Mercurial > ecos

annotate host/infra/configure.in @ 115:6ed91473a1cd ecos-sw-2000-08-21

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Merge from eCos master repository on 2000-08-21-22:40:54-BST
author jlarmour
date Fri, 25 Aug 2000 17:32:38 +0000
parents 435cced73e2f
children f58bc1b2c2bc
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435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
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1 dnl Process this file with autoconf to produce a configure script.
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2 dnl ====================================================================
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3 dnl
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4 dnl configure.in
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5 dnl
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6 dnl Host side implementation of the eCos infrastructure.
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7 dnl
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8 dnl ====================================================================
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9 dnl####COPYRIGHTBEGIN####
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10 dnl
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11 dnl ----------------------------------------------------------------------------
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12 dnl Copyright (C) 1998, 1999, 2000 Red Hat, Inc.
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13 dnl
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14 dnl This file is part of the eCos host tools.
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15 dnl
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16 dnl This program is free software; you can redistribute it and/or modify it
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17 dnl under the terms of the GNU General Public License as published by the Free
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18 dnl Software Foundation; either version 2 of the License, or (at your option)
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19 dnl any later version.
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20 dnl
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21 dnl This program is distributed in the hope that it will be useful, but WITHOUT
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22 dnl ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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23 dnl FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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24 dnl more details.
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25 dnl
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26 dnl You should have received a copy of the GNU General Public License along with
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27 dnl this program; if not, write to the Free Software Foundation, Inc.,
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28 dnl 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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29 dnl
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30 dnl ----------------------------------------------------------------------------
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31 dnl
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32 dnl####COPYRIGHTEND####
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33 dnl ====================================================================
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34 dnl#####DESCRIPTIONBEGIN####
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35 dnl
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36 dnl Author(s): bartv
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37 dnl Contact(s): bartv
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38 dnl Date: 1998/07/13
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39 dnl Version: 0.01
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40 dnl
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41 dnl####DESCRIPTIONEND####
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42 dnl ====================================================================
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43
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44 dnl No infrastructure is complete without assertions.
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45 AC_INIT(assert.cxx)
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46
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47 dnl Pick up the support files from the top-level of the host source tree
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48 AC_CONFIG_AUX_DIR(..)
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49
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50 dnl Other standard options.
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51 AC_CANONICAL_HOST
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52
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53 dnl This package is called cyginfra. Hopefully this will not clash
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54 dnl with any other Red Hat packages. The generated header file may
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55 dnl get #include'd indirectly by other packages, so it is not a
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56 dnl good idea to define package and version.
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57 AM_INIT_AUTOMAKE(cyginfra, 0.1,0)
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58 CYG_AC_SUBST_VERSION(CYGNUM_INFRA_VERSION)
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59 AM_MAINTAINER_MODE
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60
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61 dnl The package contains a library implemented in C++. It has to be
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62 dnl buildable under NT. Only a static version of the library is
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63 dnl of interest at the moment.
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64 AC_PROG_MAKE_SET
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65 AC_PROG_CC
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66 AC_PROG_CXX
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67 AC_PROG_RANLIB
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68 AC_OBJEXT
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69 AC_EXEEXT
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70 CYG_AC_PROG_MSVC
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71 CYG_AC_PROG_STANDARD_COMPILER_FLAGS
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72
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73 dnl Work out the endianness. The standard macro for this is used
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74 dnl even though it will give warnings at autoconf time.
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75 AC_C_BIGENDIAN
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76
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77 dnl Work out a suitable datatype for 64 bit arithmetic.
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78 CYG_AC_TYPE_64bit
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79
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80 dnl Check the sizes of the pointer and long data types, so that
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81 dnl CYG_ADDRWORD can be defined correctly.
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82 AC_CHECK_SIZEOF(int *)
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83 AC_CHECK_SIZEOF(long)
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84
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85 dnl See whether or not the compiler provides __PRETTY_FUNCTION__
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86 CYG_AC_C_PRETTY_FUNCTION
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87
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88 dnl What version of Tcl should be used?
