support kernels with no SYS_open syscall, only SYS_openat

[oweals/musl.git] / src / internal / syscall.h

diff --git a/src/internal/syscall.h b/src/internal/syscall.h
index b203d6bbc8b62ea052b07254449d5eb29531129d..9dd9299503129305a684bae50179d8df598c6c64 100644 (file)
--- a/src/internal/syscall.h
+++ b/src/internal/syscall.h
@@ -5,15 +5,12 @@
 #include "syscall_arch.h"
 
 #ifndef __scc
-#define __scc(X) (long) (X)
-#endif
-
-#ifndef syscall_arg_t
-#define syscall_arg_t long
+#define __scc(X) ((long) (X))
+typedef long syscall_arg_t;
 #endif
 
 #if defined(__PIC__) && (100*__GNUC__+__GNUC_MINOR__ >= 303)
-__attribute__((visibility("protected")))
+__attribute__((visibility("hidden")))
 #endif
 long __syscall_ret(unsigned long), __syscall(syscall_arg_t, ...),
        __syscall_cp(syscall_arg_t, syscall_arg_t, syscall_arg_t, syscall_arg_t,
@@ -167,3 +164,44 @@ long __syscall_ret(unsigned long), __syscall(syscall_arg_t, ...),
 #endif
 
 #endif
+
+/* socketcall calls */
+
+#define __SC_socket      1
+#define __SC_bind        2
+#define __SC_connect     3
+#define __SC_listen      4
+#define __SC_accept      5
+#define __SC_getsockname 6
+#define __SC_getpeername 7
+#define __SC_socketpair  8
+#define __SC_send        9
+#define __SC_recv        10
+#define __SC_sendto      11
+#define __SC_recvfrom    12
+#define __SC_shutdown    13
+#define __SC_setsockopt  14
+#define __SC_getsockopt  15
+#define __SC_sendmsg     16
+#define __SC_recvmsg     17
+#define __SC_accept4     18
+#define __SC_recvmmsg    19
+#define __SC_sendmmsg    20
+
+#ifdef SYS_open
+#define __sys_open2(x,pn,fl) __syscall2(SYS_open, pn, (fl)|O_LARGEFILE)
+#define __sys_open3(x,pn,fl,mo) __syscall3(SYS_open, pn, (fl)|O_LARGEFILE, mo)
+#define __sys_open_cp2(x,pn,fl) __syscall_cp2(SYS_open, pn, (fl)|O_LARGEFILE)
+#define __sys_open_cp3(x,pn,fl,mo) __syscall_cp3(SYS_open, pn, (fl)|O_LARGEFILE, mo)
+#else
+#define __sys_open2(x,pn,fl) __syscall2(SYS_openat, AT_FDCWD, pn, (fl)|O_LARGEFILE)
+#define __sys_open3(x,pn,fl,mo) __syscall3(SYS_openat, AT_FDCWD, pn, (fl)|O_LARGEFILE, mo)
+#define __sys_open_cp2(x,pn,fl) __syscall_cp2(SYS_openat, AT_FDCWD, pn, (fl)|O_LARGEFILE)
+#define __sys_open_cp3(x,pn,fl,mo) __syscall_cp3(SYS_openat, AT_FDCWD, pn, (fl)|O_LARGEFILE, mo)
+#endif
+
+#define __sys_open(...) __SYSCALL_DISP(__sys_open,,__VA_ARGS__)
+#define sys_open(...) __syscall_ret(__sys_open(__VA_ARGS__))
+
+#define __sys_open_cp(...) __SYSCALL_DISP(__sys_open_cp,,__VA_ARGS__)
+#define sys_open_cp(...) __syscall_ret(__sys_open_cp(__VA_ARGS__))