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-rwxr-xr-xscripts/download.pl33
1 files changed, 17 insertions, 16 deletions
diff --git a/scripts/download.pl b/scripts/download.pl
index ad4fde7333..47a0f44beb 100755
--- a/scripts/download.pl
+++ b/scripts/download.pl
@@ -70,29 +70,30 @@ sub hash_cmd() {
return undef;
}
+sub tool_present {
+ my $tool_name = shift;
+ my $compare_line = shift;
+ my $present = 0;
+
+ if (open TOOL, "$tool_name --version 2>/dev/null |") {
+ if (defined(my $line = readline TOOL)) {
+ $present = 1 if $line =~ /^$compare_line /;
+ }
+ close TOOL;
+ }
+
+ return $present
+}
+
sub download_cmd {
my $url = shift;
- my $have_curl = 0;
- my $have_aria2c = 0;
my $filename = shift;
my $additional_mirrors = join(" ", map "$_/$filename", @_);
my @chArray = ('a'..'z', 'A'..'Z', 0..9);
my $rfn = join '', "${filename}_", map{ $chArray[int rand @chArray] } 0..9;
- if (open CURL, '-|', 'curl', '--version') {
- if (defined(my $line = readline CURL)) {
- $have_curl = 1 if $line =~ /^curl /;
- }
- close CURL;
- }
- if (open ARIA2C, '-|', 'aria2c', '--version') {
- if (defined(my $line = readline ARIA2C)) {
- $have_aria2c = 1 if $line =~ /^aria2 /;
- }
- close ARIA2C;
- }
- if ($have_aria2c) {
+ if (tool_present('aria2c', 'aria2')) {
@mirrors=();
return join(" ", "[ -d $ENV{'TMPDIR'}/aria2c ] || mkdir $ENV{'TMPDIR'}/aria2c;",
"touch $ENV{'TMPDIR'}/aria2c/${rfn}_spp;",
@@ -103,7 +104,7 @@ sub download_cmd {
"-d $ENV{'TMPDIR'}/aria2c -o $rfn;",
"cat $ENV{'TMPDIR'}/aria2c/$rfn;",
"rm $ENV{'TMPDIR'}/aria2c/$rfn $ENV{'TMPDIR'}/aria2c/${rfn}_spp");
- } elsif ($have_curl) {
+ } elsif (tool_present('curl', 'curl')) {
return (qw(curl -f --connect-timeout 20 --retry 5 --location),
$check_certificate ? () : '--insecure',
shellwords($ENV{CURL_OPTIONS} || ''),