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fix download.pl for weird 'which' implementations
[openwrt/.git]
/
scripts
/
download.pl
diff --git
a/scripts/download.pl
b/scripts/download.pl
index f636cca7eb3fa1d9d4c7128cc6b7f513d46a22b3..c29b5fe78e331dbcae809a281746467db0c47a3a 100755
(executable)
--- a/
scripts/download.pl
+++ b/
scripts/download.pl
@@
-18,8
+18,17
@@
my $ok;
@ARGV > 0 or die "Syntax: $0 <target dir> <filename> <md5sum> <mirror> [<mirror> ...]\n";
@ARGV > 0 or die "Syntax: $0 <target dir> <filename> <md5sum> <mirror> [<mirror> ...]\n";
-my $md5cmd = `which md5sum`;
-$md5cmd or $md5cmd = `which md5`;
+sub which($) {
+ my $prog = shift;
+ my $res = `which $prog`;
+ $res or return undef;
+ $res =~ /^no / and return undef;
+ $res =~ /not found/ and return undef;
+ return $res;
+}
+
+my $md5cmd = which("md5sum");
+$md5cmd or $md5cmd = which("md5");
$md5cmd or die 'no md5 checksum program found, please install md5 or md5sum';
chomp $md5cmd;
$md5cmd or die 'no md5 checksum program found, please install md5 or md5sum';
chomp $md5cmd;