X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=ghc%2Frts%2FRtsUtils.c;h=5e53b7db625f20ede22caba6b8068c34a9d8fbb0;hb=d811abf65c8a370f490e104bef8224f1998e2325;hp=aab8a38008c14339144dcd9e7404c4b36fce35f4;hpb=d9eb68cf8382efdeb8f8e127044ef865a0dcc82a;p=ghc-hetmet.git

diff --git a/ghc/rts/RtsUtils.c b/ghc/rts/RtsUtils.c
index aab8a38..5e53b7d 100644
--- a/ghc/rts/RtsUtils.c
+++ b/ghc/rts/RtsUtils.c
@@ -1,5 +1,5 @@
 /* -----------------------------------------------------------------------------
- * $Id: RtsUtils.c,v 1.8 1999/03/17 13:19:23 simonm Exp $
+ * $Id: RtsUtils.c,v 1.13 2000/01/13 14:34:04 hwloidl Exp $
  *
  * (c) The GHC Team, 1998-1999
  *
@@ -8,6 +8,7 @@
  * ---------------------------------------------------------------------------*/
 
 #include "Rts.h"
+#include "RtsTypes.h"
 #include "RtsAPI.h"
 #include "RtsFlags.h"
 #include "Hooks.h"
@@ -19,6 +20,14 @@
 #include <time.h>
 #endif
 
+#ifdef HAVE_FCNTL_H
+#include <fcntl.h>
+#endif
+
+#ifdef HAVE_GETTIMEOFDAY
+#include <sys/time.h>
+#endif
+
 #include <stdarg.h>
 
 /* variable-argument error function. */
@@ -27,7 +36,7 @@ void barf(char *s, ...)
 {
   va_list ap;
   va_start(ap,s);
-  fflush(stdout);
+  /* don't fflush(stdout); WORKAROUND bug in Linux glibc */
   if (prog_argv != NULL && prog_argv[0] != NULL) {
     fprintf(stderr, "%s: fatal error: ", prog_argv[0]);
   } else {
@@ -36,14 +45,26 @@ void barf(char *s, ...)
   vfprintf(stderr, s, ap);
   fprintf(stderr, "\n");
   fflush(stderr);
-  stg_exit(EXIT_FAILURE);
+  stg_exit(EXIT_INTERNAL_ERROR);
+}
+
+void prog_belch(char *s, ...)
+{
+  va_list ap;
+  va_start(ap,s);
+  /* don't fflush(stdout); WORKAROUND bug in Linux glibc */
+  if (prog_argv != NULL && prog_argv[0] != NULL) {
+    fprintf(stderr, "%s: ", prog_argv[0]);
+  } 
+  vfprintf(stderr, s, ap);
+  fprintf(stderr, "\n");
 }
 
 void belch(char *s, ...)
 {
   va_list ap;
   va_start(ap,s);
-  fflush(stdout);
+  /* don't fflush(stdout); WORKAROUND bug in Linux glibc */
   vfprintf(stderr, s, ap);
   fprintf(stderr, "\n");
 }
@@ -56,9 +77,9 @@ stgMallocBytes (int n, char *msg)
     char *space;
 
     if ((space = (char *) malloc((size_t) n)) == NULL) {
-	fflush(stdout);
-	MallocFailHook((W_) n, msg); /*msg*/
-	stg_exit(EXIT_FAILURE);
+      /* don't fflush(stdout); WORKAROUND bug in Linux glibc */
+      MallocFailHook((W_) n, msg); /*msg*/
+      stg_exit(EXIT_INTERNAL_ERROR);
     }
     return space;
 }
@@ -69,9 +90,9 @@ stgReallocBytes (void *p, int n, char *msg)
     char *space;
 
     if ((space = (char *) realloc(p, (size_t) n)) == NULL) {
-	fflush(stdout);
-	MallocFailHook((W_) n, msg); /*msg*/
-	exit(EXIT_FAILURE);
+      /* don't fflush(stdout); WORKAROUND bug in Linux glibc */
+      MallocFailHook((W_) n, msg); /*msg*/
+      stg_exit(EXIT_INTERNAL_ERROR);
     }
     return space;
 }
@@ -91,20 +112,11 @@ stgReallocWords (void *p, int n, char *msg)
 void 
 _stgAssert (char *filename, nat linenum)
 {
-  fflush(stdout);
+  /* don't fflush(stdout); WORKAROUND bug in Linux glibc */
   fprintf(stderr, "ASSERTION FAILED: file %s, line %u\n", filename, linenum);
   abort();
 }
 
