freebsd-skq/crypto/kerberosIV/aclocal.m4
markm a8a89cfaf9 Initial import of KTH eBones. This has been cleaned up to only include
the "core" Kerberos functionality. The rest of the userland will get their
own changes later.
1997-09-04 06:04:33 +00:00

544 lines
11 KiB
Plaintext

dnl
dnl $Id: aclocal.m4,v 1.38 1997/05/18 18:47:30 assar Exp $
dnl
dnl
dnl General tests
dnl
dnl
dnl Look for function in any of the specified libraries
dnl
dnl AC_FIND_FUNC_NO_LIBS(func, libraries, includes, arguments)
AC_DEFUN(AC_FIND_FUNC_NO_LIBS, [
AC_MSG_CHECKING([for $1])
AC_CACHE_VAL(ac_cv_funclib_$1,
[
if eval "test \"\$ac_cv_func_$1\" != yes" ; then
ac_save_LIBS="$LIBS"
for ac_lib in "" $2; do
if test -n "$ac_lib"; then
ac_lib="-l$ac_lib"
LIBS="$ac_lib $ac_save_LIBS"
fi
AC_TRY_LINK([$3],[$1($4)],eval "if test -n \"$ac_lib\";then ac_cv_funclib_$1=$ac_lib; else ac_cv_funclib_$1=yes; fi";break)
done
eval "ac_cv_funclib_$1=\${ac_cv_funclib_$1-no}"
LIBS="$ac_save_LIBS"
fi
])
eval "ac_res=\$ac_cv_funclib_$1"
# autoheader tricks *sigh*
: << END
@@@funcs="$funcs $1"@@@
@@@libs="$libs $2"@@@
END
changequote(, )dnl
eval "ac_tr_func=HAVE_`echo $1 | tr '[a-z]' '[A-Z]'`"
eval "ac_tr_lib=HAVE_LIB`echo $ac_res | sed -e 's/-l//' | tr '[a-z]' '[A-Z]'`"
eval "LIB_$1=$ac_res"
changequote([, ])dnl
case "$ac_res" in
yes)
eval "ac_cv_func_$1=yes"
eval "LIB_$1="
AC_DEFINE_UNQUOTED($ac_tr_func)
AC_MSG_RESULT([yes])
;;
no)
eval "ac_cv_func_$1=no"
eval "LIB_$1="
AC_MSG_RESULT([no])
;;
*)
eval "ac_cv_func_$1=yes"
eval "ac_cv_lib_`echo "$ac_res" | sed 's/-l//'`=yes"
AC_DEFINE_UNQUOTED($ac_tr_func)
AC_DEFINE_UNQUOTED($ac_tr_lib)
AC_MSG_RESULT([yes, in $ac_res])
;;
esac
AC_SUBST(LIB_$1)
])
dnl AC_FIND_FUNC(func, libraries, includes, arguments)
AC_DEFUN(AC_FIND_FUNC, [
AC_FIND_FUNC_NO_LIBS([$1], [$2], [$3], [$4])
if test -n "$LIB_$1"; then
LIBS="$LIB_$1 $LIBS"
fi
])
dnl
dnl Same as AC _REPLACE_FUNCS, just define HAVE_func if found in normal
dnl libraries
AC_DEFUN(AC_BROKEN,
[for ac_func in $1
do
AC_CHECK_FUNC($ac_func, [
changequote(, )dnl
ac_tr_func=HAVE_`echo $ac_func | tr '[a-z]' '[A-Z]'`
changequote([, ])dnl
AC_DEFINE_UNQUOTED($ac_tr_func)],[LIBOBJS="$LIBOBJS ${ac_func}.o"])
# autoheader tricks *sigh*
: << END
@@@funcs="$funcs $1"@@@
END
done
AC_SUBST(LIBOBJS)dnl
])
dnl
dnl Mix between AC_FIND_FUNC and AC_BROKEN
dnl
AC_DEFUN(AC_FIND_IF_NOT_BROKEN,
[AC_FIND_FUNC([$1], [$2], [$3], [$4])
if eval "test \"$ac_cv_func_$1\" != yes"; then
LIBOBJS="$LIBOBJS $1.o"
fi
AC_SUBST(LIBOBJS)dnl
])
dnl
dnl
dnl
dnl AC_TEST_PACKAGE(package,header,lib,linkline)
AC_DEFUN(AC_TEST_PACKAGE,
[
AC_MSG_CHECKING(for $1)
AC_ARG_WITH($1,
[ --with-$1=dir use $1 in dir],
[if test "$with_$1" = "no"; then
with_$1=
fi]
)
AC_ARG_WITH($1-lib,
[ --with-$1-lib=dir use $1-lib in dir],
[if test "$withval" = "yes" -o "$withval" = "no"; then
