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Text File  |  1994-02-15  |  40.3 KB  |  1,023 lines
  1. #!/bin/sh
  2.  
  3. ### WARNING: this file contains embedded tabs.  Do not run untabify on this file.
  4.  
  5. # Configuration script
  6. #   Copyright (C) 1988, 1990, 1991, 1992, 1993 Free Software Foundation, Inc.
  7.  
  8. # This program is free software; you can redistribute it and/or modify
  9. # it under the terms of the GNU General Public License as published by
  10. # the Free Software Foundation; either version 2 of the License, or
  11. # (at your option) any later version.
  12. # 
  13. # This program is distributed in the hope that it will be useful,
  14. # but WITHOUT ANY WARRANTY; without even the implied warranty of
  15. # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16. # GNU General Public License for more details.
  17. # 
  18. # You should have received a copy of the GNU General Public License
  19. # along with this program; if not, write to the Free Software
  20. # Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.  */
  21.  
  22. # Please email any bugs, comments, and/or additions to this file to:
  23. # bug-gdb@prep.ai.mit.edu
  24.  
  25. # This file was written by K. Richard Pixley.
  26.  
  27. #
  28. # Shell script to create proper links to machine-dependent files in
  29. # preparation for compilation.
  30. #
  31. # If configure succeeds, it leaves its status in config.status.
  32. # If configure fails after disturbing the status quo, 
  33. #       config.status is removed.
  34. #
  35.  
  36. # In places where the argument to echo may start with a '-', use /bin/echo
  37. # since the AmigaDOS pdksh builtin echo botches this case.
  38.  
  39. export PATH || (echo "OOPS, this isn't sh.  Desperation time.  I will feed myself to sh."; sh $0 $argv; kill $$)
  40.  
  41. remove=rm
  42. hard_link=ln
  43. symbolic_link=ln
  44.  
  45. #for Test
  46. #remove="echo rm"
  47. #hard_link="echo ln"
  48. #symbolic_link="echo ln -s"
  49.  
  50. # clear some things potentially inherited from environment.
  51.  
  52. Makefile=Makefile
  53. Makefile_in=Makefile.in
  54. arguments=$*
  55. build_alias=
  56. configdirs=
  57. exec_prefix=
  58. exec_prefixoption=
  59. fatal=
  60. floating_point=default
  61. gas=default
  62. host_alias=
  63. host_makefile_frag=
  64. moveifchange=
  65. next_build=
  66. next_host=
  67. next_prefix=
  68. next_site=
  69. next_srcdir=
  70. next_target=
  71. next_tmpdir=
  72. norecursion=
  73. package_makefile_frag=
  74. # This is a hack so we don't have to remember to always configure using
  75. # the "--prefix=/gnu" option.  Personally I feel this should be settable
  76. # in a config file.  -fnf
  77. prefix=/gnu
  78. progname=
  79. program_prefix=
  80. program_prefixoption=
  81. program_suffix=
  82. program_suffixoption=
  83. program_transform_name=
  84. program_transform_nameoption=
  85. redirect=">/dev/null"
  86. removing=
  87. site=
  88. site_makefile_frag=
  89. site_option=
  90. srcdir=
  91. srctrigger=
  92. subdirs=
  93. target_alias=
  94. target_makefile_frag=
  95. undefinedargs=
  96. version="$Revision: 1.173 $"
  97. x11=default
  98.  
  99. ### we might need to use some other shell than /bin/sh for running subshells
  100. #
  101. config_shell=${CONFIG_SHELL-/bin/sh}
  102.  
  103. NO_EDIT="This file was generated automatically by configure.  Do not edit."
  104.  
  105. ## this is a little touchy and won't always work, but...
  106. ##
  107. ## if the argv[0] starts with a slash then it is an absolute name that can (and
  108. ## must) be used as is.
  109. ##
  110. ## otherwise, if argv[0] has no slash in it, we can assume that it is on the
  111. ## path.  Since PATH might include "." we also add `pwd` to the end of PATH.
  112. ##
  113.  
  114. # For some reason, the value of $0 in AmigaDOS pdksh ends up with a
  115. # trailing '/' that needs to be stripped.
  116. progname=`/bin/echo $0 | sed 's:/$::'`
  117. # if PWD already has a value, it is probably wrong.
  118. # The AmigaDOS pksh can't change the value of PWD, it's readonly.
  119. #if [ -n "$PWD" ]; then PWD=`pwd`; fi
  120.  
  121. case "${progname}" in
  122. /*) ;;
  123. */*) ;;
  124. *)
  125.         PATH=$PATH:${PWD=`pwd`} ; export PATH
  126.         ;;
  127. esac
  128.  
  129. for arg in $*
  130. do
  131.         # handle things that might have args following as separate words
  132.         if [ -n "${next_prefix}" ] ; then prefix=${arg} ; prefixoption="-prefix=${prefix}" ; next_prefix=
  133.         elif [ -n "${next_exec_prefix}" ] ; then
  134.                 exec_prefix=${arg}
  135.                 exec_prefixoption="-exec-prefix=${exec_prefix}"
  136.                 next_exec_prefix=
  137.         elif [ -n "${next_site}" ] ; then site=${arg} ; site_option=-site=${site} ; next_site=
  138.         # remove any possible trailing slash from srcdir.  See note below.
