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Text File  |  1994-02-03  |  39.7 KB  |  1,014 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. export PATH || (echo "OOPS, this isn't sh.  Desperation time.  I will feed myself to sh."; sh $0 $argv; kill $$)
  37.  
  38. remove=rm
  39. hard_link=ln
  40. symbolic_link='ln -s'
  41.  
  42. #for Test
  43. #remove="echo rm"
  44. #hard_link="echo ln"
  45. #symbolic_link="echo ln -s"
  46.  
  47. # clear some things potentially inherited from environment.
  48.  
  49. Makefile=Makefile
  50. Makefile_in=Makefile.in
  51. arguments=$*
  52. build_alias=
  53. configdirs=
  54. exec_prefix=
  55. exec_prefixoption=
  56. fatal=
  57. floating_point=default
  58. gas=default
  59. host_alias=
  60. host_makefile_frag=
  61. moveifchange=
  62. next_build=
  63. next_host=
  64. next_prefix=
  65. next_site=
  66. next_srcdir=
  67. next_target=
  68. next_tmpdir=
  69. norecursion=
  70. package_makefile_frag=
  71. prefix=/usr/local
  72. progname=
  73. program_prefix=
  74. program_prefixoption=
  75. program_suffix=
  76. program_suffixoption=
  77. program_transform_name=
  78. program_transform_nameoption=
  79. redirect=">/dev/null"
  80. removing=
  81. site=
  82. site_makefile_frag=
  83. site_option=
  84. srcdir=
  85. srctrigger=
  86. subdirs=
  87. target_alias=
  88. target_makefile_frag=
  89. undefinedargs=
  90. version="$Revision: 1.173 $"
  91. x11=default
  92.  
  93. ### we might need to use some other shell than /bin/sh for running subshells
  94. #
  95. config_shell=${CONFIG_SHELL-/bin/sh}
  96.  
  97. NO_EDIT="This file was generated automatically by configure.  Do not edit."
  98.  
  99. ## this is a little touchy and won't always work, but...
  100. ##
  101. ## if the argv[0] starts with a slash then it is an absolute name that can (and
  102. ## must) be used as is.
  103. ##
  104. ## otherwise, if argv[0] has no slash in it, we can assume that it is on the
  105. ## path.  Since PATH might include "." we also add `pwd` to the end of PATH.
  106. ##
  107.  
  108. progname=$0
  109. # if PWD already has a value, it is probably wrong.
  110. if [ -n "$PWD" ]; then PWD=`pwd`; fi
  111.  
  112. case "${progname}" in
  113. /*) ;;
  114. */*) ;;
  115. *)
  116.         PATH=$PATH:${PWD=`pwd`} ; export PATH
  117.         ;;
  118. esac
  119.  
  120. for arg in $*
  121. do
  122.         # handle things that might have args following as separate words
  123.         if [ -n "${next_prefix}" ] ; then prefix=${arg} ; prefixoption="-prefix=${prefix}" ; next_prefix=
  124.         elif [ -n "${next_exec_prefix}" ] ; then
  125.                 exec_prefix=${arg}
  126.                 exec_prefixoption="-exec-prefix=${exec_prefix}"
  127.                 next_exec_prefix=
  128.         elif [ -n "${next_site}" ] ; then site=${arg} ; site_option=-site=${site} ; next_site=
  129.         # remove any possible trailing slash from srcdir.  See note below.
  130.         elif [ -n "${next_srcdir}" ] ; then srcdir=`echo ${arg} | sed -e 's:/$::'` ; next_srcdir=
  131.         elif [ -n "${next_program_prefix}" ] ; then
  132.                 program_prefix=${arg}
  133.                 program_prefixoption="-program_prefix=${program_prefix}"
  134.                 next_program_prefix=
  135.         elif [ -n "${next_program_suffix}" ] ; then
  136.                 program_suffix=${arg}
  137.                 program_suffixoption="-program_suffix=${program_suffix}"
  138.                 next_program_suffix=
  139.         elif [ -n "${next_program_transform_name}" ] ; then
  140.                 # Double any backslashes or dollar signs in the argument
  141.         if [ -n "${arg}" ] ; then
  142.             program_transform_name="${program_transform_name} -e `echo ${arg} | sed -e 's/\\\\/\\\\\\\\/g' -e 's/\\\$/$$/g'`"
  143.         fi
  144.                 program_transform_nameoption="${program_transform_nameoption} --program-transform-name='${arg}'"
  145.                 next_program_transform_name=
  146.         elif [ -n "${next_build}" ] ; then
  147.                 next_build=
  148.                 case "${build_alias}" in
  149.                 "")
  150.                         build_alias="${arg}"
  151.                         ;;
  152.                 *)
  153.                         echo '***' Can only configure for one build machine at a time.  1>&2
  154.                         fatal=yes
  155.                         ;;
  156.                 esac
  157.         elif [ -n "${next_target}" ] ; then
  158.                 next_target=
  159.                 case "${target_alias}" in
  160.                 "")
  161.                         target_alias="${arg}"
  162.                         ;;
  163.                 *)
  164.                         echo '***' Can only configure for one target at a time.  1>&2
  165.                         fatal=yes
  166.                         ;;
  167.                 esac
  168.         elif [ -n "${next_host}" ] ; then
  169.                 next_host=
  170.                 case "${host_alias}" in
  171.                 "")
  172.                         host_alias="${arg}"
  173.                         ;;
  174.                 *)
  175.                         echo '***' Can only configure for one host at a time.  1>&2
  176.                         fatal=yes
  177.                         ;;
  178.                 esac
  179.         elif [ -n "${next_tmpdir}" ] ; then
  180.                 next_tmpdir=
  181.                 tmpdiroption="--tmpdir=${arg}"
  182.                 TMPDIR=${arg}
  183.  
