From 8a0efa53e44919bcf5ccb1d3353618a82afdf8bc Mon Sep 17 00:00:00 2001 From: Christopher Faylor Date: Thu, 17 Feb 2000 19:39:52 +0000 Subject: import newlib-2000-02-17 snapshot --- newlib/libc/sys/sysnecv850/_exit.c | 34 ++++++++++++++++++++++++++++++++++ 1 file changed, 34 insertions(+) create mode 100644 newlib/libc/sys/sysnecv850/_exit.c (limited to 'newlib/libc/sys/sysnecv850/_exit.c') diff --git a/newlib/libc/sys/sysnecv850/_exit.c b/newlib/libc/sys/sysnecv850/_exit.c new file mode 100644 index 000000000..b45ae96c8 --- /dev/null +++ b/newlib/libc/sys/sysnecv850/_exit.c @@ -0,0 +1,34 @@ +#include <_ansi.h> +#include +#include +#include "sys/syscall.h" + +int errno; + +int __trap0 (int function, int p1, int p2, int p3); + +#define TRAP0(f, p1, p2, p3) __trap0(f, (int)(p1), (int)(p2), (int)(p3)) + +static void _do_dtors() +{ + /* The loop variable is static so that if a destructor calls exit, + and we return here, we simply continue with the next destructor. */ + typedef void (*pfunc) (); + extern pfunc __dtors[]; + extern pfunc __dtors_end[]; + static pfunc *p = __dtors; + + while (p < __dtors_end) + (*p++) (); +} + + +void _exit (n) +{ + /* Destructors should be done earlier because they need to be done before the + files are closed, but here is better than nowhere (and this balances the + constructors done in crt1.c. */ + _do_dtors(); + + TRAP0 (SYS_exit, n, 0, 0); +} -- cgit v1.2.3