[libc] modify clock_conversion related files

Author: bojle

libc/src/__support/time/CMakeLists.txt

@@ -20,6 +20,15 @@ add_object_library(
     libc.src.__support.time.${LIBC_TARGET_OS}.clock_gettime
 )
 
+add_header_library(
+  clock_conversion
+  HDRS
+    clock_conversion.h
+  DEPENDS
+    .clock_gettime
+    libc.src.__support.time.units
+)
+
 if(TARGET libc.src.__support.time.${LIBC_TARGET_OS}.clock_settime)  
   add_object_library(
     clock_settime

libc/src/__support/time/clock_conversion.h

@@ -6,8 +6,8 @@
 //
 //===----------------------------------------------------------------===//
 
-#ifndef LLVM_LIBC_SRC___SUPPORT_TIME_LINUX_CLOCK_CONVERSION_H
-#define LLVM_LIBC_SRC___SUPPORT_TIME_LINUX_CLOCK_CONVERSION_H
+#ifndef LLVM_LIBC_SRC___SUPPORT_TIME_CLOCK_CONVERSION_H
+#define LLVM_LIBC_SRC___SUPPORT_TIME_CLOCK_CONVERSION_H
 
 #include "src/__support/macros/config.h"
 #include "src/__support/time/clock_gettime.h"
@@ -62,4 +62,4 @@ LIBC_INLINE timespec convert_clock(timespec input, clockid_t from,
 } // namespace internal
 } // namespace LIBC_NAMESPACE_DECL
 
-#endif // LLVM_LIBC_SRC___SUPPORT_TIME_LINUX_CLOCK_CONVERSION_H
+#endif // LLVM_LIBC_SRC___SUPPORT_TIME_CLOCK_CONVERSION_H

libc/src/__support/time/linux/CMakeLists.txt

@@ -29,14 +29,6 @@ add_object_library(
     libc.src.__support.OSUtil.osutil
 )
 
-add_header_library(
-  clock_conversion
-  HDRS
-    clock_conversion.h
-  DEPENDS
-    .clock_gettime
-    libc.src.__support.time.units
-)
 
 add_header_library(
   abs_timeout
@@ -53,7 +45,7 @@ add_header_library(
   HDRS
     monotonicity.h
   DEPENDS
-    .clock_conversion
+    libc.src.__support.time.clock_conversion
     .abs_timeout
     libc.hdr.time_macros
 )