  184.         else
  185.                 case ${arg} in
  186.                 -build=* | --build=* | --buil=* | --bui=* | --bu=* | --b=*)
  187.                         case "${build_alias}" in
  188.                         "") build_alias="`echo ${arg} | sed 's/^[-a-z]*=//'`" ;;
  189.                         *)
  190.                                 echo '***' Can only configure for one build machine at a time.  1>&2
  191.                                 fatal=yes
  192.                                 ;;
  193.                         esac
  194.                         ;;
  195.                 -build | --build | --buil | --bui | --bu | --b)
  196.                         next_build=yes
  197.                         ;;
  198.                 -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-=* )
  199.                         exec_prefix=`echo ${arg} | sed 's/^[-a-z_]*=//'`
  200.                         exec_prefixoption=${arg}
  201.                         ;;
  202.                 -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-)
  203.                         next_exec_prefix=yes
  204.                         ;;
  205.                 -gas | --g*)
  206.                         gas=yes
  207.                         ;;
  208.                 -help | --he*)
  209.                         fatal=true
  210.                         ;;
  211.                 -host=* | --host=* | --hos=* | --ho=*)
  212.                         case "${host_alias}" in
  213.                         "")
  214.                                 host_alias="`echo ${arg} | sed 's/^[-a-z]*=//'`"
  215.                                 ;;
  216.                         *)
  217.                                 echo '***' Can only configure for one host at a time.  1>&2
  218.                                 fatal=yes
  219.                                 ;;
  220.                         esac
  221.                         ;;
  222.                 -host | --host | --hos | --ho)
  223.                         case "${host_alias}" in
  224.                         "")
  225.                                 next_host=yes
  226.                                 ;;
  227.                         *)
  228.                                 echo '***' Can only configure for one host at a time.  1>&2
  229.                                 fatal=yes
  230.                                 ;;
  231.                         esac
  232.                         ;;
  233.                 -nfp | --nf*)
  234.                         floating_point=no
  235.                         ;;
  236.                 -norecursion | --no*)
  237.                         norecursion=true
  238.                         ;;
  239.                 -prefix=* | --prefix=* | --prefi=* | --pref=* | --pre=*)
  240.                         prefix=`echo ${arg} | sed 's/^[-a-z]*=//'`
  241.                         prefixoption=${arg}
  242.                         ;;
  243.                 -prefix | --prefix | --prefi | --pref | --pre)
  244.                         next_prefix=yes
  245.                         ;;
  246.                 -rm | --rm) removing=${arg} ;;
  247.                 -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=*)
  248.                         program_prefix=`echo ${arg} | sed 's/^[-a-z_]*=//'`
  249.                         program_prefixoption=${arg}
  250.                         ;;
  251.                 -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)
  252.                         next_program_prefix=yes
  253.                         ;;
  254.                 -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=*)
  255.                         program_suffix=`echo ${arg} | sed 's/^[-a-z_]*=//'`
  256.                         program_suffixoption=${arg}
  257.                         ;;
  258.                 -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)
  259.                         next_program_suffix=yes
  260.                         ;;
  261.                 -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=*)
  262.             arg=`echo ${arg} | sed -e 's/^[-a-z_]*=//'`
  263.                         # Double any \ or $ in the argument
  264.             if [ -n "${arg}" ] ; then
  265.                             program_transform_name="${program_transform_name} -e `echo ${arg} | sed -e 's/\\\\/\\\\\\\\/g' -e 's/\\\$/$$/g'`"
  266.             fi
  267.                         program_transform_nameoption="${program_transform_nameoption} --program-transform-name='${arg}'"
  268.                         ;;
  269.                 -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)
  270.                         next_program_transform_name=yes
  271.                         ;;
  272.                 -site=* | --site=* | --sit=* | --si=*)
  273.                         site_option=${arg}
  274.                         site=`echo ${arg} | sed 's/^[-a-z]*=//'`
  275.                         ;;
  276.                 -site | --site | --sit)
  277.                         next_site=yes
  278.                         ;;
  279.                 # remove trailing slashes.  Otherwise, when the file name gets
  280.                 # bolted into an object file as debug info, it has two slashes in
  281.                 # it.  Ordinarily this is ok, but emacs takes double slash to
  282.                 # mean "forget the first part".
