Mercurial > hg > CbC > CbC_gcc
annotate libdecnumber/configure.ac @ 55:77e2b8dfacca gcc-4.4.5
update it from 4.4.3 to 4.5.0
| author | ryoma <e075725@ie.u-ryukyu.ac.jp> |
|---|---|
| date | Fri, 12 Feb 2010 23:39:51 +0900 |
| parents | a06113de4d67 |
| children | f6334be47118 |
| rev | line source |
|---|---|
| 0 | 1 # configure.ac for libdecnumber -*- Autoconf -*- |
| 2 # Process this file with autoconf to generate a configuration script. | |
| 3 | |
| 4 # Copyright 2005, 2006, 2009 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 3, 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 COPYING3. If not see | |
| 20 # <http://www.gnu.org/licenses/>. | |
| 21 | |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
22 AC_PREREQ(2.64) |
| 0 | 23 AC_INIT(libdecnumber, [ ], gcc-bugs@gcc.gnu.org, libdecnumber) |
| 24 AC_CONFIG_SRCDIR(decNumber.h) | |
| 25 AC_CONFIG_MACRO_DIR(../config) | |
| 26 | |
| 27 # Checks for programs. | |
| 28 AC_PROG_MAKE_SET | |
| 29 AC_PROG_CC | |
| 30 AC_PROG_RANLIB | |
| 31 | |
| 32 MISSING=`cd $ac_aux_dir && ${PWDCMD-pwd}`/missing | |
| 33 AC_CHECK_PROGS([ACLOCAL], [aclocal], [$MISSING aclocal]) | |
| 34 AC_CHECK_PROGS([AUTOCONF], [autoconf], [$MISSING autoconf]) | |
| 35 AC_CHECK_PROGS([AUTOHEADER], [autoheader], [$MISSING autoheader]) | |
| 36 | |
| 37 # Figure out what compiler warnings we can enable. | |
| 38 # See config/warnings.m4 for details. | |
| 39 | |
| 40 ACX_PROG_CC_WARNING_OPTS([-W -Wall -Wwrite-strings -Wstrict-prototypes \ | |
| 41 -Wmissing-prototypes -Wold-style-definition \ | |
| 42 -Wmissing-format-attribute -Wcast-qual]) | |
| 43 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC([-Wno-long-long]) | |
| 44 | |
| 45 # Only enable with --enable-werror-always until existing warnings are | |
| 46 # corrected. | |
| 47 ACX_PROG_CC_WARNINGS_ARE_ERRORS([manual]) | |
| 48 | |
| 49 # Checks for header files. | |
| 50 AC_CHECK_HEADERS(ctype.h stddef.h string.h stdio.h) | |
| 51 GCC_HEADER_STDINT(gstdint.h) | |
| 52 | |
| 53 # Checks for typedefs, structures, and compiler characteristics. | |
| 54 AC_C_CONST | |
| 55 AC_TYPE_OFF_T | |
| 56 AC_CHECK_SIZEOF(int) | |
| 57 AC_CHECK_SIZEOF(long) | |
| 58 | |
| 59 # Checks for library functions. | |
| 60 AC_HEADER_STDC | |
| 61 | |
| 62 AC_ARG_ENABLE(maintainer-mode, | |
| 63 [ --enable-maintainer-mode enable rules only needed by maintainers],, | |
| 64 enable_maintainer_mode=no) | |
| 65 | |
| 66 if test "x$enable_maintainer_mode" = xno; then | |
| 67 MAINT='#' | |
| 68 else | |
| 69 MAINT= | |
| 70 fi | |
| 71 AC_SUBST(MAINT) | |
| 72 | |
| 73 AC_CANONICAL_TARGET | |
| 74 | |
| 75 # Default decimal format | |
| 76 # If you change the defaults here, be sure to change them in the GCC directory also | |
| 77 AC_MSG_CHECKING([for decimal floating point]) | |
| 78 AC_ARG_ENABLE(decimal-float, | |
| 79 [ --enable-decimal-float={no,yes,bid,dpd} | |
| 80 enable decimal float extension to C. Selecting 'bid' | |
| 81 or 'dpd' choses which decimal floating point format | |
| 82 to use], | |
| 83 [ | |
| 84 case $enable_decimal_float in | |
| 85 yes | no | bid | dpd) ;; | |
| 86 *) AC_MSG_ERROR(['$enable_decimal_float' is an invalid value for --enable-decimal-float. | |
| 87 Valid choices are 'yes', 'bid', 'dpd', and 'no'.]) ;; | |
| 88 esac | |
| 89 ], | |
| 90 [ | |
| 91 case $target in | |
| 92 powerpc*-*-linux* | i?86*-*-linux* | x86_64*-*-linux*) | |
| 93 enable_decimal_float=yes | |
| 94 ;; | |
| 95 *) | |
| 96 enable_decimal_float=no | |
| 97 ;; | |
| 98 esac | |
| 99 ]) | |
| 100 | |
| 101 # x86's use BID format instead of DPD | |
| 102 # In theory --enable-decimal-float=no should not compile anything | |
| 103 # For the sake of simplicity, just use the default format in this directory | |
| 104 if test x$enable_decimal_float = xyes -o x$enable_decimal_float = xno; then | |
| 105 case $target in | |
| 106 i?86*-*-linux* | x86_64*-*-linux*) | |
| 107 enable_decimal_float=bid | |
| 108 ;; | |
| 109 *) | |
| 110 enable_decimal_float=dpd | |
| 111 ;; | |
| 112 esac | |
| 113 fi | |
| 114 | |
| 115 # If BID is being used, additional objects should be linked in. | |
| 116 if test x$enable_decimal_float = xbid; then | |
| 117 ADDITIONAL_OBJS="$ADDITIONAL_OBJS \$(bid_OBJS)" | |
| 118 else | |
| 119 ADDITIONAL_OBJS= | |
| 120 fi | |
| 121 | |
| 122 AC_MSG_RESULT($enable_decimal_float) | |
| 123 AC_SUBST(enable_decimal_float) | |
| 124 AC_SUBST(ADDITIONAL_OBJS) | |
| 125 | |
| 126 AC_C_BIGENDIAN | |
| 127 | |
| 128 # Output. | |
| 129 | |
| 130 AC_CONFIG_HEADERS(config.h:config.in, [echo timestamp > stamp-h1]) | |
| 131 AC_CONFIG_FILES(Makefile) | |
| 132 AC_OUTPUT |