  139.         elif [ -n "${next_srcdir}" ] ; then srcdir=`/bin/echo ${arg} | sed -e 's:/$::'` ; next_srcdir=
  140.         elif [ -n "${next_program_prefix}" ] ; then
  141.                 program_prefix=${arg}
  142.                 program_prefixoption="-program_prefix=${program_prefix}"
  143.                 next_program_prefix=
  144.         elif [ -n "${next_program_suffix}" ] ; then
  145.                 program_suffix=${arg}
  146.                 program_suffixoption="-program_suffix=${program_suffix}"
  147.                 next_program_suffix=
  148.         elif [ -n "${next_program_transform_name}" ] ; then
  149.                 # Double any backslashes or dollar signs in the argument
  150.         if [ -n "${arg}" ] ; then
  151.             program_transform_name="${program_transform_name} -e `/bin/echo ${arg} | sed -e 's/\\\\/\\\\\\\\/g' -e 's/\\\$/$$/g'`"
  152.         fi
  153.                 program_transform_nameoption="${program_transform_nameoption} --program-transform-name='${arg}'"
  154.                 next_program_transform_name=
  155.         elif [ -n "${next_build}" ] ; then
  156.                 next_build=
  157.                 case "${build_alias}" in
  158.                 "")
  159.                         build_alias="${arg}"
  160.                         ;;
  161.                 *)
  162.                         echo '***' Can only configure for one build machine at a time.  1>&2
  163.                         fatal=yes
  164.                         ;;
  165.                 esac
  166.         elif [ -n "${next_target}" ] ; then
  167.                 next_target=
  168.                 case "${target_alias}" in
  169.                 "")
  170.                         target_alias="${arg}"
  171.                         ;;
  172.                 *)
  173.                         echo '***' Can only configure for one target at a time.  1>&2
  174.                         fatal=yes
  175.                         ;;
  176.                 esac
  177.         elif [ -n "${next_host}" ] ; then
  178.                 next_host=
  179.                 case "${host_alias}" in
  180.                 "")
  181.                         host_alias="${arg}"
  182.                         ;;
  183.                 *)
  184.                         echo '***' Can only configure for one host at a time.  1>&2
  185.                         fatal=yes
  186.                         ;;
  187.                 esac
  188.         elif [ -n "${next_tmpdir}" ] ; then
  189.                 next_tmpdir=
  190.                 tmpdiroption="--tmpdir=${arg}"
  191.                 TMPDIR=${arg}
  192.  
  193.         else
  194.                 case ${arg} in
  195.                 -build=* | --build=* | --buil=* | --bui=* | --bu=* | --b=*)
  196.                         case "${build_alias}" in
  197.                         "") build_alias="`/bin/echo ${arg} | sed 's/^[-a-z]*=//'`" ;;
  198.                         *)
  199.                                 echo '***' Can only configure for one build machine at a time.  1>&2
  200.                                 fatal=yes
  201.                                 ;;
  202.                         esac
  203.                         ;;
  204.                 -build | --build | --buil | --bui | --bu | --b)
  205.                         next_build=yes
  206.                         ;;
  207.                 -exec_prefix=* | --exec_prefix=* | --exec_prefi=* | --exec_pref=* | --exec_pre=* | --exec_pr=* | --exec_p=* | --exec_=* | --exec=* | --exe=* | --ex=* | --e=* | -exec-prefix=* | --exec-prefix=* | --exec-prefi=* | --exec-pref=* | --exec-pre=* | --exec-pr=* | --exec-p=* | --exec-=* )
  208.                         exec_prefix=`/bin/echo ${arg} | sed 's/^[-a-z_]*=//'`
  209.                         exec_prefixoption=${arg}
  210.                         ;;
  211.                 -exec_prefix | --exec_prefix | --exec_prefi | --exec_pref | --exec_pre | --exec_pr | --exec_p | --exec_ | --exec | --exe | --ex | --e | -exec-prefix | --exec-prefix | --exec-prefi | --exec-pref | --exec-pre | --exec-pr | --exec-p | --exec-)
  212.                         next_exec_prefix=yes
  213.                         ;;
  214.                 -gas | --g*)
  215.                         gas=yes
  216.                         ;;
  217.                 -help | --he*)
  218.                         fatal=true
  219.                         ;;
  220.                 -host=* | --host=* | --hos=* | --ho=*)
  221.                         case "${host_alias}" in
  222.                         "")
  223.                                 host_alias="`/bin/echo ${arg} | sed 's/^[-a-z]*=//'`"
  224.                                 ;;
  225.                         *)
  226.                                 echo '***' Can only configure for one host at a time.  1>&2
  227.                                 fatal=yes
  228.                                 ;;
  229.                         esac
  230.                         ;;
  231.                 -host | --host | --hos | --ho)
  232.                         case "${host_alias}" in
  233.                         "")
  234.                                 next_host=yes
  235.                                 ;;
  236.                         *)
  237.                                 echo '***' Can only configure for one host at a time.  1>&2
  238.                                 fatal=yes
  239.                                 ;;
  240.                         esac
  241.                         ;;
  242.                 -nfp | --nf*)
  243.                         floating_point=no
  244.                         ;;
  245.                 -norecursion | --no*)
  246.                         norecursion=true
  247.                         ;;
  248.                 -prefix=* | --prefix=* | --prefi=* | --pref=* | --pre=*)
  249.                         prefix=`/bin/echo ${arg} | sed 's/^[-a-z]*=//'`
  250.                         prefixoption=${arg}
  251.                         ;;
  252.                 -prefix | --prefix | --prefi | --pref | --pre)
  253.                         next_prefix=yes
  254.                         ;;
  255.                 -rm | --rm) removing=${arg} ;;
  256.                 -program_prefix=* | --program_prefix=* | --program_prefi=* | --program_pref=* | --program_pre=* | --program_pr=* | --program_p=* | -program-prefix=* | --program-prefix=* | --program-prefi=* | --program-pref=* | --program-pre=* | --program-pr=* | --program-p=*)
  257.                         program_prefix=`/bin/echo ${arg} | sed 's/^[-a-z_]*=//'`
  258.                         program_prefixoption=${arg}
  259.                         ;;
  260.                 -program_prefix | --program_prefix | --program_prefi | --program_pref | --program_pre | --program_pr | --program_p | -program-prefix | --program-prefix | --program-prefi | --program-pref | --program-pre | --program-pr | --program-p)
  261.                         next_program_prefix=yes
  262.                         ;;
