIGUSR1 );
while (irc && maxcnt) { sleep(1); maxcnt--;}
return rc;
}
EOF
if eval $CC $CFLAGS -o conftest conftest.c > /dev/null 2>&1 ; then
if ./conftest ; then
AC_MSG_RESULT(yes)
else
AC_MSG_RESULT(Signals reset when used!)
fi
else
AC_MSG_RESULT(Could not compile test program!)
fi
/bin/rm -f conftest conftest.c conftest.o
])dnl
dnl
dnl
dnl record top-level directory (this one)
dnl A problem. Some systems use an NFS automounter. This can generate
dnl paths of the form /tmp_mnt/... . On SOME systems, that path is
dnl not recognized, and you need to strip off the /tmp_mnt. On others,
dnl it IS recognized, so you need to leave it in. Grumble.
dnl The real problem is that OTHER nodes on the same NFS system may not
dnl be able to find a directory based on a /tmp_mnt/... name.
dnl
dnl It is WRONG to use $PWD, since that is maintained only by the C shell,
dnl and if we use it, we may find the 'wrong' directory. To test this, we
dnl try writing a file to the directory and then looking for it in the
dnl current directory. Life would be so much easier if the NFS automounter
dnl worked correctly.
dnl
dnl PAC_GETWD(varname [, filename ] )
dnl
dnl Set varname to current directory. Use filename (relative to current
dnl directory) if provided to double check.
dnl
dnl Need a way to use "automounter fix" for this.
dnl
define(PAC_GETWD,[
AC_MSG_CHECKING(for current directory name)
$1=$PWD
if test "${$1}" != "" -a -d "${$1}" ; then
if test -r ${$1}/.foo$$ ; then
/bin/rm -f ${$1}/.foo$$
/bin/rm -f .foo$$
fi
if test -r ${$1}/.foo$$ -o -r .foo$$ ; then
$1=
else
echo "test" > ${$1}/.foo$$
if test ! -r .foo$$ ; then
/bin/rm -f ${$1}/.foo$$
$1=
else
/bin/rm -f ${$1}/.foo$$
fi
fi
fi
if test "${$1}" = "" ; then
$1=`pwd | sed -e 's%/tmp_mnt/%/%g'`
fi
dnl
dnl First, test the PWD is sensible
ifelse($2,,,
if test ! -r ${$1}/$2 ; then
dnl PWD must be messed up
$1=`pwd`
if test ! -r ${$1}/$2 ; then
print_error "Cannot determine the root directory!"
exit 1
fi
$1=`pwd | sed -e 's%/tmp_mnt/%/%g'`
if test ! -d ${$1} ; then
print_error "Warning: your default path uses the automounter; this may"
print_error "cause some problems if you use other NFS-connected systems."
$1=`pwd`
fi
fi)
if test -z "${$1}" ; then
$1=`pwd | sed -e 's%/tmp_mnt/%/%g'`
if test ! -d ${$1} ; then
print_error "Warning: your default path uses the automounter; this may"
print_error "cause some problems if you use other NFS-connected systems."
$1=`pwd`
fi
fi
AC_MSG_RESULT(${$1})
])dnl
dnl
dnl
dnl
define(PAC_GET_SPECIAL_SYSTEM_INFO,[
#
# We should provide a way to specify a particular IRIX version, rather
# than requiring the this code to figure everything out.
# In particular, there are IRIX-like systems that do not have the 'hinv'
# command.
#
if test -n "$arch_IRIX"; then
AC_MSG_CHECKING(for IRIX OS version)
dnl Every version and machine under IRIX is incompatible with every other
dnl version. This block of code replaces a generic "IRIX" arch value
dnl with
dnl IRIX_<version>_<chip>
dnl For example
dnl IRIX_5_4400 (IRIX 5.x, using MIPS 4400)
osversion=`uname -r | sed 's/\..*//'`
dnl Note that we need to allow brackets here, so we briefly turn off
dnl the macro quotes
changequote(,)dnl
dnl Get the second field (looking for 6.1)
osvminor=`uname -r | sed 's/[0-9]\.\([0-9]*\)\..*/\1/'`
AC_MSG_RESULT($osversion)
dnl Get SGI processor count by quick hack
dnl 7/13/95, bri@sgi.com
AC_MSG_CHECKING(for IRIX cpucount)
cpucount=`hinv | grep '[0-9]* [0-9]* MHZ IP[0-9]* Proc' | cut -f 1 -d' '`
if test "$cpucount" = "" ; then
cpucount=`hinv | grep 'Processor [0-9]*:' | wc -l | sed -e 's/ //g'`
fi
changequote([,])dnl
if test "$cpucount" = "" ; then
print_error "Could not determine cpucount."
