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checkpatch.at
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AT_BANNER([checkpatch])
OVS_START_SHELL_HELPERS
# try_checkpatch PATCH [ERRORS]
#
# Runs checkpatch, if installed, on the given PATCH, expecting the
# specified set of ERRORS (and warnings).
try_checkpatch() {
# Take the patch to test from $1. Remove an initial four-space indent
# from it and, if it is just headers with no body, add a null body.
echo "$1" | sed 's/^ //' > test.patch
if grep '---' expout >/dev/null 2>&1; then :
else
printf '\n---\n' >> test.patch
fi
# Take expected output from $2.
if test -n "$2"; then
echo "$2" | sed 's/^ //' > expout
else
: > expout
fi
if test -s expout; then
AT_CHECK([$PYTHON3 $top_srcdir/utilities/checkpatch.py -q test.patch],
[1], [stdout])
AT_CHECK([sed '/^Lines checked:/,$d' stdout], [0], [expout])
else
AT_CHECK([$PYTHON3 $top_srcdir/utilities/checkpatch.py -q test.patch])
fi
}
OVS_END_SHELL_HELPERS
AT_SETUP([checkpatch - sign-offs])
# Sign-off for single author who is also the committer.
try_checkpatch \
"Author: A
Commit: A
Signed-off-by: A"
try_checkpatch \
"Author: A
Commit: A" \
"ERROR: Author A needs to sign off."
# Single author but somehow the mailing list is the author.
try_checkpatch \
"Author: Foo Bar via dev <[email protected]>
Commit: A
Signed-off-by: A" \
"ERROR: Author should not be mailing list."
# Sign-off for single author and different committer.
try_checkpatch \
"Author: A
Commit: B
Signed-off-by: A
Signed-off-by: B"
try_checkpatch \
"Author: A
Commit: B" \
"ERROR: Author A needs to sign off.
ERROR: Committer B needs to sign off."
# Sign-off for multiple authors with one author also the committer.
try_checkpatch \
"Author: A
Commit: A
Signed-off-by: A
Co-authored-by: B
Signed-off-by: B"
try_checkpatch \
"Author: A
Commit: A
Co-authored-by: B
Signed-off-by: B" \
"ERROR: Author A needs to sign off."
try_checkpatch \
"Author: A
Commit: A
Signed-off-by: A
Co-authored-by: B" \
"ERROR: Co-author B needs to sign off."
try_checkpatch \
"Author: A
Commit: A
Co-authored-by: B" \
"ERROR: Author A needs to sign off.
ERROR: Co-author B needs to sign off."
# Sign-off for multiple authors and separate committer.
try_checkpatch \
"Author: A
Commit: C
Signed-off-by: A
Co-authored-by: B
Signed-off-by: B
Signed-off-by: C"
try_checkpatch \
"Author: A
Commit: C
Signed-off-by: A
Co-authored-by: B
Signed-off-by: B" \
"ERROR: Committer C needs to sign off."
# Extra sign-offs:
#
# - If we know the committer, one extra sign-off raises a warning.
#
# - If we do not know the committer, two extra sign-offs raise a warning.
try_checkpatch \
"Author: A
Commit: C
Signed-off-by: A
Co-authored-by: B
Signed-off-by: B
Signed-off-by: C
Signed-off-by: D" \
"WARNING: Unexpected sign-offs from developers who are not authors or co-authors or committers: D"
try_checkpatch \
"Author: A
Signed-off-by: A
Co-authored-by: B
Signed-off-by: B
Signed-off-by: C"
try_checkpatch \
"Author: A
Signed-off-by: A
Co-authored-by: B
Signed-off-by: B
Signed-off-by: C
Signed-off-by: D" \
"WARNING: Unexpected sign-offs from developers who are not authors or co-authors or committers: C, D"
# Missing committer is OK, missing author is an error.
try_checkpatch \
"Author: A
Signed-off-by: A"
try_checkpatch \
"Commit: A
Signed-off-by: A" \
"ERROR: Patch lacks author."
