Last change
on this file since 474 was
444,
checked in by satin@…, 6 years ago
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add newlib,libalmos-mkh, restructure shared_syscalls.h and mini-libc
|
File size:
818 bytes
|
Rev | Line | |
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[444] | 1 | #include <_ansi.h> |
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| 2 | #include <sys/types.h> |
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| 3 | #include <sys/stat.h> |
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| 4 | #include "sys/syscall.h" |
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| 5 | |
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| 6 | int errno; |
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| 7 | |
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| 8 | int __trap0 (int function, int p1, int p2, int p3); |
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| 9 | |
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| 10 | #define TRAP0(f, p1, p2, p3) __trap0(f, (int)(p1), (int)(p2), (int)(p3)) |
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| 11 | |
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| 12 | static void _do_dtors() |
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| 13 | { |
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| 14 | /* The loop variable is static so that if a destructor calls exit, |
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| 15 | and we return here, we simply continue with the next destructor. */ |
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| 16 | typedef void (*pfunc) (); |
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| 17 | extern pfunc __dtors[]; |
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| 18 | extern pfunc __dtors_end[]; |
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| 19 | static pfunc *p = __dtors; |
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| 20 | |
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| 21 | while (p < __dtors_end) |
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| 22 | (*p++) (); |
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| 23 | } |
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| 24 | |
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| 25 | |
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| 26 | void _exit (n) |
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| 27 | { |
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| 28 | /* Destructors should be done earlier because they need to be done before the |
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| 29 | files are closed, but here is better than nowhere (and this balances the |
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| 30 | constructors done in crt1.c. */ |
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| 31 | _do_dtors(); |
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| 32 | |
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| 33 | TRAP0 (SYS_exit, n, 0, 0); |
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| 34 | } |
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