print_error "Please send "
hinv
print_error "to mpi-bugs@mcs.anl.gov"
exit 1
fi
AC_MSG_RESULT($cpucount)
dnl
dnl Check for fast SGI device
if test -d mpid/sgi -a "$osversion" -ge 6 -a "$osvminor" -ge 1 -a \
`uname -s` = "IRIX64" ; then
if test -z "$device_sgi" ; then
echo "Consider using -device=sgi for SGI arrays"
fi
elif test -n "$device_sgi" ; then
print_error "The sgi device requires IRIX64 and version 6.1 or later"
exit 1
fi
dnl
dnl Set -comm=shared if IRIX MP & COMM=ch_p4 & COMM not explicitly set
dnl 7/13/95 bri@sgi.com
if test $cpucount -gt 1 ; then
if test "$COMM" = "ch_p4" ; then
if test "$default_comm" = "1" ; then
echo "IRIX multiprocessor & p4, setting -comm=shared"
echo " (configure with -comm=ch_p4 to disable shared memory)"
COMM="shared"
fi
fi
fi
AC_MSG_CHECKING(for IRIX cpumodel)
dnl The tail -1 is necessary for multiple processor SGI boxes
dnl We might use this to detect SGI multiprocessors and recommend
dnl -comm=shared
cputype=`hinv -t cpu | tail -1 | cut -f 3 -d' '`
if test -z "$cputype" ; then
print_error "Could not get cputype from hinv -t cpu command."
print_error "Please send "
hinv -t cpu 2>&1
hinv -t cpu | cut -f 3 -d' ' 2>&1
print_error "to mpi-bugs@mcs.anl.gov"
exit 1
fi
AC_MSG_RESULT($cputype)
dnl echo "checking for osversion and cputype"
dnl cputype may contain R4400, R2000A/R3000, or something else.
dnl We may eventually need to look at it.
if test -z "$osversion" ; then
print_error "Could not determine OS version. Please send"
print_error " "
uname -a
print_error "to mpi-bugs@mcs.anl.gov"
exit 1
elif test $osversion = 4 ; then
dnl Nathan told us that things worked for IRIX 4 as well;
dnl however, we need 'ar ts libname' (ranlib) on version 4 but
dnl not the others
true
elif test $osversion = 5 ; then
true
elif test $osversion = 6 ; then
true
else
print_error "Could not recognize the version of IRIX (got $osversion)"
print_error "MPICH knows about versions 4, 5 and 6; the version being"
print_error "returned from uname -r is $osversion."
print_error "Please send"
uname -a 2>&1
hinv 2>&1
print_error "to mpi-bugs@mcs.anl.gov"
exit 1
fi
AC_MSG_CHECKING(for cputype)
OLD_ARCH=IRIX
IRIXARCH="$ARCH_$osversion"
dnl Now, handle the chip set
changequote(,)dnl
cputype=`echo $cputype | sed -e 's%.*/%%' -e 's/R//' | tr -d "[A-Z]"`
changequote([,])dnl
case $cputype in
3000) ;;
4000) ;;
4400) ;;
4600) ;;
5000) ;;
8000) ;;
10000);;
*)
print_error "Unexpected IRIX/MIPS chipset $cputype. Please send the output"
print_error " "
uname -a 2>&1
hinv 2>&1
print_error " "
print_error "to mpi-bugs@mcs.anl.gov"
print_error "MPICH will continue and assume that the cputype is"
print_error "compatible with a MIPS 4400 processor."
print_error " "
cputype=4400
;;
esac
AC_MSG_RESULT($cputype)
IRIXARCH="$IRIXARCH_$cputype"
echo "IRIX-specific architecture is $IRIXARCH"
fi
])dnl
dnl
dnl Check that ranlib works, and is not just a noisy stub
dnl We do this by creating a small object file
dnl and a trial library, and then ranlib the result.
dnl Finally, we try to link with the library (the IRIX Ranlib exists, but
dnl destroys the archive. User-friendly, it isn't).
dnl
dnl Requires that CC, AR, and RANLIB already be defined.
dnl
define(PAC_RANLIB_WORKS,[
AC_MSG_CHECKING(that ranlib works)
broken=0
cat <<EOF >conftest.c
int a(){return 1;}
EOF
compileonly='$CC -c $CFLAGS conftest.c >/dev/null 2>&1'
if eval $compileonly ; then
:
else
broken=1;
fi
if test $broken = 1 ; then
AC_MSG_RESULT(no)
print_error "Error in creating test object for ranlib!"