  263.                 -program_suffix=* | --program_suffix=* | --program_suffi=* | --program_suff=* | --program_suf=* | --program_su=* | --program_s=* | -program-suffix=* | --program-suffix=* | --program-suffi=* | --program-suff=* | --program-suf=* | --program-su=* | --program-s=*)
  264.                         program_suffix=`/bin/echo ${arg} | sed 's/^[-a-z_]*=//'`
  265.                         program_suffixoption=${arg}
  266.                         ;;
  267.                 -program_suffix | --program_suffix | --program_suffi | --program_suff | --program_suf | --program_su | --program_s |-program-suffix | --program-suffix | --program-suffi | --program-suff | --program-suf | --program-su | --program-s)
  268.                         next_program_suffix=yes
  269.                         ;;
  270.                 -program_transform_name=* | --program_transform_name=* | --program_transform_nam=* | --program_transform_na=* | --program_transform_n=* | --program_transform_=* | --program_transform=* | --program_transfor=* | --program_transfo=* | --program_transf=* | --program_trans=* | --program_tran=* | --program_tra=* | --program_tr=* | --program_t=* | -program-transform-name=* | --program-transform-name=* | --program-transform-nam=* | --program-transform-na=* | --program-transform-n=* | --program-transform-=* | --program-transform=* | --program-transfor=* | --program-transfo=* | --program-transf=* | --program-trans=* | --program-tran=* | --program-tra=* | --program-tr=* | --program-t=*)
  271.             arg=`/bin/echo ${arg} | sed -e 's/^[-a-z_]*=//'`
  272.                         # Double any \ or $ in the argument
  273.             if [ -n "${arg}" ] ; then
  274.                             program_transform_name="${program_transform_name} -e `/bin/echo ${arg} | sed -e 's/\\\\/\\\\\\\\/g' -e 's/\\\$/$$/g'`"
  275.             fi
  276.                         program_transform_nameoption="${program_transform_nameoption} --program-transform-name='${arg}'"
  277.                         ;;
  278.                 -program_transform_name | --program_transform_name | --program_transform_nam | --program_transform_na | --program_transform_n | --program_transform_ | --program_transform | --program_transfor | --program_transfo | --program_transf | --program_trans | --program_tran | --program_tra | --program_tr | --program_t | -program-transform-name | --program-transform-name | --program-transform-nam | --program-transform-na | --program-transform-n | --program-transform- | --program-transform | --program-transfor | --program-transfo | --program-transf | --program-trans | --program-tran | --program-tra | --program-tr | --program-t)
  279.                         next_program_transform_name=yes
  280.                         ;;
  281.                 -site=* | --site=* | --sit=* | --si=*)
  282.                         site_option=${arg}
  283.                         site=`/bin/echo ${arg} | sed 's/^[-a-z]*=//'`
  284.                         ;;
  285.                 -site | --site | --sit)
  286.                         next_site=yes
  287.                         ;;
  288.                 # remove trailing slashes.  Otherwise, when the file name gets
  289.                 # bolted into an object file as debug info, it has two slashes in
  290.                 # it.  Ordinarily this is ok, but emacs takes double slash to
  291.                 # mean "forget the first part".
  292.                 -srcdir=* | --srcdir=* | --srcdi=* | --srcd=* | --src=* | --sr=*)
  293.                         srcdir=`/bin/echo ${arg} | sed 's/^[-a-z]*=//' | sed -e 's:/$::'`
  294.                         ;;
  295.                 -srcdir | --srcdir | --srcdi | --srcd | --src | --sr)
  296.                         next_srcdir=yes
  297.                         ;;
  298.                 -target=* | --target=* | --targe=* | --targ=* | --tar=* | --ta=*)
  299.                         case "${target_alias}" in
  300.                         "") target_alias="`/bin/echo ${arg} | sed 's/^[-a-z]*=//'`" ;;
  301.                         *)
  302.                                 echo '***' Can only configure for one target at a time.  1>&2
  303.                                 fatal=yes
  304.                                 ;;
  305.                         esac
  306.                         ;;
  307.                 -target | --target | --targe | --targ | --tar | --ta)
  308.                         next_target=yes
  309.                         ;;
  310.                 -tmpdir=* | --tmpdir=* | --tmpdi=* | --tmpd=* | --tmp=* | --tm=*)
  311.                         tmpdiroption=${arg}
  312.                         TMPDIR=`/bin/echo ${arg} | sed 's/^[-a-z]*=//'`
  313.                         ;;
  314.                 -tmpdir | --tmpdir | --tmpdi | --tmpd | --tmp | --tm)
  315.                         next_tmpdir=yes
  316.                         ;;
  317.                 -v | -verbose | --v)
  318.                         redirect=
  319.                         verbose=-v
  320.                         ;;
  321.                 -version | -V | --version | --V)
  322.                         echo "This is Cygnus Configure version" `echo ${version} | sed 's/[ $:]//g'`
  323.                         exit 0
  324.                         ;;
  325.                 -with*=* | --with*=*)
  326.                         withopt=`/bin/echo ${arg} | sed 's:^-*\(with[^=]*\)=.*$:\1:;s/-/_/g'`
  327.                         withval=`/bin/echo ${arg} | sed 's:^-*with[^=]*=\(.*\)$:\1:'`
  328.                         eval $withopt="$withval"
  329.                         withoptions="$withoptions $arg"
  330.                         ;;
  331.                 -without* | --without*)
  332.                         withopt=`/bin/echo ${arg} | sed 's:^-*without:with:;s/-/_/g'`        
  333.                         eval $withopt=no
  334.                         withoutoptions="$withoutoptions $arg"
  335.                         ;;
  336.                 -with* | --with*)
  337.                         withopt=`/bin/echo ${arg} | sed 's:^-*with:with:;s/-/_/g'`
  338.                         eval $withopt=yes
  339.                         withoptions="$withoptions $arg"
  340.                         ;;
  341.                 -x | --x) ;;
  342.                 -* | --*)
  343.                         (echo ;
  344.                         echo "Unrecognized option: \"${arg}\"". ;
  345.                         echo) 1>&2
  346.                         fatal=true
  347.                         ;;
  348.                 *)
  349.                         case "${undefs}" in
  350.                         "")
  351.                                 undefs="${arg}"
  352.                                 ;;
  353.                         *)
  354.                                 echo '***' Can only configure for one host and one target at a time.  1>&2
  355.                                 fatal=yes
  356.                                 ;;
  357.                         esac
  358.                         ;;
  359.                 esac
  360.         fi
  361. done
  362.  
