5b59406b2e
* libU77/configure.in (AC_PROG_CC_WORKS): Define _GNU_SOURCE. * libU77/config.hin: Regenerated. * libU77/configure: Regenerated. From-SVN: r62373
125 lines
4.0 KiB
Plaintext
125 lines
4.0 KiB
Plaintext
# Process this file with autoconf to produce a configure script.
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# Copyright (C) 1995, 1998, 1999 Free Software Foundation, Inc.
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# Contributed by Dave Love (d.love@dl.ac.uk).
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#
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#This file is part of the GNU Fortran libU77 library.
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#
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#This library is free software; you can redistribute it and/or modify
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#it under the terms of the GNU General Public License as published by
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#the Free Software Foundation; either version 2, or (at your option)
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#any later version.
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#
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#GNU Fortran is distributed in the hope that it will be useful,
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#but WITHOUT ANY WARRANTY; without even the implied warranty of
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#MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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#GNU Library General Public License for more details.
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#
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#You should have received a copy of the GNU Library General Public
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#License along with GNU Fortran; see the file COPYING. If not, write
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#to Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
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#USA.
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AC_PREREQ(2.12.1)
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AC_INIT(access_.c)
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AC_CONFIG_HEADER(config.h:config.hin)
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dnl FIXME AC_PROG_CC wants CC to be able to link things, but it may
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dnl not be able to.
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define([AC_PROG_CC_WORKS],[])
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# For g77 we'll set CC to point at the built gcc, but this will get it into
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# the makefiles
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AC_PROG_CC
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# These defines are necessary to get 64-bit file size support.
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# NetBSD 1.4 header files does not support XOPEN_SOURCE == 500, but it
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# handles 64-bit file sizes without needing these defines.
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AC_MSG_CHECKING(whether _XOPEN_SOURCE may be defined)
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AC_TRY_COMPILE([#define _XOPEN_SOURCE 500L
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#include <unistd.h>],,
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may_use_xopen_source=yes,
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may_use_xopen_source=no)
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AC_MSG_RESULT($may_use_xopen_source)
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if test $may_use_xopen_source = yes; then
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AC_DEFINE(_XOPEN_SOURCE, 500L, [Get Single Unix Specification semantics])
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# The following is needed by irix6.2 so that struct timeval is declared.
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AC_DEFINE(_XOPEN_SOURCE_EXTENDED, 1, [Get Single Unix Specification semantics])
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# The following is needed by Solaris2.5.1 so that struct timeval is declared.
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AC_DEFINE(__EXTENSIONS__, 1, [Solaris extensions])
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AC_DEFINE(_FILE_OFFSET_BITS, 64, [Get 64-bit file size support])
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# The following is needed by glibc2 so that gethostname is declared.
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AC_DEFINE(_GNU_SOURCE, 1, [Get GNU extensions])
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fi
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dnl Checks for programs.
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LIBTOOL='$(SHELL) ../libtool'
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AC_SUBST(LIBTOOL)
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dnl AC_C_CROSS
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dnl Gives misleading `(cached)' message from the check.
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if test "$CROSS";then
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ac_cv_c_cross=yes
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else
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ac_cv_c_cross=no
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fi
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test "$AR" || AR=ar
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AC_SUBST(AR)
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AC_PROG_MAKE_SET
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dnl This is only because we (horribly) punt the chmod job to the program at
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dnl present. Note that the result of this test could be wrong in the cross
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dnl case.
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AC_PATH_PROG(ac_cv_prog_chmod, chmod, no)
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if test "$ac_cv_prog_chmod" != no || test "$CROSS"; then
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MAYBES=chmod_.o
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AC_DEFINE_UNQUOTED(CHMOD_PATH,"$ac_cv_prog_chmod")
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else
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MAYBES=""
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fi
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dnl Checks for header files.
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AC_HEADER_STDC
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AC_HEADER_TIME
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AC_CHECK_HEADERS(limits.h unistd.h sys/time.h string.h stdlib.h \
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sys/param.h sys/times.h)
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dnl Checks for typedefs, structures, and compiler characteristics.
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AC_C_CONST
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AC_TYPE_SIZE_T
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AC_TYPE_MODE_T
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AC_TYPE_PID_T
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dnl The next 3 demand a dummy fileblocks.o (added to LIBOJS). We don't use
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dnl LIBOJS, though.
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AC_STRUCT_ST_BLKSIZE
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AC_STRUCT_ST_BLOCKS
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AC_STRUCT_ST_RDEV
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AC_STRUCT_TM
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dnl Some systems (SVR4, SCO OpenServer) need -lsocket for gethostname()
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AC_CHECK_LIB(socket, gethostname, [LIBS="$LIBS -lsocket"])
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dnl Checks for library functions.
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AC_CHECK_FUNCS(symlink getcwd getwd lstat gethostname strerror clock \
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getrusage times alarm getlogin getgid getuid kill link ttyname)
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dnl The standard autoconf HAVE_STRUCT_TIMEZONE doesn't actually check
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dnl for struct timezone, as you might think. We also need to check how
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dnl to call gettimeofday if we have it.
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LIBU77_GETTIMEOFDAY
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test $ac_cv_func_symlink = yes && MAYBES="$MAYBES symlnk_.o"
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test $ac_cv_func_lstat = yes && MAYBES="$MAYBES lstat_.o"
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test $ac_cv_func_gethostname = yes && MAYBES="$MAYBES hostnm_.o"
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test $ac_cv_func_clock = yes && MAYBES="$MAYBES mclock_.o"
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AC_SUBST(MAYBES)
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AC_SUBST(CROSS)
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AC_SUBST(RANLIB)
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AC_SUBST(RANLIB_TEST)
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AC_OUTPUT(Makefile)
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