[master] address mem.c compilation problems

3406.	[bug]		mem.c: Fix compilation errors when building with
			ISC_MEM_TRACKLINES or ISC_MEMPOOL_NAMES disabled.
                        Also, ISC_MEM_DEBUG is no longer optional. [RT #31559]

CHANGES

@@ -1,3 +1,7 @@
+3406.	[bug]		mem.c: Fix compilation errors when building with
+			ISC_MEM_TRACKLINES or ISC_MEMPOOL_NAMES disabled.
+                        Also, ISC_MEM_DEBUG is no longer optional. [RT #31559]
+
 3405.	[bug]		Handle time going backwards in acache. [RT #31253]
 
 3404.	[bug]		dnssec-signzone: When re-signing a zone, remove

lib/isc/include/isc/mem.h

@@ -39,15 +39,6 @@ typedef void (*isc_mem_water_t)(void *, int);
 typedef void * (*isc_memalloc_t)(void *, size_t);
 typedef void (*isc_memfree_t)(void *, void *);
 
-/*%
- * Define ISC_MEM_DEBUG=1 to make all functions that free memory
- * set the pointer being freed to NULL after being freed.
- * This is the default; set ISC_MEM_DEBUG=0 to disable it.
- */
-#ifndef ISC_MEM_DEBUG
-#define ISC_MEM_DEBUG 1
-#endif
-
 /*%
  * Define ISC_MEM_TRACKLINES=1 to turn on detailed tracing of memory
  * allocation and freeing by file and line number.
@@ -276,7 +267,6 @@ struct isc_mempool {
 #define ISCAPI_MPOOL_VALID(mp)	((mp) != NULL && \
 				 (mp)->magic == ISCAPI_MPOOL_MAGIC)
 
-#if ISC_MEM_DEBUG
 #define isc_mem_put(c, p, s) \
 	do { \
 		ISCMEMFUNC(put)((c), (p), (s) _ISC_MEM_FILELINE);	\
@@ -297,13 +287,6 @@ struct isc_mempool {
 		ISCMEMPOOLFUNC(put)((c), (p) _ISC_MEM_FILELINE);	\
 		(p) = NULL; \
 	} while (0)
-#else
-#define isc_mem_put(c, p, s)	ISCMEMFUNC(put)((c), (p), (s) _ISC_MEM_FILELINE)
-#define isc_mem_putanddetach(c, p, s) \
-	ISCMEMFUNC(putanddetach)((c), (p), (s) _ISC_MEM_FILELINE)
-#define isc_mem_free(c, p)	ISCMEMFUNC(free)((c), (p) _ISC_MEM_FILELINE)
-#define isc_mempool_put(c, p)	ISCMEMPOOLFUNC(put)((c), (p) _ISC_MEM_FILELINE)
-#endif
 
 /*@{*/
 isc_result_t

lib/isc/include/isc/namespace.h

@@ -73,6 +73,7 @@
 #define isc_mem_isovermem isc__mem_isovermem
 #define isc_mem_setname isc__mem_setname
 #define isc_mem_setwater isc__mem_setwater
+#define isc_mem_printactive isc__mem_printactive
 #define isc_mem_printallactive isc__mem_printallactive
 #define isc_mem_waterack isc__mem_waterack
 #define isc_mempool_create isc__mempool_create

lib/isc/mem.c

@@ -202,6 +202,7 @@ struct isc__mempool {
 #if ! ISC_MEM_TRACKLINES
 #define ADD_TRACE(a, b, c, d, e)
 #define DELETE_TRACE(a, b, c, d, e)
+#define ISC_MEMFUNC_SCOPE
 #else
 #define ADD_TRACE(a, b, c, d, e) \
 	do { \
@@ -325,6 +326,7 @@ isc__mem_checkdestroyed(FILE *file);
 ISC_MEMFUNC_SCOPE unsigned int
 isc__mem_references(isc_mem_t *ctx0);
 #endif
+#endif /* ISC_MEM_TRACKLINES */
 
 static struct isc__memmethods {
 	isc_memmethods_t methods;
@@ -395,6 +397,7 @@ static struct isc__mempoolmethods {
 #endif
 };
 
+#if ISC_MEM_TRACKLINES
 /*!
  * mctx must be locked.
  */
@@ -1484,7 +1487,12 @@ isc__mem_stats(isc_mem_t *ctx0, FILE *out) {
 	}
 	while (pool != NULL) {
 		fprintf(out, "%15s %10lu %10u %10u %10u %10u %10u %10u %s\n",
-			pool->name, (unsigned long) pool->size, pool->maxalloc,
+#if ISC_MEMPOOL_NAMES
+			pool->name,
+#else
+			"(not tracked)",
+#endif
+			(unsigned long) pool->size, pool->maxalloc,
 			pool->allocated, pool->freecount, pool->freemax,
 			pool->fillcount, pool->gets,
 			(pool->lock == NULL ? "N" : "Y"));
@@ -2296,16 +2304,16 @@ isc__mem_register() {
 #ifdef BIND9
 ISC_MEMFUNC_SCOPE void
 isc__mem_printactive(isc_mem_t *ctx0, FILE *file) {
+#if ISC_MEM_TRACKLINES
 	isc__mem_t *ctx = (isc__mem_t *)ctx0;
 
 	REQUIRE(VALID_CONTEXT(ctx));
 	REQUIRE(file != NULL);
 
-#if !ISC_MEM_TRACKLINES
-	UNUSED(ctx);
-	UNUSED(file);
-#else
 	print_active(ctx, file);
+#else
+	UNUSED(ctx0);
+	UNUSED(file);
 #endif
 }
 
@@ -2331,6 +2339,9 @@ isc__mem_printallactive(FILE *file) {
 
 ISC_MEMFUNC_SCOPE void
 isc__mem_checkdestroyed(FILE *file) {
+#if !ISC_MEM_TRACKLINES
+	UNUSED(file);
+#endif
 
 	RUNTIME_CHECK(isc_once_do(&once, initialize_action) == ISC_R_SUCCESS);