  363. # process host and target
  364. case "${fatal}" in
  365. "")
  366. #       # Complain if an arg is missing
  367. #       if [ -z "${host_alias}" ] ; then
  368. #               (echo ;
  369. #               echo "configure: No HOST specified." ;
  370. #               echo) 1>&2
  371. #               fatal=true
  372. #       fi
  373.  
  374. ### This is a bit twisted.
  375. ### * if all three are specified, this is an error.
  376. ### * if we have neither hosts, nor unadorned args, guess with config.guess.
  377. ### * if no hosts are specified, then the unadorned args are hosts, but if
  378. ### there were none, this is an error.
  379. ### * if no targets are specified, then the unadorned args are targets, but if
  380. ### there were no unadorned args, then the hosts are also targets.
  381.  
  382.         if [ -n "${host_alias}" -a -n "${target_alias}" -a -n "${undefs}" ]
  383.     then
  384.                 echo '***' Can only configure for one host and one target at a time.  1>&2
  385.                 fatal=yes
  386.         elif [ -z "${host_alias}" -a -z "${undefs}" ]
  387.     then
  388.                 guesssys=`echo ${progname} | sed 's/configure$/config.guess/'`
  389.                 if tmp_alias=`${guesssys}` ; then
  390.                         echo "Configuring for a ${tmp_alias} host." 1>&2
  391.                         host_alias=${tmp_alias}
  392.             case "${target_alias}" in
  393.             "") target_alias=${tmp_alias} ;;
  394.             *) ;;
  395.             esac
  396.             arguments="--host=${host_alias} ${arguments}"
  397.                 else
  398.                         echo 'Config.guess failed to determine the host type.  You need to specify one.' 1>&2
  399.                         fatal=yes
  400.                 fi
  401.         else
  402.                 case "${host_alias}" in
  403.         "") host_alias=${undefs} ;;
  404.                 *) ;;
  405.                 esac
  406.  
  407.                 case "${target_alias}" in
  408.                 "")
  409.                         case "${undefs}" in
  410.                         "")     target_alias=${host_alias} ;;
  411.                         *)      target_alias=${undefs} ;;
  412.                         esac
  413.                         ;;
  414.                 *) ;;
  415.                 esac
  416.         fi
  417.         ;;
  418. *) ;;
  419. esac
  420.  
  421. if [ -n "${fatal}" -o "${host_alias}" = "help" ] ; then
  422.         (echo "Usage: configure HOST" ;
  423.         echo ;
  424.         echo "Options: [defaults in brackets]" ;
  425.         echo " --prefix=MYDIR            configure for installation of host dependent files into MYDIR. [\"/usr/local\"]" ;
  426.         echo " --exec-prefix=MYDIR       configure for installation of host dependent files into MYDIR. [\"/usr/local\"]" ;
  427.         echo " --help                    print this message. [normal config]" ;
  428.         echo " --build=BUILD             configure for building on BUILD.  [BUILD=HOST]" ;
  429.         echo " --host=HOST               configure for HOST.  [determined via config.guess]" ;
  430.         echo " --norecursion             configure this directory only. [recurse]" ;
  431.         echo " --program-prefix=FOO      install programs with FOO prepended to their names. [ \"\" ]" ;
  432.         echo " --program-suffix=FOO      install programs with FOO appended to their names. [ \"\" ]" ;
  433.         echo " --program-transform-name=FOO      install programs with names transformed by sed pattern FOO. [ \"\" ]" ;
  434.         echo " --site=SITE               configure with site specific makefile for SITE" ;
  435.         echo " --srcdir=DIR              find the sources in DIR. [\".\" or \"..\"]" ;
  436.         echo " --target=TARGET           configure for TARGET.  [TARGET = HOST]" ;
  437.         echo " --tmpdir=TMPDIR           create temporary files in TMPDIR.  [ TMPDIR = \"/tmp\" ]" ;
  438.         echo " --nfp                     configure the compilers default to soft floating point. [hard float]" ;
  439.         echo " --with-FOO, --with-FOO=BAR specify that FOO is available"
  440.         echo " --without-FOO             specify that FOO is NOT available"
  441.         echo ;
  442.         echo "Where HOST and TARGET are something like \"vax\", \"sun3\", \"encore\", etc." ;
  443.         echo ;
  444.         ) 1>&2
  445.         if [ -r config.status ] ; then
  446.                 cat config.status
  447.         fi
  448.  
  449.         exit 1
  450. fi
  451.  
  452. configsub=`echo ${progname} | sed 's/configure$/config.sub/'`
  453. moveifchange=`echo ${progname} | sed 's/configure$/move-if-change/'`
  454.  
  455. # this is a hack.  sun4 must always be a valid host alias or this will fail.
  456. if ${configsub} sun4 >/dev/null 2>&1 ; then
  457.         true
  458. else
  459.         echo '***' cannot find config.sub.  1>&2
  460.         exit 1
  461. fi
  462.  
  463. touch config.junk
  464. if ${moveifchange} config.junk config.trash ; then
  465.         true
  466. else
  467.         echo '***' cannot find move-if-change.  1>&2
  468.         exit 1
  469. fi
  470. rm -f config.junk config.trash
  471.  
  472. case "${srcdir}" in
  473. "")
  474.         if [ -r configure.in ] ; then
  475.                 srcdir=.
  476.         else
  477.                 if [ -r ${progname}.in ] ; then
  478.                         srcdir=`echo ${progname} | sed 's:/configure$::'`
  479.                 else
  480.                         echo '***' "Can't find configure.in.  Try using -srcdir=some_dir"  1>&2
  481.                         exit 1
  482.                 fi
  483.         fi
  484.         ;;
  485. *) ;;
  486. esac
  487.  
  488. ### warn about some conflicting configurations.
  489.  
  490. case "${srcdir}" in
  491. ".") ;;
  492. *)
  493.         if [ -f ${srcdir}/config.status ] ; then
  494.                 echo '***' Cannot configure here in \"${PWD=`pwd`}\" when \"${srcdir}\" is currently configured. 1>&2
  495.                 exit 1
  496.         fi
  497. esac
  498.  
