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dnl Copyright (c) 2009 - 2019 Thomas Schmitt
dnl Provided under the terms of the GNU General Public License version 2 or later.
AC_DEFUN([LIBBURNIA_SET_FLAGS],
[
case $target_os in
freebsd* | netbsd*)
LDFLAGS="$LDFLAGS -L/usr/local/lib"
CPPFLAGS="$CPPFLAGS -I/usr/local/include"
;;
esac
])
AC_DEFUN([TARGET_SHIZZLE],
[
ARCH=""
LIBBURNIA_PKGCONFDIR="$libdir"/pkgconfig
AC_MSG_CHECKING([target operating system])
LIBBURNIA_SUPP_ACL=none
LIBBURNIA_SUPP_FATTR=none
LIBBURNIA_LDCONFIG_CMD="echo 'No ldconfig run performed. If needed, configure manually for:'"
case $target in
*-*-linux*)
ARCH=linux
LIBBURN_ARCH_LIBS=
LIBBURNIA_SUPP_ACL=libacl
LIBBURNIA_SUPP_FATTR=xattr
LIBBURNIA_LDCONFIG_CMD=ldconfig
;;
*-*-freebsd*)
ARCH=freebsd
LIBBURNIA_SUPP_ACL=libacl
LIBBURNIA_SUPP_FATTR=extattr
LIBBURN_ARCH_LIBS=-lcam
# This may later be overridden by configure --enable-libdir-pkgconfig
LIBBURNIA_PKGCONFDIR=$(echo "$libdir" | sed 's/\/lib$/\/libdata/')/pkgconfig
;;
*)
ARCH=
LIBBURN_ARCH_LIBS=
# AC_ERROR([You are attempting to compile for an unsupported platform])
;;
esac
AC_MSG_RESULT([$ARCH])
])
dnl LIBBURNIA_CHECK_ICONV is by Thomas Schmitt, libburnia project
dnl It is based on gestures from:
dnl iconv.m4 serial AM7 (gettext-0.18)
dnl Copyright (C) 2000-2002, 2007-2009 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
dnl with or without modifications, as long as this notice is preserved.
dnl From Bruno Haible.
dnl
AC_DEFUN([LIBBURNIA_CHECK_ICONV],
[
dnl Check whether it is allowed to link with -liconv
AC_MSG_CHECKING([for iconv() in separate -liconv ])
libburnia_liconv="no"
libburnia_save_LIBS="$LIBS"
LIBS="$LIBS -liconv"
AC_TRY_LINK([#include <stdlib.h>
#include <iconv.h>],
[iconv_t cd = iconv_open("","");
iconv(cd,NULL,NULL,NULL,NULL);
iconv_close(cd);],
[libburnia_liconv="yes"],
[LIBS="$libburnia_save_LIBS"]
)
AC_MSG_RESULT([$libburnia_liconv])
if test x"$libburnia_save_LIBS" = x"$LIBS"
then
dnl GNU iconv has no function iconv() but libiconv() and a macro iconv()
dnl It is not tested whether this is detected by above macro.
AC_CHECK_LIB(iconv, libiconv, , )
fi
dnl Check for iconv(..., const char **inbuf, ...)
AC_MSG_CHECKING([for const qualifier with iconv() ])
AC_TRY_COMPILE([
#include <stdlib.h>
#include <iconv.h>
size_t iconv (iconv_t cd, char * *inbuf, size_t *inbytesleft, char * *outbuf, size_t *outbytesleft);
], [], [libburnia_iconv_const=""], [libburnia_iconv_const="const"]
)
AC_DEFINE_UNQUOTED([ICONV_CONST], [$libburnia_iconv_const])
test -z "$libburnia_iconv_const" && libburnia_iconv_const="no"
AC_MSG_RESULT([$libburnia_iconv_const])
])
dnl LIBBURNIA_ASSERT_ICONV is by Thomas Schmitt, libburnia project
dnl
AC_DEFUN([LIBBURNIA_ASSERT_ICONV],
[
if test x$LIBISOFS_ASSUME_ICONV = x
then
dnl Check for the essential gestures of libisofs/util.c
AC_MSG_CHECKING([for iconv() to be accessible now ])
AC_TRY_LINK([
#include <stdlib.h>
#include <wchar.h>
#include <string.h>
#include <errno.h>
#include <ctype.h>
#include <stdio.h>
#include <limits.h>
#include <iconv.h>
#include <locale.h>
#include <langinfo.h>
#include <unistd.h>],
