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Text File  |  1993-10-04  |  37.9 KB  |  962 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. # configure@cygnus.com
  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. configdirs=
  53. exec_prefix=
  54. exec_prefixoption=
  55. fatal=
  56. floating_point=default
  57. gas=default
  58. host_alias=
  59. host_makefile_frag=
  60. moveifchange=
  61. next_host=
  62. next_prefix=
  63. next_site=
  64. next_srcdir=
  65. next_target=
  66. next_tmpdir=
  67. norecursion=
  68. package_makefile_frag=
  69. prefix=/usr/local
  70. progname=
  71. program_prefix=
  72. program_prefixoption=
  73. program_suffix=
  74. program_suffixoption=
  75. program_transform_name=
  76. program_transform_nameoption=
  77. redirect=">/dev/null"
  78. removing=
  79. site=
  80. site_makefile_frag=
  81. site_option=
  82. srcdir=
  83. srctrigger=
  84. subdirs=
  85. target_alias=
  86. target_makefile_frag=
  87. undefinedargs=
  88. version="$Revision: 1.170 $"
  89. x11=default
  90.  
  91. ### we might need to use some other shell than /bin/sh for running subshells
  92. #
  93. config_shell=${CONFIG_SHELL-/bin/sh}
  94.  
  95. NO_EDIT="This file was generated automatically by configure.  Do not edit."
  96.  
  97. ## this is a little touchy and won't always work, but...
  98. ##
  99. ## if the argv[0] starts with a slash then it is an absolute name that can (and
  100. ## must) be used as is.
  101. ##
  102. ## otherwise, if argv[0] has no slash in it, we can assume that it is on the
  103. ## path.  Since PATH might include "." we also add `pwd` to the end of PATH.
  104. ##
  105.  
  106. progname=$0
  107. # if PWD already has a value, it is probably wrong.
  108. if [ -n "$PWD" ]; then PWD=`pwd`; fi
  109.  
  110. case "${progname}" in
  111. /*) ;;
  112. */*) ;;
  113. *)
  114.         PATH=$PATH:${PWD=`pwd`} ; export PATH
  115.         ;;
  116. esac
  117.  
  118. for arg in $*
  119. do
  120.         # handle things that might have args following as separate words
  121.         if [ -n "${next_prefix}" ] ; then prefix=${arg} ; prefixoption="-prefix=${prefix}" ; next_prefix=
  122.         elif [ -n "${next_exec_prefix}" ] ; then
  123.                 exec_prefix=${arg}
  124.                 exec_prefixoption="-exec-prefix=${exec_prefix}"
  125.                 next_exec_prefix=
  126.         elif [ -n "${next_site}" ] ; then site=${arg} ; site_option=-site=${site} ; next_site=
  127.         # remove any possible trailing slash from srcdir.  See note below.
  128.         elif [ -n "${next_srcdir}" ] ; then srcdir=`echo ${arg} | sed -e 's:/$::'` ; next_srcdir=
  129.         elif [ -n "${next_program_prefix}" ] ; then
  130.                 program_prefix=${arg}
  131.                 program_prefixoption="-program_prefix=${program_prefix}"
  132.                 next_program_prefix=
  133.         elif [ -n "${next_program_suffix}" ] ; then
  134.                 program_suffix=${arg}
  135.                 program_suffixoption="-program_suffix=${program_suffix}"
  136.                 next_program_suffix=
  137.         elif [ -n "${next_program_transform_name}" ] ; then
  138.                 # Double any backslashes or dollar signs in the argument
  139.         if [ -n "${arg}" ] ; then
  140.             program_transform_name="${program_transform_name} -e `echo ${arg} | sed -e 's/\\\\/\\\\\\\\/g' -e 's/\\\$/$$/g'`"
  141.         fi
  142.                 program_transform_nameoption="${program_transform_nameoption} --program-transform-name='${arg}'"
  143.                 next_program_transform_name=
  144.         elif [ -n "${next_target}" ] ; then
  145.                 next_target=
  146.                 case "${target_alias}" in
  147.                 "")
  148.                         target_alias="${arg}"
  149.                         ;;
  150.                 *)
  151.                         echo '***' Can only configure for one target at a time.  1>&2
  152.                         fatal=yes
  153.                         ;;
  154.                 esac
  155.         elif [ -n "${next_host}" ] ; then
  156.                 next_host=
  157.                 case "${host_alias}" in
  158.                 "")
  159.                         host_alias="${arg}"
  160.                         ;;
  161.                 *)
  162.                         echo '***' Can only configure for one host at a time.  1>&2
  163.                         fatal=yes
  164.                         ;;
  165.                 esac
  166.         elif [ -n "${next_tmpdir}" ] ; then
  167.                 next_tmpdir=
  168.                 tmpdiroption="--tmpdir=${arg}"
  169.                 TMPDIR=${arg}
  170.  