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89 CYG_AC_PATH_TCL
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90
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91 dnl --------------------------------------------------------------------
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92 dnl User-settable options. Currently these are handled via --enable
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93 dnl command line options, in the absence of an accepted and more rational
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94 dnl alternative.
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95
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96 AC_ARG_ENABLE(tracebufsize,[ --enable-tracebufsize=X size of the trace buffer],[
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97 if test "$enableval" = "no" -o "$enableval" = "yes"; then
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98 AC_MSG_ERROR("--enable-tracebufsize should be given a suitable value")
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99 else
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100 AC_DEFINE_UNQUOTED(CYGNUM_INFRA_TRACE_VECTOR_SIZE,$enableval)
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101 fi
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102 ])
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103
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104 dnl --------------------------------------------------------------------
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105 dnl Directory structures.
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106 dnl
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107 dnl The purpose of this infrastructure implementation is to provide a way
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108 dnl of giving host code access to the same set of assertions and tracing
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109 dnl facilities as are available on the target side. The implementations
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110 dnl of these facilities has to be rather different, for example the host
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111 dnl side has to worry about running in both command-line and GUI tools,
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112 dnl not to mention supporting different languages such as Tcl as well
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113 dnl as C and C++.
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114 dnl
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115 dnl After a successful build there should be a library libcyginfra.a
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116 dnl which can be linked with the application code and which can get
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117 dnl installed. In addition there will be a set of header files.
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118 dnl
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119 dnl The infrastructure exports four main header files:
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120 dnl
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121 dnl cyg/infra/cyg_type.h data types, useful macros, and a
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122 dnl few compiler-related odds and ends
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123 dnl
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124 dnl cyg/infra/cyg_ass.h lots of lovely assertion macros
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125 dnl
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126 dnl cyg/infra/cyg_trac.h lots of lovely trace macros
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127 dnl
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128 dnl cyg/infra/testcase.h routines for use in testcases
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129 dnl
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130 dnl These header files are shared between host and target side, to make
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131 dnl sure that a consistent set of macros is used between the two. There
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132 dnl are a number of host-specific extensions in the header files as
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133 dnl well.
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134 dnl
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135 dnl The header files rely on a number of other header files:
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136 dnl
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137 dnl pkgconf/infra.h
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138 dnl cyg/hal/basetype.h
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139 dnl
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140 dnl Obviously cyg/hal/basetype.h cannot be shared between host and target,
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141 dnl instead it has to depend on autoconf information.
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142 dnl
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143 dnl Sharing pkgconf/infra.h between host and target is slightly more feasible,
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144 dnl especially if we get the configuration tool to a point where it can
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
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145 dnl be used for both host and target. However for now this would create a
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
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146 dnl bit of confusion because two configuration systems would be in use, and
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
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147 dnl it seems better to stick with just autoconf for now. Therefore
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
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148 dnl pkgconf/infra.h #include's the file generated by autoconf and
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
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149 dnl generates the appropriate #define's (it is not a good idea to have
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
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150 dnl autoconf generate pkgconf/infra.h directly, autoconf is slightly too
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151 dnl eager to do substitutions).
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
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152 dnl
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153 dnl The configuration header file that is normally generated is
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
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154 dnl config.h. It is more in keeping with eCos conventions to have
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155 dnl a different header file hostinfra.h instead. This can
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
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156 dnl achieved using the appropriate AM_CONFIG_HEADER macro.
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157 dnl
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158 dnl Making the copies of cyg_type.h etc. is the responsibility of
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159 dnl Makefile.am, configure is responsible only for the makefile and for
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160 dnl hostinfra.h.
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161
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162 AM_CONFIG_HEADER(hostinfra.h:config.h.in)
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163 AC_OUTPUT(Makefile:Makefile.in testsuite/Makefile:testsuite/Makefile.in)
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164