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authorFelix Fietkau <nbd@nbd.name>2016-12-16 13:34:37 +0100
committerFelix Fietkau <nbd@nbd.name>2016-12-17 10:36:45 +0100
commitd49059693b752f6bca398073c1f0d0908e3d9b80 (patch)
tree85280f23f45832f5b7db32a3d7e011610a920f14 /scripts
parent7a315b0b5d6aa91695853a8647383876e4b49a7a (diff)
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build: add FIXUP option for make check
This will attempt to automatically fix common mistakes like using MD5 instead of SHA256, using the MD5SUM variable instead of HASH, or even a missing mirror file hash. Signed-off-by: Felix Fietkau <nbd@nbd.name>
Diffstat (limited to 'scripts')
-rwxr-xr-xscripts/fixup-makefile.pl135
1 files changed, 135 insertions, 0 deletions
diff --git a/scripts/fixup-makefile.pl b/scripts/fixup-makefile.pl
new file mode 100755
index 0000000000..9026ddcce4
--- /dev/null
+++ b/scripts/fixup-makefile.pl
@@ -0,0 +1,135 @@
+#!/usr/bin/env perl
+use strict;
+
+my $error;
+my %state;
+
+sub usage() {
+die <<EOF;
+Usage: $0 <file> <command> [<arguments>]
+
+Commands:
+add-hash <variable> <value>
+fix-hash <variable> <value>
+rename-var <variable> <name>
+
+EOF
+}
+
+sub set_var($) {
+ my $var = shift;
+
+ $state{var} = $var;
+ if ($var =~ /(.*):(.*)/) {
+ $state{template} = $1;
+ $state{var} = $2;
+ $state{related_var} = "URL";
+ } else {
+ $state{context} = 1;
+ $state{related_var} = "PKG_SOURCE";
+ }
+}
+
+my %check_command = (
+ "add-hash" => sub {
+ set_var($ARGV[0]);
+
+ $state{value} = $ARGV[1];
+ length($ARGV[1]) == 64 or die "Invalid hash value\n";
+ },
+ "fix-hash" => sub {
+ set_var($ARGV[0]);
+
+ $state{value} = $ARGV[1];
+ $state{prev_value} = $ARGV[2];
+
+ length($ARGV[1]) == 64 or die "Invalid hash value\n";
+ },
+ "rename-var" => sub {
+ set_var($ARGV[0]);
+ $state{new_var} = $ARGV[1];
+ $state{new_var} =~ s/.*://g;
+ },
+);
+
+sub check_context($) {
+ my $line = shift;
+ return unless $state{template};
+
+ $state{next} and do {
+ $state{context} = 1;
+ undef $state{next};
+ return;
+ };
+
+ if (not $state{context}) {
+ $line =~ /^\s*define\s+$state{template}/ and $state{next} = 1;
+ } else {
+ $line =~ /^\s*endef/ and do {
+ $state{done} = 1;
+ undef $state{context};
+ }
+ }
+}
+
+my %commands = (
+ "add-hash" => sub {
+ my $line = shift;
+ check_context($line);
+ return $line unless $state{context};
+
+ # skip existing hash variable
+ return "" if $line =~ /^(\s*)$state{var}(\s*):?=(\s*)(.*)\n/;
+
+ # insert md5sum after related variable
+ return $line unless $line =~ /^(\s*)$state{related_var}(\s*):?=(\s*)(.*)\n/;
+ return "$line$1$state{var}$2:=$3$state{value}\n";
+ },
+ "fix-hash" => sub {
+ my $line = shift;
+ check_context($line);
+ return $line unless $state{context};
+ return $line unless $line =~ /^(\s*)$state{var}(\s*):?=(\s*)(.*)$state{prev_value}(.*)\n/;
+ $state{done} = 1;
+ $4 =~ /\$/ and do {
+ warn "$state{var} contains a reference to another variable, can't fix automatically\n";
+ return $line;
+ };
+ return "$1$state{var}$2:=$3$state{value}\n";
+ },
+ "rename-var" => sub {
+ my $line = shift;
+ check_context($line);
+ return $line unless $state{context};
+ return $line unless $line =~ /^(\s*)$state{var}(\s*:?=.*)\n/;
+ return "$1$state{new_var}$2\n";
+ },
+);
+
+my $file = shift @ARGV;
+my $command = shift @ARGV;
+
+($file and $command and $check_command{$command}) or usage;
+&{$check_command{$command}}();
+
+-f $file or die "File $file not found\n";
+
+open IN, "<${file}" or die "Cannot open input file\n";
+open OUT, ">${file}.new" or die "Cannot open output file\n";
+
+my $cmd = $commands{$command};
+while (my $line = <IN>) {
+ $line = &$cmd($line) unless $state{done};
+ print OUT $line;
+ last if $error;
+}
+
+close OUT;
+close IN;
+
+$error and do {
+ unlink "${file}.new";
+ exit 1;
+};
+
+rename "${file}.new", "$file";