  171.         else
  172.                 case ${arg} in
  173.                 -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-=* )
  174.                         exec_prefix=`echo ${arg} | sed 's/^[-a-z_]*=//'`
  175.                         exec_prefixoption=${arg}
  176.                         ;;
  177.                 -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-)
  178.                         next_exec_prefix=yes
  179.                         ;;
  180.                 -gas | --g*)
  181.                         gas=yes
  182.                         ;;
  183.                 -help | --he*)
  184.                         fatal=true
  185.                         ;;
  186.                 -host=* | --host=* | --hos=* | --ho=*)
  187.                         case "${host_alias}" in
  188.                         "")
  189.                                 host_alias="`echo ${arg} | sed 's/^[-a-z]*=//'`"
  190.                                 ;;
  191.                         *)
  192.                                 echo '***' Can only configure for one host at a time.  1>&2
  193.                                 fatal=yes
  194.                                 ;;
  195.                         esac
  196.                         ;;
  197.                 -host=* | --host | --hos | --ho)
  198.                         case "${host_alias}" in
  199.                         "")
  200.                                 next_host=yes
  201.                                 ;;
  202.                         *)
  203.                                 echo '***' Can only configure for one host at a time.  1>&2
  204.                                 fatal=yes
  205.                                 ;;
  206.                         esac
  207.                         ;;
  208.                 -nfp | --nf*)
  209.                         floating_point=no
  210.                         ;;
  211.                 -norecursion | --no*)
  212.                         norecursion=true
  213.                         ;;
  214.                 -prefix=* | --prefix=* | --prefi=* | --pref=* | --pre=*)
  215.                         prefix=`echo ${arg} | sed 's/^[-a-z]*=//'`
  216.                         prefixoption=${arg}
  217.                         ;;
  218.                 -prefix | --prefix | --prefi | --pref | --pre)
  219.                         next_prefix=yes
  220.                         ;;
  221.                 -rm | --rm) removing=${arg} ;;
  222.                 -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=*)
  223.                         program_prefix=`echo ${arg} | sed 's/^[-a-z_]*=//'`
  224.                         program_prefixoption=${arg}
  225.                         ;;
  226.                 -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)
  227.                         next_program_prefix=yes
  228.                         ;;
  229.                 -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=*)
  230.                         program_suffix=`echo ${arg} | sed 's/^[-a-z_]*=//'`
  231.                         program_suffixoption=${arg}
  232.                         ;;
  233.                 -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)
  234.                         next_program_suffix=yes
  235.                         ;;
  236.                 -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=*)
  237.             arg=`echo ${arg} | sed -e 's/^[-a-z_]*=//'`
  238.                         # Double any \ or $ in the argument
  239.             if [ -n "${arg}" ] ; then
  240.                             program_transform_name="${program_transform_name} -e `echo ${arg} | sed -e 's/\\\\/\\\\\\\\/g' -e 's/\\\$/$$/g'`"
  241.             fi
  242.                         program_transform_nameoption="${program_transform_nameoption} --program-transform-name='${arg}'"
  243.                         ;;
  244.                 -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)
  245.                         next_program_transform_name=yes
  246.                         ;;
  247.                 -site=* | --site=* | --sit=* | --si=*)
  248.                         site_option=${arg}
  249.                         site=`echo ${arg} | sed 's/^[-a-z]*=//'`
  250.                         ;;
  251.                 -site | --site | --sit)
  252.                         next_site=yes
  253.                         ;;
  254.                 # remove trailing slashes.  Otherwise, when the file name gets
  255.                 # bolted into an object file as debug info, it has two slashes in
  256.                 # it.  Ordinarily this is ok, but emacs takes double slash to
  257.                 # mean "forget the first part".
  258.                 -srcdir=* | --srcdir=* | --srcdi=* | --srcd=* | --src=* | --sr=*)
  259.                         srcdir=`echo ${arg} | sed 's/^[-a-z]*=//' | sed -e 's:/$::'`
  260.                         ;;
  261.                 -srcdir | --srcdir | --srcdi | --srcd | --src | --sr)
  262.                         next_srcdir=yes
  263.                         ;;
  264.                 -target=* | --target=* | --targe=* | --targ=* | --tar=* | --ta=*)
  265.                         case "${target_alias}" in
  266.                         "") target_alias="`echo ${arg} | sed 's/^[-a-z]*=//'`" ;;
  267.                         *)
  268.                                 echo '***' Can only configure for one target at a time.  1>&2
  269.                                 fatal=yes
  270.                                 ;;
  271.                         esac
  272.                         ;;
  273.                 -target | --target | --targe | --targ | --tar | --ta)
  274.                         next_target=yes
  275.                         ;;
  276.                 -tmpdir=* | --tmpdir=* | --tmpdi=* | --tmpd=* | --tmp=* | --tm=*)
  277.                         tmpdiroption=${arg}
  278.                         TMPDIR=`echo ${arg} | sed 's/^[-a-z]*=//'`
  279.                         ;;
  280.                 -tmpdir | --tmpdir | --tmpdi | --tmpd | --tmp | --tm)
  281.                         next_tmpdir=yes
  282.                         ;;
  283.                 -v | -verbose | --v)
  284.                         redirect=
  285.                         verbose=-v
  286.                         ;;
