517 lines
13 KiB
Plaintext
517 lines
13 KiB
Plaintext
dnl Autoconf macros for groff.
|
|
dnl Copyright (C) 1989-1995, 2001 Free Software Foundation, Inc.
|
|
dnl
|
|
dnl This file is part of groff.
|
|
dnl
|
|
dnl groff is free software; you can redistribute it and/or modify it under
|
|
dnl the terms of the GNU General Public License as published by the Free
|
|
dnl Software Foundation; either version 2, or (at your option) any later
|
|
dnl version.
|
|
dnl
|
|
dnl groff is distributed in the hope that it will be useful, but WITHOUT ANY
|
|
dnl WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
|
dnl FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
|
|
dnl for more details.
|
|
dnl
|
|
dnl You should have received a copy of the GNU General Public License along
|
|
dnl with groff; see the file COPYING. If not, write to the Free Software
|
|
dnl Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
|
|
dnl
|
|
dnl
|
|
AC_DEFUN(GROFF_PRINT,
|
|
[if test -z "$PSPRINT"; then
|
|
AC_CHECK_PROGS(LPR,lpr)
|
|
AC_CHECK_PROGS(LP,lp)
|
|
if test -n "$LPR" && test -n "$LP"; then
|
|
# HP-UX provides an lpr command that emulates lpr using lp,
|
|
# but it doesn't have lpq; in this case we want to use lp
|
|
# rather than lpr.
|
|
AC_CHECK_PROGS(LPQ,lpq)
|
|
test -n "$LPQ" || LPR=
|
|
fi
|
|
if test -n "$LPR"; then
|
|
PSPRINT="$LPR"
|
|
elif test -n "$LP"; then
|
|
PSPRINT="$LP"
|
|
fi
|
|
fi
|
|
AC_SUBST(PSPRINT)
|
|
AC_MSG_CHECKING([for command to use for printing PostScript files])
|
|
AC_MSG_RESULT($PSPRINT)
|
|
# Figure out DVIPRINT from PSPRINT.
|
|
AC_MSG_CHECKING([for command to use for printing dvi files])
|
|
if test -n "$PSPRINT" && test -z "$DVIPRINT"; then
|
|
if test "X$PSPRINT" = "Xlpr"; then
|
|
DVIPRINT="lpr -d"
|
|
else
|
|
DVIPRINT="$PSPRINT"
|
|
fi
|
|
fi
|
|
AC_SUBST(DVIPRINT)
|
|
AC_MSG_RESULT($DVIPRINT)])dnl
|
|
dnl
|
|
dnl
|
|
dnl Bison generated parsers have problems with C++ compilers other than g++.
|
|
dnl So byacc is preferred over bison.
|
|
dnl
|
|
AC_DEFUN(GROFF_PROG_YACC,
|
|
[AC_CHECK_PROGS(YACC, byacc 'bison -y', yacc)])dnl
|
|
dnl
|
|
dnl
|
|
dnl GROFF_CSH_HACK(if hack present, if not present)
|
|
dnl
|
|
AC_DEFUN(GROFF_CSH_HACK,
|
|
[AC_MSG_CHECKING([for csh hash hack])
|
|
cat <<EOF >conftest.sh
|
|
#!/bin/sh
|
|
