[sr-dev] git:master: cfg: extended preprocessor directives

[Klaus Darilion]

nice, thanks

Am 24.04.2010 00:25, schrieb Daniel-Constantin Mierla:
> some lines starting with '#' where auto-stripped from git commit, so again:
>
>>>
>
> cfg: extended preprocessor directives
>
> - you can define values for IDs
> #!define MYINT 123
> #!define MYSTR "xyz"
> - defined IDs are replaced at startup, during config parsing, e.g.,:
> $var(x) = 100 + MYINT;
> - is interpreted as:
> $var(x) = 100 + 123;
> - you can have multi-line defined IDs
> #!define IDLOOP $var(i) = 0; \
> while($var(i)<5) { \
> xlog("++++ $var(i)\n"); \
> $var(i) = $var(i) + 1; \
> }
> - then in routing block
> route {
> ...
> IDLOOP
> ...
> }
> - new preprocessor directive
> #!subst "/regexp/subst/"
> - perform substitutions inside the strings of config (note that define is
> replacing only IDs - alphanumeric tokens not enclosed in quotes)
> - #!subst offers an easy way to search and replace inside strings before
> cfg parsing. E.g.,:
> #!subst "/DBPASSWD/xyz/"
> modparam("acc", "db_url", "mysql://user:DBPASSWD@localhost/db")
> - will do the substitution of db password in db_url parameter value
> - number of allowed defines set to 256
> - credits to Andrei for quick hints on ID defines
> - notes:
> - multilines defines are reduced to single line, so line counter
> should be fine
> - column counter goes inside the define value, but you have to omit
> the \ and CR for the accurate inside-define position
>
>
>
> On 4/24/10 12:18 AM, Daniel-Constantin Mierla wrote:
>> Module: sip-router
>> Branch: master
>> Commit: 20cddb28e968d8e0f79a7910d3cc83fa6f40887f
>> URL:
>> http://git.sip-router.org/cgi-bin/gitweb.cgi/sip-router/?a=commit;h=20cddb28e968d8e0f79a7910d3cc83fa6f40887f
>>
>>
>> Author: Daniel-Constantin Mierla<miconda at gmail.com>
>> Committer: Daniel-Constantin Mierla<miconda at gmail.com>
>> Date: Fri Apr 23 23:58:43 2010 +0200
>>
>> cfg: extended preprocessor directives
>>
>> - you can define values for IDs
>> - defined IDs are replaced at startup, during config parsing, e.g.,:
>> $var(x) = 100 + MYINT;
>> - is interpreted as:
>> $var(x) = 100 + 123;
>> - you can have multi-line defined IDs
>> while($var(i)<5) { \
>> xlog("++++ $var(i)\n"); \
>> $var(i) = $var(i) + 1; \
>> }
>> - then in routing block
>> route {
>> ...
>> IDLOOP
>> ...
>> }
>> - new preprocessor directive
>> - perform substitutions inside the strings of config (not that define is
>> replacing only IDs - alphanumeric tokens not enclosed in quotes)
>> - #!subst offers an easy way to search and replace inside strings before
>> cfg parsing. E.g.,:
>> modparam("acc", "db_url", "mysql://user:DBPASSWD@localhost/db")
>> - will do the substitution of db password in db_url parameter value
>> - number of allowed defines set to 256
>> - credits to Andrei for quick hints on ID defines
>> - notes:
>> - multilines defines are reduced to single line, so line counter
>> should be fine
>> - column counter goes inside the define value, but you have to omit
>> the \ and CR for the accurate inside-define position
>>
>> ---
>>
>> cfg.lex | 137
>> +++++++++++++++++++++++++++++++++++++++++++++++++++++----------
>> cfg.y | 8 ++++
>> ppcfg.c | 116 +++++++++++++++++++++++++++++++++++++++++++++++++++++
>> ppcfg.h | 30 ++++++++++++++
>> 4 files changed, 270 insertions(+), 21 deletions(-)
>>
>> Diff:
>> http://git.sip-router.org/cgi-bin/gitweb.cgi/sip-router/?a=commitdiff;h=20cddb28e968d8e0f79a7910d3cc83fa6f40887f
>>
>>
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>> sr-dev at lists.sip-router.org
>> http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-dev
>