AC_MSG_ERROR([No argument for --with-$1-lib])
elif test "X$with_$1" = "X"; then
with_$1=yes
fi]
)
AC_ARG_WITH($1-include,
[ --with-$1-include=dir use $1-include in dir],
[if test "$withval" = "yes" -o "$withval" = "no"; then
AC_MSG_ERROR([No argument for --with-$1-include])
elif test "X$with_$1" = "X"; then
with_$1=yes
fi]
)
define([foo], translit($1, [a-z], [A-Z]))
: << END
@@@syms="$syms foo"@@@
END
if test -n "$with_$1"; then
AC_DEFINE([foo])
if test "$with_$1" != "yes"; then
$1_dir=$with_$1
fi
dnl Try to find include
if test -n "$with_$1_include"; then
trydir=$with_$1_include
elif test "$with_$1" != "yes"; then
trydir="$with_$1 $with_$1/include"
else
trydir=
fi
found=
for i in $trydir ""; do
if test -n "$i"; then
if test -f $i/$2; then
found=yes; res=$i; break
fi
else
AC_TRY_CPP([#include <$2>], [found=yes; res=$i; break])
fi
done
if test -n "$found"; then
$1_include=$res
else
AC_MSG_ERROR(Cannot find $2)
fi
dnl Try to find lib
if test -n "$with_$1_lib"; then
trydir=$with_$1_lib
elif test "$with_$1" != "yes"; then
trydir="$with_$1 $with_$1/lib"
else
trydir=
fi
found=
for i in $trydir ""; do
if test -n "$i"; then
if test -f $i/$3; then
found=yes; res=$i; break
fi
else
old_LIBS=$LIBS
LIBS="$4 $LIBS"
AC_TRY_LINK([], [], [found=yes; res=$i; LIBS=$old_LIBS; break])
LIBS=$old_LIBS
fi
done
if test -n "$found"; then
$1_lib=$res
else
AC_MSG_ERROR(Cannot find $3)
fi
AC_MSG_RESULT([headers $$1_include, libraries $$1_lib])
AC_DEFINE_UNQUOTED(foo)
if test -n "$$1_include"; then
foo[INCLUDE]="-I$$1_include"
fi
AC_SUBST(foo[INCLUDE])
if test -n "$$1_lib"; then
foo[LIB]="-L$$1_lib"
fi
foo[LIB]="$foo[LIB] $4"
AC_SUBST(foo[LIB])
else
AC_MSG_RESULT(no)
fi
undefine([foo])
])
dnl
dnl Check if we need the declaration of a variable
dnl
dnl AC_HAVE_DECLARATION(includes, variable)
AC_DEFUN(AC_CHECK_DECLARATION, [
AC_MSG_CHECKING([if $2 is properly declared])
AC_CACHE_VAL(ac_cv_var_$2_declaration, [
AC_TRY_COMPILE([$1
extern struct { int foo; } $2;],
[$2.foo = 1;],
eval "ac_cv_var_$2_declaration=no",
eval "ac_cv_var_$2_declaration=yes")
])
ac_tr_var=[HAVE_]translit($2, [a-z], [A-Z])[_DECLARATION]
define([foo], [HAVE_]translit($2, [a-z], [A-Z])[_DECLARATION])
: << END
@@@syms="$syms foo"@@@
END
undefine([foo])
AC_MSG_RESULT($ac_cv_var_$2_declaration)
if eval "test \"\$ac_cv_var_$2_declaration\" = yes"; then
AC_DEFINE_UNQUOTED($ac_tr_var)
fi
])
dnl
dnl
dnl
dnl AC_CHECK_VAR(includes, variable)
AC_DEFUN(AC_CHECK_VAR, [
AC_MSG_CHECKING(for $2)
AC_CACHE_VAL(ac_cv_var_$2, [
AC_TRY_LINK([extern int $2;
int foo() { return $2; }],
[foo()],
ac_cv_var_$2=yes, ac_cv_var_$2=no)
])
eval "ac_tr_var=[HAVE_]translit($2,[a-z],[A-Z])"
define([foo], [HAVE_]translit($2, [a-z], [A-Z]))
: << END
@@@syms="$syms foo"@@@
END
undefine([foo])
