OpenCores
URL https://opencores.org/ocsvn/openrisc/openrisc/trunk

Subversion Repositories openrisc

[/] [openrisc/] [trunk/] [gnu-old/] [gdb-6.8/] [libdecnumber/] [configure.ac] - Blame information for rev 853

Go to most recent revision | Details | Compare with Previous | View Log

Line No. Rev Author Line
1 24 jeremybenn
# configure.ac for libdecnumber                 -*- Autoconf -*-
2
# Process this file with autoconf to generate a configuration script.
3
 
4
# Copyright 2005, 2006 Free Software Foundation, Inc.
5
 
6
# This file is part of GCC.
7
 
8
# GCC is free software; you can redistribute it and/or modify it under
9
# the terms of the GNU General Public License as published by the Free
10
# Software Foundation; either version 2, or (at your option) any
11
# later #version.
12
 
13
# GCC is distributed in the hope that it will be useful, but WITHOUT
14
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
15
# or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public
16
# License #for more details.
17
 
18
# You should have received a copy of the GNU General Public License
19
# along with GCC; see the file COPYING.  If not, write to the Free
20
# Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
21
# 02110-1301, USA.
22
 
23
AC_PREREQ(2.59)
24
AC_INIT(libdecnumber, [ ], gcc-bugs@gcc.gnu.org, libdecnumber)
25
AC_CONFIG_SRCDIR(decNumber.h)
26
AC_CONFIG_MACRO_DIR(../config)
27
 
28
# Checks for programs.
29
AC_PROG_MAKE_SET
30
AC_PROG_CC
31
AC_PROG_RANLIB
32
 
33
MISSING=`cd $ac_aux_dir && ${PWDCMD-pwd}`/missing
34
AC_CHECK_PROGS([ACLOCAL], [aclocal], [$MISSING aclocal])
35
AC_CHECK_PROGS([AUTOCONF], [autoconf], [$MISSING autoconf])
36
AC_CHECK_PROGS([AUTOHEADER], [autoheader], [$MISSING autoheader])
37
 
38
# Figure out what compiler warnings we can enable.
39
# See config/warnings.m4 for details.
40
 
41
ACX_PROG_CC_WARNING_OPTS([-W -Wall -Wwrite-strings -Wstrict-prototypes \
42
                          -Wmissing-prototypes -Wold-style-definition \
43
                          -Wmissing-format-attribute -Wcast-qual])
44
ACX_PROG_CC_WARNING_ALMOST_PEDANTIC([-Wno-long-long])
45
 
46
# Only enable with --enable-werror-always until existing warnings are
47
# corrected.
48
ACX_PROG_CC_WARNINGS_ARE_ERRORS([manual])
49
 
50
# Checks for header files.
51
AC_CHECK_HEADERS(ctype.h stddef.h string.h stdio.h)
52
GCC_HEADER_STDINT(gstdint.h)
53
 
54
# Checks for typedefs, structures, and compiler characteristics.
55
AC_C_CONST
56
AC_TYPE_OFF_T
57
AC_CHECK_SIZEOF(int)
58
AC_CHECK_SIZEOF(long)
59
 
60
# Checks for library functions.
61
AC_HEADER_STDC
62
 
63
AC_ARG_ENABLE(maintainer-mode,
64
[  --enable-maintainer-mode enable rules only needed by maintainers],,
65
enable_maintainer_mode=no)
66
 
67
if test "x$enable_maintainer_mode" = xno; then
68
  MAINT='#'
69
else
70
  MAINT=
71
fi
72
AC_SUBST(MAINT)
73
 
74
AC_CANONICAL_TARGET
75
 
76
# Default decimal format
77
# If you change the defaults here, be sure to change them in the GCC directory also
78
AC_MSG_CHECKING([for decimal floating point])
79
AC_ARG_ENABLE(decimal-float,
80
[  --enable-decimal-float={no,yes,bid,dpd}
81
                        enable decimal float extension to C.  Selecting 'bid'
82
                        or 'dpd' choses which decimal floating point format
83
                        to use],
84
[
85
  case $enable_decimal_float in
86
    yes | no | bid | dpd) ;;
87
    *) AC_MSG_ERROR(['$enable_decimal_float' is an invalid value for --enable-decimal-float.
88
Valid choices are 'yes', 'bid', 'dpd', and 'no'.]) ;;
89
  esac
90
],
91
[
92
  case $target in
93
    powerpc*-*-linux* | i?86*-*-linux* | x86_64*-*-linux*)
94
      enable_decimal_float=yes
95
      ;;
96
    *)
97
      enable_decimal_float=no
98
      ;;
99
  esac
100
])
101
 
102
# x86's use BID format instead of DPD
103
# In theory --enable-decimal-float=no should not compile anything
104
# For the sake of simplicity, just use the default format in this directory
105
if test x$enable_decimal_float = xyes -o x$enable_decimal_float = xno; then
106
  case $target in
107
    i?86*-*-linux* | x86_64*-*-linux*)
108
      enable_decimal_float=bid
109
      ;;
110
    *)
111
      enable_decimal_float=dpd
112
      ;;
113
  esac
114
fi
115
 
116
# If BID is being used, additional objects should be linked in.
117
if test x$enable_decimal_float = xbid; then
118
  ADDITIONAL_OBJS="$ADDITIONAL_OBJS \$(bid_OBJS)"
119
else
120
  ADDITIONAL_OBJS=
121
fi
122
 
123
AC_MSG_RESULT($enable_decimal_float)
124
AC_SUBST(enable_decimal_float)
125
AC_SUBST(ADDITIONAL_OBJS)
126
 
127
AC_C_BIGENDIAN
128
 
129
# Output.
130
 
131
AC_CONFIG_HEADERS(config.h:config.in, [echo timestamp > stamp-h1])
132
AC_CONFIG_FILES(Makefile)
133
AC_OUTPUT

powered by: WebSVN 2.1.0

© copyright 1999-2024 OpenCores.org, equivalent to Oliscience, all rights reserved. OpenCores®, registered trademark.