  287.                 -version | -V | --version | --V)
  288.                         echo "This is Cygnus Configure version" `echo ${version} | sed 's/[ $:]//g'`
  289.                         exit 0
  290.                         ;;
  291.                 -with*=* | --with*=*)
  292.                         withopt=`echo ${arg} | sed 's:^-*\(with[^=]*\)=.*$:\1:;s/-/_/g'`
  293.                         withval=`echo ${arg} | sed 's:^-*with[^=]*=\(.*\)$:\1:'`
  294.                         eval $withopt="$withval"
  295.                         withoptions="$withoptions $arg"
  296.                         ;;
  297.                 -without* | --without*)
  298.                         withopt=`echo ${arg} | sed 's:^-*without:with:;s/-/_/g'`        
  299.                         eval $withopt=no
  300.                         withoutoptions="$withoutoptions $arg"
  301.                         ;;
  302.                 -with* | --with*)
  303.                         withopt=`echo ${arg} | sed 's:^-*with:with:;s/-/_/g'`
  304.                         eval $withopt=yes
  305.                         withoptions="$withoptions $arg"
  306.                         ;;
  307.                 -x | --x) ;;
  308.                 -* | --*)
  309.                         (echo ;
  310.                         echo "Unrecognized option: \"${arg}\"". ;
  311.                         echo) 1>&2
  312.                         fatal=true
  313.                         ;;
  314.                 *)
  315.                         case "${undefs}" in
  316.                         "")
  317.                                 undefs="${arg}"
  318.                                 ;;
  319.                         *)
  320.                                 echo '***' Can only configure for one host and one target at a time.  1>&2
  321.                                 fatal=yes
  322.                                 ;;
  323.                         esac
  324.                         ;;
  325.                 esac
  326.         fi
  327. done
  328.  
  329. # process host and target
  330. case "${fatal}" in
  331. "")
  332. #       # Complain if an arg is missing
  333. #       if [ -z "${host_alias}" ] ; then
  334. #               (echo ;
  335. #               echo "configure: No HOST specified." ;
  336. #               echo) 1>&2
  337. #               fatal=true
  338. #       fi
  339.  
  340. ### This is a bit twisted.
  341. ### * if all three are specified, this is an error.
  342. ### * if we have neither hosts, nor unadorned args, this is an error.
  343. ### * if no hosts are specified, then the unadorned args are hosts, but if
  344. ### there were none, this is an error.
  345. ### * if no targets are specified, then the unadorned args are targets, but if
  346. ### there were no unadorned args, then the hosts are also targets.
  347.  
  348.         if [ -n "${host_alias}" -a -n "${target_alias}" -a -n "${undefs}" ] ; then
  349.                 echo '***' Can only configure for one host and one target at a time.  1>&2
  350.                 fatal=yes
  351.         elif [ -z "${host_alias}" -a -z "${undefs}" ] ; then
  352.                 guesssys=`echo ${progname} | sed 's/configure$/config.guess/'`
  353.                 if tmp_alias=`${guesssys}` ; then
  354.                         echo "Configuring for a ${tmp_alias} host." 1>&2
  355.                         host_alias=${tmp_alias}
  356.             case "${target_alias}" in
  357.             "") target_alias=${tmp_alias} ;;
  358.             *) ;;
  359.             esac
  360.             arguments="--host=${host_alias} ${arguments}"
  361.                 else
  362.                         echo 'Config.guess failed to determine the host type.  You need to specify one.' 1>&2
  363.                         fatal=yes
  364.                 fi
  365.         else
  366.                 case "${host_alias}" in
  367.                 "") host_alias=${undefs} ;;
  368.                 *) ;;
  369.                 esac
  370.  
  371.                 case "${target_alias}" in
  372.                 "")
  373.                         case "${undefs}" in
  374.                         "")     target_alias=${host_alias} ;;
  375.                         *)      target_alias=${undefs} ;;
  376.                         esac
  377.                         ;;
  378.                 *) ;;
  379.                 esac
  380.         fi
  381.         ;;
  382. *) ;;
  383. esac
  384.  
  385. if [ -n "${fatal}" -o "${host_alias}" = "help" ] ; then
  386.         (echo "Usage: configure HOST" ;
  387.         echo ;
  388.         echo "Options: [defaults in brackets]" ;
  389.         echo " --prefix=MYDIR            configure for installation of host dependent files into MYDIR. [\"/usr/local\"]" ;
  390.         echo " --exec-prefix=MYDIR       configure for installation of host dependent files into MYDIR. [\"/usr/local\"]" ;
  391.         echo " --help                    print this message. [normal config]" ;
  392.         echo " --norecursion             configure this directory only. [recurse]" ;
  393.         echo " --program-prefix=FOO      install programs with FOO prepended to their names. [ \"\" ]" ;
  394.         echo " --program-suffix=FOO      install programs with FOO appended to their names. [ \"\" ]" ;
  395.         echo " --program-transform-name=FOO      install programs with names transformed by sed pattern FOO. [ \"\" ]" ;
  396.         echo " --site=SITE               configure with site specific makefile for SITE" ;
  397.         echo " --srcdir=DIR              find the sources in DIR. [\".\" or \"..\"]" ;
  398.         echo " --target=TARGET           configure for TARGET.  [TARGET = HOST]" ;
  399.         echo " --tmpdir=TMPDIR           create temporary files in TMPDIR.  [ TMPDIR = \"/tmp\" ]" ;
  400.         echo " --nfp                     configure the compilers default to soft floating point. [hard float]" ;
  401.         echo " --with-FOO, --with-FOO=BAR specify that FOO is available"
  402.         echo " --without-FOO             specify that FOO is NOT available"
  403.         echo ;
  404.         echo "Where HOST and TARGET are something like \"vax\", \"sun3\", \"encore\", etc." ;
  405.         echo ;
  406.         ) 1>&2
  407.         if [ -r config.status ] ; then
  408.                 cat config.status
  409.         fi
  410.  
