X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=ghc%2Frts%2FRtsStartup.c;h=147de7b857f85127aaa9933ba0a3eefceec384f9;hb=28a464a75e14cece5db40f2765a29348273ff2d2;hp=05d403f9fbf7702b0820c861fc8b075016d061e8;hpb=605ad450d4d0b83c10c8c93a343e67bbb6163f7a;p=ghc-hetmet.git

diff --git a/ghc/rts/RtsStartup.c b/ghc/rts/RtsStartup.c
index 05d403f..147de7b 100644
--- a/ghc/rts/RtsStartup.c
+++ b/ghc/rts/RtsStartup.c
@@ -11,11 +11,13 @@
 #include "RtsAPI.h"
 #include "RtsUtils.h"
 #include "RtsFlags.h"  
+#include "OSThreads.h"
 #include "Storage.h"    /* initStorage, exitStorage */
 #include "Schedule.h"   /* initScheduler */
 #include "Stats.h"      /* initStats */
 #include "STM.h"        /* initSTM */
 #include "Signals.h"
+#include "RtsSignals.h"
 #include "Timer.h"      /* startTimer, stopTimer */
 #include "Weak.h"
 #include "Ticky.h"
@@ -87,6 +89,7 @@ __hscore_set_saved_termios(int fd, void* ts)
 
 /* -----------------------------------------------------------------------------
    Initialise floating point unit on x86 (currently disabled. why?)
+   (see comment in ghc/compiler/nativeGen/MachInstrs.lhs).
    -------------------------------------------------------------------------- */
 
 #define X86_INIT_FPU 0
@@ -215,8 +218,6 @@ hs_init(int *argc, char **argv[])
     startupAsyncIO();
 #endif
 
-    initSTM();
-
 #ifdef RTS_GTK_FRONTPANEL
     if (RtsFlags.GcFlags.frontpanel) {
 	initFrontPanel();
@@ -236,7 +237,8 @@ void
 startupHaskell(int argc, char *argv[], void (*init_root)(void))
 {
     hs_init(&argc, &argv);
-    hs_add_root(init_root);
+    if(init_root)
+        hs_add_root(init_root);
 }
 
 
@@ -274,12 +276,8 @@ void
 hs_add_root(void (*init_root)(void))
 {
     bdescr *bd;
-#ifdef SMP
-    Capability cap;
-#else
-#define cap MainCapability
-#endif
     nat init_sp;
+    Capability *cap = &MainCapability;
 
     if (hs_init_count <= 0) {
 	barf("hs_add_root() must be called after hs_init()");
@@ -288,17 +286,17 @@ hs_add_root(void (*init_root)(void))
     /* The initialisation stack grows downward, with sp pointing 
        to the last occupied word */
     init_sp = INIT_STACK_BLOCKS*BLOCK_SIZE_W;
-    bd = allocGroup(INIT_STACK_BLOCKS);
+    bd = allocGroup_lock(INIT_STACK_BLOCKS);
     init_stack = (F_ *)bd->start;
     init_stack[--init_sp] = (F_)stg_init_finish;
     if (init_root != NULL) {
 	init_stack[--init_sp] = (F_)init_root;
     }
     
-    cap.r.rSp = (P_)(init_stack + init_sp);
-    StgRun((StgFunPtr)stg_init, &cap.r);
+    cap->r.rSp = (P_)(init_stack + init_sp);
+    StgRun((StgFunPtr)stg_init, &cap->r);
 
-    freeGroup(bd);
+    freeGroup_lock(bd);
 
 #if defined(PROFILING) || defined(DEBUG)
     // This must be done after module initialisation.
@@ -315,7 +313,8 @@ void
 hs_exit(void)
 {
     if (hs_init_count <= 0) {
-	barf("too many hs_exit()s");
+	errorBelch("warning: too many hs_exit()s");
+	return;
     }
     hs_init_count--;
     if (hs_init_count > 0) {
@@ -375,9 +374,8 @@ hs_exit(void)
     /* stop timing the shutdown, we're about to print stats */
     stat_endExit();
     
-    /* clean up things from the storage manager's point of view.
-     * also outputs the stats (+RTS -s) info.
-     */
+    // clean up things from the storage manager's point of view.
+    // also outputs the stats (+RTS -s) info.
     exitStorage();
     
 #ifdef RTS_GTK_FRONTPANEL
@@ -400,7 +398,7 @@ hs_exit(void)
     // during endProfiling().
     fclose(prof_file);
 #endif
-    
+
 #if defined(TICKY_TICKY)
     if (RtsFlags.TickyFlags.showTickyStats) PrintTickyInfo();
 #endif
@@ -408,6 +406,9 @@ hs_exit(void)
 #if defined(mingw32_HOST_OS)
     shutdownAsyncIO();
 #endif
+
+    // Finally, free all our storage.
+    freeStorage();
 }
 
 // Compatibility interfaces