Messages in this thread | | | Date | Mon, 22 Feb 2016 14:39:21 -0500 | From | Jessica Yu <> | Subject | Re: Implement character sets for sscanf() |
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+++ Andy Shevchenko [22/02/16 11:27 +0200]: >On Fri, 2016-02-19 at 20:20 -0500, Jessica Yu wrote: >> Hi, >> >> This patch adds support for the '%[' conversion specifier for >> sscanf(). >> Since functions that calculate substring lengths based on accepted or >> rejected characters already exist in the kernel (namely strspn() and >> strcspn()), it's not much of a stretch to add some basic support for >> the >> bracket '%[' conversion specifier for sscanf(). This is useful in >> cases >> where we'd like to match substrings delimited by something other than >> spaces. The original motivation for this patch actually came from >> livepatch >> (https://lkml.org/lkml/2016/2/8/790), where we were trying to come up >> with >> a clean way to parse symbol names with substrings delimited by >> periods and >> commas. >> >> Patch based on linux-next-20160219. >> >> Here are some test cases: > >Test cases should land into lib/test_scanf.c and be submitted as a >separate patch. > >Also, you have something misconfigured when you sent patches. git-send- >email usually does a perfect job.
Thanks for the tip. Yeah, I had a small hiccup with git-send-email, which is why the patchset came out like that :-\ In any case, the attached test cases are more for the benefit of the patch reviewer, not something I intended to be merged. For v2, I will just send the single patch out.
Jessica
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