Changeset 1825

Timestamp:

Mar 13, 2005, 11:45:22 AM (20 years ago)

Author:

bird

Message:

Fixed select EINTR problem.

Location:

trunk/src/emx

Files:

• include/InnoTekLIBC/thread.h (modified) (1 diff, 1 prop)
• src/lib/sys/signals.c (modified) (5 diffs, 1 prop)

trunk/src/emx/include/InnoTekLIBC/thread.h

@@ -169 +169 @@
     volatile unsigned   fSigBeingPoked;
 
+    /** The millisecond timestamp of the last signal.
+     * This is used to detect system call interruptions (select). The function will clear
+     * before doing the system call and evaluate it when the call returns. signals.c will set it
+     * when ever a thread enters for processing a signal asynchronously. */
+    volatile unsigned long      ulSigLastTS;
 
 

trunk/src/emx/src/lib/sys/signals.c

@@ -963 +963 @@
 
     /*
-     * Get the current thread.
+     * Get the current thread and update the last signal timestamp.
      * There *MUST* be a current thread, if not, we're toast!
      */
@@ -982 +982 @@
         }
     }
+    pThrd->ulSigLastTS = fibGetMsCount();
 
     /*
@@ -2541 +2542 @@
 
     /*
-     * Get the current thread (1st thread, so that should be safe).
+     * Get the current thread (1st thread, so that should be safe)
+     * and set the last signal TS.
      */
     __LIBC_PTHREAD  pThrd = __libc_threadCurrentNoAuto();
@@ -2549 +2551 @@
         LIBCLOG_RETURN_VOID();
     }
+    pThrd->ulSigLastTS = fibGetMsCount();
 
     /*
@@ -2652 +2655 @@
 
     /*
-     * Get thread structure.
+     * Get thread structure and set the signal TS.
      */
     __LIBC_PTHREAD pThrd = __libc_threadCurrentNoAuto();
     if (pThrd)
     {
+        pThrd->ulSigLastTS = fibGetMsCount();
+
         /*
          * Take signal semaphore.