AC_MSG_RESULT(`eval echo \\$ac_cv_var_$2`)
if test `eval echo \\$ac_cv_var_$2` = yes; then
AC_DEFINE_UNQUOTED($ac_tr_var)
AC_CHECK_DECLARATION([$1],[$2])
fi
])
dnl
dnl Check if we need the prototype for a function
dnl
dnl AC_NEED_PROTO(includes, function)
AC_DEFUN(AC_NEED_PROTO, [
AC_CACHE_CHECK([if $2 needs a prototype], ac_cv_func_$2_noproto,
AC_TRY_COMPILE([$1],
[struct foo { int foo; } xx;
extern int $2 (struct foo*);
$2(&xx);
],
eval "ac_cv_func_$2_noproto=yes",
eval "ac_cv_func_$2_noproto=no"))
define([foo], [NEED_]translit($2, [a-z], [A-Z])[_PROTO])
if test "$ac_cv_func_$2_noproto" = yes; then
AC_DEFINE(foo)
fi
: << END
@@@syms="$syms foo"@@@
END
undefine([foo])
])
dnl AC_MSG_RESULT($ac_cv_func_$3_proto)
dnl if eval "test \"\$ac_cv_func_$3_proto\" = yes"; then
dnl AC_DEFINE_UNQUOTED($ac_tr_func)
dnl fi
dnl ])
dnl
dnl AC_DEFUN(AC_NEED_PROTO, [
dnl AC_MSG_CHECKING([if $3 needs a proto])
dnl AC_CACHE_VAL(ac_cv_func_$3_proto, [
dnl AC_TRY_COMPILE([$1],
dnl [$2],
dnl eval "ac_cv_func_$3_proto=no",
dnl eval "ac_cv_func_$3_proto=yes")
dnl ])
dnl changequote(, )dnl
dnl eval "ac_tr_func=NEED_`echo $3 | tr '[a-z]' '[A-Z]'`_PROTO"
dnl changequote([, ])dnl
dnl
dnl define([foo], [NEED_]translit($3, [a-z], [A-Z])[_PROTO])
dnl : << END
dnl @@@syms="$syms foo"@@@
dnl END
dnl undefine([foo])
dnl
dnl AC_MSG_RESULT($ac_cv_func_$3_proto)
dnl if eval "test \"\$ac_cv_func_$3_proto\" = yes"; then
dnl AC_DEFINE_UNQUOTED($ac_tr_func)
dnl fi
dnl ])
AC_DEFUN(AC_GROK_TYPE, [
AC_CACHE_VAL(ac_cv_type_$1,
AC_TRY_COMPILE([
#include "confdefs.h"
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#ifdef HAVE_SYS_BITYPES_H
#include <sys/bitypes.h>
#endif
#ifdef HAVE_BIND_BITYPES_H
#include <bind/bitypes.h>
#endif
#ifdef HAVE_NETINET_IN6_MACHTYPES_H
#include <netinet/in6_machtypes.h>
#endif
],
$i x;
,
eval ac_cv_type_$1=yes,
eval ac_cv_type_$1=no))])
AC_DEFUN(AC_GROK_TYPES, [
for i in $1; do
AC_MSG_CHECKING(for $i)
AC_GROK_TYPE($i)
eval ac_res=\$ac_cv_type_$i
if test "$ac_res" = yes; then
type=HAVE_`echo $i | tr '[a-z]' '[A-Z]'`
AC_DEFINE_UNQUOTED($type)
fi
AC_MSG_RESULT($ac_res)
done
])
dnl
dnl Specific tests
dnl
dnl
dnl We prefer byacc or yacc because they do not use `alloca'
dnl
AC_DEFUN(AC_KRB_PROG_YACC,
[AC_CHECK_PROGS(YACC, byacc yacc 'bison -y')])
dnl
dnl Also look for EMXOMF for OS/2
dnl
AC_DEFUN(AC_KRB_PROG_RANLIB,
[AC_CHECK_PROGS(RANLIB, ranlib EMXOMF, :)])
dnl
dnl Better test for ln -s, ln or cp
dnl
AC_DEFUN(AC_KRB_PROG_LN_S,
[AC_MSG_CHECKING(for ln -s or something else)
AC_CACHE_VAL(ac_cv_prog_LN_S,
[rm -f conftestdata
if ln -s X conftestdata 2>/dev/null
then
rm -f conftestdata
ac_cv_prog_LN_S="ln -s"
else
touch conftestdata1
if ln conftestdata1 conftestdata2; then
rm -f conftestdata*
ac_cv_prog_LN_S=ln
else
ac_cv_prog_LN_S=cp
fi
fi])dnl
LN_S="$ac_cv_prog_LN_S"