  283.                 -srcdir=* | --srcdir=* | --srcdi=* | --srcd=* | --src=* | --sr=*)
  284.                         srcdir=`echo ${arg} | sed 's/^[-a-z]*=//' | sed -e 's:/$::'`
  285.                         ;;
  286.                 -srcdir | --srcdir | --srcdi | --srcd | --src | --sr)
  287.                         next_srcdir=yes
  288.                         ;;
  289.                 -target=* | --target=* | --targe=* | --targ=* | --tar=* | --ta=*)
  290.                         case "${target_alias}" in
  291.                         "") target_alias="`echo ${arg} | sed 's/^[-a-z]*=//'`" ;;
  292.                         *)
  293.                                 echo '***' Can only configure for one target at a time.  1>&2
  294.                                 fatal=yes
  295.                                 ;;
  296.                         esac
  297.                         ;;
  298.                 -target | --target | --targe | --targ | --tar | --ta)
  299.                         next_target=yes
  300.                         ;;
  301.                 -tmpdir=* | --tmpdir=* | --tmpdi=* | --tmpd=* | --tmp=* | --tm=*)
  302.                         tmpdiroption=${arg}
  303.                         TMPDIR=`echo ${arg} | sed 's/^[-a-z]*=//'`
  304.                         ;;
  305.                 -tmpdir | --tmpdir | --tmpdi | --tmpd | --tmp | --tm)
  306.                         next_tmpdir=yes
  307.                         ;;
  308.                 -v | -verbose | --v)
  309.                         redirect=
  310.                         verbose=-v
  311.                         ;;
  312.                 -version | -V | --version | --V)
  313.                         echo "This is Cygnus Configure version" `echo ${version} | sed 's/[ $:]//g'`
  314.                         exit 0
  315.                         ;;
  316.                 -with*=* | --with*=*)
  317.                         withopt=`echo ${arg} | sed 's:^-*\(with[^=]*\)=.*$:\1:;s/-/_/g'`
  318.                         withval=`echo ${arg} | sed 's:^-*with[^=]*=\(.*\)$:\1:'`
  319.                         eval $withopt="$withval"
  320.                         withoptions="$withoptions $arg"
  321.                         ;;
  322.                 -without* | --without*)
  323.                         withopt=`echo ${arg} | sed 's:^-*without:with:;s/-/_/g'`        
  324.                         eval $withopt=no
  325.                         withoutoptions="$withoutoptions $arg"
  326.                         ;;
  327.                 -with* | --with*)
  328.                         withopt=`echo ${arg} | sed 's:^-*with:with:;s/-/_/g'`
  329.                         eval $withopt=yes
  330.                         withoptions="$withoptions $arg"
  331.                         ;;
  332.                 -x | --x) ;;
  333.                 -* | --*)
  334.                         (echo ;
  335.                         echo "Unrecognized option: \"${arg}\"". ;
  336.                         echo) 1>&2
  337.                         fatal=true
  338.                         ;;
  339.                 *)
  340.                         case "${undefs}" in
  341.                         "")
  342.                                 undefs="${arg}"
  343.                                 ;;
  344.                         *)
  345.                                 echo '***' Can only configure for one host and one target at a time.  1>&2
  346.                                 fatal=yes
  347.                                 ;;
  348.                         esac
  349.                         ;;
  350.                 esac
  351.         fi
  352. done
  353.  
  354. # process host and target
  355. case "${fatal}" in
  356. "")
  357. #       # Complain if an arg is missing
  358. #       if [ -z "${host_alias}" ] ; then
  359. #               (echo ;
  360. #               echo "configure: No HOST specified." ;
  361. #               echo) 1>&2
  362. #               fatal=true
  363. #       fi
  364.  
  365. ### This is a bit twisted.
  366. ### * if all three are specified, this is an error.
  367. ### * if we have neither hosts, nor unadorned args, guess with config.guess.
  368. ### * if no hosts are specified, then the unadorned args are hosts, but if
  369. ### there were none, this is an error.
  370. ### * if no targets are specified, then the unadorned args are targets, but if
  371. ### there were no unadorned args, then the hosts are also targets.
  372.  
  373.         if [ -n "${host_alias}" -a -n "${target_alias}" -a -n "${undefs}" ]
  374.     then
  375.                 echo '***' Can only configure for one host and one target at a time.  1>&2
  376.                 fatal=yes
  377.         elif [ -z "${host_alias}" -a -z "${undefs}" ]
  378.     then
  379.                 guesssys=`echo ${progname} | sed 's/configure$/config.guess/'`
  380.                 if tmp_alias=`${guesssys}` ; then
  381.                         echo "Configuring for a ${tmp_alias} host." 1>&2
  382.                         host_alias=${tmp_alias}
  383.             case "${target_alias}" in
  384.             "") target_alias=${tmp_alias} ;;
  385.             *) ;;
  386.             esac
  387.             arguments="--host=${host_alias} ${arguments}"
  388.                 else
  389.                         echo 'Config.guess failed to determine the host type.  You need to specify one.' 1>&2
  390.                         fatal=yes
  391.                 fi
  392.         else
  393.                 case "${host_alias}" in
  394.         "") host_alias=${undefs} ;;
  395.                 *) ;;
  396.                 esac
  397.  
  398.                 case "${target_alias}" in
  399.                 "")
  400.                         case "${undefs}" in
  401.                         "")     target_alias=${host_alias} ;;
  402.                         *)      target_alias=${undefs} ;;
  403.                         esac
  404.                         ;;
  405.                 *) ;;
  406.                 esac
  407.         fi
  408.         ;;
  409. *) ;;
  410. esac
  411.  
