Re: [PATCH v6 00/11] Add interpret-trailers builtin

2014-03-05 Thread Ramsay Jones
On 04/03/14 19:47, Christian Couder wrote:
 This patch series implements a new command:
 
 git interpret-trailers
 

[snip]

Minor problem: this series causes sparse to complain, thus:

trailer.c:642:6: warning: symbol 'process_trailers' was not \
declared. Should it be static?

The following patch, on top of the 'pu' branch, fixes it:

--- 8 ---
Subject: [PATCH] trailer.c: suppress sparse warning

Check that the public interface, as declared in the trailer.h header
file, is consistent with the actual implementation. Add an #include
of the header file into the implementation file.

Noticed by sparse ('process_trailers'  was not declared. Should it
be static?).

Signed-off-by: Ramsay Jones ram...@ramsay1.demon.co.uk
---
 trailer.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/trailer.c b/trailer.c
index b5de616..95d5874 100644
--- a/trailer.c
+++ b/trailer.c
@@ -1,6 +1,7 @@
 #include cache.h
 #include run-command.h
 #include argv-array.h
+#include trailer.h
 /*
  * Copyright (c) 2013 Christian Couder chrisc...@tuxfamily.org
  */
-- 
1.9.0
--- 8 ---

However, for this to work, in addition to squashing the above patch into
your patch #6, you would need to move the creation of the trailer.h header
file from patch 07/11 (trailer: add interpret-trailers command) to patch
06/11 (trailer: put all the processing together and print), where it should
have been anyway! :-D 

HTH

ATB,
Ramsay Jones

 Christian Couder (11):
   Add data structures and basic functions for commit trailers
   trailer: process trailers from stdin and arguments
   trailer: read and process config information
   trailer: process command line trailer arguments
   trailer: parse trailers from stdin
   trailer: put all the processing together and print
   trailer: add interpret-trailers command
   trailer: add tests for git interpret-trailers
   trailer: execute command from 'trailer.name.command'
   trailer: add tests for commands in config file
   Documentation: add documentation for 'git interpret-trailers'
 
  .gitignore   |   1 +
  Documentation/git-interpret-trailers.txt | 123 ++
  Makefile |   2 +
  builtin.h|   1 +
  builtin/interpret-trailers.c |  33 ++
  git.c|   1 +
  t/t7513-interpret-trailers.sh| 261 
  trailer.c| 661 
 +++
  trailer.h|   6 +
  9 files changed, 1089 insertions(+)
  create mode 100644 Documentation/git-interpret-trailers.txt
  create mode 100644 builtin/interpret-trailers.c
  create mode 100755 t/t7513-interpret-trailers.sh
  create mode 100644 trailer.c
  create mode 100644 trailer.h
 

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[PATCH v6 00/11] Add interpret-trailers builtin

2014-03-04 Thread Christian Couder
This patch series implements a new command:

git interpret-trailers

and an infrastructure to process trailers that can be reused,
for example in commit.c.

1) Rationale:

This command should help with RFC 822 style headers, called
trailers, that are found at the end of commit messages.

(Note that these headers do not follow and are not intended to
follow many rules that are in RFC 822. For example they do not
follow the line breaking rules, the encoding rules and probably
many other rules.)

For a long time, these trailers have become a de facto standard
way to add helpful information into commit messages.

Until now git commit has only supported the well known
Signed-off-by:  trailer, that is used by many projects like
the Linux kernel and Git.

It is better to implement features for these trailers first in a
new command rather than in builtin/commit.c, because this way the
prepare-commit-msg and commit-msg hooks can reuse this command.

2) Current state:

Currently the usage string of this command is:

git interpret-trailers [--trim-empty] [(token[(=|:)value])...]

The following features are implemented:

- the result is printed on stdout
- the [token[=value]] arguments are interpreted
- a commit message read from stdin is interpreted
- the trailer.token.key options in the config are interpreted
- the trailer.token.where options are interpreted
- the trailer.token.ifExist options are interpreted
- the trailer.token.ifMissing options are interpreted
- the trailer.token.command config works
- $ARG can be used in commands
- there are some tests
- there is some documentation

The following features are planned but not yet implemented:
- add more tests related to commands
- add examples in documentation
- integration with git commit

Possible improvements:
- support GIT_COMMIT_PROTO env variable in commands

3) Changes since version 5, thanks to Junio and Eric:

* the --infile file option has been removed 
* many small functions are back to just 'static' instead of 'static inline'
* alnum_len() has been adjust to have a size_t len parameter and a size_t
  return value again
* strcspn() is used in void parse_trailer()
* some test setup commands have been moved in some proper tests
* some commit messages have been improved
* a patch to setup env variables for commands has been removed
* all the memory leaks should have been fixed


Christian Couder (11):
  Add data structures and basic functions for commit trailers
  trailer: process trailers from stdin and arguments
  trailer: read and process config information
  trailer: process command line trailer arguments
  trailer: parse trailers from stdin
  trailer: put all the processing together and print
  trailer: add interpret-trailers command
  trailer: add tests for git interpret-trailers
  trailer: execute command from 'trailer.name.command'
  trailer: add tests for commands in config file
  Documentation: add documentation for 'git interpret-trailers'

 .gitignore   |   1 +
 Documentation/git-interpret-trailers.txt | 123 ++
 Makefile |   2 +
 builtin.h|   1 +
 builtin/interpret-trailers.c |  33 ++
 git.c|   1 +
 t/t7513-interpret-trailers.sh| 261 
 trailer.c| 661 +++
 trailer.h|   6 +
 9 files changed, 1089 insertions(+)
 create mode 100644 Documentation/git-interpret-trailers.txt
 create mode 100644 builtin/interpret-trailers.c
 create mode 100755 t/t7513-interpret-trailers.sh
 create mode 100644 trailer.c
 create mode 100644 trailer.h

-- 
1.8.5.2.204.gcfe299d.dirty

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