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bf3bcac28b
* libc/reent/execr.c: Use _DEFUN macro for function declaration.
* libc/reent/fcntlr.c: Ditto.
* libc/reent/fstat64r.c: Ditto.
* libc/reent/linkr.c: Ditto.
* libc/reent/lseek64r.c: Ditto.
* libc/reent/lseekr.c: Ditto.
* libc/reent/openr.c: Ditto.
* libc/reent/readr.c: Ditto.
* libc/reent/reent.c: Ditto.
* libc/reent/sbrkr.c: Ditto.
* libc/reent/signalr.c: Ditto.
* libc/reent/signgam.c: Ditto.
* libc/reent/statr.c: Ditto.
* libc/reent/timer.c: Ditto.
* libc/reent/unlinkr.c: Ditto.
* libc/reent/writer.c: Ditto.
* libc/syscalls/sysclose.c: Ditto.
* libc/syscalls/sysexecve.c: Ditto.
* libc/syscalls/sysfcntl.c: Ditto.
* libc/syscalls/sysfork.c: Ditto.
* libc/syscalls/sysfstat.c: Ditto.
* libc/syscalls/sysgetpid.c: Ditto.
* libc/syscalls/sysgettod.c: Ditto.
* libc/syscalls/syskill.c: Ditto.
* libc/syscalls/syslink.c: Ditto.
* libc/syscalls/syslseek.c: Ditto.
* libc/syscalls/sysopen.c: Ditto.
* libc/syscalls/sysread.c: Ditto.
* libc/syscalls/syssbrk.c: Ditto.
* libc/syscalls/sysstat.c: Ditto.
* libc/syscalls/systimes.c: Ditto.
* libc/syscalls/sysunlink.c: Ditto.
* libc/syscalls/syswait.c: Ditto.
101 lines
1.9 KiB
C
101 lines
1.9 KiB
C
/* Reentrant versions of syscalls need to support signal/raise.
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These implementations just call the usual system calls. */
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#include <reent.h>
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#include <signal.h>
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#include <unistd.h>
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#include <_syslist.h>
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/* Some targets provides their own versions of these functions. Those
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targets should define REENTRANT_SYSCALLS_PROVIDED in TARGET_CFLAGS. */
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#ifdef _REENT_ONLY
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#ifndef REENTRANT_SYSCALLS_PROVIDED
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#define REENTRANT_SYSCALLS_PROVIDED
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#endif
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#endif
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#ifdef REENTRANT_SYSCALLS_PROVIDED
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int _dummy_link_syscalls = 1;
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#else
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/* We use the errno variable used by the system dependent layer. */
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#undef errno
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extern int errno;
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/*
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FUNCTION
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<<_kill_r>>---Reentrant version of kill
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INDEX
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_kill_r
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ANSI_SYNOPSIS
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#include <reent.h>
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int _kill_r(struct _reent *<[ptr]>, int <[pid]>, int <[sig]>);
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TRAD_SYNOPSIS
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#include <reent.h>
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int _kill_r(<[ptr]>, <[pid]>, <[sig]>)
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struct _reent *<[ptr]>;
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int <[pid]>;
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int <[sig]>;
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DESCRIPTION
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This is a reentrant version of <<kill>>. It
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takes a pointer to the global data block, which holds
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<<errno>>.
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*/
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int
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_DEFUN (_kill_r, (ptr, pid, sig),
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struct _reent *ptr _AND
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int pid _AND
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int sig)
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{
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int ret;
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errno = 0;
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if ((ret = _kill (pid, sig)) == -1 && errno != 0)
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ptr->_errno = errno;
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return ret;
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}
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/*
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FUNCTION
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<<_getpid_r>>---Reentrant version of getpid
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INDEX
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_getpid_r
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ANSI_SYNOPSIS
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#include <reent.h>
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int _getpid_r(struct _reent *<[ptr]>);
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TRAD_SYNOPSIS
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#include <reent.h>
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int _getpid_r(<[ptr]>)
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struct _reent *<[ptr]>;
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DESCRIPTION
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This is a reentrant version of <<getpid>>. It
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takes a pointer to the global data block, which holds
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<<errno>>.
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We never need <<errno>>, of course, but for consistency we
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still must have the reentrant pointer argument.
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*/
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int
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_DEFUN (_getpid_r, (ptr),
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struct _reent *ptr)
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{
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int ret;
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ret = _getpid ();
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return ret;
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}
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#endif /* ! defined (REENTRANT_SYSCALLS_PROVIDED) */
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