  411.         exit 1
  412. fi
  413.  
  414. configsub=`echo ${progname} | sed 's/configure$/config.sub/'`
  415. moveifchange=`echo ${progname} | sed 's/configure$/move-if-change/'`
  416.  
  417. # this is a hack.  sun4 must always be a valid host alias or this will fail.
  418. if ${configsub} sun4 >/dev/null 2>&1 ; then
  419.         true
  420. else
  421.         echo '***' cannot find config.sub.  1>&2
  422.         exit 1
  423. fi
  424.  
  425. touch config.junk
  426. if ${moveifchange} config.junk config.trash ; then
  427.         true
  428. else
  429.         echo '***' cannot find move-if-change.  1>&2
  430.         exit 1
  431. fi
  432. rm -f config.junk config.trash
  433.  
  434. case "${srcdir}" in
  435. "")
  436.         if [ -r configure.in ] ; then
  437.                 srcdir=.
  438.         else
  439.                 if [ -r ${progname}.in ] ; then
  440.                         srcdir=`echo ${progname} | sed 's:/configure$::'`
  441.                 else
  442.                         echo '***' "Can't find configure.in.  Try using -srcdir=some_dir"  1>&2
  443.                         exit 1
  444.                 fi
  445.         fi
  446.         ;;
  447. *) ;;
  448. esac
  449.  
  450. ### warn about some conflicting configurations.
  451.  
  452. case "${srcdir}" in
  453. ".") ;;
  454. *)
  455.         if [ -f ${srcdir}/config.status ] ; then
  456.                 echo '***' Cannot configure here in \"${PWD=`pwd`}\" when \"${srcdir}\" is currently configured. 1>&2
  457.                 exit 1
  458.         fi
  459. esac
  460.  
  461. # default exec_prefix
  462. case "${exec_prefix}" in
  463. "") exec_prefix="\$(prefix)" ;;
  464. *) ;;
  465. esac
  466.  
  467. ### break up ${srcdir}/configure.in.
  468. case "`grep '^# per\-host:' ${srcdir}/configure.in`" in
  469. "")
  470.         echo '***' ${srcdir}/configure.in has no "per-host:" line. 1>&2
  471.         exit 1
  472.         ;;
  473. *) ;;
  474. esac
  475.  
  476. case "`grep '^# per\-target:' ${srcdir}/configure.in`" in
  477. "")
  478.         echo '***' ${srcdir}/configure.in has no "per-target:" line. 1>&2
  479.         exit 1
  480.         ;;
  481. *) ;;
  482. esac
  483.  
  484. case "${TMPDIR}" in
  485. "") TMPDIR=/tmp ; export TMPDIR ;;
  486. *) ;;
  487. esac
  488.  
  489. # keep this filename short for &%*%$*# 14 char file names
  490. tmpfile=${TMPDIR}/cONf$$
  491. trap "rm -f ${tmpfile}.com ${tmpfile}.tgt ${tmpfile}.hst ${tmpfile}.pos" 0
  492.  
  493. # split ${srcdir}/configure.in into common, per-host, per-target,
  494. # and post-target parts.  Post-target is optional.
  495. sed -e '/^# per\-host:/,$d' ${srcdir}/configure.in > ${tmpfile}.com
  496. sed -e '1,/^# per\-host:/d' -e '/^# per\-target:/,$d' ${srcdir}/configure.in > ${tmpfile}.hst
  497. if grep '^# post-target:' ${srcdir}/configure.in >/dev/null ; then
  498.   sed -e '1,/^# per\-target:/d' -e '/^# post\-target:/,$d' ${srcdir}/configure.in > ${tmpfile}.tgt
  499.   sed -e '1,/^# post\-target:/d' ${srcdir}/configure.in > ${tmpfile}.pos
  500. else
  501.   sed -e '1,/^# per\-target:/d' ${srcdir}/configure.in > ${tmpfile}.tgt
  502.   echo >${tmpfile}.pos
  503. fi
  504.  
  505. ### do common part of configure.in
  506.  
  507. . ${tmpfile}.com
  508.  
  509. # some sanity checks on configure.in
  510. case "${srctrigger}" in
  511. "")
  512.         echo '***' srctrigger not set in ${PWD=`pwd`}/configure.in.  1>&2
  513.         exit 1
  514.         ;;
  515. *) ;;
  516. esac
  517.  
  518. result=`${configsub} ${host_alias}`
  519. host_cpu=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\1/'`
  520. host_vendor=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\2/'`
  521. host_os=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\3/'`
  522. host=${host_cpu}-${host_vendor}-${host_os}
  523.  
