match MSL_C/abort_exit and MSL_C/mem

src/MSL_C.PPCEABI.bare.H/abort_exit.c

@@ -1,5 +1,6 @@
 #include "PowerPC_EABI_Support/Msl/MSL_C/MSL_Common/abort_exit.h"
 #include "PowerPC_EABI_Support/Msl/MSL_C/MSL_Common/critical_regions.h"
+#include "PowerPC_EABI_Support/Msl/MSL_C/MSL_Common/signal.h"
 #include "stddef.h"
 #include "PowerPC_EABI_Support/Runtime/NMWException.h"
 
@@ -20,7 +21,19 @@ void (*__console_exit)(void) = 0;
 
 void abort(void)
 {
-	// TODO
+    void (**var_r31)(void);
+
+    raise(1);
+    __aborting = 1;
+    var_r31 = &__atexit_funcs[0];
+    while (__atexit_curr_func > 0) {
+        var_r31[--__atexit_curr_func]();
+    }
+    if (__console_exit != 0) {
+        __console_exit();
+        __console_exit = 0;
+    }
+    _ExitProcess();
 }
 
 void exit(int status)

src/MSL_C.PPCEABI.bare.H/mem.c

@@ -60,6 +60,23 @@ void* memchr(const void* ptr, int ch, size_t count)
 	return NULL;
 }
 
+unsigned char* __memrchr(unsigned char* s, int c, size_t n){ // credit to CelestialAmber
+    int n_count;
+	size_t char_check;
+    
+    char_check = (unsigned char)c;
+    s = &s[n];
+    n_count = n + 1;
+	
+    while(--n_count){
+		if(*--s == char_check){
+            return s;
+        }
+    }
+	
+	return 0;
+}
+
 int memcmp(const void* lhs, const void* rhs, size_t count)
 {
 	const unsigned char* p1;