# $FreeBSD$

#Process this file with autoconf to produce a configure script.
AC_INIT(libarchive, @VERSION@, kientzle@freebsd.org)
AM_INIT_AUTOMAKE(libarchive, @VERSION@)
AC_CONFIG_SRCDIR([archive_write_set_format_ustar.c])
AM_CONFIG_HEADER([config.h])

# Yes, libtool version numbering is somewhat strange.
LIBTOOL_VERSION=@SHLIB_MAJOR@:@ARCHIVE_API_REVISION@:@ARCHIVE_API_MINOR@
AC_SUBST(LIBTOOL_VERSION)

# Checks for programs.
AC_PROG_CC
AC_PROG_LIBTOOL
AC_CHECK_TOOL([STRIP],[strip])

# Checks for libraries.
# Since libarchive is a library, we don't need this for linkage,
# but we do need it for later ACL function tests.
AC_CHECK_LIB(acl,acl_set_file)

# Checks for header files.
AC_HEADER_STDC
AC_HEADER_SYS_WAIT
AC_CHECK_HEADERS([bzlib.h errno.h ext2fs/ext2_fs.h fcntl.h])
AC_CHECK_HEADERS([inttypes.h limits.h linux/ext2_fs.h])
AC_CHECK_HEADERS([stdint.h stdlib.h string.h sys/acl.h sys/ioctl.h])
AC_CHECK_HEADERS([sys/time.h unistd.h wchar.h zlib.h])

# Checks for typedefs, structures, and compiler characteristics.
AC_C_CONST
AC_TYPE_UID_T
AC_TYPE_MODE_T
AC_CHECK_TYPE(off_t, [int64_t])
AC_TYPE_SIZE_T
AC_CHECK_TYPE(id_t, [unsigned long])

#
# If any of the common 64-bit types is defined, set "int64_t"
#
AC_CHECK_TYPE(__int64_t, [long long])
AC_CHECK_TYPE(_int64_t, [__int64_t])
AC_CHECK_TYPE(int64_t, [_int64_t])

# Likewise, consider defining "intmax_t" in terms of int64_t
AC_CHECK_TYPE(intmax_t, [int64_t])

#
# If any of the common 64-bit unsigned types is defined, set "uint64_t"
#
AC_CHECK_TYPE(__uint64_t, [unsigned long long])
AC_CHECK_TYPE(_uint64_t, [__uint64_t])
AC_CHECK_TYPE(u_int64_t, [_uint64_t])
AC_CHECK_TYPE(uint64_t, [u_int64_t])

# Likewise, consider defining "uintmax_t" in terms of uint64_t
AC_CHECK_TYPE(uintmax_t, [uint64_t])

AC_CHECK_MEMBERS([struct stat.st_rdev, struct stat.st_mtimespec.tv_nsec, struct stat.st_mtim.tv_nsec])

AC_CHECK_DECL([EFTYPE],
		[AC_DEFINE(HAVE_EFTYPE, 1, [A possible errno value for invalid file format errors])],
		[],
		[#include <errno.h>])
AC_CHECK_DECL([EILSEQ],
		[AC_DEFINE(HAVE_EILSEQ, 1, [A possible errno value for invalid file format errors])],
		[],
		[#include <errno.h>])
AC_HEADER_TIME

# Checks for library functions.
AC_PROG_GCC_TRADITIONAL
AC_HEADER_MAJOR
AC_FUNC_MEMCMP
AC_FUNC_STAT
AC_FUNC_STRERROR_R
AC_CHECK_FUNCS([acl_create_entry acl_init acl_set_fd acl_set_fd_np acl_set_file])
AC_CHECK_FUNCS([chflags fchdir fchflags fchmod fchown futimes])
AC_CHECK_FUNCS([lchflags lchmod lchown lutimes memmove])
AC_CHECK_FUNCS([memset mkdir mkfifo strchr strdup strerror strrchr timegm])

# MacOS has an acl.h that isn't POSIX.  It can be detected by
# checking for ACL_USER
AC_CHECK_DECL([ACL_USER],
		[AC_DEFINE(HAVE_ACL_USER, 1, [True for systems with POSIX ACL support])],
		[],
		[#include <sys/acl.h>])


# Additional requirements
AC_SYS_LARGEFILE
AC_SUBST(ARCHIVE_API_MAJOR,[@ARCHIVE_API_MAJOR@])
AC_SUBST(ARCHIVE_API_MINOR,[@ARCHIVE_API_MINOR@])

AC_CONFIG_FILES([Makefile])
AC_CONFIG_FILES([archive.h])
AC_OUTPUT