  412. if [ -n "${fatal}" -o "${host_alias}" = "help" ] ; then
  413.         (echo "Usage: configure HOST" ;
  414.         echo ;
  415.         echo "Options: [defaults in brackets]" ;
  416.         echo " --prefix=MYDIR            configure for installation of host dependent files into MYDIR. [\"/usr/local\"]" ;
  417.         echo " --exec-prefix=MYDIR       configure for installation of host dependent files into MYDIR. [\"/usr/local\"]" ;
  418.         echo " --help                    print this message. [normal config]" ;
  419.         echo " --build=BUILD             configure for building on BUILD.  [BUILD=HOST]" ;
  420.         echo " --host=HOST               configure for HOST.  [determined via config.guess]" ;
  421.         echo " --norecursion             configure this directory only. [recurse]" ;
  422.         echo " --program-prefix=FOO      install programs with FOO prepended to their names. [ \"\" ]" ;
  423.         echo " --program-suffix=FOO      install programs with FOO appended to their names. [ \"\" ]" ;
  424.         echo " --program-transform-name=FOO      install programs with names transformed by sed pattern FOO. [ \"\" ]" ;
  425.         echo " --site=SITE               configure with site specific makefile for SITE" ;
  426.         echo " --srcdir=DIR              find the sources in DIR. [\".\" or \"..\"]" ;
  427.         echo " --target=TARGET           configure for TARGET.  [TARGET = HOST]" ;
  428.         echo " --tmpdir=TMPDIR           create temporary files in TMPDIR.  [ TMPDIR = \"/tmp\" ]" ;
  429.         echo " --nfp                     configure the compilers default to soft floating point. [hard float]" ;
  430.         echo " --with-FOO, --with-FOO=BAR specify that FOO is available"
  431.         echo " --without-FOO             specify that FOO is NOT available"
  432.         echo ;
  433.         echo "Where HOST and TARGET are something like \"vax\", \"sun3\", \"encore\", etc." ;
  434.         echo ;
  435.         ) 1>&2
  436.         if [ -r config.status ] ; then
  437.                 cat config.status
  438.         fi
  439.  
  440.         exit 1
  441. fi
  442.  
  443. configsub=`echo ${progname} | sed 's/configure$/config.sub/'`
  444. moveifchange=`echo ${progname} | sed 's/configure$/move-if-change/'`
  445.  
  446. # this is a hack.  sun4 must always be a valid host alias or this will fail.
  447. if ${configsub} sun4 >/dev/null 2>&1 ; then
  448.         true
  449. else
  450.         echo '***' cannot find config.sub.  1>&2
  451.         exit 1
  452. fi
  453.  
  454. touch config.junk
  455. if ${moveifchange} config.junk config.trash ; then
  456.         true
  457. else
  458.         echo '***' cannot find move-if-change.  1>&2
  459.         exit 1
  460. fi
  461. rm -f config.junk config.trash
  462.  
  463. case "${srcdir}" in
  464. "")
  465.         if [ -r configure.in ] ; then
  466.                 srcdir=.
  467.         else
  468.                 if [ -r ${progname}.in ] ; then
  469.                         srcdir=`echo ${progname} | sed 's:/configure$::'`
  470.                 else
  471.                         echo '***' "Can't find configure.in.  Try using -srcdir=some_dir"  1>&2
  472.                         exit 1
  473.                 fi
  474.         fi
  475.         ;;
  476. *) ;;
  477. esac
  478.  
  479. ### warn about some conflicting configurations.
  480.  
  481. case "${srcdir}" in
  482. ".") ;;
  483. *)
  484.         if [ -f ${srcdir}/config.status ] ; then
  485.                 echo '***' Cannot configure here in \"${PWD=`pwd`}\" when \"${srcdir}\" is currently configured. 1>&2
  486.                 exit 1
  487.         fi
  488. esac
  489.  
  490. # default exec_prefix
  491. case "${exec_prefix}" in
  492. "") exec_prefix="\$(prefix)" ;;
  493. *) ;;
  494. esac
  495.  
  496. ### break up ${srcdir}/configure.in.
  497. case "`grep '^# per\-host:' ${srcdir}/configure.in`" in
  498. "")
  499.         echo '***' ${srcdir}/configure.in has no \"per-host:\" line. 1>&2
  500.         exit 1
  501.         ;;
  502. *) ;;
  503. esac
  504.  
  505. case "`grep '^# per\-target:' ${srcdir}/configure.in`" in
  506. "")
  507.         echo '***' ${srcdir}/configure.in has no \"per-target:\" line. 1>&2
  508.         exit 1
  509.         ;;
  510. *) ;;
  511. esac
  512.  
  513. case "${TMPDIR}" in
  514. "") TMPDIR=/tmp ; export TMPDIR ;;
  515. *) ;;
  516. esac
  517.  
  518. # keep this filename short for &%*%$*# 14 char file names
  519. tmpfile=${TMPDIR}/cONf$$
  520. trap "rm -f ${tmpfile}.com ${tmpfile}.tgt ${tmpfile}.hst ${tmpfile}.pos" 0
  521.  
  522. # split ${srcdir}/configure.in into common, per-host, per-target,
  523. # and post-target parts.  Post-target is optional.
  524. sed -e '/^# per\-host:/,$d' ${srcdir}/configure.in > ${tmpfile}.com
  525. sed -e '1,/^# per\-host:/d' -e '/^# per\-target:/,$d' ${srcdir}/configure.in > ${tmpfile}.hst
  526. if grep '^# post-target:' ${srcdir}/configure.in >/dev/null ; then
  527.   sed -e '1,/^# per\-target:/d' -e '/^# post\-target:/,$d' ${srcdir}/configure.in > ${tmpfile}.tgt
  528.   sed -e '1,/^# post\-target:/d' ${srcdir}/configure.in > ${tmpfile}.pos
  529. else
  530.   sed -e '1,/^# per\-target:/d' ${srcdir}/configure.in > ${tmpfile}.tgt
  531.   echo >${tmpfile}.pos
  532. fi
  533.  
  534. ### do common part of configure.in
  535.  
  536. . ${tmpfile}.com
  537.  
