contrib/ncurses-5.4/convert_configure.pl

   1 extproc perl -S -w
   2
   3 # The converted script is written to stdout, so run this script as
   4 #    convert_configure configure > configure.cmd
   5 #
   6 # When the converted script runs, it expects that /tmp dir is
   7 # available (so we create it).
   8 #
   9 # run the result like this:
  10 #    .\configure
  11
  12 # Some frequent manual intervention:
  13 # a) Some makefiles hardwire SHELL = /bin/sh ==> change to: sh
  14 # b) Some makefiles recognize that exe files terminate on .exe
  15 #    You need to give this script -no-zexe option...
  16
  17 shift, $no_zexe = 1 if @ARGV and $ARGV[0] eq '-no-zexe';
  18
  19 mkdir '/tmp', 0777 unless -d '/tmp';
  20
  21 print <<EOF;
  22 extproc sh
  23
  24 EOF
  25
  26 print <<EOF unless $no_zexe;
  27 # Make sensible defaults:
  28 CC="gcc -Zexe -Zmt"
  29 export CC
  30 CXX="gcc -Zexe -Zmt"
  31 export CXX
  32 #GCCOPT="$GCCOPT -Zexe"
  33 #export GCCOPT
  34 EOF
  35
  36 print <<EOF;
  37 CONFIG_SHELL=sh
  38 export CONFIG_SHELL
  39
  40 # Optimization (GNU make 3.74 cannot be loaded :-():
  41 emxload -m 30 sh.exe ls.exe tr.exe id.exe sed.exe # make.exe
  42 emxload -m 30 grep.exe egrep.exe fgrep.exe cat.exe rm.exe mv.exe cp.exe
  43 emxload -m 30 uniq.exe basename.exe sort.exe awk.exe echo.exe
  44
  45
  46 EOF
  47
  48 $checking_path = 0;
  49
  50 while (<>) {
  51   if (/for\s+(\w+)\s+in\s*\$(PATH|ac_dummy)\s*;/) {
  52     $checking_path = 1;
  53     $varname = $1;
  54     $subst= <<EOS
  55 $varname="`echo -E \\"\$$varname\\" | tr \\\\\\\\\\\\\\\\ / `"
  56 EOS
  57   }
  58   if (/if\s+test\s+-z\s+\"\$INSTALL\"/) {
  59     $checking_install = 1;
  60   }
  61   $checking_install = $checking_path = 0 if /^\s*done\s*$/;
  62   # We want to create an extra line like this one:
  63 #   ac_dir="`echo -E \"$ac_dir\" | tr \\\\\\\\ / `"
  64   s{^((\s*)if\s+test)\s*-f\s*(\$$varname/\S+)\s*;}
  65    {$2$subst$1 -f $3 -o -f $3.exe ;}
  66       if $checking_path;        # Checking for executables
  67   # change |/usr/sbin/*| to |/usr/sbin/*|?:[\\/]os2[\\/]install[\\/]*|
  68   # in the list of things to skip (with both cases)
  69   s{\Q|/usr/sbin/*|}
  70    {|/usr/sbin/*|?:[\\\\/]os2[\\\\/]install[\\\\/]*|?:[\\\\/]OS2[\\\\/]INSTALL[\\\\/]*|}
  71       if $checking_install;     # Do not accept d:/os2/install/install.exe
  72   s/^(host|build)=NONE$/$1=x86-emx-os2/;        # Make default host/build
  73   s/"\$\{IFS}:"$/"\${IFS};"/;   # Fix IFS line
  74   s/\bIFS=\":\"$/IFS=";"/;      # Fix another IFS line
  75   s/\btest\s+-s\s+conftest\b/test -f conftest/g; # Fix exe test
  76   # This one is needed for curses:
  77   s/^\s*host=`.*\$ac_config_sub \$host_alias`/$&\nif test -z "\$host"; then host=\$host_alias; fi/;
  78   s,/bin/sh(?![/\w]),sh,g;
  79   s,^(\s*/usr/sbin/sendmail\s*)\\$,$1 "`whence sendmail | tr '\\\\\\\\' / `" \\,;
  80   print;
  81 }
  82
  83 __END__
  84
  85 Changes:        98/11 : support check for executables in ncurses.
  86                 99/2  : support INSTALL,
  87                         new IFS=':' style
  88                 99/11 : find sendmail
  89                 00/01 : export CONFIG_SHELL
  90                 00/10 : new syntax for host=`...` line