AT_CLEANUP
m4_define([COMMON_PATCH_HEADER], [dnl
Author: A
Signed-off-by: A
---
diff --git a/A.c b/A.c
index 0000000..1111111 100644
--- a/A.c
+++ b/A.c
@@ -1,1 +1,1 @@])
AT_SETUP([checkpatch - parenthesized constructs])
for ctr in 'if' 'while' 'switch' 'HMAP_FOR_EACH' 'BITMAP_FOR_EACH_1'; do
try_checkpatch \
"COMMON_PATCH_HEADER
+ $ctr (first_run) {
"
try_checkpatch \
"COMMON_PATCH_HEADER
+ $ctr ( first_run) {
" \
"ERROR: Improper whitespace around control block
#8 FILE: A.c:1:
$ctr ( first_run) {
"
try_checkpatch \
"COMMON_PATCH_HEADER
+ $ctr (first_run ) {
" \
"ERROR: Inappropriate bracing around statement
#8 FILE: A.c:1:
$ctr (first_run ) {
"
try_checkpatch \
"COMMON_PATCH_HEADER
+ $ctr (first_run)
" \
"ERROR: Inappropriate bracing around statement
#8 FILE: A.c:1:
$ctr (first_run)
"
try_checkpatch \
"COMMON_PATCH_HEADER
+ $ctr(first_run)
" \
"ERROR: Improper whitespace around control block
#8 FILE: A.c:1:
$ctr(first_run)
"
try_checkpatch \
"COMMON_PATCH_HEADER
+ $ctr (first_run) { /* foo */
"
try_checkpatch \
"COMMON_PATCH_HEADER
+ $ctr (first_run) { \\
"
try_checkpatch \
"COMMON_PATCH_HEADER
+ $ctr (a) { \\
"
done
AT_CLEANUP
AT_SETUP([checkpatch - parenthesized constructs - for])
try_checkpatch \
"COMMON_PATCH_HEADER
+ for (init; condition; increment) {
"
try_checkpatch \
"COMMON_PATCH_HEADER
+ for ( init; condition; increment) {
" \
"ERROR: Improper whitespace around control block
#8 FILE: A.c:1:
for ( init; condition; increment) {
"
try_checkpatch \
"COMMON_PATCH_HEADER
+ for (init; condition; increment ) {
" \
"ERROR: Inappropriate bracing around statement
#8 FILE: A.c:1:
for (init; condition; increment ) {
"
try_checkpatch \
"COMMON_PATCH_HEADER
+ for (init; condition; increment)
" \
"ERROR: Inappropriate bracing around statement
#8 FILE: A.c:1:
for (init; condition; increment)
"
try_checkpatch \
"COMMON_PATCH_HEADER
+ for(init; condition; increment)
" \
"ERROR: Improper whitespace around control block
#8 FILE: A.c:1:
for(init; condition; increment)
"
try_checkpatch \
"COMMON_PATCH_HEADER
+ for (init; condition; increment) { /* foo */
"
try_checkpatch \
"COMMON_PATCH_HEADER
+ for (init; condition; increment) { \\
"
AT_CLEANUP
AT_SETUP([checkpatch - comments])
try_checkpatch \
"COMMON_PATCH_HEADER
+ a = 1; /* C style comment. */
"
try_checkpatch \
"COMMON_PATCH_HEADER
+ /* http://URL/inside/the/comment.html */
"
try_checkpatch \
"COMMON_PATCH_HEADER
+ a = 1; // C99 style comment.
" \
"ERROR: C99 style comment
#8 FILE: A.c:1:
a = 1; // C99 style comment.
"
AT_CLEANUP
AT_SETUP([checkpatch - whitespace around operator])
try_checkpatch \
"COMMON_PATCH_HEADER
+ if (--mcs->n_refs == 0) {
"
try_checkpatch \
"COMMON_PATCH_HEADER
+ if (--mcs->n_refs==0) {
" \
"WARNING: Line lacks whitespace around operator
WARNING: Line lacks whitespace around operator
#8 FILE: A.c:1:
if (--mcs->n_refs==0) {
"
AT_CLEANUP