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Re: #include_next: wrong search order?
Hi Eljay,
On Friday 04 March 2005 16:20, Eljay Love-Jensen wrote:
> >Please re-read the quote from the 'info cpp': cpp should have
> >started the search with the directory _after_ the one containing
> >syslimits.h
>
> I did read it, and that appears to be exactly what is happening in
> your example.
Nope, you're wrong:
> [1] Your y.c source
> [2] <gcc-include-dir>/limits.h starts
> [3] <gcc-include-dir>/limits.h about to include a new file
> [4] <gcc-include-dir>/syslimits.h starts-and-completes
syslimits.h doesn't start and complete: it does
"#include_next <limits.h>" instead. Therefore here should be:
[4] <gcc-include-dir>/syslimits.h starts
[5] <gcc-include-dir>/syslimits.h about to #include_next <limits.h>
[6] /usr/include/limits.h starts
[7] /usr/include/limits.h completes
[8] <gcc-include-dir>/syslimits.h completes
[9] <gcc-include-dir>/limits.h completes
Instead, this happens
[4] <gcc-include-dir>/syslimits.h starts
[5] <gcc-include-dir>/syslimits.h about to #include_next <limits.h>
[6] <gcc-include-dir>/limits.h starts
[7] <gcc-include-dir>/limits.h about to #include_next <limits.h>
[8] /usr/include/limits.h starts
[9] /usr/include/limits.h completes
[10] <gcc-include-dir>/limits.h completes
[11] <gcc-include-dir>/syslimits.h completes
[12] <gcc-include-dir>/limits.h completes
Why?
Alexey.
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