[iconv_t cd = iconv_open("","");
iconv(cd,NULL,NULL,NULL,NULL);
iconv_close(cd);
], [iconv_test="yes"], [iconv_test="no"]
)
AC_MSG_RESULT([$iconv_test])
if test x$iconv_test = xno
then
echo >&2
echo "Cannot get function iconv() to work. Configuration aborted." >&2
echo "Check whether your system needs a separate libiconv installed." >&2
echo "If it is installed but not found, try something like" >&2
echo ' export LDFLAGS="$LDFLAGS -L/usr/local/lib"' >&2
echo ' export CPPFLAGS="$CPPFLAGS -I/usr/local/include"' >&2
echo ' export LIBS="$LIBS -liconv"' >&2
echo "You may override this test by exporting variable" >&2
echo " LIBISOFS_ASSUME_ICONV=yes" >&2
echo >&2
(exit 1); exit 1;
fi
fi
])
dnl LIBISOFS_ASSERT_VERS_LIBS is by Thomas Schmitt, libburnia project
dnl It tests whether -Wl,--version-script=... works with the compiler
AC_DEFUN([LIBISOFS_ASSERT_VERS_LIBS],
[
libburnia_save_LDFLAGS="$LDFLAGS"
LDFLAGS="$LDFLAGS -Wl,--version-script=$srcdir/libisofs/libisofs.ver"
AC_TRY_LINK([#include <stdio.h>], [printf("Hello\n");],
[vers_libs_test="yes"], [vers_libs_test="no"])
if test x$vers_libs_test = xyes
then
LIBLDFLAGS="-Wl,--version-script=$srcdir/libisofs/libisofs.ver"
fi
LDFLAGS="$libburnia_save_LDFLAGS"
AC_SUBST(LIBLDFLAGS)
])
dnl LIBBURNIA_SET_PKGCONFIG determines the install directory for the *.pc file.
dnl Important: Must be performed _after_ TARGET_SHIZZLE
dnl
AC_DEFUN([LIBBURNIA_SET_PKGCONFIG],
[
### for testing --enable-libdir-pkgconfig on Linux
### LIBBURNIA_PKGCONFDIR="$libdir"data/pkgconfig
if test "x$LIBBURNIA_PKGCONFDIR" = "x$libdir"/pkgconfig
then
dummy=dummy
else
AC_ARG_ENABLE(libdir-pkgconfig,
[ --enable-libdir-pkgconfig Install to $libdir/pkgconfig on any OS, default=no],
, enable_libdir_pkgconfig="no")
AC_MSG_CHECKING([for --enable-libdir-pkgconfig])
if test "x$enable_libdir_pkgconfig" = xyes
then
LIBBURNIA_PKGCONFDIR="$libdir"/pkgconfig
fi
AC_MSG_RESULT([$enable_libdir_pkgconfig])
fi
libburnia_pkgconfig_override="no"
AC_ARG_ENABLE(pkgconfig-path,
[ --enable-pkgconfig-path=DIR Absolute path of directory for libisofs-*.pc],
libburnia_pkgconfig_override="yes" , enable_pkgconfig_path="none")
AC_MSG_CHECKING([for overridden pkgconfig directory path])
if test "x$enable_pkgconfig_path" = xno
then
libburnia_pkgconfig_override="no"
fi
if test "x$enable_pkgconfig_path" = x -o "x$enable_pkgconfig_path" = xyes
then
libburnia_pkgconfig_override="invalid argument"
fi
if test "x$libburnia_pkgconfig_override" = xyes
then
LIBBURNIA_PKGCONFDIR="$enable_pkgconfig_path"
AC_MSG_RESULT([$LIBBURNIA_PKGCONFDIR])
else
AC_MSG_RESULT([$libburnia_pkgconfig_override])
fi
AC_SUBST(LIBBURNIA_PKGCONFDIR)
dnl For debugging only
### AC_MSG_RESULT([LIBBURNIA_PKGCONFDIR = $LIBBURNIA_PKGCONFDIR])
])
dnl LIBBURNIA_TRY_TIMEZONE is by Thomas Schmitt, libburnia project
dnl It tests whether the global variable exists and is suitable for
dnl integer arithmetics.
AC_DEFUN([LIBBURNIA_TRY_TIMEZONE],
[
echo -n "checking for timezone variable ... "
AC_TRY_LINK([ #include <time.h> ], [long int i; i = 1 - timezone; ],
[LIBBURNIA_TIMEZONE="timezone"], [LIBBURNIA_TIMEZONE="0"]
)
echo "$LIBBURNIA_TIMEZONE"
])