544 lines
11 KiB
Plaintext
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))
|
||
|
|
])
|