Re: [RFC/PATCH v2 2/2] config: Add new query functions to the api docs

2014-06-03 Thread Matthieu Moy
Tanay Abhra tanay...@gmail.com writes:

 Add explanations for `git_config_get_string_multi` and `git_config_get_string`
 which utilize the config hash table for querying in a non-callback manner for
 a specific variable.

I'd squash this into the previous patch: the reader appreciates having
the documentation when reviewing the code itself (so that one can check
that the documented behavior matches the implementation).

 +the highest priority(i.e. value in the repo config will be preferred over

Missing space before (.

Other than that, this seems good.

-- 
Matthieu Moy
http://www-verimag.imag.fr/~moy/
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[RFC/PATCH v2 2/2] config: Add new query functions to the api docs

2014-06-02 Thread Tanay Abhra
Add explanations for `git_config_get_string_multi` and `git_config_get_string`
which utilize the config hash table for querying in a non-callback manner for
a specific variable.

Signed-off-by: Tanay Abhra tanay...@gmail.com
---
 Documentation/technical/api-config.txt | 18 ++
 1 file changed, 18 insertions(+)

diff --git a/Documentation/technical/api-config.txt 
b/Documentation/technical/api-config.txt
index 230b3a0..8f1a37e 100644
--- a/Documentation/technical/api-config.txt
+++ b/Documentation/technical/api-config.txt
@@ -77,6 +77,24 @@ To read a specific file in git-config format, use
 `git_config_from_file`. This takes the same callback and data parameters
 as `git_config`.
 
+Querying For Specific Variables
+---
+
+For programs wanting to query for specific variables in a non-callback
+manner, the config API provides two functions `git_config_get_string`
+and `git_config_get_string_multi`. They both take a single parameter,
+
+- a key string in canonical flat form for which the corresponding values
+  will be retrieved and returned.
+
+They both read values from an internal cache generated previously from
+reading the config files. `git_config_get_string` returns the value with
+the highest priority(i.e. value in the repo config will be preferred over
+value in user wide config for the same variable).
+
+`git_config_get_string_multi` returns a `string_list` containing all the
+values for that particular key, sorted in order of increasing priority.
+
 Value Parsing Helpers
 -
 
-- 
1.9.0.GIT

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