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-rw-r--r--sysdeps/unix/sysv/linux/sparc/socket.S58
1 files changed, 58 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/linux/sparc/socket.S b/sysdeps/unix/sysv/linux/sparc/socket.S
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+++ b/sysdeps/unix/sysv/linux/sparc/socket.S
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+/* Copyright (C) 1997 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Miguel de Icaza <miguel@gnu.ai.mit.edu>, 1997.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#include <sysdep.h>
+#include <sys/socketcall.h>
+
+#define P(a, b) P2(a, b)
+#define P2(a, b) a##b
+
+ .text
+/* The socket-oriented system calls are handled unusally in Linux.
+ They are all gated through the single `socketcall' system call number.
+ `socketcall' takes two arguments: the first is the subcode, specifying
+ which socket function is being called; and the second is a pointer to
+ the arguments to the specific function.
+
+ The .S files for the other calls just #define socket and #include this. */
+
+.globl P(__,socket)
+ENTRY (P(__,socket))
+ mov SYS_ify(socketcall), %g1 /* System call number */
+
+ /* Use ## so `socket' is a separate token that might be #define'd. */
+ mov P(SOCKOP_,socket), %o0 /* Subcode is first arg to syscall. */
+ mov %i0,%o1 /* args pointer is second arg to syscall */
+
+ t 0x10
+ bcc,a 1
+ nop
+ save %sp,96,%sp
+ call __errno_location
+ nop
+ st %i0,[%o0]
+ restore
+ retl
+ mov -1,%o0
+1:
+ ret
+
+PSEUDO_END (P(__,socket))
+
+weak_alias (P(__,socket), socket)