  538. # some sanity checks on configure.in
  539. case "${srctrigger}" in
  540. "")
  541.         echo '***' srctrigger not set in ${PWD=`pwd`}/configure.in.  1>&2
  542.         exit 1
  543.         ;;
  544. *) ;;
  545. esac
  546.  
  547. case "${build_alias}" in
  548. "")    ;;
  549. *)
  550.     result=`${configsub} ${build_alias}`
  551.         buildopt="--build=${build_alias}"
  552.     build_cpu=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\1/'`
  553.     build_vendor=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\2/'`
  554.     build_os=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\3/'`
  555.     build=${build_cpu}-${build_vendor}-${build_os}
  556.     ;;
  557. esac
  558.  
  559. result=`${configsub} ${host_alias}`
  560. host_cpu=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\1/'`
  561. host_vendor=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\2/'`
  562. host_os=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\3/'`
  563. host=${host_cpu}-${host_vendor}-${host_os}
  564.  
  565. . ${tmpfile}.hst
  566.  
  567. result=`${configsub} ${target_alias}`
  568. target_cpu=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\1/'`
  569. target_vendor=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\2/'`
  570. target_os=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\3/'`
  571. target=${target_cpu}-${target_vendor}-${target_os}
  572.  
  573. . ${tmpfile}.tgt
  574.  
  575. # Find the source files, if location was not specified.
  576. case "${srcdir}" in
  577. "")
  578.         srcdirdefaulted=1
  579.         srcdir=.
  580.         if [ ! -r ${srctrigger} ] ; then
  581.                 srcdir=..
  582.         fi
  583.         ;;
  584. *) ;;
  585. esac
  586.  
  587. if [ ! -r ${srcdir}/${srctrigger} ] ; then
  588.         case "${srcdirdefaulted}" in
  589.         "") echo '***' "${progname}: Can't find ${srcname} sources in ${PWD=`pwd`}/${srcdir}" 1>&2 ;;
  590.         *)  echo '***' "${progname}: Can't find ${srcname} sources in ${PWD=`pwd`}/. or ${PWD=`pwd`}/.." 1>&2 ;;
  591.         esac
  592.  
  593.         echo '***' \(At least ${srctrigger} is missing.\) 1>&2
  594.         exit 1
  595. fi
  596.  
  597. # Some systems (e.g., one of the i386-aix systems the gas testers are
  598. # using) don't handle "\$" correctly, so don't use it here.
  599. tooldir='$(exec_prefix)'/${target_alias}
  600.  
  601. if [ "${host_alias}" != "${target_alias}" ] ; then
  602.     if [ "${program_prefixoption}" = "" ] ; then
  603.         if [ "${program_suffixoption}" = "" ] ; then 
  604.             if [ "${program_transform_nameoption}" = "" ] ; then
  605.                 program_prefix=${target_alias}- ;
  606.             fi
  607.         fi
  608.     fi
  609. fi
  610.  
  611. # Merge program_prefix and program_suffix onto program_transform_name
  612. # Use a double $ so that make ignores it
  613. if [ "${program_suffix}" != "" ] ; then
  614.     program_transform_name="-e s,\$\$,${program_suffix}, ${program_transform_name}"
  615. fi
  616.  
  617. if [ "${program_prefix}" != "" ] ; then
  618.     program_transform_name="-e s,^,${program_prefix}, ${program_transform_name}"
  619. fi
  620.  
  621. for subdir in . ${subdirs} ; do
  622.  
  623.     # ${subdir} is relative path from . to the directory we're currently
  624.     # configuring.
  625.     # ${invsubdir} is inverse of ${subdir), *with* trailing /, if needed.
  626.     invsubdir=`echo ${subdir}/ | sed -e 's|\./||g' -e 's|[^/]*/|../|g'`
  627.  
  628.     ### figure out what to do with srcdir
  629.     case "${srcdir}" in
  630.         ".")  # no -srcdir option.  We're building in place.
  631.                 makesrcdir=. ;;
  632.         /*) # absolute path
  633.                 makesrcdir=`echo ${srcdir}/${subdir} | sed -e 's|/\.$||'`
  634.                 ;;
  635.         *) # otherwise relative
  636.                 case "${subdir}" in
  637.                 .) makesrcdir=${srcdir} ;;
  638.                 *) makesrcdir=${invsubdir}${srcdir}/${subdir} ;;
  639.                 esac
  640.                 ;;
  641.     esac
  642.  
  643.     if [ "${subdir}/" != "./" ] ; then
  644.         Makefile=${subdir}/Makefile
  645.     fi
  646.  
  647.     if [ ! -d ${subdir} ] ; then
  648.         if mkdir ${subdir} ; then
  649.                 true
  650.         else
  651.                 echo '***' "${progname}: could not make ${PWD=`pwd`}/${subdir}" 1>&2
  652.                 exit 1
  653.         fi
  654.     fi
  655.  
  656.     case "${removing}" in
  657.     "")
  658.         case "${subdir}" in
  659.         .) ;;
  660.         *) eval echo Building in ${subdir} ${redirect} ;;
  661.         esac
  662.  
  663.         # FIXME Should this be done recursively ??? (Useful for e.g. gdbtest)
  664.         # Set up the list of links to be made.
  665.         # ${links} is the list of link names, and ${files} is the list of names to link to.
  666.  
  667.         # Make the links.
