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plan9: remove "use" function and calls from generated code.

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Update mksyscall.pl to skip generating calls to "use".

See issue https://golang.org/issue/16607
and CL https://golang.org/cl/36616

Change-Id: Id36614fce5d98a8538edf4f4a7276e650b99b839
Reviewed-on: https://go-review.googlesource.com/c/156437
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
Reviewed-by: Tobias Klauser <tobias.klauser@gmail.com>
Run-TryBot: Brad Fitzpatrick <bradfitz@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
This commit is contained in:
Visweswara R
2019-01-05 16:57:16 +00:00
committed by Tobias Klauser
parent 82a175fd15
commit badf558520
3 changed files with 0 additions and 26 deletions
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plan9/mksyscall.pl
-6
View File
@@ -132,7 +132,6 @@ while(<>) {
# Prepare arguments to Syscall.
my @args = ();
my @uses = ();
my $n = 0;
foreach my $p (@in) {
my ($name, $type) = parseparam($p);
@@ -143,14 +142,12 @@ while(<>) {
$text .= "\t_p$n, $errvar = BytePtrFromString($name)\n";
$text .= "\tif $errvar != nil {\n\t\treturn\n\t}\n";
push @args, "uintptr(unsafe.Pointer(_p$n))";
push @uses, "use(unsafe.Pointer(_p$n))";
$n++;
} elsif($type eq "string") {
print STDERR "$ARGV:$.: $func uses string arguments, but has no error return\n";
$text .= "\tvar _p$n *byte\n";
$text .= "\t_p$n, _ = BytePtrFromString($name)\n";
push @args, "uintptr(unsafe.Pointer(_p$n))";
push @uses, "use(unsafe.Pointer(_p$n))";
$n++;
} elsif($type =~ /^\[\](.*)/) {
# Convert slice into pointer, length.
@@ -281,9 +278,6 @@ while(<>) {
} else {
$text .= "\t$ret[0], $ret[1], $ret[2] := $call\n";
}
foreach my $use (@uses) {
$text .= "\t$use\n";
}
$text .= $body;
if ($plan9 && $ret[2] eq "e1") {