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* [PATCH 00/13] trivial: Detect and remove superfluous semicolons in C code
@ 2020-02-18  9:37 Philippe Mathieu-Daudé
  2020-02-18  9:37 ` [PATCH 01/13] scripts/checkpatch.pl: Detect superfluous semicolon " Philippe Mathieu-Daudé
  2020-02-18  9:41 ` [PATCH 00/13] trivial: Detect and remove superfluous semicolons " Philippe Mathieu-Daudé
  0 siblings, 2 replies; 4+ messages in thread
From: Philippe Mathieu-Daudé @ 2020-02-18  9:37 UTC (permalink / raw)
  To: qemu-devel
  Cc: Fam Zheng, Peter Maydell, Michael Tokarev, Yuval Shaia,
	Gerd Hoffmann, Edgar E. Iglesias, qemu-block, Juan Quintela,
	qemu-trivial, Philippe Mathieu-Daudé,
	Laurent Vivier, Thomas Huth, Eduardo Habkost, Alistair Francis,
	Julia Suvorova, Dr. David Alan Gilbert, Alex Williamson,
	qemu-arm, Stefan Hajnoczi, Aarushi Mehta, Richard Henderson,
	Kevin Wolf, Thomas Huth, Laurent Vivier, Max Reitz,
	Paolo Bonzini, Luc Michel

Luc noticed a superfluous trailing semicolon:
https://lists.gnu.org/archive/html/qemu-devel/2020-02/msg04593.html

Prevent that by modifying checkpatch.pl and clean the codebase.

Philippe Mathieu-Daudé (13):
  scripts/checkpatch.pl: Detect superfluous semicolon in C code
  audio/alsaaudio: Remove superfluous semicolons
  block: Remove superfluous semicolons
  block/io_uring: Remove superfluous semicolon
  hw/arm/xlnx-versal: Remove superfluous semicolon
  hw/m68k/next-cube: Remove superfluous semicolon
  hw/scsi/esp: Remove superfluous semicolon
  hw/vfio/display: Remove superfluous semicolon
  migration/multifd: Remove superfluous semicolon
  ui/input-barrier: Remove superfluous semicolon
  target/i386/whpx: Remove superfluous semicolon
  tests/qtest/libqos/qgraph: Remove superfluous semicolons
  contrib/rdmacm-mux: Remove superfluous semicolon

 audio/alsaaudio.c           | 4 ++--
 block.c                     | 4 ++--
 block/io_uring.c            | 2 +-
 contrib/rdmacm-mux/main.c   | 2 +-
 hw/arm/xlnx-versal-virt.c   | 2 +-
 hw/m68k/next-cube.c         | 2 +-
 hw/scsi/esp.c               | 2 +-
 hw/vfio/display.c           | 2 +-
 migration/multifd.c         | 2 +-
 target/i386/whpx-all.c      | 2 +-
 tests/qtest/libqos/qgraph.c | 4 ++--
 ui/input-barrier.c          | 2 +-
 scripts/checkpatch.pl       | 5 +++++
 13 files changed, 20 insertions(+), 15 deletions(-)

-- 
2.21.1



^ permalink raw reply	[flat|nested] 4+ messages in thread

* [PATCH 01/13] scripts/checkpatch.pl: Detect superfluous semicolon in C code
  2020-02-18  9:37 [PATCH 00/13] trivial: Detect and remove superfluous semicolons in C code Philippe Mathieu-Daudé
@ 2020-02-18  9:37 ` Philippe Mathieu-Daudé
  2020-02-18  9:41 ` [PATCH 00/13] trivial: Detect and remove superfluous semicolons " Philippe Mathieu-Daudé
  1 sibling, 0 replies; 4+ messages in thread
From: Philippe Mathieu-Daudé @ 2020-02-18  9:37 UTC (permalink / raw)
  To: qemu-devel
  Cc: Fam Zheng, Peter Maydell, Michael Tokarev, Yuval Shaia,
	Gerd Hoffmann, Edgar E. Iglesias, qemu-block, Juan Quintela,
	qemu-trivial, Philippe Mathieu-Daudé,
	Laurent Vivier, Thomas Huth, Eduardo Habkost, Alistair Francis,
	Julia Suvorova, Dr. David Alan Gilbert, Alex Williamson,
	qemu-arm, Stefan Hajnoczi, Aarushi Mehta, Richard Henderson,
	Kevin Wolf, Thomas Huth, Laurent Vivier, Max Reitz,
	Paolo Bonzini, Luc Michel

Display error when a commit contains superfluous semicolon:

  $ git show 6663a0a3376 | scripts/checkpatch.pl -q -
  ERROR: superfluous trailing semicolon
  #276: FILE: block/io_uring.c:186:
  +                ret = -ENOSPC;;
  total: 1 errors, 1 warnings, 485 lines checked

Reported-by: Luc Michel <luc.michel@greensocs.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
---
Cc: Paolo Bonzini <pbonzini@redhat.com>
---
 scripts/checkpatch.pl | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index ce43a306f8..11512a8a09 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -1830,6 +1830,11 @@ sub process {
 			ERROR("suspicious ; after while (0)\n" . $herecurr);
 		}
 
+# Check superfluous trailing ';'
+		if ($line =~ /;;$/) {
+			ERROR("superfluous trailing semicolon\n" . $herecurr);
+		}
+
 # Check relative indent for conditionals and blocks.
 		if ($line =~ /\b(?:(?:if|while|for)\s*\(|do\b)/ && $line !~ /^.\s*#/ && $line !~ /\}\s*while\s*/) {
 			my ($s, $c) = ($stat, $cond);
-- 
2.21.1