  524. . ${tmpfile}.hst
  525.  
  526. result=`${configsub} ${target_alias}`
  527. target_cpu=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\1/'`
  528. target_vendor=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\2/'`
  529. target_os=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\3/'`
  530. target=${target_cpu}-${target_vendor}-${target_os}
  531.  
  532. . ${tmpfile}.tgt
  533.  
  534. # Find the source files, if location was not specified.
  535. case "${srcdir}" in
  536. "")
  537.         srcdirdefaulted=1
  538.         srcdir=.
  539.         if [ ! -r ${srctrigger} ] ; then
  540.                 srcdir=..
  541.         fi
  542.         ;;
  543. *) ;;
  544. esac
  545.  
  546. if [ ! -r ${srcdir}/${srctrigger} ] ; then
  547.         case "${srcdirdefaulted}" in
  548.         "") echo '***' "${progname}: Can't find ${srcname} sources in ${PWD=`pwd`}/${srcdir}" 1>&2 ;;
  549.         *)  echo '***' "${progname}: Can't find ${srcname} sources in ${PWD=`pwd`}/. or ${PWD=`pwd`}/.." 1>&2 ;;
  550.         esac
  551.  
  552.         echo '***' \(At least ${srctrigger} is missing.\) 1>&2
  553.         exit 1
  554. fi
  555.  
  556. # Some systems (e.g., one of the i386-aix systems the gas testers are
  557. # using) don't handle "\$" correctly, so don't use it here.
  558. tooldir='$(exec_prefix)'/${target_alias}
  559.  
  560. if [ "${host_alias}" != "${target_alias}" ] ; then
  561.     if [ "${program_prefixoption}" = "" ] ; then
  562.         if [ "${program_suffixoption}" = "" ] ; then 
  563.             if [ "${program_transform_nameoption}" = "" ] ; then
  564.                 program_prefix=${target_alias}- ;
  565.             fi
  566.         fi
  567.     fi
  568. fi
  569.  
  570. # Merge program_prefix and program_suffix onto program_transform_name
  571. # Use a double $ so that make ignores it
  572. if [ "${program_suffix}" != "" ] ; then
  573.     program_transform_name="-e s/\$\$/${program_suffix}/ ${program_transform_name}"
  574. fi
  575.  
  576. if [ "${program_prefix}" != "" ] ; then
  577.     program_transform_name="-e s/^/${program_prefix}/ ${program_transform_name}"
  578. fi
  579.  
  580. for subdir in . ${subdirs} ; do
  581.  
  582.     # ${subdir} is relative path from . to the directory we're currently
  583.     # configuring.
  584.     # ${invsubdir} is inverse of ${subdir), *with* trailing /, if needed.
  585.     invsubdir=`echo ${subdir}/ | sed -e 's|\./||g' -e 's|[^/]*/|../|g'`
  586.  
  587.     ### figure out what to do with srcdir
  588.     case "${srcdir}" in
  589.         ".")  # no -srcdir option.  We're building in place.
  590.                 makesrcdir=. ;;
  591.         /*) # absolute path
  592.                 makesrcdir=`echo ${srcdir}/${subdir} | sed -e 's|/\.$||'`
  593.                 ;;
  594.         *) # otherwise relative
  595.                 case "${subdir}" in
  596.                 .) makesrcdir=${srcdir} ;;
  597.                 *) makesrcdir=${invsubdir}${srcdir}/${subdir} ;;
  598.                 esac
  599.                 ;;
  600.     esac
  601.  
  602.     if [ "${subdir}/" != "./" ] ; then
  603.         Makefile=${subdir}/Makefile
  604.     fi
  605.  
  606.     if [ ! -d ${subdir} ] ; then
  607.         if mkdir ${subdir} ; then
  608.                 true
  609.         else
  610.                 echo '***' "${progname}: could not make ${PWD=`pwd`}/${subdir}" 1>&2
  611.                 exit 1
  612.         fi
  613.     fi
  614.  
  615.     case "${removing}" in
  616.     "")
  617.         case "${subdir}" in
  618.         .) ;;
  619.         *) eval echo Building in ${subdir} ${redirect} ;;
  620.         esac
  621.  
  622.         # FIXME Should this be done recursively ??? (Useful for e.g. gdbtest)
  623.         # Set up the list of links to be made.
  624.         # ${links} is the list of link names, and ${files} is the list of names to link to.
  625.  
  626.         # Make the links.
  627.         configlinks="${links}"
  628.         if [ -r ${subdir}/config.status ] ; then
  629.                 mv -f ${subdir}/config.status ${subdir}/config.back
  630.         fi
  631.         while [ -n "${files}" ] ; do
  632.                 # set file to car of files, files to cdr of files
  633.                 set ${files}; file=$1; shift; files=$*
  634.                 set ${links}; link=$1; shift; links=$*
  635.  
  636.                 if [ ! -r ${srcdir}/${file} ] ; then
  637.                         echo '***' "${progname}: cannot create a link \"${link}\"," 1>&2
  638.                         echo '***' "since the file \"${srcdir}/${file}\" does not exist." 1>&2
  639.                         exit 1
  640.                 fi
  641.  