  668.         configlinks="${links}"
  669.         if [ -r ${subdir}/config.status ] ; then
  670.                 mv -f ${subdir}/config.status ${subdir}/config.back
  671.         fi
  672.         while [ -n "${files}" ] ; do
  673.                 # set file to car of files, files to cdr of files
  674.                 set ${files}; file=$1; shift; files=$*
  675.                 set ${links}; link=$1; shift; links=$*
  676.  
  677.                 if [ ! -r ${srcdir}/${file} ] ; then
  678.                         echo '***' "${progname}: cannot create a link \"${link}\"," 1>&2
  679.                         echo '***' "since the file \"${srcdir}/${file}\" does not exist." 1>&2
  680.                         exit 1
  681.                 fi
  682.  
  683.                 ${remove} -f ${link}
  684.                 # Make a symlink if possible, otherwise try a hard link
  685.                 ${symbolic_link} ${srcdir}/${file} ${link} 2>/dev/null || ${hard_link} ${srcdir}/${file} ${link}
  686.  
  687.                 if [ ! -r ${link} ] ; then
  688.                         echo '***' "${progname}: unable to link \"${link}\" to \"${srcdir}/${file}\"." 1>&2
  689.                         exit 1
  690.                 fi
  691.  
  692.                 echo "Linked \"${link}\" to \"${srcdir}/${file}\"."
  693.         done
  694.  
  695.         # Create a .gdbinit file which runs the one in srcdir
  696.         # and tells GDB to look there for source files.
  697.  
  698.         if [ -r ${srcdir}/${subdir}/.gdbinit ] ; then
  699.                 case ${srcdir} in
  700.                 .) ;;
  701.                 *) cat > ${subdir}/.gdbinit <<EOF
  702. # ${NO_EDIT}
  703. dir .
  704. dir ${makesrcdir}
  705. source ${makesrcdir}/.gdbinit
  706. EOF
  707.                         ;;
  708.                 esac
  709.         fi
  710.  
  711.         # Install a makefile, and make it set VPATH
  712.         # if necessary so that the sources are found.
  713.         # Also change its value of srcdir.
  714.         # NOTE: Makefile generation constitutes the majority of the time in configure.  Hence, this section has
  715.         # been somewhat optimized and is perhaps a bit twisty.
  716.  
  717.         # code is order so as to try to sed the smallest input files we know.
  718.  
  719.         # the four makefile fragments MUST end up in the resulting Makefile in this order: 
  720.         # package, target, host, and site.  so do these separately because I don't trust the
  721.         #  order of sed -e expressions.
  722.  
  723.         if [ -f ${srcdir}/${subdir}/${Makefile_in} ] ; then
  724.  
  725.             # Conditionalize for this site from "Makefile.in" (or whatever it's called) into Makefile.tem
  726.             rm -f ${subdir}/Makefile.tem
  727.               case "${site}" in
  728.               "") cp ${srcdir}/${subdir}/${Makefile_in} ${subdir}/Makefile.tem ;;
  729.               *)
  730.                       site_makefile_frag=${srcdir}/config/ms-${site}
  731.  
  732.                       if [ -f ${site_makefile_frag} ] ; then
  733.                               sed -e "/^####/  r ${site_makefile_frag}" ${srcdir}/${subdir}/${Makefile_in} \
  734.                                       > ${subdir}/Makefile.tem
  735.                       else
  736.                               cp ${srcdir}/${subdir}/${Makefile_in} ${subdir}/Makefile.tem
  737.                               site_makefile_frag=
  738.                       fi
  739.                       ;;
  740.             esac
  741.             # working copy now in ${subdir}/Makefile.tem
  742.  
  743.             # Conditionalize the makefile for this host.
  744.             rm -f ${Makefile}
  745.             case "${host_makefile_frag}" in
  746.               "") mv ${subdir}/Makefile.tem ${Makefile} ;;
  747.               *)
  748.                       if [ ! -f ${host_makefile_frag} ] ; then
  749.                               host_makefile_frag=${srcdir}/${host_makefile_frag}
  750.                       fi
  751.                       if [ -f ${host_makefile_frag} ] ; then
  752.                               sed -e "/^####/  r ${host_makefile_frag}" ${subdir}/Makefile.tem > ${Makefile}
  753.                       else
  754.                               echo '***' Expected host makefile fragment \"${host_makefile_frag}\" 1>&2
  755.                               echo '***' is missing in ${PWD=`pwd`}. 1>&2
  756.                               mv ${subdir}/Makefile.tem ${Makefile}
  757.                       fi
  758.             esac
  759.             # working copy now in ${Makefile}
  760.  
  761.             # Conditionalize the makefile for this target.
  762.             rm -f ${subdir}/Makefile.tem
  763.             case "${target_makefile_frag}" in
  764.               "") mv ${Makefile} ${subdir}/Makefile.tem ;;
  765.               *)
  766.                       if [ ! -f ${target_makefile_frag} ] ; then
  767.                               target_makefile_frag=${srcdir}/${target_makefile_frag}
  768.                       fi
  769.                       if [ -f ${target_makefile_frag} ] ; then
  770.                               sed -e "/^####/  r ${target_makefile_frag}" ${Makefile} > ${subdir}/Makefile.tem
  771.                       else
  772.                               mv ${Makefile} ${subdir}/Makefile.tem
  773.                               target_makefile_frag=
  774.                       fi
  775.                       ;;
  776.             esac
  777.             # real copy now in ${subdir}/Makefile.tem
  778.  
  779.             # Conditionalize the makefile for this package.
