diff options
| author | René Scharfe <rene.scharfe@lsrfire.ath.cx> | 2009-05-07 23:45:08 +0400 |
|---|---|---|
| committer | Junio C Hamano <gitster@pobox.com> | 2009-05-09 11:29:47 +0400 |
| commit | e0319ff5ed2b7927302389181449dcd029a26622 (patch) | |
| tree | 5185c782d22d57ce359f0493bc26aa5ac5215c77 /Documentation/technical/api-parse-options.txt | |
| parent | 2f4b97f91071f5060bf2da482cf8b0d70486d808 (diff) | |
parseopt: add OPT_NUMBER_CALLBACK
Add a way to recognize numerical options. The number is passed to
a callback function as a string.
Signed-off-by: Rene Scharfe <rene.scharfe@lsrfire.ath.cx>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
Diffstat (limited to 'Documentation/technical/api-parse-options.txt')
| -rw-r--r-- | Documentation/technical/api-parse-options.txt | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/Documentation/technical/api-parse-options.txt b/Documentation/technical/api-parse-options.txt index 794194bad6..beca98d754 100644 --- a/Documentation/technical/api-parse-options.txt +++ b/Documentation/technical/api-parse-options.txt @@ -170,6 +170,14 @@ There are some macros to easily define options: `OPT_ARGUMENT(long, description)`:: Introduce a long-option argument that will be kept in `argv[]`. +`OPT_NUMBER_CALLBACK(&var, description, func_ptr)`:: + Recognize numerical options like -123 and feed the integer as + if it was an argument to the function given by `func_ptr`. + The result will be put into `var`. There can be only one such + option definition. It cannot be negated and it takes no + arguments. Short options that happen to be digits take + precedence over it. + The last element of the array must be `OPT_END()`. |