true || exit 0
|
|
export PATH || exit 0
|
|
exit 1
|
|
EOF
|
|
chmod +x conftest.sh
|
|
if echo ./conftest.sh | (csh >/dev/null 2>&1) >/dev/null 2>&1; then
|
|
AC_MSG_RESULT(yes); $1
|
|
else
|
|
AC_MSG_RESULT(no); $2
|
|
fi
|
|
rm -f conftest.sh])dnl
|
|
dnl
|
|
dnl
|
|
dnl From udodo!hans@relay.NL.net (Hans Zuidam)
|
|
dnl
|
|
AC_DEFUN(GROFF_ISC_SYSV3,
|
|
[AC_MSG_CHECKING([for ISC 3.x or 4.x])
|
|
changequote(,)dnl
|
|
if grep '[34]\.' /usr/options/cb.name >/dev/null 2>&1
|
|
changequote([,])dnl
|
|
then
|
|
AC_MSG_RESULT(yes)
|
|
AC_DEFINE(_SYSV3)
|
|
else
|
|
AC_MSG_RESULT(no)
|
|
fi])dnl
|
|
dnl
|
|
dnl
|
|
AC_DEFUN(GROFF_POSIX,
|
|
[AC_MSG_CHECKING([whether -D_POSIX_SOURCE is necessary])
|
|
AC_LANG_SAVE
|
|
AC_LANG_CPLUSPLUS
|
|
AC_TRY_COMPILE([#include <stdio.h>
|
|
extern "C" { void fileno(int); }],,
|
|
AC_MSG_RESULT(yes);AC_DEFINE(_POSIX_SOURCE),
|
|
AC_MSG_RESULT(no))
|
|
AC_LANG_RESTORE])dnl
|
|
dnl
|
|
dnl
|
|
dnl srand() of SunOS 4.1.3 has return type int instead of void
|
|
dnl
|
|
AC_DEFUN(GROFF_SRAND,
|
|
[AC_LANG_SAVE
|
|
AC_LANG_CPLUSPLUS
|
|
AC_MSG_CHECKING([for return type of srand])
|
|
AC_TRY_COMPILE([#include <stdlib.h>
|
|
extern "C" { void srand(unsigned int); }],,
|
|
AC_MSG_RESULT(void);AC_DEFINE(RET_TYPE_SRAND_IS_VOID),
|
|
AC_MSG_RESULT(int))
|
|
AC_LANG_RESTORE])dnl
|
|
dnl
|
|
dnl
|
|
AC_DEFUN(GROFF_SYS_NERR,
|
|
[AC_LANG_SAVE
|
|
AC_LANG_CPLUSPLUS
|
|
AC_MSG_CHECKING([for sys_nerr in <errno.h> or <stdio.h>])
|
|
AC_TRY_COMPILE([#include <errno.h>
|
|
#include <stdio.h>],
|
|
[int k; k = sys_nerr;],
|
|
AC_MSG_RESULT(yes);AC_DEFINE(HAVE_SYS_NERR),
|
|
AC_MSG_RESULT(no))
|
|
AC_LANG_RESTORE])dnl
|
|
dnl
|
|
dnl
|
|
AC_DEFUN(GROFF_SYS_ERRLIST,
|
|
[AC_MSG_CHECKING([for sys_errlist[] in <errno.h> or <stdio.h>])
|
|
AC_TRY_COMPILE([#include <errno.h>
|
|
#include <stdio.h>],
|
|
[int k; k = (int)sys_errlist[0];],
|
|
AC_MSG_RESULT(yes);AC_DEFINE(HAVE_SYS_ERRLIST),
|
|
AC_MSG_RESULT(no))])dnl
|
|
dnl
|
|
dnl
|
|
AC_DEFUN(GROFF_OSFCN_H,
|
|
[AC_LANG_SAVE
|
|
AC_LANG_CPLUSPLUS
|
|
AC_MSG_CHECKING([C++ <osfcn.h>])
|
|
AC_TRY_COMPILE([#include <osfcn.h>],
|
|
[read(0, 0, 0); open(0, 0);],
|
|
AC_MSG_RESULT(yes);AC_DEFINE(HAVE_CC_OSFCN_H),
|
|
AC_MSG_RESULT(no))
|
|
AC_LANG_RESTORE])dnl
|
|
dnl
|
|
dnl
|
|
AC_DEFUN(GROFF_LIMITS_H,
