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# This file is part of the Green End SFTP Server.
# Copyright (C) 2007, 2011,14,15,18 Richard Kettlewell
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
# USA
AC_DEFUN([RJK_BUILDSYS_FINK],[
AC_CANONICAL_BUILD
AC_CANONICAL_HOST
AC_PATH_PROG([FINK],[fink],[none],[$PATH:/sw/bin])
if test "x$FINK" != xnone && test "$host" = "$build"; then
AC_CACHE_CHECK([fink install directory],[rjk_cv_finkprefix],[
rjk_cv_finkprefix="`echo "$FINK" | sed 's,/bin/fink$,,'`"
])
CPPFLAGS="${CPPFLAGS} -isystem /usr/include -isystem ${rjk_cv_finkprefix}/include"
LDFLAGS="${LDFLAGS} -L/usr/lib -L${rjk_cv_finkprefix}/lib"
fi
])
AC_DEFUN([RJK_ISCLANG],[
AC_CACHE_CHECK([whether compiling with Clang],[rjk_cv_isclang],[
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([], [[
#ifndef __clang__
not clang
#endif]])],
[rjk_cv_isclang=yes], [rjk_cv_isclang=no])])])])])
AC_DEFUN([RJK_BUILDSYS_MISC],[
AC_CANONICAL_BUILD
AC_CANONICAL_HOST
AC_CACHE_CHECK([for extra include directories],[rjk_cv_extraincludes],[
rjk_cv_extraincludes=none
# If we're cross-compiling then we've no idea where to look for
# extra includes
if test "$host" = "$build"; then
case $host_os in
freebsd* )
rjk_cv_extraincludes=/usr/local/include
;;
esac
fi
])
if test $rjk_cv_extraincludes != none; then
if test $GCC = yes; then
CPPFLAGS="-isystem $rjk_cv_extraincludes"
else
CPPFLAGS="-I$rjk_cv_extraincludes"
fi
fi
AC_CACHE_CHECK([for extra library directories],[rjk_cv_extralibs],[
rjk_cv_extralibs=none
if test "$host" = "$build"; then
case $host_os in
freebsd* )
rjk_cv_extralibs=/usr/local/lib
;;
esac
fi
])
if test $rjk_cv_extralibs != none; then
LDFLAGS="-L$rjk_cv_extralibs"
fi
])
AC_DEFUN([RJK_GCC_WARNINGS],[
RJK_ISCLANG
AC_CACHE_CHECK([for ${CC} warning options],[rjk_cv_ccwarnings],[
if test $rjk_cv_isclang = no; then
suppress=-Wno-type-limits
else
suppress=-Wno-tautological-constant-out-of-range-compare
fi
if test "$GCC" = yes; then
rjk_cv_ccwarnings="-Wall -W -Wpointer-arith -Wbad-function-cast \
$suppress \
-Wwrite-strings -Wmissing-prototypes \
-Wmissing-declarations -Wnested-externs"
else
rjk_cv_ccwarnings="unknown"
fi
])
AC_CACHE_CHECK([how to make ${CC} treat warnings as errors],
[rjk_cv_ccwerror],[
if test "$GCC" = yes; then
rjk_cv_ccwerror="-Werror"
else
rjk_cv_ccwerror="unknown"
fi
])
AC_MSG_CHECKING([whether to enable compiler warnings])
AC_ARG_ENABLE([warnings],
[AS_HELP_STRING([--disable-warnings],
[Disable compiler warnings])],
[warnings="$enableval"],
[warnings=yes])
AC_MSG_RESULT([$warnings])
AC_MSG_CHECKING([whether to treat warnings as errors])
AC_ARG_ENABLE([warnings-as-errors],
[AS_HELP_STRING([--disable-warnings-as-errors],
[Don't treat compiler warnings as errors])],
[warnings_as_errors="$enableval"],
[warnings_as_errors=yes])
AC_MSG_RESULT([$warnings_as_errors])
if test "$warnings" = yes && test "$rjk_cv_ccwarnings" != unknown; then
CC="${CC} $rjk_cv_ccwarnings"
fi
if test "$warnings_as_errors" = yes && test "$rjk_cv_ccwerror" != unknown; then
CC="${CC} $rjk_cv_ccwerror"
fi
AC_CACHE_CHECK([whether <inttypes.h> macros produce warnings],
[rjk_cv_inttypeswarnings],[
AC_TRY_COMPILE([#include <stddef.h>
#include <stdio.h>
#include <inttypes.h>],
[uint64_t x=0;size_t sz=0;printf("%"PRIu64" %zu\n", x, sz);],
[rjk_cv_inttypeswarnings=no],
[rjk_cv_inttypeswarnings=yes])
])