  499. # default exec_prefix
  500. case "${exec_prefix}" in
  501. "") exec_prefix="\$(prefix)" ;;
  502. *) ;;
  503. esac
  504.  
  505. ### break up ${srcdir}/configure.in.
  506. case "`grep '^# per\-host:' ${srcdir}/configure.in`" in
  507. "")
  508.         echo '***' ${srcdir}/configure.in has no \"per-host:\" line. 1>&2
  509.         exit 1
  510.         ;;
  511. *) ;;
  512. esac
  513.  
  514. case "`grep '^# per\-target:' ${srcdir}/configure.in`" in
  515. "")
  516.         echo '***' ${srcdir}/configure.in has no \"per-target:\" line. 1>&2
  517.         exit 1
  518.         ;;
  519. *) ;;
  520. esac
  521.  
  522. case "${TMPDIR}" in
  523. "") TMPDIR=/tmp ; export TMPDIR ;;
  524. *) ;;
  525. esac
  526.  
  527. # keep this filename short for &%*%$*# 14 char file names
  528. tmpfile=${TMPDIR}/cONf$$
  529. trap "rm -f ${tmpfile}.com ${tmpfile}.tgt ${tmpfile}.hst ${tmpfile}.pos" 0
  530.  
  531. # split ${srcdir}/configure.in into common, per-host, per-target,
  532. # and post-target parts.  Post-target is optional.
  533. sed -e '/^# per\-host:/,$d' ${srcdir}/configure.in > ${tmpfile}.com
  534. sed -e '1,/^# per\-host:/d' -e '/^# per\-target:/,$d' ${srcdir}/configure.in > ${tmpfile}.hst
  535. if grep '^# post-target:' ${srcdir}/configure.in >/dev/null ; then
  536.   sed -e '1,/^# per\-target:/d' -e '/^# post\-target:/,$d' ${srcdir}/configure.in > ${tmpfile}.tgt
  537.   sed -e '1,/^# post\-target:/d' ${srcdir}/configure.in > ${tmpfile}.pos
  538. else
  539.   sed -e '1,/^# per\-target:/d' ${srcdir}/configure.in > ${tmpfile}.tgt
  540.   echo >${tmpfile}.pos
  541. fi
  542.  
  543. ### do common part of configure.in
  544.  
  545. . ${tmpfile}.com
  546.  
  547. # some sanity checks on configure.in
  548. case "${srctrigger}" in
  549. "")
  550.         echo '***' srctrigger not set in ${PWD=`pwd`}/configure.in.  1>&2
  551.         exit 1
  552.         ;;
  553. *) ;;
  554. esac
  555.  
  556. case "${build_alias}" in
  557. "")    ;;
  558. *)
  559.     result=`${configsub} ${build_alias}`
  560.         buildopt="--build=${build_alias}"
  561.     build_cpu=`/bin/echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\1/'`
  562.     build_vendor=`/bin/echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\2/'`
  563.     build_os=`/bin/echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\3/'`
  564.     build=${build_cpu}-${build_vendor}-${build_os}
  565.     ;;
  566. esac
  567.  
  568. result=`${configsub} ${host_alias}`
  569. host_cpu=`/bin/echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\1/'`
  570. host_vendor=`/bin/echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\2/'`
  571. host_os=`/bin/echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\3/'`
  572. host=${host_cpu}-${host_vendor}-${host_os}
  573.  
  574. . ${tmpfile}.hst
  575.  
  576. result=`${configsub} ${target_alias}`
  577. target_cpu=`/bin/echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\1/'`
  578. target_vendor=`/bin/echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\2/'`
  579. target_os=`/bin/echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\3/'`
  580. target=${target_cpu}-${target_vendor}-${target_os}
  581.  
  582. . ${tmpfile}.tgt
  583.  
  584. # Find the source files, if location was not specified.
  585. case "${srcdir}" in
  586. "")
  587.         srcdirdefaulted=1
  588.         srcdir=.
  589.         if [ ! -r ${srctrigger} ] ; then
  590.                 srcdir=..
  591.         fi
  592.         ;;
  593. *) ;;
  594. esac
  595.  
  596. if [ ! -r ${srcdir}/${srctrigger} ] ; then
  597.         case "${srcdirdefaulted}" in
  598.         "") echo '***' "${progname}: Can't find ${srcname} sources in ${PWD=`pwd`}/${srcdir}" 1>&2 ;;
  599.         *)  echo '***' "${progname}: Can't find ${srcname} sources in ${PWD=`pwd`}/. or ${PWD=`pwd`}/.." 1>&2 ;;
  600.         esac
  601.  
  602.         echo '***' \(At least ${srctrigger} is missing.\) 1>&2
  603.         exit 1
  604. fi
  605.  
  606. # Some systems (e.g., one of the i386-aix systems the gas testers are
  607. # using) don't handle "\$" correctly, so don't use it here.
  608. tooldir='$(exec_prefix)'/${target_alias}
  609.  
  610. if [ "${host_alias}" != "${target_alias}" ] ; then
  611.     if [ "${program_prefixoption}" = "" ] ; then
  612.         if [ "${program_suffixoption}" = "" ] ; then 
  613.             if [ "${program_transform_nameoption}" = "" ] ; then
  614.                 program_prefix=${target_alias}- ;
  615.             fi
  616.         fi
  617.     fi
  618. fi
  619.  
  620. # Merge program_prefix and program_suffix onto program_transform_name
  621. # Use a double $ so that make ignores it
  622. if [ "${program_suffix}" != "" ] ; then
  623.     program_transform_name="-e s,\$\$,${program_suffix}, ${program_transform_name}"
  624. fi
  625.  
  626. if [ "${program_prefix}" != "" ] ; then
  627.     program_transform_name="-e s,^,${program_prefix}, ${program_transform_name}"
  628. fi
  629.  
  630. for subdir in . ${subdirs} ; do
  631.  
  632.     # ${subdir} is relative path from . to the directory we're currently
  633.     # configuring.
