[uClibc-cvs] uClibc/libc/sysdeps/linux/powerpc mmap.c, NONE, 1.1 ioctl.c, 1.1, 1.2 _mmap.c, 1.5, NONE
Erik Andersen
andersen at uclibc.org
Wed Jan 21 23:27:48 UTC 2004
Update of /var/cvs/uClibc/libc/sysdeps/linux/powerpc
In directory nail:/tmp/cvs-serv30526/sysdeps/linux/powerpc
Modified Files:
ioctl.c
Added Files:
mmap.c
Removed Files:
_mmap.c
Log Message:
Split up syscalls.c, since it had grown to be quite large and ugly.
-Erik
--- _mmap.c DELETED ---
Index: ioctl.c
===================================================================
RCS file: /var/cvs/uClibc/libc/sysdeps/linux/powerpc/ioctl.c,v
retrieving revision 1.1
retrieving revision 1.2
diff -u -d -r1.1 -r1.2
--- ioctl.c 18 Feb 2003 05:48:07 -0000 1.1
+++ ioctl.c 21 Jan 2004 23:27:44 -0000 1.2
@@ -24,7 +24,9 @@
/* The user-visible size of struct termios has changed. Catch ioctl calls
using the new-style struct termios, and translate them to old-style. */
-extern int __syscall_ioctl (int fd, unsigned long int request, ...);
+#define __NR___syscall_ioctl __NR_ioctl
+_syscall3(int, __syscall_ioctl, int, fd, unsigned long int, request, void *, arg);
+
int ioctl (int fd, unsigned long int request, ...)
{
--- NEW FILE: mmap.c ---
#include <unistd.h>
#include <sys/mman.h>
#include <errno.h>
#include <sys/syscall.h>
#define __syscall_clobbers \
"r9", "r10", "r11", "r12"
#define __syscall_return(type) \
return (__sc_err & 0x10000000 ? errno = __sc_ret, __sc_ret = -1 : 0), \
(type) __sc_ret
void * mmap(void *start, size_t length, int prot, int flags, int fd,
off_t offset)
{
unsigned long __sc_ret, __sc_err;
register unsigned long __sc_0 __asm__ ("r0");
register unsigned long __sc_3 __asm__ ("r3");
register unsigned long __sc_4 __asm__ ("r4");
register unsigned long __sc_5 __asm__ ("r5");
register unsigned long __sc_6 __asm__ ("r6");
register unsigned long __sc_7 __asm__ ("r7");
register unsigned long __sc_8 __asm__ ("r8");
__sc_3 = (unsigned long) start;
__sc_4 = (unsigned long) length;
__sc_5 = (unsigned long) prot;
__sc_6 = (unsigned long) flags;
__sc_7 = (unsigned long) fd;
__sc_8 = (unsigned long) offset;
__sc_0 = __NR_mmap;
__asm__ __volatile__
("sc \n\t"
"mfcr %1 "
: "=&r" (__sc_3), "=&r" (__sc_0)
: "0" (__sc_3), "1" (__sc_0),
"r" (__sc_4),
"r" (__sc_5),
"r" (__sc_6),
"r" (__sc_7),
"r" (__sc_8)
: __syscall_clobbers);
__sc_ret = __sc_3;
__sc_err = __sc_0;
__syscall_return (void *);
}
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