|
|
[AC_LANG_SAVE
|
|
AC_LANG_CPLUSPLUS
|
|
AC_MSG_CHECKING([C++ <limits.h>])
|
|
AC_TRY_COMPILE([#include <limits.h>],
|
|
[int x = INT_MIN; int y = INT_MAX; int z = UCHAR_MAX;],
|
|
AC_MSG_RESULT(yes);AC_DEFINE(HAVE_CC_LIMITS_H),
|
|
AC_MSG_RESULT(no))
|
|
AC_LANG_RESTORE])dnl
|
|
dnl
|
|
dnl
|
|
AC_DEFUN(GROFF_TIME_T,
|
|
[AC_LANG_SAVE
|
|
AC_LANG_CPLUSPLUS
|
|
AC_MSG_CHECKING([for declaration of time_t])
|
|
AC_TRY_COMPILE([#include <time.h>],
|
|
[time_t t = time(0); struct tm *p = localtime(&t);],
|
|
AC_MSG_RESULT(yes),
|
|
AC_MSG_RESULT(no);AC_DEFINE(LONG_FOR_TIME_T))
|
|
AC_LANG_RESTORE])dnl
|
|
dnl
|
|
dnl
|
|
AC_DEFUN(GROFF_STRUCT_EXCEPTION,
|
|
[AC_MSG_CHECKING([struct exception])
|
|
AC_TRY_COMPILE([#include <math.h>],
|
|
[struct exception e;],
|
|
AC_MSG_RESULT(yes);AC_DEFINE(HAVE_STRUCT_EXCEPTION),
|
|
AC_MSG_RESULT(no))])dnl
|
|
dnl
|
|
dnl
|
|
AC_DEFUN(GROFF_ARRAY_DELETE,
|
|
[AC_LANG_SAVE
|
|
AC_LANG_CPLUSPLUS
|
|
AC_MSG_CHECKING([whether ANSI array delete syntax supported])
|
|
AC_TRY_COMPILE(,
|
|
changequote(,)dnl
|
|
char *p = new char[5]; delete [] p;changequote([,]),
|
|
AC_MSG_RESULT(yes),
|
|
AC_MSG_RESULT(no);AC_DEFINE(ARRAY_DELETE_NEEDS_SIZE))
|
|
AC_LANG_RESTORE])dnl
|
|
dnl
|
|
dnl
|
|
dnl
|
|
AC_DEFUN(GROFF_TRADITIONAL_CPP,
|
|
[AC_LANG_SAVE
|
|
AC_LANG_CPLUSPLUS
|
|
AC_MSG_CHECKING([traditional preprocessor])
|
|
AC_TRY_COMPILE([#define name2(a,b) a/**/b],[int name2(foo,bar);],
|
|
AC_MSG_RESULT(yes);AC_DEFINE(TRADITIONAL_CPP),
|
|
AC_MSG_RESULT(no))
|
|
AC_LANG_RESTORE])dnl
|
|
dnl
|
|
dnl
|
|
AC_DEFUN(GROFF_WCOREFLAG,
|
|
[AC_MSG_CHECKING([w_coredump])
|
|
AC_TRY_RUN([#include <sys/types.h>
|
|
#include <sys/wait.h>
|
|
main()
|
|
{
|
|
#ifdef WCOREFLAG
|
|
exit(1);
|
|
#else
|
|
int i = 0;
|
|
((union wait *)&i)->w_coredump = 1;
|
|
exit(i != 0200);
|
|
#endif
|
|
}],
|
|
AC_MSG_RESULT(yes);AC_DEFINE(WCOREFLAG,0200),
|
|
AC_MSG_RESULT(no),
|
|
AC_MSG_RESULT(no))])dnl
|
|
dnl
|
|
dnl
|
|
AC_DEFUN(GROFF_BROKEN_SPOOLER_FLAGS,
|
|
[AC_MSG_CHECKING([default value for grops -b option])
|
|
test -n "${BROKEN_SPOOLER_FLAGS}" || BROKEN_SPOOLER_FLAGS=7
|
|
AC_MSG_RESULT($BROKEN_SPOOLER_FLAGS)
|
|
AC_SUBST(BROKEN_SPOOLER_FLAGS)])dnl
|
|
dnl
|
|
dnl
|
|
AC_DEFUN(GROFF_PAGE,
|
|
[AC_MSG_CHECKING([default paper size])
