[PATCH 2/7] yield: Fix linkage to threadlib on OS/2 kLIBC

[KO Myung-Hun]

* lib/sched_yield.c (sched_yield) [OS/2 kLIBC]: New.
* modules/yield (Depends-on): Add sched_yield.
---
 lib/sched_yield.c | 13 +++++++++++++
 modules/yield     |  1 +
 2 files changed, 14 insertions(+)

diff --git a/lib/sched_yield.c b/lib/sched_yield.c
index 0a0ff3c9c..880711405 100644
--- a/lib/sched_yield.c
+++ b/lib/sched_yield.c
@@ -34,6 +34,19 @@ sched_yield (void)
   return 0;
 }
 
+#elif defined __KLIBC__
+/* OS/2 kLIBC implementation */
+
+# define INCL_DOS
+# include <os2.h>
+
+int
+sched_yield (void)
+{
+  DosSleep (0);
+  return 0;
+}
+
 #else
 /* Provide a dummy implementation for single-threaded applications.  */
 
diff --git a/modules/yield b/modules/yield
index 5ca862067..4481fde25 100644
--- a/modules/yield
+++ b/modules/yield
@@ -6,6 +6,7 @@ lib/glthread/yield.h
 m4/yield.m4
 
 Depends-on:
+sched_yield
 threadlib
 
 configure.ac:
-- 
2.22.0