else
arcmd='$AR foo.a conftest.o >/dev/null 2>&1'
eval $arcmd
ranlibtest='$RANLIB foo.a >/dev/null 2>&1'
if eval $ranlibtest ; then
:
else
broken=1
fi
cat <<EOF >conftest.c
int a(); int main(argc,argv)int argc; char **argv;{ return a();}
EOF
compileonly='$CC -c $CFLAGS conftest.c >/dev/null 2>&1'
if eval $compileonly ; then
:
else
broken=1
fi
if test $broken = 1 ; then
AC_MSG_RESULT(no)
print_error "Error in creating test program for ranlib test!"
else
# Check that we can link the program
if eval $CLINKER $CFLAGS $LDFLAGS conftest.o -o conftest foo.a $LIBS \
>/dev/null 2>&1 ; then
AC_MSG_RESULT(yes)
else
AC_MSG_RESULT(no)
print_error "Error linking with ranlibed library"
broken=1
fi
fi
/bin/rm -f foo.a
if test $broken = 1 ; then
print_error "RANLIB ($RANLIB) failed!"
print_error "Assuming that ranlib is a stub returning non-zero"
print_error "condition code"
RANLIB=':'
fi
fi
rm -f conftest.o conftest.c
])dnl
dnl
dnl PAC_OUTPUT_EXEC(files[,mode]) - takes files (as shell script or others),
dnl and applies configure to the them. Basically, this is what AC_OUTPUT
dnl should do, but without adding a comment line at the top.
dnl Must be used ONLY after AC_OUTPUT (it needs config.status, which
dnl AC_OUTPUT creates).
dnl Optionally, set the mode (+x, a+x, etc)
dnl
define(PAC_OUTPUT_EXEC,[
CONFIG_FILES="$1"
export CONFIG_FILES
./config.status
CONFIG_FILES=""
for pac_file in $1 ; do
/bin/rm -f .pactmp
sed -e '1d' $pac_file > .pactmp
/bin/rm -f $pac_file
mv .pactmp $pac_file
ifelse($2,,,chmod $2 $pac_file)
done
])dnl
dnl
dnl PAC_FIND_FCLIB( [carch] )
dnl
dnl Find the libraries needed to link Fortran routines with C main programs
dnl This is ONLY an approximation but DOES handle some simple cases.
dnl Sets FCLIB if it can. Fortran compiler FULL PATH would help.
dnl
define(PAC_FIND_FCLIB,[
if test -n "$F77" ; then
PAC_PROGRAM_CHECK(FCVal,$F77,,,FCFULLPATH)
AC_MSG_CHECKING([for Fortran libraries to link C programs with])
case $1 in
sun4)
if test "$FCFULLPATH" = /usr/lang/f77 ; then
# Look for /usr/lang/SC... . This is tricky, because
# we want to find the LATEST versions first
for dir in /usr/lang/SC2*.*.* /usr/lang/SC2.* /usr/lang/SC2* \
/usr/lang/SC1.*.* /usr/lang/SC1.* /usr/lang/SC1* ; do
if test -d $dir ; then
if test -s $dir/libF77.a ; then
FCLIB="$dir/libF77.a -lm"
if test -s $dir/libm.a ; then
FCLIB="$FCLIB $dir/libm.a"
fi
break
fi
fi
done
fi
;;
solaris)
# /opt/SUNWspro/SC*/lib/name
for file in libF77.a libM77.a libsunmath.a ; do
for dir in /opt/SUNWspro/SC4.*/lib /opt/SUNWspro/SC4*/lib \
/opt/SUNWspro/SC3.* /opt/SUNWspro/SC3* \
/opt/SUNWspro/SC2.* /opt/SUNWspro/SC2* ; do
if test -d $dir ; then
if test -s $dir/$file ; then
FCLIB="$FCLIB $dir/$file"
break
fi
fi
done
done
;;
rs6000)
for file in /usr/lib/libxlf.a /usr/lib/libxlf90.a ; do
if test -s $file ; then
FCLIB="$FCLIB $file"
fi
done
if test -s /usr/lpp/xlf/lib/lowsys.exp ; then
FCLIB="$FCLIB /usr/lpp/xlf/lib/lowsys.exp"
fi
;;
IRIX64|IRIX)
AC_MSG_RESULT()
SaveDEFS="$DEFS"
SaveLIBS="$LIBS"
for lib in fpe sun F77 U77 I77 isam ; do
AC_HAVE_LIBRARY($lib,FCLIB="$FCLIB -l$lib")
done
DEFS="$SaveDEFS"
LIBS="$SaveLIBS"
;;
alpha)
for file in libfor.a libutil.a libFutil.a libots.a ; do
if test -s /usr/lib/$file ; then
FCLIB="$FCLIB /usr/lib/$file"
