syncfiles.pl: allow for multiple synced sections

Allow for multiple sections of Makefiles to be synchronized; the
intent is to use this to synchronize the Perl file generation rules.

Signed-off-by: H. Peter Anvin <hpa@zytor.com>
This commit is contained in:
H. Peter Anvin 2017-04-03 10:45:33 -07:00
parent 526a6c7390
commit 2956abbbf9

View file

@ -60,7 +60,7 @@ sub do_transform($$) {
return $l;
}
@file_list = ();
undef %line_lists;
$first = 1;
$first_file = $ARGV[0];
@ -80,13 +80,16 @@ foreach $file (@ARGV) {
# Read and process the file
seek(FILE,0,0);
@lines = ();
$processing = 0;
undef $processing;
while (defined($line = <FILE>)) {
chomp $line;
if ($processing) {
if ($line eq '#-- End File Lists --#') {
if (defined($processing)) {
if ($line =~ /^\#-- End ([^-\#]*[^-#\s]) --\#$/) {
if ($1 ne $processing) {
die "$0: $file: Mismatched Begin and End lines (\"$processing\" -> \"$1\"\n";
}
push(@lines, $line."\n");
$processing = 0;
undef $processing;
} elsif ($first) {
my $xl = $line;
my $oe = "\Q$hints{'object-ending'}";
@ -96,16 +99,24 @@ foreach $file (@ARGV) {
$xl =~ s/${oe}(\s|$)/\x01$1/g;
$xl =~ s/${ps}/\x02/g;
$xl =~ s/${cn}$/\x03/;
push(@file_list, $xl);
push(@{$line_lists{$processing}}, $xl);
push(@lines, $line);
}
} else {
push(@lines, $line."\n");
if ($line eq '#-- Begin File Lists --#') {
$processing = 1;
if (!$first) {
if ($line =~ '#-- Begin ([^-\#]*[^-#\s]) --#') {
$processing = $1;
if ($first) {
if (defined($line_lists{$processing})) {
die "$0: $file: Repeated Begin block: $processing\n";
}
$line_lists{$processing} = [];
} elsif (!$first) {
if (!defined($line_lists{$processing})) {
die "$0: $file: Begin block without template\n";
}
push(@lines, "# Edit in $first_file, not here!\n");
foreach $l (@file_list) {
foreach $l (@{$line_lists{$processing}}) {
push(@lines, do_transform($l, \%hints)."\n");
}
}