X-Git-Url: https://git.jankratochvil.net/?p=gnokii.git;a=blobdiff_plain;f=gnokii%2Fcleanup.c;h=2a0b51e5fb33f1f1c44ce553ad5581af0057a890;hp=e11b7c2327fdbda40d1a95b81f5c93e118d4d237;hb=945be3cc1ae0f7739a3d28722d07f7d17b2690bf;hpb=f2cfd49e920cfff5a15ea44fc82d002306d07cb1

diff --git a/gnokii/cleanup.c b/gnokii/cleanup.c
index e11b7c2..2a0b51e 100644
--- a/gnokii/cleanup.c
+++ b/gnokii/cleanup.c
@@ -1,4 +1,70 @@
+#ifdef GNOKII_MAIN
+#include "config.h"
+#endif
+
+#include <stdio.h>
+
 void _cleanup(void)
 {
 	/* hack for pic32 gcc */
+
+#ifdef LIVE
+	LIVE;
+#endif /* LIVE */
 }
+
+#ifdef STACKCHECK
+
+static volatile int live_check_disable=0;
+
+void live_check(const char *file,int line,int alloc)
+{
+static volatile char *top=NULL,*top_printed=NULL;
+static volatile size_t largest=0,largest_printed=0;
+volatile char mark;
+volatile char *will=&mark-(alloc==-1 ? 0 : alloc);
+
+	if (will > top) 
+		top=will;
+	if (live_check_disable<=0 && top!=top_printed) {
+		printf("live_check [%s:%d]: new top=0x%08lX\n",file,line,(long)top);
+		fflush(stdout);
+		top_printed=top;
+		}
+	if (largest < top-will)
+		largest = top-will;
+	if (live_check_disable<=0 && largest!=largest_printed) {
+		printf("live_check [%s:%d]: largest=%ld\n",file,line,(long)largest);
+		fflush(stdout);
+		largest_printed=largest;
+		}
+	if (largest >= STACKCHECK) {
+		if (live_check_disable<=0)
+			printf("live_check - aborting: limit=%d < largest=%ld!\n",STACKCHECK,(long)largest);
+		_exit(99);
+		}
+}
+
+void live_disable(int how)
+{
+	live_check_disable+=how;
+}
+
+#define STACKCHECK_HEADER_PC_OFFSET 16
+
+void stackcheck(void)
+{
+volatile void *func;
+volatile int fp_alloc;
+
+	asm("movel %%d0,%0" : "=r" (fp_alloc) : /* input */ : "d0");
+	asm("movel %%sp@,%0" : "=r" (func) : /* input */);
+
+	if (live_check_disable<=0)
+		printf("mcount(func=0x%08lX,fp_alloc=%d)\n",((long)func)-STACKCHECK_HEADER_PC_OFFSET,-fp_alloc);
+#ifdef LIVE_ALLOC
+	LIVE_ALLOC((-fp_alloc)+4);
+#endif /* LIVE_ALLOC */
+}
+
+#endif /* STACKCHECK */