  642.                 ${remove} -f ${link}
  643.                 # Make a symlink if possible, otherwise try a hard link
  644.                 ${symbolic_link} ${srcdir}/${file} ${link} 2>/dev/null || ${hard_link} ${srcdir}/${file} ${link}
  645.  
  646.                 if [ ! -r ${link} ] ; then
  647.                         echo '***' "${progname}: unable to link \"${link}\" to \"${srcdir}/${file}\"." 1>&2
  648.                         exit 1
  649.                 fi
  650.  
  651.                 echo "Linked \"${link}\" to \"${srcdir}/${file}\"."
  652.         done
  653.  
  654.         # Create a .gdbinit file which runs the one in srcdir
  655.         # and tells GDB to look there for source files.
  656.  
  657.         if [ -r ${srcdir}/${subdir}/.gdbinit ] ; then
  658.                 case ${srcdir} in
  659.                 .) ;;
  660.                 *) cat > ${subdir}/.gdbinit <<EOF
  661. # ${NO_EDIT}
  662. dir .
  663. dir ${makesrcdir}
  664. source ${makesrcdir}/.gdbinit
  665. EOF
  666.                         ;;
  667.                 esac
  668.         fi
  669.  
  670.         # Install a makefile, and make it set VPATH
  671.         # if necessary so that the sources are found.
  672.         # Also change its value of srcdir.
  673.         # NOTE: Makefile generation constitutes the majority of the time in configure.  Hence, this section has
  674.         # been somewhat optimized and is perhaps a bit twisty.
  675.  
  676.         # code is order so as to try to sed the smallest input files we know.
  677.  
  678.         # the four makefile fragments MUST end up in the resulting Makefile in this order: 
  679.         # package, target, host, and site.  so do these separately because I don't trust the
  680.         #  order of sed -e expressions.
  681.  
  682.         if [ -f ${srcdir}/${subdir}/${Makefile_in} ] ; then
  683.  
  684.             # Conditionalize for this site from "Makefile.in" (or whatever it's called) into Makefile.tem
  685.             rm -f ${subdir}/Makefile.tem
  686.               case "${site}" in
  687.               "") cp ${srcdir}/${subdir}/${Makefile_in} ${subdir}/Makefile.tem ;;
  688.               *)
  689.                       site_makefile_frag=${srcdir}/config/ms-${site}
  690.  
  691.                       if [ -f ${site_makefile_frag} ] ; then
  692.                               sed -e "/^####/  r ${site_makefile_frag}" ${srcdir}/${subdir}/${Makefile_in} \
  693.                                       > ${subdir}/Makefile.tem
  694.                       else
  695.                               cp ${srcdir}/${subdir}/${Makefile_in} ${subdir}/Makefile.tem
  696.                               site_makefile_frag=
  697.                       fi
  698.                       ;;
  699.             esac
  700.             # working copy now in ${subdir}/Makefile.tem
  701.  
  702.             # Conditionalize the makefile for this host.
  703.             rm -f ${Makefile}
  704.             case "${host_makefile_frag}" in
  705.               "") mv ${subdir}/Makefile.tem ${Makefile} ;;
  706.               *)
  707.                       if [ ! -f ${host_makefile_frag} ] ; then
  708.                               host_makefile_frag=${srcdir}/${host_makefile_frag}
  709.                       fi
  710.                       if [ -f ${host_makefile_frag} ] ; then
  711.                               sed -e "/^####/  r ${host_makefile_frag}" ${subdir}/Makefile.tem > ${Makefile}
  712.                       else
  713.                               echo '***' Expected host makefile fragment \"${host_makefile_frag}\" 1>&2
  714.                               echo '***' is missing in ${PWD=`pwd`}. 1>&2
  715.                               mv ${subdir}/Makefile.tem ${Makefile}
  716.                       fi
  717.             esac
  718.             # working copy now in ${Makefile}
  719.  
  720.             # Conditionalize the makefile for this target.
  721.             rm -f ${subdir}/Makefile.tem
  722.             case "${target_makefile_frag}" in
  723.               "") mv ${Makefile} ${subdir}/Makefile.tem ;;
  724.               *)
  725.                       if [ ! -f ${target_makefile_frag} ] ; then
  726.                               target_makefile_frag=${srcdir}/${target_makefile_frag}
  727.                       fi
  728.                       if [ -f ${target_makefile_frag} ] ; then
  729.                               sed -e "/^####/  r ${target_makefile_frag}" ${Makefile} > ${subdir}/Makefile.tem
  730.                       else
  731.                               mv ${Makefile} ${subdir}/Makefile.tem
  732.                               target_makefile_frag=
  733.                       fi
  734.                       ;;
  735.             esac
  736.             # real copy now in ${subdir}/Makefile.tem
  737.  
  738.             # Conditionalize the makefile for this package.
