1 files changed, 93 insertions, 0 deletions
diff --git a/src/lib/kStuff/kHlp/Bare/kHlpBareThread.c b/src/lib/kStuff/kHlp/Bare/kHlpBareThread.c
new file mode 100644
index 0000000..b484676
--- /dev/null
+++ b/src/lib/kStuff/kHlp/Bare/kHlpBareThread.c
@@ -0,0 +1,93 @@
+/* $Id: kHlpBareThread.c 29 2009-07-01 20:30:29Z bird $ */
+/** @file
+ * kHlpBare - Thread Manipulation.
+ */
+
+/*
+ * Copyright (c) 2006-2007 Knut St. Osmundsen <bird-kStuff-spamix@anduin.net>
+ *
+ * Permission is hereby granted, free of charge, to any person
+ * obtaining a copy of this software and associated documentation
+ * files (the "Software"), to deal in the Software without
+ * restriction, including without limitation the rights to use,
+ * copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following
+ * conditions:
+ *
+ * The above copyright notice and this permission notice shall be
+ * included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
+ * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
+ * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+/*******************************************************************************
+*   Header Files                                                               *
+*******************************************************************************/
+#include <k/kHlpThread.h>
+
+#if K_OS == K_OS_DARWIN
+# include <mach/mach_time.h>
+
+#elif K_OS == K_OS_LINUX
+# include <k/kHlpSys.h>
+
+#elif K_OS == K_OS_OS2
+# define INCL_BASE
+# define INCL_ERRORS
+# include <os2.h>
+#elif  K_OS == K_OS_WINDOWS
+# include <Windows.h>
+#else
+# error "port me"
+#endif
+
+
+/**
+ * Sleep for a number of milliseconds.
+ * @param   cMillies    Number of milliseconds to sleep.
+ */
+void kHlpSleep(unsigned cMillies)
+{
+#if K_OS == K_OS_DARWIN
+    static struct mach_timebase_info   s_Info;
+    static KBOOL                s_fNanoseconds = K_UNKNOWN;
+    KU64 uNow = mach_absolute_time();
+    KU64 uDeadline;
+    KU64 uPeriod;
+
+    if (s_fNanoseconds == K_UNKNOWN)
+    {
+        if (mach_timebase_info(&s_Info))
+            s_fNanoseconds = K_TRUE; /* the easy way out */
+        else if (s_Info.denom == s_Info.numer)
+            s_fNanoseconds = K_TRUE;
+        else
+            s_fNanoseconds = K_FALSE;
+    }
+
+    uPeriod = (KU64)cMillies * 1000 * 1000;
+    if (!s_fNanoseconds)
+        uPeriod = (double)uPeriod * s_Info.denom / s_Info.numer; /* Use double to avoid 32-bit trouble. */
+    uDeadline = uNow + uPeriod;
+    mach_wait_until(uDeadline);
+
+#elif K_OS == K_OS_LINUX
+    /** @todo find the right syscall... */
+
+#elif K_OS == K_OS_OS2
+    DosSleep(cMillies);
+#elif  K_OS == K_OS_WINDOWS
+    Sleep(cMillies);
+#else
+    usleep(cMillies * 1000);
+#endif
+}
+