diff options
Diffstat (limited to 'qemu/scripts/switch-timer-api')
| -rwxr-xr-x | qemu/scripts/switch-timer-api | 178 |
1 files changed, 0 insertions, 178 deletions
diff --git a/qemu/scripts/switch-timer-api b/qemu/scripts/switch-timer-api deleted file mode 100755 index b0e230b9f..000000000 --- a/qemu/scripts/switch-timer-api +++ /dev/null @@ -1,178 +0,0 @@ -#!/usr/bin/perl - -use strict; -use warnings; -use Getopt::Long; -use FindBin; - -my @legacy = qw(qemu_clock_ptr qemu_get_clock_ns qemu_get_clock_ms qemu_register_clock_reset_notifier qemu_unregister_clock_reset_notifier qemu_new_timer qemu_free_timer qemu_del_timer qemu_mod_timer_ns qemu_mod_timer qemu_run_timers qemu_new_timer_ns qemu_new_timer_us qemu_new_timer_ms); -my $legacyre = '\b('.join('|', @legacy).')\b'; -my $option_git; -my $option_dryrun; -my $option_quiet; -my $option_rtc; -my $suffix=".tmp.$$"; -my @files; -my $getfiles = 'git grep -l -E \'\b((host|rt|vm|rtc)_clock\b|qemu_\w*timer)\' | egrep \'\.[ch]$\' | egrep -v \'qemu-timer\.c$|include/qemu/timer\.h$\''; - -sub Syntax -{ - print STDERR <<STOP; -Usage: $FindBin::Script [options] FILE ... - -Translate each FILE to the new QEMU timer API. If no files -are passed, a reasonable guess is taken. - -Options: - -q, --quiet Do not show warnings etc - -d, --dry-run Do a dry run - -g, --git Generate a git commit for each change - -r, --rtc Only fix up rtc usage - -h, --help Print this message - -STOP -return; -} - -sub ParseOptions -{ - if (!GetOptions ( - "dry-run|d" => \$option_dryrun, - "git|g" => \$option_git, - "quiet|q" => \$option_quiet, - "rtc|r" => \$option_rtc, - "help|h" => sub { Syntax(); exit(0); } - )) - { - Syntax(); - die "Bad options"; - } - - if ($#ARGV >=0) - { - @files = @ARGV; - } - else - { - @files = split(/\s+/, `$getfiles`); - } - - foreach my $file (@files) - { - die "Cannot find $file" unless (-f $file && -r $file); - } -} - -sub DoWarn -{ - my $text = shift @_; - my $line = shift @_; - return if ($option_quiet); - chomp ($line); - print STDERR "$text\n"; - print STDERR "$line\n\n"; -} - -sub Process -{ - my $ifn = shift @_; - my $ofn = $ifn.$suffix; - - my $intext; - my $outtext; - my $linenum = 0; - - open my $input, "<", $ifn || die "Cannot open $ifn for read: $!"; - - while (<$input>) - { - my $line = $_; - $intext .= $line; - $linenum++; - - # fix the specific uses - unless ($option_rtc) - { - $line =~ s/\bqemu_new_timer(_[num]s)\s*\((vm_|rt_|host_)clock\b/timer_new$1(XXX_$2clock/g; - $line =~ s/\bqemu_new_timer\s*\((vm_|rt_|host_)clock\b/timer_new(XXX_$1clock/g; - $line =~ s/\bqemu_get_clock(_[num]s)\s*\((vm_|rt_|host_)clock\b/qemu_clock_get$1(XXX_$2clock/g; - } - - # rtc is different - $line =~ s/\bqemu_new_timer(_[num]s)\s*\(rtc_clock\b/timer_new$1(rtc_clock/g; - $line =~ s/\bqemu_new_timer\s*\(rtc_clock\b/timer_new(rtc_clock/g; - $line =~ s/\bqemu_get_clock(_[num]s)\s*\(rtc_clock\b/qemu_clock_get$1(rtc_clock/g; - $line =~ s/\bqemu_register_clock_reset_notifier\s*\(rtc_clock\b/qemu_register_clock_reset_notifier(qemu_clock_ptr(rtc_clock)/g; - - unless ($option_rtc) - { - # fix up comments - $line =~ s/\b(vm_|rt_|host_)clock\b/XXX_$1clock/g if ($line =~ m,^[/ ]+\*,); - - # spurious fprintf error reporting - $line =~ s/: qemu_new_timer_ns failed/: timer_new_ns failed/g; - - # these have just changed name - $line =~ s/\bqemu_mod_timer\b/timer_mod/g; - $line =~ s/\bqemu_mod_timer_(ns|us|ms)\b/timer_mod_$1/g; - $line =~ s/\bqemu_free_timer\b/timer_free/g; - $line =~ s/\bqemu_del_timer\b/timer_del/g; - } - - # fix up rtc_clock - $line =~ s/QEMUClock \*rtc_clock;/QEMUClockType rtc_clock;/g; - $line =~ s/\brtc_clock = (vm_|rt_|host_)clock\b/rtc_clock = XXX_$1clock/g; - - unless ($option_rtc) - { - # replace any more general uses - $line =~ s/\b(vm_|rt_|host_)clock\b/qemu_clock_ptr(XXX_$1clock)/g; - } - - # fix up the place holders - $line =~ s/\bXXX_vm_clock\b/QEMU_CLOCK_VIRTUAL/g; - $line =~ s/\bXXX_rt_clock\b/QEMU_CLOCK_REALTIME/g; - $line =~ s/\bXXX_host_clock\b/QEMU_CLOCK_HOST/g; - - unless ($option_rtc) - { - DoWarn("$ifn:$linenum WARNING: timer $1 not fixed up", $line) if ($line =~ /\b((vm_|rt_|host_)clock)\b/); - DoWarn("$ifn:$linenum WARNING: function $1 not fixed up", $line) if ($line =~ /\b(qemu_new_timer\w+)\b/); - DoWarn("$ifn:$linenum WARNING: legacy function $1 remains", $line) if ($line =~ /$legacyre/o); - } - - $outtext .= $line; - } - - close $input; - - if ($intext ne $outtext) - { - print STDERR "Patching $ifn\n" unless ($option_quiet); - unless ($option_dryrun) - { - open my $output, ">", $ofn || die "Cannot open $ofn for write: $!"; - print $output $outtext; - close $output; - rename ($ofn, $ifn) || die "Cannot rename temp file to $ifn: $!"; - return 1; - } - } - return 0; -} - -sub DoCommit -{ - my $file = shift @_; - open (my $git, "| git commit -F - $file") || die "Cannot run git commit on $file: $!"; - print $git "timers api: use new timer api in $file\n\nConvert $file to use new timer API.\nThis is an automated commit made by scripts/switch-timer-api\n"; - close ($git); -} - -ParseOptions; - -foreach my $file (@files) -{ - my $changed = Process ($file); - DoCommit($file) if ($changed && $option_git); -} |