Exchange order of ISO_C_CLOCK_BASED_CLOCK_PROCESS_CPUTIME_ID and

POSIX_TIMES_BASED_CLOCK_PROCESS_CPUTIME_ID.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@42648 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

process.c

@@ -6764,13 +6764,6 @@ make_clock_result(struct timespec *tsp, VALUE unit)
  *    getrusage() is defined by Single Unix Specification.
  *    The result is addition of ru_utime and ru_stime.
  *    The resolution is 1 micro second.
- *  [:ISO_C_CLOCK_BASED_CLOCK_PROCESS_CPUTIME_ID]
- *    Use clock() defined by ISO C.
- *    The resolution is 1/CLOCKS_PER_SEC.
- *    CLOCKS_PER_SEC is the C-level macro defined by time.h.
- *    Single Unix Specification defines CLOCKS_PER_SEC is 1000000.
- *    Non-Unix systems may define it a different value, though.
- *    If CLOCKS_PER_SEC is 1000000 as SUS, the resolution is 1 micro second.
  *  [:POSIX_TIMES_BASED_CLOCK_PROCESS_CPUTIME_ID]
  *    Use times() defined by POSIX.
  *    The result is addition of tms_utime and tms_stime.
@@ -6779,6 +6772,13 @@ make_clock_result(struct timespec *tsp, VALUE unit)
  *    "getconf CLK_TCK" command shows the clock ticks per second.
  *    (The clock ticks per second is defined by HZ macro in older systems.)
  *    If it is 100, the resolution is 10 milli second.
+ *  [:ISO_C_CLOCK_BASED_CLOCK_PROCESS_CPUTIME_ID]
+ *    Use clock() defined by ISO C.
+ *    The resolution is 1/CLOCKS_PER_SEC.
+ *    CLOCKS_PER_SEC is the C-level macro defined by time.h.
+ *    Single Unix Specification defines CLOCKS_PER_SEC is 1000000.
+ *    Non-Unix systems may define it a different value, though.
+ *    If CLOCKS_PER_SEC is 1000000 as SUS, the resolution is 1 micro second.
  *
  *  If the given +clock_id+ is not supported, Errno::EINVAL is raised.
  *
@@ -6868,21 +6868,6 @@ rb_clock_gettime(int argc, VALUE *argv)
         }
 #endif
 
-#define RUBY_ISO_C_CLOCK_BASED_CLOCK_PROCESS_CPUTIME_ID \
-        ID2SYM(rb_intern("ISO_C_CLOCK_BASED_CLOCK_PROCESS_CPUTIME_ID"))
-        if (clk_id == RUBY_ISO_C_CLOCK_BASED_CLOCK_PROCESS_CPUTIME_ID) {
-            double ns;
-            clock_t c;
-            c = clock();
-            errno = 0;
-            if (c == (clock_t)-1)
-                rb_sys_fail("clock");
-            ns = c * (1e9 / CLOCKS_PER_SEC);
-            ts.tv_sec = (time_t)(ns*1e-9);
-            ts.tv_nsec = ns - ts.tv_sec*1e9;
-            goto success;
-        }
-
 #ifdef HAVE_TIMES
 #define RUBY_POSIX_TIMES_BASED_CLOCK_PROCESS_CPUTIME_ID \
         ID2SYM(rb_intern("POSIX_TIMES_BASED_CLOCK_PROCESS_CPUTIME_ID"))
@@ -6898,6 +6883,21 @@ rb_clock_gettime(int argc, VALUE *argv)
         }
 #endif
 
+#define RUBY_ISO_C_CLOCK_BASED_CLOCK_PROCESS_CPUTIME_ID \
+        ID2SYM(rb_intern("ISO_C_CLOCK_BASED_CLOCK_PROCESS_CPUTIME_ID"))
+        if (clk_id == RUBY_ISO_C_CLOCK_BASED_CLOCK_PROCESS_CPUTIME_ID) {
+            double ns;
+            clock_t c;
+            c = clock();
+            errno = 0;
+            if (c == (clock_t)-1)
+                rb_sys_fail("clock");
+            ns = c * (1e9 / CLOCKS_PER_SEC);
+            ts.tv_sec = (time_t)(ns*1e-9);
+            ts.tv_nsec = ns - ts.tv_sec*1e9;
+            goto success;
+        }
+
 #ifdef __APPLE__
 #define RUBY_MACH_ABSOLUTE_TIME_BASED_CLOCK_MONOTONIC ID2SYM(rb_intern("MACH_ABSOLUTE_TIME_BASED_CLOCK_MONOTONIC"))
         if (clk_id == RUBY_MACH_ABSOLUTE_TIME_BASED_CLOCK_MONOTONIC) {