|
|
if test -z "$PAGE"; then
|
|
descfile=
|
|
if test -r $prefix/share/groff/font/devps/DESC; then
|
|
descfile=$prefix/share/groff/font/devps/DESC
|
|
elif test -r $prefix/lib/groff/font/devps/DESC; then
|
|
descfile=$prefix/lib/groff/font/devps/DESC
|
|
else
|
|
for f in $prefix/share/groff/*/font/devps/DESC; do
|
|
if test -r $f; then
|
|
descfile=$f
|
|
break
|
|
fi
|
|
done
|
|
fi
|
|
if test -n "$descfile" \
|
|
&& grep "^paperlength 841890" $descfile >/dev/null 2>&1; then
|
|
PAGE=A4
|
|
else
|
|
PAGE=letter
|
|
fi
|
|
fi
|
|
if test -z "$PAGE"; then
|
|
dom=`awk '([$]1 == "dom" || [$]1 == "search") { print [$]2; exit}' \
|
|
/etc/resolv.conf 2>/dev/null`
|
|
if test -z "$dom"; then
|
|
dom=`(domainname) 2>/dev/null | tr -d '+'`
|
|
if test -z "$dom"; then
|
|
dom=`(hostname) 2>/dev/null | grep '\.'`
|
|
fi
|
|
fi
|
|
changequote(,)dnl
|
|
# If the top-level domain is two letters and it's not `us' or `ca'
|
|
# then they probably use A4 paper.
|
|
case "$dom" in
|
|
*.[Uu][Ss]|*.[Cc][Aa]) ;;
|
|
*.[A-Za-z][A-Za-z]) PAGE=A4 ;;
|
|
esac
|
|
changequote([,])dnl
|
|
fi
|
|
test -n "$PAGE" || PAGE=letter
|
|
AC_MSG_RESULT($PAGE)
|
|
AC_SUBST(PAGE)])dnl
|
|
dnl
|
|
dnl
|
|
AC_DEFUN(GROFF_CXX_CHECK,
|
|
[AC_REQUIRE([AC_PROG_CXX])
|
|
AC_LANG_SAVE
|
|
AC_LANG_CPLUSPLUS
|
|
if test "$cross_compiling" = no; then
|
|
AC_MSG_CHECKING([that C++ compiler can compile simple program])
|
|
fi
|
|
AC_TRY_RUN([int main() { return 0; }],
|
|
AC_MSG_RESULT(yes),
|
|
AC_MSG_RESULT(no);AC_MSG_ERROR([a working C++ compiler is required]),
|
|
:)
|
|
if test "$cross_compiling" = no; then
|
|
AC_MSG_CHECKING([that C++ static constructors and destructors are called])
|
|
fi
|
|
AC_TRY_RUN([
|
|
extern "C" {
|
|
void _exit(int);
|
|
}
|
|
int i;
|
|
struct A {
|
|
char dummy;
|
|
A() { i = 1; }
|
|
~A() { if (i == 1) _exit(0); }
|
|
};
|
|
A a;
|
|
int main() { return 1; }
|
|
],
|
|
AC_MSG_RESULT(yes),
|
|
AC_MSG_RESULT(no);AC_MSG_ERROR([a working C++ compiler is required]),
|
|
:)
|
|
AC_MSG_CHECKING([that header files support C++])
|
|
AC_TRY_LINK([#include <stdio.h>],
|
|
[fopen(0, 0);],
|
|
AC_MSG_RESULT(yes),
|
|
AC_MSG_RESULT(no);AC_MSG_ERROR([header files do not support C++ (if you are using a version of gcc/g++ earlier than 2.5, you should install libg++)]))
|
|
AC_LANG_RESTORE])dnl
|
|
dnl
|
|
dnl
|
|
AC_DEFUN(GROFF_TMAC,
|
|
[AC_MSG_CHECKING([for prefix of system macro packages])
|
|
sys_tmac_prefix=
|
|
sys_tmac_file_prefix=
|
|
for d in /usr/share/lib/tmac /usr/lib/tmac; do
|
|
for t in "" tmac.; do
|
|
for m in an s m; do
|
|
f=$d/$t$m
|
|
if test -z "$sys_tmac_prefix" \
|
|
&& test -f $f \
|
|
&& grep '^\.if' $f >/dev/null 2>&1; then
|
|
sys_tmac_prefix=$d/$t
|
|
sys_tmac_file_prefix=$t
|
|
fi
|
|
done
|
|
done
|
|
done
|
|
AC_MSG_RESULT($sys_tmac_prefix)
|
|
AC_SUBST(sys_tmac_prefix)
|
|
tmac_wrap=
|