  739.             rm -f ${Makefile}
  740.             case "${package_makefile_frag}" in
  741.               "") mv ${subdir}/Makefile.tem ${Makefile} ;;
  742.               *)
  743.                       if [ ! -f ${package_makefile_frag} ] ; then
  744.                               package_makefile_frag=${srcdir}/${package_makefile_frag}
  745.                       fi
  746.                       if [ -f ${package_makefile_frag} ] ; then
  747.                               sed -e "/^####/  r ${package_makefile_frag}" ${subdir}/Makefile.tem > ${Makefile}
  748.                       else
  749.                               echo '***' Expected package makefile fragment \"${package_makefile_frag}\" 1>&2
  750.                               echo '***' is missing in ${PWD=`pwd`}. 1>&2
  751.                               mv ${subdir}/Makefile.tem ${Makefile}
  752.                       fi
  753.             esac
  754.             # working copy now in ${Makefile}
  755.  
  756.             mv ${Makefile} ${subdir}/Makefile.tem
  757.  
  758.             # real copy now in ${subdir}/Makefile.tem
  759.  
  760.             # prepend warning about editting, and a bunch of variables.
  761.             rm -f ${Makefile}
  762.             cat > ${Makefile} <<EOF
  763. # ${NO_EDIT}
  764. VPATH = ${makesrcdir}
  765. links = ${configlinks}
  766. host_alias = ${host_alias}
  767. host_cpu = ${host_cpu}
  768. host_vendor = ${host_vendor}
  769. host_os = ${host_os}
  770. host_canonical = ${host_cpu}-${host_vendor}-${host_os}
  771. target_alias = ${target_alias}
  772. target_cpu = ${target_cpu}
  773. target_vendor = ${target_vendor}
  774. target_os = ${target_os}
  775. target_canonical = ${target_cpu}-${target_vendor}-${target_os}
  776. EOF
  777.             case "${package_makefile_frag}" in
  778.               "") ;;
  779.               /*) echo package_makefile_frag = ${package_makefile_frag} >>${Makefile} ;;
  780.               *)  echo package_makefile_frag = ${invsubdir}${package_makefile_frag} >>${Makefile} ;;
  781.             esac
  782.  
  783.             case "${target_makefile_frag}" in
  784.               "") ;;
  785.               /*) echo target_makefile_frag = ${target_makefile_frag} >>${Makefile} ;;
  786.               *)  echo target_makefile_frag = ${invsubdir}${target_makefile_frag} >>${Makefile} ;;
  787.             esac
  788.  
  789.             case "${host_makefile_frag}" in
  790.               "") ;;
  791.               /*) echo host_makefile_frag = ${host_makefile_frag} >>${Makefile} ;;
  792.               *)  echo host_makefile_frag = ${invsubdir}${host_makefile_frag} >>${Makefile} ;;
  793.             esac
  794.  
  795.             if [ "${site_makefile_frag}" != "" ] ; then
  796.                 echo site_makefile_frag = ${invsubdir}${site_makefile_frag} >>${Makefile}
  797.             fi 
  798.  
  799.         # make sure that some sort of reasonable default exists for these 
  800.         # two variables
  801.         CXX=${CXX-"g++ -O"}
  802.         CC=${CC-cc}
  803.  
  804.             # reset prefix, exec_prefix, srcdir, SUBDIRS, NONSUBDIRS,
  805.             # remove any form feeds.
  806.             if [ -z "${subdirs}" ]; then
  807.                 rm -f ${subdir}/Makefile.tem2
  808.                 sed -e "s:^SUBDIRS[     ]*=.*$:SUBDIRS = ${configdirs}:" \
  809.                     -e "s:^NONSUBDIRS[     ]*=.*$:NONSUBDIRS = ${noconfigdirs}:" \
  810.                     ${subdir}/Makefile.tem > ${subdir}/Makefile.tem2
  811.                 rm -f ${subdir}/Makefile.tem
  812.                 mv ${subdir}/Makefile.tem2 ${subdir}/Makefile.tem
  813.             fi
  814.             sed -e "s:^prefix[     ]*=.*$:prefix = ${prefix}:" \
  815.                     -e "s:^exec_prefix[     ]*=.*$:exec_prefix = ${exec_prefix}:" \
  816.             -e "s:^SHELL[     ]*=.*$:SHELL = ${config_shell}:" \
  817.                     -e "s:^srcdir[     ]*=.*$:srcdir = ${makesrcdir}:" \
  818.                     -e "s/ //" \
  819.                     -e "s:^program_prefix[     ]*=.*$:program_prefix = ${program_prefix}:" \
  820.                     -e "s:^program_suffix[     ]*=.*$:program_suffix = ${program_suffix}:" \
  821.                     -e "s:^program_transform_name[     ]*=.*$:program_transform_name = ${program_transform_name}:" \
  822.                     -e "s:^tooldir[     ]*=.*$:tooldir = ${tooldir}:" \
  823.                     ${subdir}/Makefile.tem >> ${Makefile}
  824.             # final copy now in ${Makefile}
  825.  
  826.         else
  827.            echo "No Makefile.in found in ${srcdir}/${subdir}, unable to configure" 1>&2
  828.         fi
  829.  
  830.         rm -f ${subdir}/Makefile.tem
  831.  
  832.         case "${host_makefile_frag}" in
  833.         "") using= ;;
  834.         *) using="and \"${host_makefile_frag}\"" ;;
  835.         esac
  836.  