  780.             rm -f ${Makefile}
  781.             case "${package_makefile_frag}" in
  782.               "") mv ${subdir}/Makefile.tem ${Makefile} ;;
  783.               *)
  784.                       if [ ! -f ${package_makefile_frag} ] ; then
  785.                               package_makefile_frag=${srcdir}/${package_makefile_frag}
  786.                       fi
  787.                       if [ -f ${package_makefile_frag} ] ; then
  788.                               sed -e "/^####/  r ${package_makefile_frag}" ${subdir}/Makefile.tem > ${Makefile}
  789.                       else
  790.                               echo '***' Expected package makefile fragment \"${package_makefile_frag}\" 1>&2
  791.                               echo '***' is missing in ${PWD=`pwd`}. 1>&2
  792.                               mv ${subdir}/Makefile.tem ${Makefile}
  793.                       fi
  794.             esac
  795.             # working copy now in ${Makefile}
  796.  
  797.             mv ${Makefile} ${subdir}/Makefile.tem
  798.  
  799.             # real copy now in ${subdir}/Makefile.tem
  800.  
  801.             # prepend warning about editting, and a bunch of variables.
  802.             rm -f ${Makefile}
  803.             cat > ${Makefile} <<EOF
  804. # ${NO_EDIT}
  805. VPATH = ${makesrcdir}
  806. links = ${configlinks}
  807. host_alias = ${host_alias}
  808. host_cpu = ${host_cpu}
  809. host_vendor = ${host_vendor}
  810. host_os = ${host_os}
  811. host_canonical = ${host_cpu}-${host_vendor}-${host_os}
  812. target_alias = ${target_alias}
  813. target_cpu = ${target_cpu}
  814. target_vendor = ${target_vendor}
  815. target_os = ${target_os}
  816. target_canonical = ${target_cpu}-${target_vendor}-${target_os}
  817. EOF
  818.         case "${build}" in
  819.           "") ;;
  820.           *)  cat >> ${Makefile} << EOF
  821. build_alias = ${build_alias}
  822. build_cpu = ${build_cpu}
  823. build_vendor = ${build_vendor}
  824. build_os = ${build_os}
  825. build_canonical = ${build_cpu}-${build_vendor}-${build_os}
  826. EOF
  827.         esac
  828.  
  829.             case "${package_makefile_frag}" in
  830.               "") ;;
  831.               /*) echo package_makefile_frag = ${package_makefile_frag} >>${Makefile} ;;
  832.               *)  echo package_makefile_frag = ${invsubdir}${package_makefile_frag} >>${Makefile} ;;
  833.             esac
  834.  
  835.             case "${target_makefile_frag}" in
  836.               "") ;;
  837.               /*) echo target_makefile_frag = ${target_makefile_frag} >>${Makefile} ;;
  838.               *)  echo target_makefile_frag = ${invsubdir}${target_makefile_frag} >>${Makefile} ;;
  839.             esac
  840.  
  841.             case "${host_makefile_frag}" in
  842.               "") ;;
  843.               /*) echo host_makefile_frag = ${host_makefile_frag} >>${Makefile} ;;
  844.               *)  echo host_makefile_frag = ${invsubdir}${host_makefile_frag} >>${Makefile} ;;
  845.             esac
  846.  
  847.             if [ "${site_makefile_frag}" != "" ] ; then
  848.                 echo site_makefile_frag = ${invsubdir}${site_makefile_frag} >>${Makefile}
  849.             fi 
  850.  
  851.         # make sure that some sort of reasonable default exists for these 
  852.         # two variables
  853.         CXX=${CXX-"g++ -O"}
  854.         CC=${CC-cc}
  855.  
  856.             # reset prefix, exec_prefix, srcdir, SUBDIRS, NONSUBDIRS,
  857.             # remove any form feeds.
  858.             if [ -z "${subdirs}" ]; then
  859.                 rm -f ${subdir}/Makefile.tem2
  860.                 sed -e "s:^SUBDIRS[     ]*=.*$:SUBDIRS = ${configdirs}:" \
  861.                     -e "s:^NONSUBDIRS[     ]*=.*$:NONSUBDIRS = ${noconfigdirs}:" \
  862.                     ${subdir}/Makefile.tem > ${subdir}/Makefile.tem2
  863.                 rm -f ${subdir}/Makefile.tem
  864.                 mv ${subdir}/Makefile.tem2 ${subdir}/Makefile.tem
  865.             fi
  866.             sed -e "s:^prefix[     ]*=.*$:prefix = ${prefix}:" \
  867.                     -e "s:^exec_prefix[     ]*=.*$:exec_prefix = ${exec_prefix}:" \
  868.             -e "s:^SHELL[     ]*=.*$:SHELL = ${config_shell}:" \
  869.                     -e "s:^srcdir[     ]*=.*$:srcdir = ${makesrcdir}:" \
  870.                     -e "s/ //" \
  871.                     -e "s:^program_prefix[     ]*=.*$:program_prefix = ${program_prefix}:" \
  872.                     -e "s:^program_suffix[     ]*=.*$:program_suffix = ${program_suffix}:" \
  873.                     -e "s:^program_transform_name[     ]*=.*$:program_transform_name = ${program_transform_name}:" \
  874.                     -e "s:^tooldir[     ]*=.*$:tooldir = ${tooldir}:" \
  875.                     ${subdir}/Makefile.tem >> ${Makefile}
  876.             # final copy now in ${Makefile}
  877.  