|
AC_MSG_CHECKING([which system macro packages should be made available])
|
|
if test "x$sys_tmac_file_prefix" = "xtmac."; then
|
|
for f in $sys_tmac_prefix*; do
|
|
suff=`echo $f | sed -e "s;$sys_tmac_prefix;;"`
|
|
case "$suff" in
|
|
e) ;;
|
|
*)
|
|
grep "Copyright.*Free Software Foundation" $f >/dev/null \
|
|
|| tmac_wrap="$tmac_wrap $suff" ;;
|
|
esac
|
|
done
|
|
elif test -n "$sys_tmac_prefix"; then
|
|
files=`echo $sys_tmac_prefix*`
|
|
grep "\\.so" $files >conftest.sol
|
|
for f in $files; do
|
|
case "$f" in
|
|
${sys_tmac_prefix}e) ;;
|
|
*.me) ;;
|
|
*/ms.*) ;;
|
|
*)
|
|
b=`basename $f`
|
|
if grep "\\.so.*/$b\$" conftest.sol >/dev/null \
|
|
|| grep -l "Copyright.*Free Software Foundation" $f >/dev/null; then
|
|
:
|
|
else
|
|
suff=`echo $f | sed -e "s;$sys_tmac_prefix;;"`
|
|
case "$suff" in
|
|
tmac.*) ;;
|
|
*) tmac_wrap="$tmac_wrap $suff" ;;
|
|
esac
|
|
fi
|
|
esac
|
|
done
|
|
rm -f conftest.sol
|
|
fi
|
|
AC_MSG_RESULT([$tmac_wrap])
|
|
AC_SUBST(tmac_wrap)])dnl
|
|
dnl
|
|
dnl
|
|
AC_DEFUN(GROFF_G,
|
|
[AC_MSG_CHECKING([for existing troff installation])
|
|
if test "x`(echo .tm '|n(.g' | tr '|' '\\\\' | troff -z -i 2>&1) 2>/dev/null`" = x0; then
|
|
AC_MSG_RESULT(yes)
|
|
g=g
|
|
else
|
|
AC_MSG_RESULT(no)
|
|
g=
|
|
fi
|
|
AC_SUBST(g)])dnl
|
|
dnl
|
|
dnl
|
|
dnl We need the path to install-sh to be absolute.
|
|
dnl
|
|
AC_DEFUN(GROFF_INSTALL_SH,
|
|
[AC_REQUIRE([AC_CONFIG_AUX_DIR_DEFAULT])dnl
|
|
ac_dir=`cd $ac_aux_dir; pwd`
|
|
ac_install_sh="$ac_dir/install-sh -c"])dnl
|
|
dnl
|
|
dnl
|
|
dnl At least one UNIX system, Apple Macintosh Rhapsody 5.5,
|
|
dnl does not have -lm.
|
|
dnl
|
|
AC_DEFUN(GROFF_LIBM,
|
|
[AC_CHECK_LIB(m,sin,LIBM=-lm)
|
|
AC_SUBST(LIBM)])dnl
|
|
dnl
|
|
dnl
|
|
dnl We need top_srcdir to be absolute.
|
|
dnl
|
|
AC_DEFUN(GROFF_SRCDIR,
|
|
[ac_srcdir_defaulted=no
|
|
srcdir=`cd $srcdir; pwd`])dnl
|
|
dnl
|
|
dnl
|
|
dnl This simplifies Makefile rules.
|
|
dnl
|
|
AC_DEFUN(GROFF_BUILDDIR,
|
|
[top_builddir=`pwd`
|
|
AC_SUBST(top_builddir)])dnl
|
|
dnl
|
|
dnl
|
|
dnl Check for EBCDIC - stolen from the OS390 Unix LYNX port
|
|
dnl
|
|
AC_DEFUN(GROFF_EBCDIC,
|
|
[AC_MSG_CHECKING([whether character set is EBCDIC])
|
|
AC_TRY_COMPILE(,
|
|
[/* Treat any failure as ASCII for compatibility with existing art.
|
|
Use compile-time rather than run-time tests for cross-compiler
|
|
tolerance. */
|
|
#if '0' != 240
|
|
make an error "Character set is not EBCDIC"
|
|
#endif],
|
|
groff_cv_ebcdic="yes"
|
|
TTYDEVDIRS="font/devcp1047"
|
|
AC_MSG_RESULT(yes)
|
|
AC_DEFINE(IS_EBCDIC_HOST),
|
|
groff_cv_ebcdic="no"
|
|
TTYDEVDIRS="font/devascii font/devlatin1 font/devutf8"
|
|
AC_MSG_RESULT(no))
|
|
AC_SUBST(TTYDEVDIRS)])dnl
|
|
dnl
|
|
dnl
|
|
dnl Check for OS/390 Unix. We test for EBCDIC also -- the Linux port (with
|
|
dnl gcc) to OS/390 uses ASCII internally.