  837.         case "${target_makefile_frag}" in
  838.         "") ;;
  839.         *) using="${using} and \"${target_makefile_frag}\"" ;;
  840.         esac
  841.  
  842.         case "${site_makefile_frag}" in
  843.         "") ;;
  844.         *) using="${using} and \"${site_makefile_frag}\"" ;;
  845.         esac
  846.  
  847.         newusing=`echo "${using}" | sed 's/and/using/'`
  848.         using=${newusing}
  849.         echo "Created \"${Makefile}\" in" ${PWD=`pwd`} ${using}
  850.  
  851.         . ${tmpfile}.pos
  852.  
  853.         # describe the chosen configuration in config.status.
  854.         # Make that file a shellscript which will reestablish
  855.         # the same configuration.  Used in Makefiles to rebuild
  856.         # Makefiles.
  857.  
  858.         case "${norecursion}" in
  859.         "") arguments="${arguments} -norecursion" ;;
  860.         *) ;;
  861.         esac
  862.  
  863.         if [ ${subdir} = . ] ; then
  864.             echo "#!/bin/sh
  865. # ${NO_EDIT}
  866. # This directory was configured as follows:
  867. ${progname}" ${arguments}  "
  868. # ${using}" > ${subdir}/config.new
  869.         else
  870.             echo "#!/bin/sh
  871. # ${NO_EDIT}
  872. # This directory was configured as follows:
  873. cd ${invsubdir}
  874. ${progname}" ${arguments}  "
  875. # ${using}" > ${subdir}/config.new
  876.         fi
  877.         chmod a+x ${subdir}/config.new
  878.         if [ -r ${subdir}/config.back ] ; then
  879.                 mv -f ${subdir}/config.back ${subdir}/config.status
  880.         fi
  881.         ${moveifchange} ${subdir}/config.new ${subdir}/config.status
  882.         ;;
  883.  
  884.     *)  rm -f ${Makefile} ${subdir}/config.status ${links} ;;
  885.     esac
  886. done
  887.  
  888. # If there are subdirectories, then recur. 
  889. if [ -z "${norecursion}" -a -n "${configdirs}" ] ; then 
  890.         for configdir in ${configdirs} ; do
  891.  
  892.                 if [ -d ${srcdir}/${configdir} ] ; then
  893.                         eval echo Configuring ${configdir}... ${redirect}
  894.                         case "${srcdir}" in
  895.                         ".") ;;
  896.                         *)
  897.                                 if [ ! -d ./${configdir} ] ; then
  898.                                         if mkdir ./${configdir} ; then
  899.                                                 true
  900.                                         else
  901.                                                 echo '***' "${progname}: could not make ${PWD=`pwd`}/${configdir}" 1>&2
  902.                                                 exit 1
  903.                                         fi
  904.                                 fi
  905.                                 ;;
  906.                         esac
  907.  
  908.                         POPDIR=${PWD=`pwd`}
  909.                         cd ${configdir} 
  910.  
  911. ### figure out what to do with srcdir
  912.                         case "${srcdir}" in
  913.                         ".") newsrcdir=${srcdir} ;; # no -srcdir option.  We're building in place.
  914.                         /*) # absolute path
  915.                                 newsrcdir=${srcdir}/${configdir}
  916.                                 srcdiroption="-srcdir=${newsrcdir}"
  917.                                 ;;
  918.                         *) # otherwise relative
  919.                                 newsrcdir=../${srcdir}/${configdir}
  920.                                 srcdiroption="-srcdir=${newsrcdir}"
  921.                                 ;;
  922.                         esac
  923.  
  924. ### check for guested configure, otherwise fix possibly relative progname
  925.                         if [ -f ${newsrcdir}/configure ] ; then
  926.                                 recprog=${newsrcdir}/configure
  927.                         elif [ -f ${newsrcdir}/configure.in ] ; then
  928.                                 case "${progname}" in
  929.                                 /*)     recprog=${progname} ;;
  930.                                 *)      recprog=../${progname} ;;
  931.                                 esac
  932.             else
  933.                 eval echo No configuration information in ${configdir} ${redirect}
  934.                 recprog=
  935.                         fi
  936.  
  937. ### The recursion line is here.
  938.             if [ ! -z "${recprog}" ] ; then
  939.                             if eval ${config_shell} ${recprog} ${verbose} --host=${host_alias} --target=${target_alias} \
  940.                                     ${prefixoption} ${tmpdiroption} ${exec_prefixoption} \
  941.                                     ${srcdiroption} ${program_prefixoption} ${program_suffixoption} ${program_transform_nameoption} ${site_option} ${withoptions} ${withoutoptions} ${removing} ${redirect} ; then
  942.                                     true
  943.                             else
  944.                                     exit 1
  945.                             fi
  946.             fi
  947.  
  948.                         cd ${POPDIR}
  949.                 fi
  950.         done
  951. fi
  952.  
  953. exit 0
  954.  
  955. #
  956. # Local Variables:
  957. # fill-column: 131
  958. # End:
  959. #
  960.  
  961. # end of configure
  962.