[sr-dev] re.subst stopped working

[Alex Hermann]

On Thursday 18 August 2011, Juha Heinanen wrote:
> there was recently a commit related to re.subst.  looks like it broke
> one of my re.substs that used to work before:
> 
> $(rb{re.subst,/[\n\r\t]//g})
> 
> Aug 18 15:43:54 sip /usr/sbin/sip-proxy[14727]: ERROR: <core> [re.c:235]:
> ERROR: subst_parser: expression is too short: /[ Aug 18 15:43:54 sip
> /usr/sbin/sip-proxy[14727]: ERROR: textops [txt_var.c:230]: invalid
> transformation [subst,/[#012#015#011]//g}] <8> Aug 18 15:43:54 sip
> /usr/sbin/sip-proxy[14727]: ERROR: <core> [pvapi.c:1303]: error parsing
> [{re.subst,/[#012#015#011]//g}] Aug 18 15:43:54 sip
> /usr/sbin/sip-proxy[14727]: ERROR: <core> [pvapi.c:698]: bad tr in pvar
> name "rb" Aug 18 15:43:54 sip /usr/sbin/sip-proxy[14727]: ERROR: <core>
> [pvapi.c:724]: invalid parsing in
> [$(rb{re.subst,/[#012#015#011]//g})>#012] at (4)
> 
> my testing is pretty much stuck before this is fixed.

I'll try to fix this later today. As a temporary workaround you can use:

$var(re) = "/[\n\r\t]//g";
xlog("RB2: $(rb{re.subst,$var(re)})");


Question for the script parser experts: are special characters in strings 
supposed to be expanded before they are given to the underlying C functions?


-- 
Greetings,

Alex Hermann