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https://github.com/RGBCube/serenity
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af14b8dc59
Now that the kernel supports thread-local storage, we can declare errno with the __thread keyword, which causes it to be per-thread. This should fix all the stupid issues that happen when many threads use the same errno. :^)
22 lines
616 B
C
22 lines
616 B
C
#pragma once
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#include <errno_numbers.h>
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#include <sys/cdefs.h>
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#define __RETURN_WITH_ERRNO(rc, good_ret, bad_ret) \
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do { \
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if (rc < 0) { \
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errno = -rc; \
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return (bad_ret); \
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} \
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errno = 0; \
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return (good_ret); \
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} while (0)
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__BEGIN_DECLS
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extern const char* sys_errlist[];
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extern int sys_nerr;
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extern __thread int errno;
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__END_DECLS
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