Files
rtems/tools/update/word-replace.in
Joel Sherrill 11cfb6f7f6 Patch from Ralf Corsepius <corsepiu@faw.uni-ulm.de>:
1. Rtems contains some perl scripts that use hard-coded paths to
      /usr/bin/perl or /usr/local/bin/perl I have already fixed these
      problems by adding some checks to configure.in.   While doing this,
      I also cleaned up some more autoconf related problems for generating
      shell scripts.  This patch might seem a bit scary to you, but I am
      quite confident it won't break something (I've been testing it for
      almost a week now, however it might introduce typos for a limited
      number configurations I don't have access to - But it shouldn't be
      a problem for you to test them :-).

   I expect to get this finished tonight, hence you will very likely
   have the patch when you get up tomorrow.

   Changes:

   * Check for PERL and disable all PERL scripts if perl wasn't found.
   * Generate all KSHELL-scripts with autoconf instead of make-script
   * Automatic dependency handling for autoconf generated KSHELL or PERL
     scripts (make/rtems.cfg)

   Notes:
   * this patch contains new files and deletes some other files.
   * The patch is relative to rtems-4.0.0-beta4 with my previous
     rtems-rc-981014-1.diff patch applied.

   Testing:
      I tested it with sh-rtems and posix under linux. Now all targets
      which are touched by this patch and which are not used while building
      for sh-rtems and posix still need to be tested. AFAIS, only the
      sparc/erc32 BSP should be affected by this criterion. And if you
      like to, you should also consider testing it on a Cygwin32 and a
      Solaris host for one arbitrary BSP.
1998-10-14 20:19:30 +00:00

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#!@PERL@
#
# $Id$
#
eval "exec @PERL@ -S $0 $*"
if $running_under_some_shell;
require 'getopts.pl';
&Getopts("p:vh"); # help, pattern file, verbose,
if ($opt_h || ! $opt_p) {
print STDERR <<NO_MORE_HELP;
word-replace
Replace *words* with patterns. Pattern file specifies which patterns
to replace on each line. All patterns are wrapped with perl \\b regexp
specifiers.
Usage: $0 [-v] -p pattern-file files to replace
-v -- possibly more verbose
-p file -- pattern file
-h -- help
anything else == this help message
Pattern file looks like this:
# Example:
# ignores all lines with beginning with # or not exactly 2 fields
_Dorky_Name rtems_dorky_name # comments, and blank lines are cool
_Dorky_Name2 rtems_dorky_name2 # comments, and blank lines are cool
NO_MORE_HELP
exit 0;
}
$verbose = $opt_v;
$pattern_file = $opt_p;
# make standard outputs unbuffered (so the '.'s come out ok)
$oldfh = select(STDERR); $| = 1; select($oldfh);
$oldfh = select(STDOUT); $| = 1; select($oldfh);
# pull in the patterns
open(PATTERNS, "<$pattern_file") ||
die "could not open $pattern_file: $!, crapped out at";
foreach (<PATTERNS>)
{
chop;
s/#.*//;
next if /^$/;
($orig, $new, $junk, @rest) = split;
next if ( ! $orig || ! $new || $junk); # <2 or >2 patterns
die "pattern appears 2x: '$orig' in '$pattern_file'--" if defined($patterns{$orig});
$patterns{$orig} = $new;
}
close PATTERNS;
# walk thru each line in each file
foreach $file (@ARGV)
{
print "$file\t";
open (INFILE, "<$file") ||
die "could not open input file $file: $!";
$outfile = $file . ".fixed";;
open (OUTFILE, ">$outfile") ||
die "could not open output file $outfile: $!";
while (<INFILE>)
{
study; # maybe make s/// faster
foreach $key (keys %patterns)
{
if ( s/\b$key\b/$patterns{$key}/ge )
{
print ".";
}
}
print OUTFILE $_;
}
print "\n";
close INFILE;
close OUTFILE;
}