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Limit the length of progress messages to less than $COLUMNS || 80 

characters so they don't wrap (which would cause them to be badly
erased).
Make good use of the 'x', the perl string multiplication operator.
Add function prototypes.
This commit is contained in:
Francois Gouget 2004-10-05 18:08:57 +00:00 committed by Alexandre Julliard
parent c2f2b990e0
commit bac042c256
1 changed files with 32 additions and 31 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

63
tools/winapi/output.pm
View File

@ -38,7 +38,7 @@ use strict;
my $stdout_isatty = -t STDOUT;
my $stderr_isatty = -t STDERR;
sub new {
sub new($) {
my $proto = shift;
my $class = ref($proto) || $proto;
my $self = {};
@ -69,24 +69,24 @@ sub DESTROY {
$self->hide_progress;
}
sub enable_progress {
sub enable_progress($) {
my $self = shift;
my $progress_enabled = \${$self->{PROGRESS_ENABLED}};
$$progress_enabled = 1;
}
sub disable_progress {
sub disable_progress($) {
my $self = shift;
my $progress_enabled = \${$self->{PROGRESS_ENABLED}};
$$progress_enabled = 0;
}
sub show_progress {
sub show_progress($) {
my $self = shift;
my $progress_enabled = \${$self->{PROGRESS_ENABLED}};
my $progress = \${$self->{PROGRESS}};
my $progress = ${$self->{PROGRESS}};
my $last_progress = \${$self->{LAST_PROGRESS}};
my $progress_count = \${$self->{PROGRESS_COUNT}};
@ -94,13 +94,18 @@ sub show_progress {
if($$progress_enabled) {
if($$progress_count > 0 && $$progress && $stderr_isatty) {
print STDERR $$progress;
$$last_progress = $$progress;
# If progress has more than $columns characters the xterm will
# scroll to the next line and our ^H characters will fail to
# erase it.
my $columns=$ENV{COLUMNS} || 80;
$progress = substr $progress,0,($columns-1);
print STDERR $progress;
$$last_progress = $progress;
}
}
}
sub hide_progress {
sub hide_progress($) {
my $self = shift;
my $progress_enabled = \${$self->{PROGRESS_ENABLED}};
my $progress = \${$self->{PROGRESS}};
@ -111,46 +116,42 @@ sub hide_progress {
if($$progress_enabled) {
if($$last_progress && $stderr_isatty) {
my $message;
for (1..length($$last_progress)) {
$message .= " ";
}
my $message=" " x length($$last_progress);
print STDERR $message;
undef $$last_progress;
}
}
}
sub update_progress {
sub update_progress($) {
my $self = shift;
my $progress_enabled = \${$self->{PROGRESS_ENABLED}};
my $progress = \${$self->{PROGRESS}};
my $progress = ${$self->{PROGRESS}};
my $last_progress = \${$self->{LAST_PROGRESS}};
if($$progress_enabled) {
# If progress has more than $columns characters the xterm will
# scroll to the next line and our ^H characters will fail to
# erase it.
my $columns=$ENV{COLUMNS} || 80;
$progress = substr $progress,0,($columns-1);
my $prefix = "";
my $suffix = "";
if($$last_progress) {
for (1..length($$last_progress)) {
$prefix .= "";
}
$prefix = "" x length($$last_progress);
my $diff = length($$last_progress)-length($$progress);
my $diff = length($$last_progress)-length($progress);
if($diff > 0) {
for (1..$diff) {
$suffix .= " ";
}
for (1..$diff) {
$suffix .= "";
}
$suffix = (" " x $diff) . ("" x $diff);
}
}
print STDERR $prefix . $$progress . $suffix;
$$last_progress = $$progress;
print STDERR $prefix, $progress, $suffix;
$$last_progress = $progress;
}
}
sub progress {
sub progress($$) {
my $self = shift;
my $progress = \${$self->{PROGRESS}};
my $last_time = \${$self->{LAST_TIME}};
@ -168,7 +169,7 @@ sub progress {
}
}
sub lazy_progress {
sub lazy_progress($$) {
my $self = shift;
my $progress = \${$self->{PROGRESS}};
my $last_time = \${$self->{LAST_TIME}};
@ -182,7 +183,7 @@ sub lazy_progress {
}
}
sub prefix {
sub prefix($$) {
my $self = shift;
my $prefix = \${$self->{PREFIX}};
my $prefix_callback = \${$self->{PREFIX_CALLBACK}};
@ -198,7 +199,7 @@ sub prefix {
}
}
sub prefix_callback {
sub prefix_callback($) {
my $self = shift;
my $prefix = \${$self->{PREFIX}};
@ -208,7 +209,7 @@ sub prefix_callback {
$$prefix_callback = shift;
}
sub write {
sub write($$) {
my $self = shift;
my $message = shift;