if test $rjk_cv_inttypeswarnings = yes && test "$GCC" = yes; then
CC="${CC} -Wno-format"
fi
])
AC_DEFUN([RJK_GTKFLAGS],[
AM_PATH_GLIB_2_0([],[],[missing_libraries="$missing_libraries libglib"])
AM_PATH_GTK_2_0([],[],[missing_libraries="$missing_libraries libgtk"])
if test "$GCC" = yes; then
GTK_CFLAGS="`echo \"$GTK_CFLAGS\"|sed 's/-I/-isystem /g'`"
GLIB_CFLAGS="`echo \"$GLIB_CFLAGS\"|sed 's/-I/-isystem /g'`"
fi
])
AC_DEFUN([RJK_STAT_TIMESPEC],[
AC_CHECK_MEMBER([struct stat.st_atimespec],
[AC_DEFINE([HAVE_STAT_TIMESPEC],[1],
[define if struct stat uses struct timespec])],
[rjk_cv_stat_timespec=no],
[#include <sys/stat.h>])
])
])
AC_DEFUN([RJK_GCC_ATTRS],[
AH_BOTTOM([#ifdef __GNUC__
# define attribute(x) __attribute__(x)
#else
# define attribute(x)
#endif])
])
])
AC_DEFUN([RJK_ICONV],[
# MacOS has a rather odd iconv (presumably for some good reason)
AC_CHECK_LIB([iconv],[iconv_open])
AC_CHECK_LIB([iconv],[libiconv_open])
])
AC_DEFUN([RJK_GCOV],[
GCOV=${GCOV:-true}
AC_ARG_WITH([gcov],
[AS_HELP_STRING([--with-gcov],
[Enable coverage testing])],
[if test $withval = yes; then
CFLAGS="${CFLAGS} -O0 -fprofile-arcs -ftest-coverage"
GCOV=`echo $CC | sed s'/gcc/gcov/;s/ .*$//'`;
fi])
AC_SUBST([GCOV],[$GCOV])
])
AC_DEFUN([RJK_THREADS],[
AC_CANONICAL_BUILD
AC_CANONICAL_HOST
# If you're cross-compiling then you're on your own
AC_MSG_CHECKING([how to build threaded code])
if test "$host" = "$build"; then
case $host_os in
solaris2* )
case "$GCC" in
yes )
AC_MSG_RESULT([-lpthread])
AC_CHECK_LIB([pthread],[pthread_create])
;;
* )
AC_MSG_RESULT([-mt option])
CC="${CC} -mt"
;;
esac
;;
* )
# Guess that unrecognized things are like Linux/BSD
AC_MSG_RESULT([-lpthread])
AC_CHECK_LIB([pthread],[pthread_create])
;;
esac
fi
# We always ask for this.
AC_DEFINE([_REENTRANT],[1],[define for re-entrant functions])
])
AC_DEFUN([RJK_SIZE_MAX],[
AC_CHECK_SIZEOF([unsigned short])
AC_CHECK_SIZEOF([unsigned int])
AC_CHECK_SIZEOF([unsigned long])
AC_CHECK_SIZEOF([unsigned long long])
AC_CHECK_SIZEOF([size_t])
AC_CHECK_HEADERS([stdint.h])
AC_CACHE_CHECK([for SIZE_MAX],[rjk_cv_size_max],[
AC_TRY_COMPILE([#include <limits.h>
#include <stddef.h>
#if HAVE_STDINT_H
# include <stdint.h>
#endif],
[size_t x = SIZE_MAX;++x;],
[rjk_cv_size_max=yes],
[rjk_cv_size_max=no])
])
if test "$rjk_cv_size_max" = yes; then
AC_DEFINE([HAVE_SIZE_MAX],[1], [define if you have SIZE_MAX])
fi
AH_BOTTOM([#if ! HAVE_SIZE_MAX
# if SIZEOF_SIZE_T == SIZEOF_UNSIGNED_SHORT
# define SIZE_MAX USHRT_MAX
# elif SIZEOF_SIZE_T == SIZEOF_UNSIGNED_INT
# define SIZE_MAX UINT_MAX
# elif SIZEOF_SIZE_T == SIZEOF_UNSIGNED_LONG
# define SIZE_MAX ULONG_MAX
# elif SIZEOF_SIZE_T == SIZEOF_UNSIGNED_LONG_LONG
# define SIZE_MAX ULLONG_MAX
# else
# error Cannot deduce SIZE_MAX
# endif
#endif
])
])
AC_DEFUN([RJK_GETOPT],[
AC_CHECK_FUNC([getopt_long],[],[
AC_LIBOBJ([getopt])
AC_LIBOBJ([getopt1])
])
])
AC_DEFUN([RJK_PYTHON3],[
AC_CACHE_CHECK([for Python 3],[rjk_cv_python3],[
if python3 -V >/dev/null 2>&1; then
rjk_cv_python3=python3
elif python -V >confpyver 2>&1; then
read p v < confpyver
case "$v" in
1* | 2* )
;;
* )
rjk_cv_python3=python
;;
esac
fi
rm -f confpyver
if test "$rjk_cv_python3" = ""; then
AC_MSG_ERROR([cannot find Python 3.x])
fi
])
AC_SUBST([PYTHON3],[$rjk_cv_python3])
])
dnl Local Variables:
dnl mode:autoconf
dnl indent-tabs-mode:nil
dnl End:
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