^ permalink raw reply related	[flat|nested] 4+ messages in thread

* Re: [PATCH 00/13] trivial: Detect and remove superfluous semicolons in C code
  2020-02-18  9:37 [PATCH 00/13] trivial: Detect and remove superfluous semicolons in C code Philippe Mathieu-Daudé
  2020-02-18  9:37 ` [PATCH 01/13] scripts/checkpatch.pl: Detect superfluous semicolon " Philippe Mathieu-Daudé
@ 2020-02-18  9:41 ` Philippe Mathieu-Daudé
  1 sibling, 0 replies; 4+ messages in thread
From: Philippe Mathieu-Daudé @ 2020-02-18  9:41 UTC (permalink / raw)
  To: qemu-devel
  Cc: Fam Zheng, Peter Maydell, Michael Tokarev, Yuval Shaia,
	Gerd Hoffmann, Edgar E. Iglesias, qemu-block, Juan Quintela,
	qemu-trivial, Laurent Vivier, Thomas Huth, Eduardo Habkost,
	Alistair Francis, Julia Suvorova, Dr. David Alan Gilbert,
	Alex Williamson, qemu-arm, Stefan Hajnoczi, Aarushi Mehta,
	Richard Henderson, Kevin Wolf, Thomas Huth, Laurent Vivier,
	Max Reitz, Paolo Bonzini, Luc Michel

On 2/18/20 10:37 AM, Philippe Mathieu-Daudé wrote:
> Luc noticed a superfluous trailing semicolon:
> https://lists.gnu.org/archive/html/qemu-devel/2020-02/msg04593.html
> 
> Prevent that by modifying checkpatch.pl and clean the codebase.
> 
> Philippe Mathieu-Daudé (13):
>    scripts/checkpatch.pl: Detect superfluous semicolon in C code
>    audio/alsaaudio: Remove superfluous semicolons
>    block: Remove superfluous semicolons
>    block/io_uring: Remove superfluous semicolon
>    hw/arm/xlnx-versal: Remove superfluous semicolon
>    hw/m68k/next-cube: Remove superfluous semicolon
>    hw/scsi/esp: Remove superfluous semicolon
>    hw/vfio/display: Remove superfluous semicolon
>    migration/multifd: Remove superfluous semicolon
>    ui/input-barrier: Remove superfluous semicolon
>    target/i386/whpx: Remove superfluous semicolon
>    tests/qtest/libqos/qgraph: Remove superfluous semicolons
>    contrib/rdmacm-mux: Remove superfluous semicolon

Please ignore this incomplete series, git-send-email aborted again:

Sent [PATCH 00/13] trivial: Detect and remove superfluous semicolons in 
C code
Sent [PATCH 01/13] scripts/checkpatch.pl: Detect superfluous semicolon 
in C code
5.5.2 Syntax error. v8sm5146891wrw.2 - gsmtp

Offending recipient is: Kővágó, Zoltán <DirtY.iCE.hu@gmail.com> which 
probably needs quoting.



^ permalink raw reply	[flat|nested] 4+ messages in thread

* [PATCH 01/13] scripts/checkpatch.pl: Detect superfluous semicolon in C code
  2020-02-18  9:32 Philippe Mathieu-Daudé
@ 2020-02-18  9:32 ` Philippe Mathieu-Daudé
  0 siblings, 0 replies; 4+ messages in thread
From: Philippe Mathieu-Daudé @ 2020-02-18  9:32 UTC (permalink / raw)
  To: qemu-devel
  Cc: Fam Zheng, Peter Maydell, Michael Tokarev, Yuval Shaia,
	Gerd Hoffmann, Edgar E. Iglesias, qemu-block, Juan Quintela,
	qemu-trivial, Philippe Mathieu-Daudé,
	Laurent Vivier, Thomas Huth, Eduardo Habkost, Alistair Francis,
	Julia Suvorova, Dr. David Alan Gilbert, Alex Williamson,
	qemu-arm, Stefan Hajnoczi, Aarushi Mehta, Richard Henderson,
	Kevin Wolf, Thomas Huth, Laurent Vivier, Max Reitz,
	Paolo Bonzini, Luc Michel

Display error when a commit contains superfluous semicolon:

  $ git show 6663a0a3376 | scripts/checkpatch.pl -q -
  ERROR: superfluous trailing semicolon
  #276: FILE: block/io_uring.c:186:
  +                ret = -ENOSPC;;
  total: 1 errors, 1 warnings, 485 lines checked

Reported-by: Luc Michel <luc.michel@greensocs.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
---
Cc: Paolo Bonzini <pbonzini@redhat.com>
---
 scripts/checkpatch.pl | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index ce43a306f8..11512a8a09 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -1830,6 +1830,11 @@ sub process {
 			ERROR("suspicious ; after while (0)\n" . $herecurr);
 		}
 
+# Check superfluous trailing ';'
+		if ($line =~ /;;$/) {
+			ERROR("superfluous trailing semicolon\n" . $herecurr);
+		}
+
 # Check relative indent for conditionals and blocks.
 		if ($line =~ /\b(?:(?:if|while|for)\s*\(|do\b)/ && $line !~ /^.\s*#/ && $line !~ /\}\s*while\s*/) {
 			my ($s, $c) = ($stat, $cond);
-- 
2.21.1



^ permalink raw reply related	[flat|nested] 4+ messages in thread

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