135 lines
3.5 KiB
Plaintext
135 lines
3.5 KiB
Plaintext
|
# Configure `patch'.
|
||
|
# Copyright 1993, 1997 Free Software Foundation, Inc.
|
||
|
dnl Process this file with autoconf to produce a configure script.
|
||
|
|
||
|
AC_PREREQ(2.12)
|
||
|
AC_INIT(patch.c)
|
||
|
AC_CONFIG_HEADER(config.h:config.hin)
|
||
|
AC_ARG_PROGRAM
|
||
|
|
||
|
PACKAGE=patch
|
||
|
VERSION=2.5
|
||
|
AC_SUBST(PACKAGE)
|
||
|
AC_SUBST(VERSION)
|
||
|
|
||
|
AC_PROG_CC
|
||
|
AC_PROG_CPP
|
||
|
AC_PROG_INSTALL
|
||
|
AC_PROG_MAKE_SET
|
||
|
# Use ed_PROGRAM, not ED_PROGRAM,
|
||
|
# because <errno.h> reserves symbols starting with `E'.
|
||
|
AC_PATH_PROG(ed_PROGRAM, ed, ed)
|
||
|
|
||
|
# If available, prefer support for large files unless the user specified
|
||
|
# one of the CPPFLAGS, LDFLAGS, or LIBS variables.
|
||
|
AC_MSG_CHECKING(whether large file support needs explicit enabling)
|
||
|
ac_getconfs=''
|
||
|
ac_result=yes
|
||
|
ac_set=''
|
||
|
ac_shellvars='CPPFLAGS LDFLAGS LIBS'
|
||
|
for ac_shellvar in $ac_shellvars; do
|
||
|
case $ac_shellvar in
|
||
|
CPPFLAGS) ac_lfsvar=LFS_CFLAGS ;;
|
||
|
*) ac_lfsvar=LFS_$ac_shellvar ;;
|
||
|
esac
|
||
|
eval test '"${'$ac_shellvar'+set}"' = set && ac_set=$ac_shellvar
|
||
|
(getconf $ac_lfsvar) >/dev/null 2>&1 || { ac_result=no; break; }
|
||
|
ac_getconf=`getconf $ac_lfsvar`
|
||
|
ac_getconfs=$ac_getconfs$ac_getconf
|
||
|
eval ac_test_$ac_shellvar=\$ac_getconf
|
||
|
done
|
||
|
case "$ac_result$ac_getconfs" in
|
||
|
yes) ac_result=no ;;
|
||
|
esac
|
||
|
case "$ac_result$ac_set" in
|
||
|
yes?*) ac_result="yes, but $ac_set is already set, so use its settings"
|
||
|
esac
|
||
|
AC_MSG_RESULT($ac_result)
|
||
|
case $ac_result in
|
||
|
yes)
|
||
|
for ac_shellvar in $ac_shellvars; do
|
||
|
eval $ac_shellvar=\$ac_test_$ac_shellvar
|
||
|
done ;;
|
||
|
esac
|
||
|
|
||
|
AC_AIX
|
||
|
AC_MINIX
|
||
|
AC_ISC_POSIX
|
||
|
|
||
|
AC_C_CONST
|
||
|
|
||
|
AC_HEADER_DIRENT
|
||
|
AC_HEADER_STDC
|
||
|
AC_CHECK_HEADERS(fcntl.h limits.h string.h unistd.h utime.h varargs.h)
|
||
|
|
||
|
AC_TYPE_MODE_T
|
||
|
AC_TYPE_OFF_T
|
||
|
AC_TYPE_SIGNAL
|
||
|
AC_TYPE_SIZE_T
|
||
|
|
||
|
dnl Some systems have utime.h but don't declare the struct anywhere.
|
||
|
AC_MSG_CHECKING(for struct utimbuf)
|
||
|
AC_CACHE_VAL(patch_cv_sys_struct_utimbuf,
|
||
|
[AC_TRY_COMPILE([#include <sys/types.h>
|
||
|
#if HAVE_UTIME_H
|
||
|
#include <utime.h>
|
||
|
#endif], [static struct utimbuf x; x.actime = x.modtime;],
|
||
|
patch_cv_sys_struct_utimbuf=yes,
|
||
|
patch_cv_sys_struct_utimbuf=no)])
|
||
|
AC_MSG_RESULT($patch_cv_sys_struct_utimbuf)
|
||
|
if test $patch_cv_sys_struct_utimbuf = yes; then
|
||
|
AC_DEFINE(HAVE_STRUCT_UTIMBUF)
|
||
|
fi
|
||
|
|
||
|
# Check for NetBSD 1.0 bug, where memchr(..., 0) returns nonzero.
|
||
|
AC_MSG_CHECKING(for working memchr)
|
||
|
AC_CACHE_VAL(ac_cv_func_memchr,
|
||
|
[AC_TRY_RUN([#include <string.h>
|
||
|
main () { exit (memchr ("", 0, 0) != 0 || memchr ("", 1, 0) != 0); }],
|
||
|
ac_cv_func_memchr=yes,
|
||
|
ac_cv_func_memchr=no,
|
||
|
AC_MSG_WARN([We are cross-compiling so we assume memchr does not work.])
|
||
|
ac_cv_func_memchr=no)])dnl
|
||
|
AC_MSG_RESULT($ac_cv_func_memchr)
|
||
|
if test $ac_cv_func_memchr = yes; then
|
||
|
AC_DEFINE(HAVE_MEMCHR)
|
||
|
fi
|
||
|
|
||
|
AC_CHECK_FUNC(getopt_long, , [LIBOBJS="$LIBOBJS getopt1.o getopt.o"])
|
||
|
AC_SUBST(LIBOBJS)
|
||
|
AC_CHECK_FUNCS(_doprintf isascii memcmp mkdir mktemp pathconf raise sigaction sigprocmask sigsetmask)
|
||
|
AC_REPLACE_FUNCS(memchr rename)
|
||
|
AC_FUNC_CLOSEDIR_VOID
|
||
|
AC_FUNC_VPRINTF
|
||
|
|
||
|
AC_SYS_LONG_FILE_NAMES
|
||
|
|
||
|
AC_MSG_CHECKING([for d_ino member in directory struct])
|
||
|
AC_CACHE_VAL(patch_cv_sys_d_ino_in_dirent,
|
||
|
[AC_TRY_LINK([
|
||
|
#include <sys/types.h>
|
||
|
#if HAVE_DIRENT_H
|
||
|
# include <dirent.h>
|
||
|
#else
|
||
|
# define dirent direct
|
||
|
# if HAVE_SYS_NDIR_H
|
||
|
# include <sys/ndir.h>
|
||
|
# endif
|
||
|
# ifdef HAVE_SYS_DIR_H
|
||
|
# include <sys/dir.h>
|
||
|
# endif
|
||
|
# ifdef HAVE_NDIR_H
|
||
|
# include <ndir.h>
|
||
|
# endif
|
||
|
#endif
|
||
|
],
|
||
|
[struct dirent dp; dp.d_ino = 0;],
|
||
|
patch_cv_sys_d_ino_in_dirent=yes,
|
||
|
patch_cv_sys_d_ino_in_dirent=no)])
|
||
|
AC_MSG_RESULT($patch_cv_sys_d_ino_in_dirent)
|
||
|
if test $patch_cv_sys_d_ino_in_dirent = yes; then
|
||
|
AC_DEFINE(D_INO_IN_DIRENT)
|
||
|
fi
|
||
|
|
||
|
AC_OUTPUT(Makefile)
|