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;# $Id: cosmetic.pl 20 2008-01-04 23:14:00Z rmanfredi $
;#
;# Copyright (c) 1991-1997, 2004-2006, Raphael Manfredi
;#
;# You may redistribute only under the terms of the Artistic Licence,
;# as specified in the README file that comes with the distribution.
;# You may reuse parts of this distribution only within the terms of
;# that same Artistic Licence; a copy of which may be found at the root
;# of the source tree for dist 4.0.
;#
;# $Log: cosmetic.pl,v $
;# Revision 3.0.1.3 1995/07/25 14:19:16 ram
;# patch56: added support for new -G option
;#
;# Revision 3.0.1.2 1995/01/30 14:47:52 ram
;# patch49: forgot to localize the spaces variable
;#
;# Revision 3.0.1.1 1993/11/10 17:39:10 ram
;# patch14: now also adds confmagic.h if not in MANIFEST.new already
;# patch14: new functions mani_add and mani_remove to factorize code
;#
;# Revision 3.0 1993/08/18 12:10:20 ram
;# Baseline for dist 3.0 netwide release.
;#
;#
# Update the MANIFEST.new file if necessary
sub cosmetic_update {
# Check for an "empty" config_h.SH (2 blank lines only). This test relies
# on the actual text held in Config_h.U. If the unit is modified, then the
# following might need adjustments.
local($blank_lines) = 0;
local($spaces) = 0;
open(CONF_H, 'config_h.SH') || die "Can't open config_h.SH\n";
while(<CONF_H>) {
++$blank_lines if /^$/;
}
unlink 'config_h.SH' unless $blank_lines > 3;
open(NEWMANI,$NEWMANI);
$_ = <NEWMANI>;
/(\S+\s+)\S+/ && ($spaces = length($1)); # Spaces wanted
close NEWMANI;
$spaces = 29 if ($spaces < 12); # Default value
open(NEWMANI,$NEWMANI);
$/ = "\001"; # Swallow the whole file
$_ = <NEWMANI>;
$/ = "\n";
close NEWMANI;
&mani_add('Configure', 'Portability tool', $spaces) unless /^Configure\b/m;
&mani_add('config_h.SH', 'Produces config.h', $spaces)
unless /^config_h\.SH\b/m || !-f 'config_h.SH';
&mani_add('confmagic.h', 'Magic symbol remapping', $spaces)
if $opt_M && !/^confmagic\.h\b/m;
&mani_remove('config_h.SH') if /^config_h\.SH\b/m && !-f 'config_h.SH';
&mani_remove('confmagic.h') if /^confmagic.h\b/m && !$opt_M;
if ($opt_G) { # Want a GNU-like configure wrapper
&add_configure;
&mani_add('configure', 'GNU configure-like wrapper', $spaces)
if !/^configure\s/m && -f 'configure';
} else {
&mani_remove('configure') if /^configure\s/m && !-f 'configure';
}
}
# Add file to MANIFEST.new, with properly indented comment
sub mani_add {
local($file, $comment, $spaces) = @_;
print "Adding $file to your $NEWMANI file...\n" unless $opt_s;
open(NEWMANI, ">>$NEWMANI") || warn "Can't add $file to $NEWMANI: $!\n";
local($blank) = ' ' x ($spaces - length($file));
print NEWMANI "${file}${blank}${comment}\n";
close NEWMANI;
}
# Remove file from MANIFEST.new
sub mani_remove {
local($file) = @_;
print "Removing $file from $NEWMANI...\n" unless $opt_s;
unless (open(NEWMANI, ">$NEWMANI.x")) {
warn "Can't create backup $NEWMANI copy: $!\n";
return;
}
unless (open(OLDMANI, $NEWMANI)) {
warn "Can't open $NEWMANI: $!\n";
return;
}
local($_);
while (<OLDMANI>) {
print NEWMANI unless /^$file\b/
}
close OLDMANI;
close NEWMANI;
rename("$NEWMANI.x", $NEWMANI) ||
warn "Couldn't restore $NEWMANI from $NEWMANI.x\n";
}
# Copy GNU-like configure wrapper to the package root directory
sub add_configure {
if (-f "$MC/configure") {
print "Copying GNU configure-like front end...\n" unless $opt_s;
system "cp $MC/configure ./configure";
`chmod +x configure`;
} else {
warn "Can't locate $MC/configure: $!\n";
}
}
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