Re: [PATCH v2] tools: perf: Fix test build error when bindir contains double slash

From: Jiri Olsa
Date: Tue Jul 28 2015 - 10:46:11 EST


On Tue, Jul 28, 2015 at 03:10:13PM +0100, Pawel Moll wrote:
> When building with a prefix ending with a slash, for example:
>
> $ make prefix=/usr/local/
>
> one of the perf tests fail to compile due to BUILD_STR macro mishandling
> bindir_SQ string containing with two slashes:
>
> -DBINDIR="BUILD_STR(/usr/local//bin)"
>
> with the following error:
>
> CC tests/attr.o
> tests/attr.c: In function âtest__attrâ:
> tests/attr.c:168:50: error: expected â)â before â;â token
> snprintf(path_perf, PATH_MAX, "%s/perf", BINDIR);
> ^
> tests/attr.c:176:1: error: expected â;â before â}â token
> }
> ^
> tests/attr.c:176:1: error: control reaches end of non-void function [-Werror=return-type]
> }
> ^
> cc1: all warnings being treated as errors
>
> This patch works around the problem by "cleaning" the bindir string
> using make's abspath function.

nice ;-)

Acked-by: Jiri Olsa <jolsa@xxxxxxxxxx>

thanks,
jirka
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