|
|
dnl
|
|
AC_DEFUN(GROFF_OS390,
|
|
[groff_cv_os390="no"
|
|
if test "$groff_cv_ebcdic" = "yes"; then
|
|
AC_MSG_CHECKING([for OS/390 Unix])
|
|
case `uname` in
|
|
OS/390)
|
|
CFLAGS="$CFLAGS -D_ALL_SOURCE"
|
|
groff_cv_os390="yes"
|
|
AC_MSG_RESULT(yes) ;;
|
|
*)
|
|
AC_MSG_RESULT(no) ;;
|
|
esac
|
|
fi])dnl
|
|
dnl
|
|
dnl
|
|
dnl Finally, we must modify a base function of autoconf to replace the
|
|
dnl ASCII char `012' with its generic equivalent `\n' if we run under
|
|
dnl OS/390 Unix -- unfortunately, not all `tr' variants understand `\n',
|
|
dnl so this hack is necessary.
|
|
dnl
|
|
define([AC_OUTPUT_MAKE_DEFS],
|
|
[# Transform confdefs.h into DEFS.
|
|
dnl Using a here document instead of a string reduces the quoting nightmare.
|
|
# Protect against shell expansion while executing Makefile rules.
|
|
# Protect against Makefile macro expansion.
|
|
cat > conftest.defs <<\EOF
|
|
changequote(<<, >>)dnl
|
|
s%<<#define>> \([A-Za-z_][A-Za-z0-9_]*\) *\(.*\)%-D\1=\2%g
|
|
s%[ `~<<#>>$^&*(){}\\|;'"<>?]%\\&%g
|
|
s%\[%\\&%g
|
|
s%\]%\\&%g
|
|
s%\$%$$%g
|
|
changequote([, ])dnl
|
|
EOF
|
|
if test "$groff_cv_os390" = "yes"; then
|
|
DEFS=`sed -f conftest.defs confdefs.h | tr '\n' ' '`
|
|
else
|
|
DEFS=`sed -f conftest.defs confdefs.h | tr '\012' ' '`
|
|
fi
|
|
rm -f conftest.defs
|
|
])dnl
|
|
dnl
|
|
dnl
|
|
dnl Check whether we need a declaration for a function.
|
|
dnl
|
|
dnl Stolen from GNU bfd.
|
|
dnl
|
|
AC_DEFUN(GROFF_NEED_DECLARATION,
|
|
[AC_MSG_CHECKING([whether $1 must be declared])
|
|
AC_LANG_SAVE
|
|
AC_LANG_CPLUSPLUS
|
|
AC_CACHE_VAL(groff_cv_decl_needed_$1,
|
|
[AC_TRY_COMPILE([
|
|
#include <stdio.h>
|
|
#ifdef HAVE_STRING_H
|
|
#include <string.h>
|
|
#else
|
|
#ifdef HAVE_STRINGS_H
|
|
#include <strings.h>
|
|
#endif
|
|
#endif
|
|
#ifdef HAVE_STDLIB_H
|
|
#include <stdlib.h>
|
|
#endif
|
|
#ifdef HAVE_UNISTD_H
|
|
#include <unistd.h>
|
|
#endif
|
|
#ifdef HAVE_MATH_H
|
|
#include <math.h>
|
|
#endif],
|
|
[char *(*pfn) = (char *(*)) $1],
|
|
groff_cv_decl_needed_$1=no,
|
|
groff_cv_decl_needed_$1=yes)])
|
|
AC_MSG_RESULT($groff_cv_decl_needed_$1)
|
|
if test $groff_cv_decl_needed_$1 = yes; then
|
|
AC_DEFINE([NEED_DECLARATION_]translit($1, [a-z], [A-Z]))
|
|
fi
|
|
AC_LANG_RESTORE])dnl
|