fi
done
;;
freebsd|linux)
AC_MSG_RESULT()
SaveDEFS="$DEFS"
SaveLIBS="$LIBS"
for lib in f2c m ; do
AC_HAVE_LIBRARY($lib,FCLIB="$FCLIB -l$lib")
done
DEFS="$SaveDEFS"
LIBS="$SaveLIBS"
;;
hpux)
for file in libf.a libf.sl ; do
if test -s /usr/lib/$file ; then
FCLIB="$FCLIB /usr/lib/$file"
fi
done
;;
paragon)
AC_MSG_RESULT()
SaveDEFS="$DEFS"
SaveLIBS="$LIBS"
for lib in f ; do
AC_HAVE_LIBRARY($lib,FCLIB="$FCLIB -l$lib")
done
DEFS="$SaveDEFS"
LIBS="$SaveLIBS"
;;
*)
:
;;
esac
if test -n "$FCLIB" ; then
AC_MSG_RESULT(found $FCLIB)
else
AC_MSG_RESULT(none)
fi
fi
])dnl
dnl
dnl This is drawn from version 2; it understands g++ as well as gcc
dnl define(AC_FD_CC, 5)dnl
define(AC_FD_CC, 2)dnl
dnl [#] AC_FD_CC compiler messages saved in config.log
dnl if test "$silent" = yes; then
dnl exec AC_FD_MSG>/dev/null
dnl else
dnl exec AC_FD_MSG>&1
dnl fi
dnl exec AC_FD_CC>./config.log
dnl
dnl
dnl AC_TRY_LINK(INCLUDES, FUNCTION-BODY,
dnl ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND])
define(AC_TRY_LINK,
if test -z "$ac_ext" ; then
ac_ext=c
fi
[cat > conftest.$ac_ext <<EOF
dnl This sometimes fails to find confdefs.h, for some reason.
dnl [#]line __oline__ "[$]0"
dnl [#]line __oline__ "configure"
#include "confdefs.h"
[$1]
int main() { return 0; }
int t() {
[$2]
; return 0; }
EOF
if test -z "$ac_link" ; then
ac_link='${CC-cc} -o conftest $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&AC_FD_CC'
fi
if eval $ac_link; then
ifelse([$3], , :, [rm -rf conftest*
$3])
ifelse([$4], , , [else
rm -rf conftest*
$4
])dnl
fi
rm -f conftest*]
)dnl
dnl
define([AC_CHECK_FUNC],
[AC_MSG_CHECKING([for $1])
dnl AC_CACHE_VAL(ac_cv_func_$1,[
AC_TRY_LINK(
[#include <ctype.h> /* Arbitrary system header to define __stub macros. */
#ifdef __cplusplus
extern "C" { char $1(); };
#else
char $1();
#endif],
/* The GNU C library defines this for functions which it implements
to always fail with ENOSYS. Some functions are actually named
something starting with __ and the normal name is an alias. */
#if defined (__stub_$1) || defined (__stub___$1)
choke me
#else
/* Override any gcc2 internal prototype to avoid an error. */
[$1();
#endif
], eval "ac_cv_func_$1=yes", eval "ac_cv_func_$1=no")dnl ])dnl
if eval "test \"`echo '$ac_cv_func_'$1`\" = yes"; then
AC_MSG_RESULT(yes)
ifelse([$2], , :, [$2])
else
AC_MSG_RESULT(no)
ifelse([$3], , , [$3
])dnl
fi
])dnl
dnl PAC_LANG_C()
define(PAC_LANG_C,
[define([AC_LANG], [C])dnl
ac_ext=c
# CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
ac_cpp='$CPP $CPPFLAGS'
ac_compile='${CC-cc} $CFLAGS $CPPFLAGS conftest.$ac_ext -c 1>&AC_FD_CC 2>&AC_FD_CC'
ac_link='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext -o conftest $LIBS 1>&AC_FD_CC 2>&AC_FD_CC'
])dnl
dnl
dnl PAC_LANG_CPLUSPLUS()
define(PAC_LANG_CPLUSPLUS,
[define([AC_LANG], [CPLUSPLUS])dnl
ac_ext=C
# CXXFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
ac_cpp='$CXXCPP $CPPFLAGS'
ac_compile='${CXX-gcc} $CXXFLAGS $CPPFLAGS conftest.$ac_ext -c 1>&AC_FD_CC 2>&AC_FD_CC'
ac_link='${CXX-gcc} $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext -o conftest $LIBS 1>&AC_FD_CC 2>&AC_FD_CC'
])dnl
dnl
dnl Fortran extensions
dnl
dnl PAC_FORTRAN_HAS_POINTER(action-if-true,action-if-false)
dnl
dnl Checks that you can do
