20000317 sourceware import

libgloss/i386/cygmon-syscall.h

@@ -0,0 +1,96 @@
+/*
+ * Standard x86 syscalls for user programs running under Cygmon
+ *
+ * Copyright (c) 1998 Cygnus Support
+ *
+ * The authors hereby grant permission to use, copy, modify, distribute,
+ * and license this software and its documentation for any purpose, provided
+ * that existing copyright notices are retained in all copies and that this
+ * notice is included verbatim in any distributions. No written agreement,
+ * license, or royalty fee is required for any of the authorized uses.
+ * Modifications to this software may be copyrighted by their authors
+ * and need not follow the licensing terms described here, provided that
+ * the new terms are clearly indicated on the first page of each file where
+ * they apply.
+ */
+
+#ifndef CYGMON_SYSCALL_H
+#define CYGMON_SYSCALL_H
+
+#define __MAX_ERRNO 4096
+
+#define _syscall0(type,name) \
+type name(void) \
+{ \
+long __res; \
+__asm__ __volatile__ ("int $0x80" \
+	: "=a" (__res) \
+	: "0" (SYS_##name)); \
+	return (type) __res; \
+}
+
+#define _syscall1(type,name,atype,a) \
+type name(atype a) \
+{ \
+long __res, dummy; \
+__asm__ __volatile__ ("int $0x80" \
+	: "=a" (__res), "=&b" (dummy) \
+	: "0" (SYS_##name),"1" ((long)(a))); \
+	return (type) __res; \
+}
+
+#define _syscall2(type,name,atype,a,btype,b) \
+type name(atype a,btype b) \
+{ \
+long __res, dummy; \
+__asm__ __volatile__ ("int $0x80" \
+	: "=a" (__res), "=&b" (dummy) \
+	: "0" (SYS_##name),"1" ((long)(a)),"c" ((long)(b))); \
+	return (type) __res; \
+}
+
+#define _syscall3(type,name,atype,a,btype,b,ctype,c) \
+type name(atype a,btype b,ctype c) \
+{ \
+long __res, dummy; \
+__asm__ __volatile__ ("int $0x80" \
+	: "=a" (__res), "=&b" (dummy) \
+	: "0" (SYS_##name),"1" ((long)(a)),"c" ((long)(b)),"d" ((long)(c))); \
+	return (type) __res; \
+}
+
+#define _syscall4(type,name,atype,a,btype,b,ctype,c,dtype,d) \
+type name (atype a, btype b, ctype c, dtype d) \
+{ \
+long __res; \
+__asm__ __volatile__ ("int $0x80" \
+	: "=a" (__res) \
+	: "0" (SYS_##name),"b" ((long)(a)),"c" ((long)(b)), \
+	  "d" ((long)(c)),"S" ((long)(d))); \
+	return (type) __res; \
+}
+
+#define _syscall5(type,name,atype,a,btype,b,ctype,c,dtype,d,etype,e) \
+type name (atype a,btype b,ctype c,dtype d,etype e) \
+{ \
+long __res; \
+__asm__ __volatile__ ("int $0x80" \
+	: "=a" (__res) \
+	: "0" (SYS_##name),"b" ((long)(a)),"c" ((long)(b)), \
+	  "d" ((long)(c)),"S" ((long)(d)),"D" ((long)(e))); \
+	return (type) __res; \
+}
+
+#define SYS_putTtyChar 2
+#define SYS___sys_exit 1
+#define SYS_read 3
+#define SYS_write 4
+#define SYS___open 5
+#define SYS_close 6
+#define SYS_kill 37
+#define SYS_time 13
+#define SYS_gettimeofday 156
+#define SYS___install_signal_handler 48
+#define SYS_profil 98
+#define SYS___get_program_arguments 184
+#endif /* SYSCALL_H */