-StgStablePtr errorHandler = -1; /* -1 indicates no handler installed */
-
-void
-raiseError( StgStablePtr handler STG_UNUSED )
-{
-  shutdownHaskell();
-  stg_exit(EXIT_FAILURE);
-}
-
 /* -----------------------------------------------------------------------------
    Stack overflow
    
@@ -114,25 +126,25 @@ raiseError( StgStablePtr handler STG_UNUSED )
 void
 stackOverflow(void)
 {
-    StackOverflowHook(RtsFlags.GcFlags.maxStkSize * sizeof(W_));
+  StackOverflowHook(RtsFlags.GcFlags.maxStkSize * sizeof(W_));
 
 #if defined(TICKY_TICKY)
-    if (RtsFlags.TickyFlags.showTickyStats) PrintTickyInfo();
+  if (RtsFlags.TickyFlags.showTickyStats) PrintTickyInfo();
 #endif
 }
 
 void
 heapOverflow(void)
 {
-    fflush(stdout);
-    OutOfHeapHook(0/*unknown request size*/, 
-		  RtsFlags.GcFlags.maxHeapSize * BLOCK_SIZE);
-
+  /* don't fflush(stdout); WORKAROUND bug in Linux glibc */
+  OutOfHeapHook(0/*unknown request size*/, 
+		RtsFlags.GcFlags.maxHeapSize * BLOCK_SIZE);
+  
 #if defined(TICKY_TICKY)
-    if (RtsFlags.TickyFlags.showTickyStats) PrintTickyInfo();
+  if (RtsFlags.TickyFlags.showTickyStats) PrintTickyInfo();
 #endif
 
-    stg_exit(EXIT_FAILURE);
+  stg_exit(EXIT_HEAPOVERFLOW);
 }
 
 /* -----------------------------------------------------------------------------
@@ -175,7 +187,7 @@ resetGenSymZh(void) /* it's your funeral */
    Get the current time as a string.  Used in profiling reports.
    -------------------------------------------------------------------------- */
 
-#if defined(PROFILING) || defined(DEBUG)
+#if defined(PROFILING) || defined(DEBUG) || defined(PAR) || defined(GRAN)
 char *
 time_str(void)
 {
@@ -193,6 +205,64 @@ time_str(void)
 #endif
 
 /* -----------------------------------------------------------------------------
+ * Reset a file handle to blocking mode.  We do this for the standard
+ * file descriptors before exiting, because the shell doesn't always
+ * clean up for us.
+ * -------------------------------------------------------------------------- */
+
+void
+resetNonBlockingFd(int fd)
+{
+  long fd_flags;
+
+#if !defined(_WIN32) || defined(__CYGWIN__) || defined(__CYGWIN32__)
+  /* clear the non-blocking flag on this file descriptor */
+  fd_flags = fcntl(fd, F_GETFL);
+  if (fd_flags & O_NONBLOCK) {
+    fcntl(fd, F_SETFL, fd_flags & ~O_NONBLOCK);
+  }
+#endif
+}
+
+#if 0
+static ullong startTime = 0;
+
+/* used in a parallel setup */
+ullong
+msTime(void)
+{
+# if defined(HAVE_GETCLOCK) && !defined(alpha_TARGET_ARCH)
+    struct timespec tv;
+
+    if (getclock(TIMEOFDAY, &tv) != 0) {
+	fflush(stdout);
+	fprintf(stderr, "Clock failed\n");
+	stg_exit(EXIT_FAILURE);
+    }
+    return tv.tv_sec * LL(1000) + tv.tv_nsec / LL(1000000) - startTime;
+# elif HAVE_GETTIMEOFDAY && !defined(alpha_TARGET_ARCH)
+    struct timeval tv;
+ 
+    if (gettimeofday(&tv, NULL) != 0) {
+	fflush(stdout);
+	fprintf(stderr, "Clock failed\n");
+	stg_exit(EXIT_FAILURE);
+    }
+    return tv.tv_sec * LL(1000) + tv.tv_usec / LL(1000) - startTime;
+# else
+    time_t t;
+    if ((t = time(NULL)) == (time_t) -1) {
+	fflush(stdout);
+	fprintf(stderr, "Clock failed\n");
+	stg_exit(EXIT_FAILURE);
+    }
+    return t * LL(1000) - startTime;
+# endif
+}
+#endif
+
+
+/* -----------------------------------------------------------------------------
    Print large numbers, with punctuation.
    -------------------------------------------------------------------------- */