  634.     # ${invsubdir} is inverse of ${subdir), *with* trailing /, if needed.
  635.     invsubdir=`echo ${subdir}/ | sed -e 's|\./||g' -e 's|[^/]*/|../|g'`
  636.  
  637.     ### figure out what to do with srcdir
  638.     case "${srcdir}" in
  639.         ".")  # no -srcdir option.  We're building in place.
  640.                 makesrcdir=. ;;
  641.         /*) # absolute path
  642.                 makesrcdir=`echo ${srcdir}/${subdir} | sed -e 's|/\.$||'`
  643.                 ;;
  644.         *) # otherwise relative
  645.                 case "${subdir}" in
  646.                 .) makesrcdir=${srcdir} ;;
  647.                 *) makesrcdir=${invsubdir}${srcdir}/${subdir} ;;
  648.                 esac
  649.                 ;;
  650.     esac
  651.  
  652.     if [ "${subdir}/" != "./" ] ; then
  653.         Makefile=${subdir}/Makefile
  654.     fi
  655.  
  656.     if [ ! -d ${subdir} ] ; then
  657.         if mkdir ${subdir} ; then
  658.                 true
  659.         else
  660.                 echo '***' "${progname}: could not make ${PWD=`pwd`}/${subdir}" 1>&2
  661.                 exit 1
  662.         fi
  663.     fi
  664.  
  665.     case "${removing}" in
  666.     "")
  667.         case "${subdir}" in
  668.         .) ;;
  669.         *) eval echo Building in ${subdir} ${redirect} ;;
  670.         esac
  671.  
  672.         # FIXME Should this be done recursively ??? (Useful for e.g. gdbtest)
  673.         # Set up the list of links to be made.
  674.         # ${links} is the list of link names, and ${files} is the list of names to link to.
  675.  
  676.         # Make the links.
  677.         configlinks="${links}"
  678.         if [ -r ${subdir}/config.status ] ; then
  679.                 mv -f ${subdir}/config.status ${subdir}/config.back
  680.         fi
  681.         while [ -n "${files}" ] ; do
  682.                 # set file to car of files, files to cdr of files
  683.                 set ${files}; file=$1; shift; files=$*
  684.                 set ${links}; link=$1; shift; links=$*
  685.  
  686.                 if [ ! -r ${srcdir}/${file} ] ; then
  687.                         echo '***' "${progname}: cannot create a link \"${link}\"," 1>&2
  688.                         echo '***' "since the file \"${srcdir}/${file}\" does not exist." 1>&2
  689.                         exit 1
  690.                 fi
  691.  
  692.                 ${remove} -f ${link}
  693.                 # Make a symlink if possible, otherwise try a hard link
  694.                 ${symbolic_link} ${srcdir}/${file} ${link} 2>/dev/null || ${hard_link} ${srcdir}/${file} ${link}
  695.  
  696.                 if [ ! -r ${link} ] ; then
  697.                         echo '***' "${progname}: unable to link \"${link}\" to \"${srcdir}/${file}\"." 1>&2
  698.                         exit 1
  699.                 fi
  700.  
  701.                 echo "Linked \"${link}\" to \"${srcdir}/${file}\"."
  702.         done
  703.  
  704.         # Create a .gdbinit file which runs the one in srcdir
  705.         # and tells GDB to look there for source files.
  706.  
  707.         if [ -r ${srcdir}/${subdir}/.gdbinit ] ; then
  708.                 case ${srcdir} in
  709.                 .) ;;
  710.                 *) cat > ${subdir}/.gdbinit <<EOF
  711. # ${NO_EDIT}
  712. dir .
  713. dir ${makesrcdir}
  714. source ${makesrcdir}/.gdbinit
  715. EOF
  716.                         ;;
  717.                 esac
  718.         fi
  719.  
  720.         # Install a makefile, and make it set VPATH
  721.         # if necessary so that the sources are found.
  722.         # Also change its value of srcdir.
  723.         # NOTE: Makefile generation constitutes the majority of the time in configure.  Hence, this section has
  724.         # been somewhat optimized and is perhaps a bit twisty.
  725.  
  726.         # code is order so as to try to sed the smallest input files we know.
  727.  
  728.         # the four makefile fragments MUST end up in the resulting Makefile in this order: 
  729.         # package, target, host, and site.  so do these separately because I don't trust the
  730.         #  order of sed -e expressions.
  731.  
  732.         if [ -f ${srcdir}/${subdir}/${Makefile_in} ] ; then
  733.  
  734.             # Conditionalize for this site from "Makefile.in" (or whatever it's called) into Makefile.tem
  735.             rm -f ${subdir}/Makefile.tem
  736.               case "${site}" in
  737.               "") cp ${srcdir}/${subdir}/${Makefile_in} ${subdir}/Makefile.tem ;;
  738.               *)
  739.                       site_makefile_frag=${srcdir}/config/ms-${site}
  740.  
  741.                       if [ -f ${site_makefile_frag} ] ; then
  742.                               sed -e "/^####/  r ${site_makefile_frag}" ${srcdir}/${subdir}/${Makefile_in} \
  743.                                       > ${subdir}/Makefile.tem
  744.                       else
  745.                               cp ${srcdir}/${subdir}/${Makefile_in} ${subdir}/Makefile.tem
  746.                               site_makefile_frag=
  747.                       fi
  748.                       ;;
  749.             esac
  750.             # working copy now in ${subdir}/Makefile.tem
  751.  
  752.             # Conditionalize the makefile for this host.
  753.             rm -f ${Makefile}
  754.             case "${host_makefile_frag}" in
  755.               "") mv ${subdir}/Makefile.tem ${Makefile} ;;
  756.               *)
  757.                       if [ ! -f ${host_makefile_frag} ] ; then
  758.                               host_makefile_frag=${srcdir}/${host_makefile_frag}
  759.                       fi
  760.                       if [ -f ${host_makefile_frag} ] ; then
  761.                               sed -e "/^####/  r ${host_makefile_frag}" ${subdir}/Makefile.tem > ${Makefile}
  762.                       else
  763.                               echo '***' Expected host makefile fragment \"${host_makefile_frag}\" 1>&2
  764.                               echo '***' is missing in ${PWD=`pwd`}. 1>&2
  765.                               mv ${subdir}/Makefile.tem ${Makefile}
  766.                       fi
  767.             esac
  768.             # working copy now in ${Makefile}
  769.  
