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