X-Git-Url: https://git.cweiske.de/enigma2.git/blobdiff_plain/d4a15713448f51461af9f53093d9173252d06d9f..HEAD:/lib/base/ioprio.cpp

diff --git a/lib/base/ioprio.cpp b/lib/base/ioprio.cpp
index 63e6ff48..3117b5e6 100644
--- a/lib/base/ioprio.cpp
+++ b/lib/base/ioprio.cpp
@@ -12,28 +12,46 @@
 extern "C" int sys_ioprio_set(int, int, int);
 extern "C" int sys_ioprio_get(int, int);
 
-#if defined(__i386__)
-#define __NR_ioprio_set		289
-#define __NR_ioprio_get		290
-#elif defined(__ppc__) || defined(__powerpc__)
-#define __NR_ioprio_set		273
-#define __NR_ioprio_get		274
-#elif defined(__x86_64__)
-#define __NR_ioprio_set		251
-#define __NR_ioprio_get		252
-#elif defined(__ia64__)
-#define __NR_ioprio_set		1274
-#define __NR_ioprio_get		1275
-#elif defined(__mips__)
-#define __NR_ioprio_set		4284
-#define __NR_ioprio_get		4285
-#else
-#error "Unsupported arch"
+#ifndef __NR_ioprio_set
+	#if defined(__i386__)
+		#define __NR_ioprio_set		289
+		#define __NR_ioprio_get		290
+	#elif defined(__ppc__) || defined(__powerpc__)
+		#define __NR_ioprio_set		273
+		#define __NR_ioprio_get		274
+	#elif defined(__x86_64__)
+		#define __NR_ioprio_set		251
+		#define __NR_ioprio_get		252
+	#elif defined(__ia64__)
+		#define __NR_ioprio_set		1274
+		#define __NR_ioprio_get		1275
+	#elif defined(__mips__)
+		#define __NR_ioprio_set		4284
+		#define __NR_ioprio_get		4285
+	#else
+		#error "Unsupported arch"
+	#endif
 #endif
 
+#if defined(_syscall3) && defined(_syscall2)
+
 _syscall3(int, ioprio_set, int, which, int, who, int, ioprio);
 _syscall2(int, ioprio_get, int, which, int, who);
 
+#else
+
+static inline int ioprio_set(int which, int who, int ioprio)
+{
+	return syscall(__NR_ioprio_set, which, who, ioprio);
+}
+
+static inline int ioprio_get(int which, int who)
+{
+	return syscall(__NR_ioprio_get, which, who);
+}
+
+#endif
+
 #define IOPRIO_CLASS_SHIFT	13
 
 enum {