AC_MSG_RESULT($ac_cv_prog_LN_S)
AC_SUBST(LN_S)dnl
])
dnl
dnl NEXTSTEP is not posix compliant by default,
dnl you need a switch -posix to the compiler
dnl
AC_DEFUN(AC_KRB_SYS_NEXTSTEP, [
AC_MSG_CHECKING(for NEXTSTEP)
AC_CACHE_VAL(krb_cv_sys_nextstep,
AC_EGREP_CPP(yes,
[#ifdef NeXT
yes
#endif
], krb_cv_sys_nextstep=yes, krb_cv_sys_nextstep=no) )
if test "$krb_cv_sys_nextstep" = "yes"; then
CFLAGS="$CFLAGS -posix"
LIBS="$LIBS -posix"
fi
AC_MSG_RESULT($krb_cv_sys_nextstep)
])
dnl
dnl AIX have a very different syscall convention
dnl
AC_DEFUN(AC_KRB_SYS_AIX, [
AC_MSG_CHECKING(for AIX)
AC_CACHE_VAL(krb_cv_sys_aix,
AC_EGREP_CPP(yes,
[#ifdef _AIX
yes
#endif
], krb_cv_sys_aix=yes, krb_cv_sys_aix=no) )
AC_MSG_RESULT($krb_cv_sys_aix)
])
dnl
dnl test for broken getcwd in (SunOS braindamage)
dnl
AC_DEFUN(AC_KRB_FUNC_GETCWD_BROKEN, [
if test "$ac_cv_func_getcwd" = yes; then
AC_MSG_CHECKING(if getcwd is broken)
AC_CACHE_VAL(ac_cv_func_getcwd_broken, [
ac_cv_func_getcwd_broken=no
AC_TRY_RUN([
#include <errno.h>
char *getcwd(char*, int);
void *popen(char *cmd, char *mode)
{
errno = ENOTTY;
return 0;
}
int main()
{
char *ret;
ret = getcwd(0, 1024);
if(ret == 0 && errno == ENOTTY)
return 0;
return 1;
}
], ac_cv_func_getcwd_broken=yes,:,:)
])
if test "$ac_cv_func_getcwd_broken" = yes; then
AC_DEFINE(BROKEN_GETCWD, 1)dnl
LIBOBJS="$LIBOBJS getcwd.o"
AC_SUBST(LIBOBJS)dnl
AC_MSG_RESULT($ac_cv_func_getcwd_broken)
else
AC_MSG_RESULT([seems ok])
fi
fi
])
AC_DEFUN(AC_HAVE_PRAGMA_WEAK, [
if test "${with_shared}" = "yes"; then
AC_MSG_CHECKING(for pragma weak)
AC_CACHE_VAL(ac_have_pragma_weak, [
ac_have_pragma_weak=no
cat > conftest_foo.$ac_ext <<'EOF'
[#]line __oline__ "configure"
#include "confdefs.h"
#pragma weak foo = _foo
int _foo = 17;
EOF
cat > conftest_bar.$ac_ext <<'EOF'
[#]line __oline__ "configure"
#include "confdefs.h"
extern int foo;
int t() {
return foo;
}
int main() {
return t();
}
EOF
if AC_TRY_EVAL('CC -o conftest $CFLAGS $CPPFLAGS $LDFLAGS conftest_foo.$ac_ext conftest_bar.$ac_ext 1>&AC_FD_CC'); then
ac_have_pragma_weak=yes
fi
rm -rf conftest*
])
if test "$ac_have_pragma_weak" = "yes"; then
AC_DEFINE(HAVE_PRAGMA_WEAK, 1)dnl
fi
AC_MSG_RESULT($ac_have_pragma_weak)
fi
])
dnl
dnl Search for struct winsize
dnl
AC_DEFUN(AC_KRB_STRUCT_WINSIZE, [
AC_MSG_CHECKING(for struct winsize)
AC_CACHE_VAL(ac_cv_struct_winsize, [
ac_cv_struct_winsize=no
for i in sys/termios.h sys/ioctl.h; do
AC_EGREP_HEADER(
changequote(, )dnl
struct[ ]*winsize,dnl
changequote([,])dnl
$i, ac_cv_struct_winsize=yes; break)dnl
done
])
if test "$ac_cv_struct_winsize" = "yes"; then
AC_DEFINE(HAVE_STRUCT_WINSIZE, 1)dnl
fi
AC_MSG_RESULT($ac_cv_struct_winsize)
AC_EGREP_HEADER(ws_xpixel, termios.h, AC_DEFINE(HAVE_WS_XPIXEL))
AC_EGREP_HEADER(ws_ypixel, termios.h, AC_DEFINE(HAVE_WS_YPIXEL))
])