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authorPalmer Dabbelt <palmer@rivosinc.com>2023-02-01 17:33:02 +0000
committerKonstantin Ryabitsev <konstantin@linuxfoundation.org>2023-02-01 15:22:12 -0500
commit7e797fe9e052bbc97f4ee2cf14b3c444c2d01653 (patch)
treecba5fd6ca69a54ae7c68328186d43488ec23e8ea
parent173e358ceef3e4e618e3f864ed34e2b200670e54 (diff)
downloadb4-7e797fe9e052bbc97f4ee2cf14b3c444c2d01653.tar.gz
shazam: Add the --merge-base argument
I was just handling a patch set where the author used English to describe the dependencies. They hadn't yet been merged at the time the patch set was posted so I don't think there's really any way to make sure the computers always understand the base, this just lets me quickly override the automatic merge base detection when I run into something non-canonical. Link: https://lore.kernel.org/all/20220913061817.22564-1-zong.li@sifive.com/ Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com> Co-developed-by: Conor Dooley <conor.dooley@microchip.com> Signed-off-by: Conor Dooley <conor.dooley@microchip.com> Link: https://msgid.link/20230201173301.54604-1-conor@kernel.org Signed-off-by: Konstantin Ryabitsev <konstantin@linuxfoundation.org>
-rw-r--r--b4/command.py2
-rw-r--r--b4/mbox.py17
-rw-r--r--man/b4.5.rst2
3 files changed, 15 insertions, 6 deletions
diff --git a/b4/command.py b/b4/command.py
index 304450f..3d769ad 100644
--- a/b4/command.py
+++ b/b4/command.py
@@ -175,6 +175,8 @@ def setup_parser() -> argparse.ArgumentParser:
sp_sh.add_argument('--guess-lookback', dest='guessdays', type=int, default=21,
help=('(use with -H or -M) When guessing base, go back this many days from the patch date '
'(default: 3 weeks)'))
+ sp_sh.add_argument('--merge-base', dest='mergebase', type=str, default=None,
+ help=('(use with -H or -M) Force this base when merging'))
sp_sh.set_defaults(func=cmd_shazam)
# b4 pr
diff --git a/b4/mbox.py b/b4/mbox.py
index e0c6a0a..0b0fc40 100644
--- a/b4/mbox.py
+++ b/b4/mbox.py
@@ -211,14 +211,17 @@ def make_am(msgs: List[email.message.Message], cmdargs: argparse.Namespace, msgi
logger.critical(' Link: %s', linkurl)
base_commit = None
- matches = re.search(r'base-commit: .*?([\da-f]+)', first_body, re.MULTILINE)
- if matches:
- base_commit = matches.groups()[0]
+ if cmdargs.mergebase:
+ base_commit = cmdargs.mergebase
else:
- # Try a more relaxed search
- matches = re.search(r'based on .*?([\da-f]{40})', first_body, re.MULTILINE)
+ matches = re.search(r'base-commit: .*?([\da-f]+)', first_body, re.MULTILINE)
if matches:
base_commit = matches.groups()[0]
+ else:
+ # Try a more relaxed search
+ matches = re.search(r'based on .*?([\da-f]{40})', first_body, re.MULTILINE)
+ if matches:
+ base_commit = matches.groups()[0]
if base_commit and topdir:
# Does it actually exist in this tree?
@@ -670,8 +673,8 @@ def refetch(dest: str) -> None:
def main(cmdargs: argparse.Namespace) -> None:
+ # We force some settings
if cmdargs.subcmd == 'shazam':
- # We force some settings
cmdargs.checknewer = True
cmdargs.threeway = False
cmdargs.nopartialreroll = False
@@ -683,6 +686,8 @@ def main(cmdargs: argparse.Namespace) -> None:
cmdargs.guessbase = True
else:
cmdargs.guessbase = False
+ else:
+ cmdargs.mergebase = False
if cmdargs.checknewer:
# Force nocache mode
diff --git a/man/b4.5.rst b/man/b4.5.rst
index dc00ef2..31beae4 100644
--- a/man/b4.5.rst
+++ b/man/b4.5.rst
@@ -230,6 +230,8 @@ options:
Attempt to merge series as if it were a pull request (execs git-merge)
--guess-lookback GUESSDAYS
(use with -H or -M) When guessing base, go back this many days from the patch date (default: 3 weeks)
+ --merge-base COMMIT
+ (use with -H or -M) Force this base when merging
*Example*: b4 shazam -H 20200313231252.64999-1-keescook@chromium.org