  770.             # Conditionalize the makefile for this target.
  771.             rm -f ${subdir}/Makefile.tem
  772.             case "${target_makefile_frag}" in
  773.               "") mv ${Makefile} ${subdir}/Makefile.tem ;;
  774.               *)
  775.                       if [ ! -f ${target_makefile_frag} ] ; then
  776.                               target_makefile_frag=${srcdir}/${target_makefile_frag}
  777.                       fi
  778.                       if [ -f ${target_makefile_frag} ] ; then
  779.                               sed -e "/^####/  r ${target_makefile_frag}" ${Makefile} > ${subdir}/Makefile.tem
  780.                       else
  781.                               mv ${Makefile} ${subdir}/Makefile.tem
  782.                               target_makefile_frag=
  783.                       fi
  784.                       ;;
  785.             esac
  786.             # real copy now in ${subdir}/Makefile.tem
  787.  
  788.             # Conditionalize the makefile for this package.
  789.             rm -f ${Makefile}
  790.             case "${package_makefile_frag}" in
  791.               "") mv ${subdir}/Makefile.tem ${Makefile} ;;
  792.               *)
  793.                       if [ ! -f ${package_makefile_frag} ] ; then
  794.                               package_makefile_frag=${srcdir}/${package_makefile_frag}
  795.                       fi
  796.                       if [ -f ${package_makefile_frag} ] ; then
  797.                               sed -e "/^####/  r ${package_makefile_frag}" ${subdir}/Makefile.tem > ${Makefile}
  798.                       else
  799.                               echo '***' Expected package makefile fragment \"${package_makefile_frag}\" 1>&2
  800.                               echo '***' is missing in ${PWD=`pwd`}. 1>&2
  801.                               mv ${subdir}/Makefile.tem ${Makefile}
  802.                       fi
  803.             esac
  804.             # working copy now in ${Makefile}
  805.  
  806.             mv ${Makefile} ${subdir}/Makefile.tem
  807.  
  808.             # real copy now in ${subdir}/Makefile.tem
  809.  
  810.             # prepend warning about editting, and a bunch of variables.
  811.             rm -f ${Makefile}
  812.             cat > ${Makefile} <<EOF
  813. # ${NO_EDIT}
  814. VPATH = ${makesrcdir}
  815. links = ${configlinks}
  816. host_alias = ${host_alias}
  817. host_cpu = ${host_cpu}
  818. host_vendor = ${host_vendor}
  819. host_os = ${host_os}
  820. host_canonical = ${host_cpu}-${host_vendor}-${host_os}
  821. target_alias = ${target_alias}
  822. target_cpu = ${target_cpu}
  823. target_vendor = ${target_vendor}
  824. target_os = ${target_os}
  825. target_canonical = ${target_cpu}-${target_vendor}-${target_os}
  826. EOF
  827.         case "${build}" in
  828.           "") ;;
  829.           *)  cat >> ${Makefile} << EOF
  830. build_alias = ${build_alias}
  831. build_cpu = ${build_cpu}
  832. build_vendor = ${build_vendor}
  833. build_os = ${build_os}
  834. build_canonical = ${build_cpu}-${build_vendor}-${build_os}
  835. EOF
  836.         esac
  837.  
  838.             case "${package_makefile_frag}" in
  839.               "") ;;
  840.               /*) echo package_makefile_frag = ${package_makefile_frag} >>${Makefile} ;;
  841.               *)  echo package_makefile_frag = ${invsubdir}${package_makefile_frag} >>${Makefile} ;;
  842.             esac
  843.  
  844.             case "${target_makefile_frag}" in
  845.               "") ;;
  846.               /*) echo target_makefile_frag = ${target_makefile_frag} >>${Makefile} ;;
  847.               *)  echo target_makefile_frag = ${invsubdir}${target_makefile_frag} >>${Makefile} ;;
  848.             esac
  849.  
  850.             case "${host_makefile_frag}" in
  851.               "") ;;
  852.               /*) echo host_makefile_frag = ${host_makefile_frag} >>${Makefile} ;;
  853.               *)  echo host_makefile_frag = ${invsubdir}${host_makefile_frag} >>${Makefile} ;;
  854.             esac
  855.  
  856.             if [ "${site_makefile_frag}" != "" ] ; then
  857.                 echo site_makefile_frag = ${invsubdir}${site_makefile_frag} >>${Makefile}
  858.             fi 
  859.  
  860.         # make sure that some sort of reasonable default exists for these 
  861.         # two variables
  862.         CXX=${CXX-"g++ -O"}
  863.         CC=${CC-gcc}
  864.  
  865.             # reset prefix, exec_prefix, srcdir, SUBDIRS, NONSUBDIRS,
  866.             # remove any form feeds.
  867.             if [ -z "${subdirs}" ]; then
  868.                 rm -f ${subdir}/Makefile.tem2
  869.                 sed -e "s:^SUBDIRS[     ]*=.*$:SUBDIRS = ${configdirs}:" \
  870.                     -e "s:^NONSUBDIRS[     ]*=.*$:NONSUBDIRS = ${noconfigdirs}:" \
  871.                     ${subdir}/Makefile.tem > ${subdir}/Makefile.tem2
  872.                 rm -f ${subdir}/Makefile.tem
  873.                 mv ${subdir}/Makefile.tem2 ${subdir}/Makefile.tem
  874.             fi
  875.             sed -e "s:^prefix[     ]*=.*$:prefix = ${prefix}:" \
  876.                     -e "s:^exec_prefix[     ]*=.*$:exec_prefix = ${exec_prefix}:" \
  877.             -e "s:^SHELL[     ]*=.*$:SHELL = ${config_shell}:" \
  878.                     -e "s:^srcdir[     ]*=.*$:srcdir = ${makesrcdir}:" \
  879.                     -e "s/ //" \
  880.                     -e "s:^program_prefix[     ]*=.*$:program_prefix = ${program_prefix}:" \
  881.                     -e "s:^program_suffix[     ]*=.*$:program_suffix = ${program_suffix}:" \
  882.                     -e "s:^program_transform_name[     ]*=.*$:program_transform_name = ${program_transform_name}:" \
  883.                     -e "s:^tooldir[     ]*=.*$:tooldir = ${tooldir}:" \
  884.                     ${subdir}/Makefile.tem >> ${Makefile}
  885.             # final copy now in ${Makefile}
  886.  
