annotate libobjc/aclocal.m4 @ 158:494b0b89df80 default tip

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author Shinji KONO <kono@ie.u-ryukyu.ac.jp>
date Mon, 25 May 2020 18:13:55 +0900
parents 1830386684a0
children
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1 # generated automatically by aclocal 1.15.1 -*- Autoconf -*-
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2
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3 # Copyright (C) 1996-2017 Free Software Foundation, Inc.
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4
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5 # This file is free software; the Free Software Foundation
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6 # gives unlimited permission to copy and/or distribute it,
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7 # with or without modifications, as long as this notice is preserved.
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8
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9 # This program is distributed in the hope that it will be useful,
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10 # but WITHOUT ANY WARRANTY, to the extent permitted by law; without
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11 # even the implied warranty of MERCHANTABILITY or FITNESS FOR A
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12 # PARTICULAR PURPOSE.
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13
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14 m4_ifndef([AC_CONFIG_MACRO_DIRS], [m4_defun([_AM_CONFIG_MACRO_DIRS], [])m4_defun([AC_CONFIG_MACRO_DIRS], [_AM_CONFIG_MACRO_DIRS($@)])])
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15 # AM_CONDITIONAL -*- Autoconf -*-
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16
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17 # Copyright (C) 1997-2017 Free Software Foundation, Inc.
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18 #
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19 # This file is free software; the Free Software Foundation
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20 # gives unlimited permission to copy and/or distribute it,
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21 # with or without modifications, as long as this notice is preserved.
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22
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23 # AM_CONDITIONAL(NAME, SHELL-CONDITION)
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24 # -------------------------------------
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25 # Define a conditional.
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26 AC_DEFUN([AM_CONDITIONAL],
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27 [AC_PREREQ([2.52])dnl
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28 m4_if([$1], [TRUE], [AC_FATAL([$0: invalid condition: $1])],
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29 [$1], [FALSE], [AC_FATAL([$0: invalid condition: $1])])dnl
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30 AC_SUBST([$1_TRUE])dnl
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31 AC_SUBST([$1_FALSE])dnl
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32 _AM_SUBST_NOTMAKE([$1_TRUE])dnl
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33 _AM_SUBST_NOTMAKE([$1_FALSE])dnl
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34 m4_define([_AM_COND_VALUE_$1], [$2])dnl
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35 if $2; then
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36 $1_TRUE=
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37 $1_FALSE='#'
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38 else
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39 $1_TRUE='#'
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40 $1_FALSE=
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41 fi
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42 AC_CONFIG_COMMANDS_PRE(
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43 [if test -z "${$1_TRUE}" && test -z "${$1_FALSE}"; then
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44 AC_MSG_ERROR([[conditional "$1" was never defined.
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45 Usually this means the macro was only invoked conditionally.]])
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46 fi])])
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47
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48 # Add --enable-maintainer-mode option to configure. -*- Autoconf -*-
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49 # From Jim Meyering
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50
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51 # Copyright (C) 1996-2017 Free Software Foundation, Inc.
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52 #
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53 # This file is free software; the Free Software Foundation
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54 # gives unlimited permission to copy and/or distribute it,
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55 # with or without modifications, as long as this notice is preserved.
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56
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57 # AM_MAINTAINER_MODE([DEFAULT-MODE])
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58 # ----------------------------------
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59 # Control maintainer-specific portions of Makefiles.
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60 # Default is to disable them, unless 'enable' is passed literally.
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61 # For symmetry, 'disable' may be passed as well. Anyway, the user
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62 # can override the default with the --enable/--disable switch.
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63 AC_DEFUN([AM_MAINTAINER_MODE],
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64 [m4_case(m4_default([$1], [disable]),
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65 [enable], [m4_define([am_maintainer_other], [disable])],
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66 [disable], [m4_define([am_maintainer_other], [enable])],
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67 [m4_define([am_maintainer_other], [enable])
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68 m4_warn([syntax], [unexpected argument to AM@&t@_MAINTAINER_MODE: $1])])
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69 AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
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70 dnl maintainer-mode's default is 'disable' unless 'enable' is passed
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71 AC_ARG_ENABLE([maintainer-mode],
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72 [AS_HELP_STRING([--]am_maintainer_other[-maintainer-mode],
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73 am_maintainer_other[ make rules and dependencies not useful
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74 (and sometimes confusing) to the casual installer])],
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75 [USE_MAINTAINER_MODE=$enableval],
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76 [USE_MAINTAINER_MODE=]m4_if(am_maintainer_other, [enable], [no], [yes]))
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77 AC_MSG_RESULT([$USE_MAINTAINER_MODE])
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78 AM_CONDITIONAL([MAINTAINER_MODE], [test $USE_MAINTAINER_MODE = yes])
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79 MAINT=$MAINTAINER_MODE_TRUE
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80 AC_SUBST([MAINT])dnl
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81 ]
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82 )
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83
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84 # Copyright (C) 1999-2017 Free Software Foundation, Inc.
