dnl $MirBSD: configure.in,v 1.8 2004/10/28 11:53:41 tg Exp $
dnl
dnl Process this file with autoconf to produce a configure script
dnl
AC_INIT(c_ksh.c)
test -s config.h.in || sed -e 's!^/\* #undef \(.*\) \*/!#undef \1!' \
    -e 's!^#define \(.*\) 1!#undef \1!' <config.h >config.h.in
AC_CONFIG_HEADER(config.h)
dnl
dnl
dnl  Start of auto-configuration stuff...
dnl
AC_PROG_CC
AC_PROG_CPP
AC_PROG_GCC_TRADITIONAL
dnl this incorperates AC_AIX, AC_ISC_POSIX and AC_MINIX tests and does others
KSH_OS_TYPE
dnl
dnl Program name munging stuff (prefix, suffix, transform)
AC_ARG_PROGRAM
dnl
dnl Headers
dnl
AC_HEADER_DIRENT
KSH_UNISTD_H
KSH_TERM_CHECK
AC_CHECK_HEADERS(sys/param.h sys/types.h sys/resource.h sys/time.h \
	stddef.h stdlib.h stdint.h string.h limits.h paths.h \
	memory.h fcntl.h values.h ulimit.h)
AC_HEADER_TIME
KSH_HEADER_SYS_WAIT
dnl
dnl Typedefs
dnl
dnl (don't use AC_TYPE_XXX() 'cause it doesn't check word boundaries)
KSH_CHECK_H_TYPE(off_t, for off_t in sys/types.h, , long)
KSH_CHECK_H_TYPE(mode_t, for mode_t in sys/types.h, , short)
KSH_CHECK_H_TYPE(pid_t, for pid_t in sys/types.h, , int)
KSH_CHECK_H_TYPE(uid_t, for uid_t in sys/types.h, , int)
if test $ac_cv_type_uid_t = no; then
  AC_DEFINE(gid_t, int)
fi
define([AC_PROVIDE_AC_TYPE_UID_T],)
AC_TYPE_SIGNAL
case $ac_cv_type_signal in
int)  ksh_cv_signal_retval=0 ;;
void) ksh_cv_signal_retval=  ;;
*)
    AC_MSG_ERROR(Internal erorr: unknown signal return type: $ac_cv_type_signal)
esac
AC_DEFINE_UNQUOTED(RETSIGVAL, $ksh_cv_signal_retval)
AC_CHECK_SIZEOF(int, 4)
AC_CHECK_SIZEOF(long, 4)
dnl sh.h sets INT32 to int or long as appropriate.  Some burnt systems, such
dnl as NeXT's, clock_t is in sys/time.h (in non-posix mode).
KSH_CHECK_H_TYPE(clock_t, [[for clock_t in any of <sys/types.h>, <sys/times.h> and <sys/time.h>]],
  [
#ifdef HAVE_SYS_TIME_H
#include <sys/time.h>
#endif /* HAVE_SYS_TIME_H */
#include <sys/times.h>
	], INT32)
KSH_CHECK_H_TYPE(sigset_t, for sigset_t in <sys/types.h> and <signal.h>,
  [#include <signal.h>], unsigned)
KSH_RLIM_CHECK
dnl
dnl Library functions
dnl
KSH_MEMMOVE
KSH_MEMSET
AC_CHECK_FUNCS(arc4random arc4random_addrandom arc4random_push confstr \
	dup2 flock getcwd getgroups getpagesize getrusage getwd killpg \
	mkstemp nice random setrlimit srandom strcasecmp strerror \
	strlcat strlcpy strstr sysconf tcsetpgrp ulimit valloc wait3 \
	waitpid)
AC_CHECK_FUNCS(sigsetjmp _setjmp, break)
AC_FUNC_MMAP
KSH_FUNC_LSTAT
KSH_SYS_ERRLIST
KSH_SYS_SIGLIST
KSH_TIME_DECLARED
KSH_TIMES_CHECK
dnl
dnl Structures
dnl
AC_HEADER_STAT
AC_STRUCT_ST_RDEV
dnl
dnl Compiler characteristics
dnl
AC_C_CONST
KSH_C_VOID
KSH_C_VOLATILE
KSH_C_FUNC_ATTR
dnl
dnl System services
dnl
AC_SYS_INTERPRETER
if test $ac_cv_sys_interpreter = no;
  then AC_DEFINE(SHARPBANG)
fi
dnl
dnl  Misc ksh tests
dnl
KSH_DUP2_CLEXEC_CHECK
KSH_SIGNAL_CHECK
KSH_PGRP_CHECK
KSH_PGRP_SYNC
KSH_OPENDIR_CHECK
KSH_DEV_FD
ac_clean_files="$ac_clean_files a.out"
AC_OUTPUT