dnl
dnl integer M
dnl pointer (MPTR,M)
dnl data MPTR/0/
dnl
dnl if F77_VERBOSE defined, prints why it failed to find
dnl pointer
dnl
define(PAC_FORTRAN_HAS_POINTER,[
AC_MSG_CHECKING(Fortran has pointer declaration)
cat > conftest.f <<EOF
program main
integer M
pointer (MPTR,M)
data MPTR/0/
end
EOF
/bin/rm -f conftest.out
$F77 $FFLAGS -c conftest.f > conftest.out 2>&1
if test $? != 0 ; then
AC_MSG_RESULT(no)
if test -n "$F77_VERBOSE" ; then
echo "Fortran compiler returned non-zero return code"
if test -s conftest.out ; then
echo "Output from test was"
cat conftest.out
fi
fi
ifelse([$2],,:,[$2])
elif test ! -s conftest.o ; then
AC_MSG_RESULT(no)
if test -n "$F77_VERBOSE" ; then
echo "Fortran compiler did not produce object file"
if test -s conftest.out ; then
echo "Output from test was"
cat conftest.out
fi
fi
ifelse([$2],,:,[$2])
else
AC_MSG_RESULT(yes)
ifelse([$1],,:,[$1])
fi
rm -f conftest*
])dnl
dnl
dnl There is a bug in AC_PREPARE that sets the srcdir incorrectly (it
dnl is correct in configure, but it puts an absolute path into config.status,
dnl which is a big problem for scripts like mpireconfig that are wrappers
dnl around config.status). The bug is in not recognizing that ./ and .//
dnl are the same directory as . (in fact, ./[/]* is the same).
dnl
define(PAC_FIXUP_SRCDIR,[
# Find the source files, if location was not specified.
if test "$srcdirdefaulted" = "yes" ; then
srcdir=""
# Try the directory containing this script, then `..'.
prog=[$]0
changequote(,)dnl
confdir=`echo $prog|sed 's%/[^/][^/]*$%%'`
# Remove all trailing /'s
confdir=`echo $confdir|sed 's%[/*]$%%'`
changequote([,])dnl
test "X$confdir" = "X$prog" && confdir=.
srcdir=$confdir
if test ! -r $srcdir/$unique_file; then
srcdir=..
fi
fi
if test ! -r $srcdir/$unique_file; then
if test x$srcdirdefaulted = xyes; then
echo "configure: Can not find sources in \`${confdir}' or \`..'." 1>&2
else
echo "configure: Can not find sources in \`${srcdir}'." 1>&2
fi
exit 1
fi
# Preserve a srcdir of `.' to avoid automounter screwups with pwd.
# (and preserve ./ and .//)
# But we can't avoid them for `..', to make subdirectories work.
case $srcdir in
.|./|.//|/*|~*) ;;
*) srcdir=`cd $srcdir; pwd` ;; # Make relative path absolute.
esac
])
dnl
dnl Solaris blew the declarations for gettimeofday...
dnl
dnl PAC_IS_GETTIMEOFDAY_OK(ok_action,failure_action)
dnl
define(PAC_IS_GETTIMEOFDAY_OK,[
AC_MSG_CHECKING(for how many arguments gettimeofday takes)
# Test sets "wierd" only for FAILURE to accept 2
AC_TEST_PROGRAM([#include <sys/time.h>
main() {struct timeval tp;
gettimeofday(&tp,(void*)0);return 0;}],AC_MSG_RESULT(two - whew)
$1,
AC_MSG_RESULT(one!)
$2)
])
dnl
dnl Set USE_STDARG if stdargs work correctly. Sets var to 1 if it is,
dnl 0 otherwise
dnl
dnl PAC_STDARG_CORRECT(var)
define([PAC_STDARG_CORRECT],[
PAC_COMPILE_CHECK_FUNC(stdarg is correct,[
/* DEC Alpha compiler by default does NOT define __STDC__ but DOES
accept prototypes */
#if !defined(__STDC__)
'bad text'
#endif
#include <stdio.h>
#include <stdarg.h>
int func( int a, ... ){
int b;
va_list ap;
va_start( ap, a );
b = va_arg(ap, int);
printf( "%d-%d\n", a, b );
va_end(ap);
fflush(stdout);
return 0;
}
int main() { func( 1, 2 ); return 0;}],$1=1,$1=0)])
|