Re: [Qemu-devel] [Qemu-trivial] [PATCH] nbd-client: Use correct macro parenthesization

[Eric Blake]

On 09/19/2017 05:32 AM, Philippe Mathieu-Daudé wrote:
> On 09/18/2017 07:42 PM, Eric Blake wrote:
>> On 09/18/2017 05:13 PM, Philippe Mathieu-Daudé wrote:
>>> Any magic cocci script to verify there aren't no more?
>>
>> I don't know if cocci can do it; checkpatch tries to check whether macro
>> arguments are parenthesized, but even that's prone to missing things.  I
>> just spotted this particular one while reviewing a related patch.
> 
> couldn't figure out.
> 
> grep -E '^\s*#define\s+\w+\([^\)]+\)\s+.*\(\w+\)\w+' (no multiline)
> found those unharmful:
> 
> target/mips/dsp_helper.c:#define MIPSDSP_RETURN64_16(a, b, c, d)
> (((uint64_t)a << 48) | \
> target/mips/dsp_helper.c:#define MIPSDSP_RETURN64_32(a, b) (((uint64_t)a
> << 32) | (uint64_t)b)
> include/hw/ppc/pnv_xscom.h:#define PNV_XSCOM_EX_CORE_BASE(base, i) (base
> | (((uint64_t)i) << 24))

There's probably more, but I submitted patches for these two files as
separate threads for qemu-trivial.

-- 
Eric Blake, Principal Software Engineer
Red Hat, Inc.           +1-919-301-3266
Virtualization:  qemu.org | libvirt.org

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