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85 #
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86 # This file is free software; the Free Software Foundation
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87 # gives unlimited permission to copy and/or distribute it,
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88 # with or without modifications, as long as this notice is preserved.
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89
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90 # _AM_PROG_CC_C_O
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91 # ---------------
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92 # Like AC_PROG_CC_C_O, but changed for automake. We rewrite AC_PROG_CC
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93 # to automatically call this.
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94 AC_DEFUN([_AM_PROG_CC_C_O],
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95 [AC_REQUIRE([AM_AUX_DIR_EXPAND])dnl
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96 AC_REQUIRE_AUX_FILE([compile])dnl
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97 AC_LANG_PUSH([C])dnl
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98 AC_CACHE_CHECK(
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99 [whether $CC understands -c and -o together],
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100 [am_cv_prog_cc_c_o],
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101 [AC_LANG_CONFTEST([AC_LANG_PROGRAM([])])
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102 # Make sure it works both with $CC and with simple cc.
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103 # Following AC_PROG_CC_C_O, we do the test twice because some
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104 # compilers refuse to overwrite an existing .o file with -o,
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105 # though they will create one.
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106 am_cv_prog_cc_c_o=yes
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107 for am_i in 1 2; do
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108 if AM_RUN_LOG([$CC -c conftest.$ac_ext -o conftest2.$ac_objext]) \
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109 && test -f conftest2.$ac_objext; then
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110 : OK
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111 else
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112 am_cv_prog_cc_c_o=no
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113 break
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114 fi
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115 done
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116 rm -f core conftest*
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117 unset am_i])
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118 if test "$am_cv_prog_cc_c_o" != yes; then
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119 # Losing compiler, so override with the script.
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120 # FIXME: It is wrong to rewrite CC.
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121 # But if we don't then we get into trouble of one sort or another.
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122 # A longer-term fix would be to have automake use am__CC in this case,
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123 # and then we could set am__CC="\$(top_srcdir)/compile \$(CC)"
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124 CC="$am_aux_dir/compile $CC"
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125 fi
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126 AC_LANG_POP([C])])
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127
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128 # For backward compatibility.
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129 AC_DEFUN_ONCE([AM_PROG_CC_C_O], [AC_REQUIRE([AC_PROG_CC])])
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130
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131 # Copyright (C) 2006-2017 Free Software Foundation, Inc.
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132 #
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133 # This file is free software; the Free Software Foundation
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134 # gives unlimited permission to copy and/or distribute it,
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135 # with or without modifications, as long as this notice is preserved.
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136
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137 # _AM_SUBST_NOTMAKE(VARIABLE)
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138 # ---------------------------
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139 # Prevent Automake from outputting VARIABLE = @VARIABLE@ in Makefile.in.
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140 # This macro is traced by Automake.
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141 AC_DEFUN([_AM_SUBST_NOTMAKE])
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142
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143 # AM_SUBST_NOTMAKE(VARIABLE)
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144 # --------------------------
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145 # Public sister of _AM_SUBST_NOTMAKE.
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146 AC_DEFUN([AM_SUBST_NOTMAKE], [_AM_SUBST_NOTMAKE($@)])
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147
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148 m4_include([../ltoptions.m4])
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149 m4_include([../ltsugar.m4])
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150 m4_include([../ltversion.m4])
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151 m4_include([../lt~obsolete.m4])
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152 m4_include([../config/cet.m4])
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153 m4_include([../config/lthostflags.m4])
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154 m4_include([../config/multi.m4])
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155 m4_include([../config/override.m4])
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156 m4_include([../config/toolexeclibdir.m4])
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157 m4_include([acinclude.m4])