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1 # -*- Autoconf -*-
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2 # Process this file with autoconf to produce a configure script.
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3
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4 AC_PREREQ([2.64])
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5 AC_INIT(package-unused, version-unused, libmpx)
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6
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7 # -------
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8 # Options
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9 # -------
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10 AC_MSG_CHECKING([for --enable-version-specific-runtime-libs])
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11 AC_ARG_ENABLE(version-specific-runtime-libs,
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12 [ --enable-version-specific-runtime-libs Specify that runtime libraries should be installed in a compiler-specific directory ],
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13 [case "$enableval" in
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14 yes) version_specific_libs=yes ;;
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15 no) version_specific_libs=no ;;
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16 *) AC_MSG_ERROR([Unknown argument to enable/disable version-specific libs]);;
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17 esac],
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18 [version_specific_libs=no])
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19 AC_MSG_RESULT($version_specific_libs)
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20
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21 # Do not delete or change the following two lines. For why, see
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22 # http://gcc.gnu.org/ml/libstdc++/2003-07/msg00451.html
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23 AC_CANONICAL_SYSTEM
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24 target_alias=${target_alias-$host_alias}
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25 AC_SUBST(target_alias)
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26
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27 # See if supported.
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28 unset LIBMPX_SUPPORTED
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29 AC_MSG_CHECKING([for target support for Intel MPX runtime library])
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30 echo "int i[[sizeof (void *) == 4 ? 1 : -1]] = { __x86_64__ };" > conftest.c
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31 if AC_TRY_COMMAND([${CC} ${CFLAGS} -c -o conftest.o conftest.c 1>&AS_MESSAGE_LOG_FD])
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32 then
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33 LIBMPX_SUPPORTED=no
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34 else
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35 LIBMPX_SUPPORTED=yes
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36 fi
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37 rm -f conftest.o conftest.c
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38 AC_MSG_RESULT($LIBMPX_SUPPORTED)
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39 AM_CONDITIONAL(LIBMPX_SUPPORTED, [test "x$LIBMPX_SUPPORTED" = "xyes"])
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40
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41 link_libmpx="-lpthread"
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42 AC_SUBST(link_libmpx)
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43
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44 AM_INIT_AUTOMAKE(foreign no-dist no-dependencies)
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45 AM_ENABLE_MULTILIB(, ..)
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46 AM_MAINTAINER_MODE
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47
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48 AC_GNU_SOURCE
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49 AC_CHECK_FUNCS([secure_getenv])
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50
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51 # Calculate toolexeclibdir
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52 # Also toolexecdir, though it's only used in toolexeclibdir
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53 case ${version_specific_libs} in
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54 yes)
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55 # Need the gcc compiler version to know where to install libraries
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56 # and header files if --enable-version-specific-runtime-libs option
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57 # is selected.
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58 toolexecdir='$(libdir)/gcc/$(target_alias)'
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59 toolexeclibdir='$(toolexecdir)/$(gcc_version)$(MULTISUBDIR)'
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60 ;;
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61 no)
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62 if test -n "$with_cross_host" &&
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63 test x"$with_cross_host" != x"no"; then
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64 # Install a library built with a cross compiler in tooldir, not libdir.
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65 toolexecdir='$(exec_prefix)/$(target_alias)'
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66 toolexeclibdir='$(toolexecdir)/lib'
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67 else
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68 toolexecdir='$(libdir)/gcc-lib/$(target_alias)'
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69 toolexeclibdir='$(libdir)'
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70 fi
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71 multi_os_directory=`$CC -print-multi-os-directory`
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72 case $multi_os_directory in
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73 .) ;; # Avoid trailing /.
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74 *) toolexeclibdir=$toolexeclibdir/$multi_os_directory ;;
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75 esac
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76 ;;
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77 esac
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78 AC_SUBST(toolexecdir)
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79 AC_SUBST(toolexeclibdir)
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80
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81 # Check for programs.
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82 m4_rename([_AC_ARG_VAR_PRECIOUS],[real_PRECIOUS])
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83 m4_define([_AC_ARG_VAR_PRECIOUS],[])
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84 AC_PROG_CC
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85 m4_rename_force([real_PRECIOUS],[_AC_ARG_VAR_PRECIOUS])
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86
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87 AM_PROG_CC_C_O
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88
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89 AC_SUBST(CFLAGS)
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90
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91 # Newer automakes demand CCAS and CCASFLAGS.
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92 : ${CCAS='$(CC)'}
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93 : ${CCASFLAGS='$(CFLAGS)'}
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94 AC_SUBST(CCAS)
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95 AC_SUBST(CCASFLAGS)
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96
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97 AC_CHECK_TOOL(AS, as)
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98 AC_CHECK_TOOL(AR, ar)
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99 AC_CHECK_TOOL(RANLIB, ranlib, :)
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100
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101 # Check we may build wrappers library
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102 echo "test: bndmov %bnd0, %bnd1" > conftest.s
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103 if AC_TRY_COMMAND([$AS -o conftest.o conftest.s 1>&AS_MESSAGE_LOG_FD])
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104 then
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105 mpx_as=yes
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106 else
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107 mpx_as=no
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108 echo "configure: no MPX support fo as" >&AS_MESSAGE_LOG_FD
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109 fi
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110 rm -f conftest.o conftest.s
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111 AM_CONDITIONAL(MPX_AS_SUPPORTED, [test "x$mpx_as" = "xyes"])
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112
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113 # Configure libtool
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114 AC_LIBTOOL_DLOPEN
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115 AM_PROG_LIBTOOL
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116 AC_SUBST(enable_shared)
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117 AC_SUBST(enable_static)
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118
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119 XCFLAGS="-Wall -Wextra"
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120 AC_SUBST(XCFLAGS)
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121
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122 if test "${multilib}" = "yes"; then
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123 multilib_arg="--enable-multilib"
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124 else
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125 multilib_arg=
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126 fi
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127
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128 # Determine what GCC version number to use in filesystem paths.
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129 GCC_BASE_VER
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130
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131 AC_CONFIG_FILES([Makefile libmpx.spec])
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132 AC_CONFIG_HEADERS(config.h)
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133 AC_CONFIG_FILES(AC_FOREACH([DIR], [mpxrt mpxwrap], [DIR/Makefile ]),
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134 [cat > vpsed$$ << \_EOF
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135 s!`test -f '$<' || echo '$(srcdir)/'`!!
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136 _EOF
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137 sed -f vpsed$$ $ac_file > tmp$$
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138 mv tmp$$ $ac_file
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139 rm vpsed$$
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140 echo 'MULTISUBDIR =' >> $ac_file
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141 ml_norecursion=yes
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142 . ${multi_basedir}/config-ml.in
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143 AS_UNSET([ml_norecursion])
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144 ])
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145
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146 AC_OUTPUT
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