From 57789fb70b899eda61206a59283e1a849e544397 Mon Sep 17 00:00:00 2001
From: shennetsind <ind@henn.et>
Date: Sun, 18 Jan 2015 13:17:51 -0200
Subject: Implementing nullpo interface for plugin use

As proposed in pull request #361

Signed-off-by: shennetsind <ind@henn.et>
---
 src/common/HPM.c    |  2 ++
 src/common/core.c   |  2 ++
 src/common/nullpo.c | 11 +++++++++++
 src/common/nullpo.h | 12 +++++++++---
 4 files changed, 24 insertions(+), 3 deletions(-)

(limited to 'src/common')

diff --git a/src/common/HPM.c b/src/common/HPM.c
index c361ad31c..6d9a2cb6b 100644
--- a/src/common/HPM.c
+++ b/src/common/HPM.c
@@ -23,6 +23,7 @@
 #include "../common/sysinfo.h"
 #include "../common/timer.h"
 #include "../common/utils.h"
+#include "../common/nullpo.h"
 
 #ifndef WIN32
 #	include <unistd.h>
@@ -784,6 +785,7 @@ void hplugins_share_defaults(void) {
 	HPM->share(&SERVER_TYPE,"SERVER_TYPE");
 	HPM->share(DB, "DB");
 	HPM->share(HPMiMalloc, "iMalloc");
+	HPM->share(nullpo,"nullpo");
 	/* socket */
 	HPM->share(sockt,"sockt");
 	/* strlib */
diff --git a/src/common/core.c b/src/common/core.c
index 04434a5dd..e1bb9ed0b 100644
--- a/src/common/core.c
+++ b/src/common/core.c
@@ -20,6 +20,7 @@
 #include "../common/showmsg.h"
 #include "../common/strlib.h"
 #include "../common/sysinfo.h"
+#include "../common/nullpo.h"
 
 #ifndef MINICORE
 #	include "../common/HPM.h"
@@ -168,6 +169,7 @@ void usercheck(void) {
 }
 
 void core_defaults(void) {
+	nullpo_defaults();
 #ifndef MINICORE
 	hpm_defaults();
 	HCache_defaults();
diff --git a/src/common/nullpo.c b/src/common/nullpo.c
index 0333c02ef..e61d52257 100644
--- a/src/common/nullpo.c
+++ b/src/common/nullpo.c
@@ -12,6 +12,8 @@
 
 #include "../common/showmsg.h"
 
+struct nullpo_interface nullpo_s;
+
 /**
  * Reports failed assertions or NULL pointers
  *
@@ -32,3 +34,12 @@ void assert_report(const char *file, int line, const char *func, const char *tar
 	ShowError("%s:%d: '%s' in function `%s'\n", file, line, targetname, func);
 	ShowError("--- end %s ----------------------------------------\n", title);
 }
+
+/**
+ *
+ **/
+void nullpo_defaults(void) {
+	nullpo = &nullpo_s;
+	
+	nullpo->assert_report = assert_report;
+}
diff --git a/src/common/nullpo.h b/src/common/nullpo.h
index 407f45403..573e351e0 100644
--- a/src/common/nullpo.h
+++ b/src/common/nullpo.h
@@ -27,7 +27,7 @@
 #include <crtdbg.h>
 #endif // !DEFCPP && WIN && !MINGW
 #define Assert(EX) assert(EX)
-#define Assert_chk(EX) ( (EX) ? false : (assert_report(__FILE__, __LINE__, __func__, #EX, "failed assertion"), true) )
+#define Assert_chk(EX) ( (EX) ? false : (nullpo->assert_report(__FILE__, __LINE__, __func__, #EX, "failed assertion"), true) )
 #else // ! ASSERT_CHECK
 #define Assert(EX) (EX)
 #define Assert_chk(EX) ((EX), false)
@@ -40,7 +40,7 @@
  * @param t pointer to check
  * @return true if the passed pointer is NULL, false otherwise
  */
-#define nullpo_chk(t) ( (t) != NULL ? false : (assert_report(__FILE__, __LINE__, __func__, #t, "nullpo info"), true) )
+#define nullpo_chk(t) ( (t) != NULL ? false : (nullpo->assert_report(__FILE__, __LINE__, __func__, #t, "nullpo info"), true) )
 #else // ! NULLPO_CHECK
 #define nullpo_chk(t) ((void)(t), false)
 #endif // NULLPO_CHECK
@@ -123,8 +123,14 @@
 	if (Assert_chk(t)) break; else (void)0
 
 
+struct nullpo_interface {
+	void (*assert_report) (const char *file, int line, const char *func, const char *targetname, const char *title);
+};
+
+struct nullpo_interface *nullpo;
+
 #ifdef HERCULES_CORE
-void assert_report(const char *file, int line, const char *func, const char *targetname, const char *title);
+void nullpo_defaults(void);
 #endif // HERCULES_CORE
 
 #endif /* COMMON_NULLPO_H */
-- 
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