  887.         else
  888.            echo "No Makefile.in found in ${srcdir}/${subdir}, unable to configure" 1>&2
  889.         fi
  890.  
  891.         rm -f ${subdir}/Makefile.tem
  892.  
  893.         case "${host_makefile_frag}" in
  894.         "") using= ;;
  895.         *) using="and \"${host_makefile_frag}\"" ;;
  896.         esac
  897.  
  898.         case "${target_makefile_frag}" in
  899.         "") ;;
  900.         *) using="${using} and \"${target_makefile_frag}\"" ;;
  901.         esac
  902.  
  903.         case "${site_makefile_frag}" in
  904.         "") ;;
  905.         *) using="${using} and \"${site_makefile_frag}\"" ;;
  906.         esac
  907.  
  908.         newusing=`echo "${using}" | sed 's/and/using/'`
  909.         using=${newusing}
  910.         echo "Created \"${Makefile}\" in" ${PWD=`pwd`} ${using}
  911.  
  912.         . ${tmpfile}.pos
  913.  
  914.         # describe the chosen configuration in config.status.
  915.         # Make that file a shellscript which will reestablish
  916.         # the same configuration.  Used in Makefiles to rebuild
  917.         # Makefiles.
  918.  
  919.         case "${norecursion}" in
  920.         "") arguments="${arguments} -norecursion" ;;
  921.         *) ;;
  922.         esac
  923.  
  924.         if [ ${subdir} = . ] ; then
  925.             echo "#!/bin/sh
  926. # ${NO_EDIT}
  927. # This directory was configured as follows:
  928. ${progname}" ${arguments}  "
  929. # ${using}" > ${subdir}/config.new
  930.         else
  931.             echo "#!/bin/sh
  932. # ${NO_EDIT}
  933. # This directory was configured as follows:
  934. cd ${invsubdir}
  935. ${progname}" ${arguments}  "
  936. # ${using}" > ${subdir}/config.new
  937.         fi
  938.         chmod a+x ${subdir}/config.new
  939.         if [ -r ${subdir}/config.back ] ; then
  940.                 mv -f ${subdir}/config.back ${subdir}/config.status
  941.         fi
  942.         ${moveifchange} ${subdir}/config.new ${subdir}/config.status
  943.         ;;
  944.  
  945.     *)  rm -f ${Makefile} ${subdir}/config.status ${links} ;;
  946.     esac
  947. done
  948.  
  949. # If there are subdirectories, then recur. 
  950. if [ -z "${norecursion}" -a -n "${configdirs}" ] ; then 
  951.         for configdir in ${configdirs} ; do
  952.  
  953.                 if [ -d ${srcdir}/${configdir} ] ; then
  954.                         eval echo Configuring ${configdir}... ${redirect}
  955.                         case "${srcdir}" in
  956.                         ".") ;;
  957.                         *)
  958.                                 if [ ! -d ./${configdir} ] ; then
  959.                                         if mkdir ./${configdir} ; then
  960.                                                 true
  961.                                         else
  962.                                                 echo '***' "${progname}: could not make ${PWD=`pwd`}/${configdir}" 1>&2
  963.                                                 exit 1
  964.                                         fi
  965.                                 fi
  966.                                 ;;
  967.                         esac
  968.  
  969.                         POPDIR=${PWD=`pwd`}
  970.                         cd ${configdir} 
  971.  
  972. ### figure out what to do with srcdir
  973.                         case "${srcdir}" in
  974.                         ".") newsrcdir=${srcdir} ;; # no -srcdir option.  We're building in place.
  975.                         /*) # absolute path
  976.                                 newsrcdir=${srcdir}/${configdir}
  977.                                 srcdiroption="-srcdir=${newsrcdir}"
  978.                                 ;;
  979.                         *) # otherwise relative
  980.                                 newsrcdir=../${srcdir}/${configdir}
  981.                                 srcdiroption="-srcdir=${newsrcdir}"
  982.                                 ;;
  983.                         esac
  984.  
  985. ### check for guested configure, otherwise fix possibly relative progname
  986.                         if [ -f ${newsrcdir}/configure ] ; then
  987.                                 recprog=${newsrcdir}/configure
  988.                         elif [ -f ${newsrcdir}/configure.in ] ; then
  989.                                 case "${progname}" in
  990.                                 /*)     recprog=${progname} ;;
  991.                                 *)      recprog=../${progname} ;;
  992.                                 esac
  993.             else
  994.                 eval echo No configuration information in ${configdir} ${redirect}
  995.                 recprog=
  996.                         fi
  997.  
  998. ### The recursion line is here.
  999.             if [ ! -z "${recprog}" ] ; then
  1000.                             if eval ${config_shell} ${recprog} ${verbose} ${buildopt} --host=${host_alias} --target=${target_alias} \
  1001.                                     ${prefixoption} ${tmpdiroption} ${exec_prefixoption} \
  1002.                                     ${srcdiroption} ${program_prefixoption} ${program_suffixoption} ${program_transform_nameoption} ${site_option} ${withoptions} ${withoutoptions} ${removing} ${redirect} ; then
  1003.                                     true
  1004.                             else
  1005.                                     exit 1
  1006.                             fi
  1007.             fi
  1008.  
  1009.                         cd ${POPDIR}
  1010.                 fi
  1011.         done
  1012. fi
  1013.  
  1014. exit 0
  1015.  
  1016. #
  1017. # Local Variables:
  1018. # fill-column: 131
  1019. # End:
  1020. #
  1021.  
  1022. # end of configure
  1023.