X-Git-Url: http://www.lcore.org/git/lcore.git/blobdiff_plain/842bb1621ab7617fe2f47da159d89ac513fbd6e2..3bf8ed9f9545a956985b6c3c0658893910e01f75:/ltimevalstuff.pas

diff --git a/ltimevalstuff.pas b/ltimevalstuff.pas
old mode 100755
new mode 100644
index a6a3158..7a10c7a
--- a/ltimevalstuff.pas
+++ b/ltimevalstuff.pas
@@ -3,41 +3,53 @@
   which is included in the package
   ----------------------------------------------------------------------------- }
 
+{$ifdef fpc}
+  {$mode delphi}
+{$endif}
+
 unit ltimevalstuff;
 interface
-
-{$ifdef win32}
-  type
-    ttimeval = record
-      tv_sec : longint; 
-      tv_usec : longint; 
-    end;
-{$else}
-  {$ifdef ver1_0}
-    uses linux;
-  {$else}
-    uses baseunix,unix,unixutil;
-  {$endif}
-{$endif}
-                                
+
+{$ifdef mswindows}
+  type
+    ttimeval = record
+      tv_sec : longint; 
+      tv_usec : longint; 
+    end;
+{$else}
+  {$ifdef ver1_0}
+    uses linux;
+  {$else}
+    uses 
+      {$ifdef linux}linux,{$endif} //for clock_gettime
+      {$ifdef freebsd}freebsd,{$endif} //for clock_gettime      
+      baseunix,unix,unixutil,sockets;
+  {$endif}
+{$endif}
+                                
 
 procedure tv_add(var tv:ttimeval;msec:integer);
 function tv_compare(const tv1,tv2:ttimeval):boolean;
-procedure tv_substract(var tv:ttimeval;const tv2:ttimeval);
+procedure tv_subtract(var tv:ttimeval;const tv2:ttimeval);
 procedure msectotimeval(var tv:ttimeval;msec:integer);
-
+
+{$ifdef unix}
+//for internal use by lcore as a replacement for gettimeofday -beware
+procedure gettimemonotonic(var tv:ttimeval);
+{$endif}
+
 //tv_invalidtimebig will always compare as greater than any valid timeval
-//unfortunately unixstuff.inc hasn't worked it's magic yet so we
+//unfortunately unixstuff.inc hasn't worked it's magic yet so we
 //have to ifdef this manually.
 const
-  {$ifdef ver1_0}
+  {$ifdef ver1_0}
     tv_invalidtimebig : ttimeval = (sec:maxlongint;usec:maxlongint);
-  {$else}
+  {$else}
     tv_invalidtimebig : ttimeval = (tv_sec:maxlongint;tv_usec:maxlongint);
-  {$endif}
+  {$endif}
 implementation
-
-{$i unixstuff.inc}
+
+{$i unixstuff.inc}
 
 {add nn msec to tv}
 procedure tv_add(var tv:ttimeval;msec:integer);
@@ -55,7 +67,7 @@ begin
   end else result := tv1.tv_sec > tv2.tv_sec;
 end;
 
-procedure tv_substract(var tv:ttimeval;const tv2:ttimeval);
+procedure tv_subtract(var tv:ttimeval;const tv2:ttimeval);
 begin
   dec(tv.tv_usec,tv2.tv_usec);
   if tv.tv_usec < 0 then begin
@@ -71,4 +83,24 @@ begin
   tv.tv_usec := (msec mod 1000)*1000;
 end;
 
-end.
\ No newline at end of file
+
+{$ifdef unix}
+{$ifdef linux}{$define have_clock_gettime}{$endif}
+{$ifdef freebsd}{$define have_clock_gettime}{$endif}
+
+procedure gettimemonotonic(var tv:ttimeval);
+var
+  ts:ttimespec;
+begin
+  {$ifdef have_clock_gettime}
+  if (clock_gettime(CLOCK_MONOTONIC, @ts) = 0) then begin
+    tv.tv_sec := ts.tv_sec;
+    tv.tv_usec := ts.tv_nsec div 1000;
+    exit;
+  end;
+  {$endif}
+  gettimeofday(tv);
+end;
+{$endif}
+
+end.