  878.         else
  879.            echo "No Makefile.in found in ${srcdir}/${subdir}, unable to configure" 1>&2
  880.         fi
  881.  
  882.         rm -f ${subdir}/Makefile.tem
  883.  
  884.         case "${host_makefile_frag}" in
  885.         "") using= ;;
  886.         *) using="and \"${host_makefile_frag}\"" ;;
  887.         esac
  888.  
  889.         case "${target_makefile_frag}" in
  890.         "") ;;
  891.         *) using="${using} and \"${target_makefile_frag}\"" ;;
  892.         esac
  893.  
  894.         case "${site_makefile_frag}" in
  895.         "") ;;
  896.         *) using="${using} and \"${site_makefile_frag}\"" ;;
  897.         esac
  898.  
  899.         newusing=`echo "${using}" | sed 's/and/using/'`
  900.         using=${newusing}
  901.         echo "Created \"${Makefile}\" in" ${PWD=`pwd`} ${using}
  902.  
  903.         . ${tmpfile}.pos
  904.  
  905.         # describe the chosen configuration in config.status.
  906.         # Make that file a shellscript which will reestablish
  907.         # the same configuration.  Used in Makefiles to rebuild
  908.         # Makefiles.
  909.  
  910.         case "${norecursion}" in
  911.         "") arguments="${arguments} -norecursion" ;;
  912.         *) ;;
  913.         esac
  914.  
  915.         if [ ${subdir} = . ] ; then
  916.             echo "#!/bin/sh
  917. # ${NO_EDIT}
  918. # This directory was configured as follows:
  919. ${progname}" ${arguments}  "
  920. # ${using}" > ${subdir}/config.new
  921.         else
  922.             echo "#!/bin/sh
  923. # ${NO_EDIT}
  924. # This directory was configured as follows:
  925. cd ${invsubdir}
  926. ${progname}" ${arguments}  "
  927. # ${using}" > ${subdir}/config.new
  928.         fi
  929.         chmod a+x ${subdir}/config.new
  930.         if [ -r ${subdir}/config.back ] ; then
  931.                 mv -f ${subdir}/config.back ${subdir}/config.status
  932.         fi
  933.         ${moveifchange} ${subdir}/config.new ${subdir}/config.status
  934.         ;;
  935.  
  936.     *)  rm -f ${Makefile} ${subdir}/config.status ${links} ;;
  937.     esac
  938. done
  939.  
  940. # If there are subdirectories, then recur. 
  941. if [ -z "${norecursion}" -a -n "${configdirs}" ] ; then 
  942.         for configdir in ${configdirs} ; do
  943.  
  944.                 if [ -d ${srcdir}/${configdir} ] ; then
  945.                         eval echo Configuring ${configdir}... ${redirect}
  946.                         case "${srcdir}" in
  947.                         ".") ;;
  948.                         *)
  949.                                 if [ ! -d ./${configdir} ] ; then
  950.                                         if mkdir ./${configdir} ; then
  951.                                                 true
  952.                                         else
  953.                                                 echo '***' "${progname}: could not make ${PWD=`pwd`}/${configdir}" 1>&2
  954.                                                 exit 1
  955.                                         fi
  956.                                 fi
  957.                                 ;;
  958.                         esac
  959.  
  960.                         POPDIR=${PWD=`pwd`}
  961.                         cd ${configdir} 
  962.  
  963. ### figure out what to do with srcdir
  964.                         case "${srcdir}" in
  965.                         ".") newsrcdir=${srcdir} ;; # no -srcdir option.  We're building in place.
  966.                         /*) # absolute path
  967.                                 newsrcdir=${srcdir}/${configdir}
  968.                                 srcdiroption="-srcdir=${newsrcdir}"
  969.                                 ;;
  970.                         *) # otherwise relative
  971.                                 newsrcdir=../${srcdir}/${configdir}
  972.                                 srcdiroption="-srcdir=${newsrcdir}"
  973.                                 ;;
  974.                         esac
  975.  
  976. ### check for guested configure, otherwise fix possibly relative progname
  977.                         if [ -f ${newsrcdir}/configure ] ; then
  978.                                 recprog=${newsrcdir}/configure
  979.                         elif [ -f ${newsrcdir}/configure.in ] ; then
  980.                                 case "${progname}" in
  981.                                 /*)     recprog=${progname} ;;
  982.                                 *)      recprog=../${progname} ;;
  983.                                 esac
  984.             else
  985.                 eval echo No configuration information in ${configdir} ${redirect}
  986.                 recprog=
  987.                         fi
  988.  
  989. ### The recursion line is here.
  990.             if [ ! -z "${recprog}" ] ; then
  991.                             if eval ${config_shell} ${recprog} ${verbose} ${buildopt} --host=${host_alias} --target=${target_alias} \
  992.                                     ${prefixoption} ${tmpdiroption} ${exec_prefixoption} \
  993.                                     ${srcdiroption} ${program_prefixoption} ${program_suffixoption} ${program_transform_nameoption} ${site_option} ${withoptions} ${withoutoptions} ${removing} ${redirect} ; then
  994.                                     true
  995.                             else
  996.                                     exit 1
  997.                             fi
  998.             fi
  999.  
  1000.                         cd ${POPDIR}
  1001.                 fi
  1002.         done
  1003. fi
  1004.  
  1005. exit 0
  1006.  
  1007. #
  1008. # Local Variables:
  1009. # fill-column: 131
  1010. # End:
  1011. #
  1012.  
  1013. # end of configure
  1014.