added a simple test for malloc/free

added a memorymanager initilializer which works on a buffer instead on an offset
(thus we can but the heap area also onto the stack for testing)
added a kernel_stub module to test modules using kernel_panic (for now, maybe
have a callback later)

2 files changed, 39 insertions, 6 deletions

diff --git a/tests/libc/Makefile b/tests/libc/Makefile
index ce7e121..43620d7 100644
--- a/tests/libc/Makefile
+++ b/tests/libc/Makefile
@@ -1,6 +1,6 @@
 CC := gcc
 CFLAGS := -std=c99 -m32 -ffreestanding -O0 -g -Wall -Werror
-INCLUDES = -I../../src/libc
+INCLUDES = -I../../src/libc -I../../src/kernel
 LD := ld
 
 all: test
@@ -17,22 +17,37 @@ test_strlcat: test_strlcat.o ../../src/libc/string.o
 test_strlcat.o: test_strlcat.c
 	$(CC) $(CFLAGS) $(INCLUDES) -c -o test_strlcat.o test_strlcat.c
 
-test_itoa: test_itoa.o ../../src/libc/stdlib.o ../../src/libc/string.o
-	$(CC) -o test_itoa test_itoa.o ../../src/libc/stdlib.o ../../src/libc/string.o
+test_itoa: test_itoa.o ../../src/libc/stdlib.o ../../src/libc/string.o ../../src/kernel/memorymanagement.o kernel_stub.o
+	$(CC) -o test_itoa test_itoa.o ../../src/libc/stdlib.o ../../src/libc/string.o ../../src/kernel/memorymanagement.o kernel_stub.o
 
-test_itoa.o: test_itoa.c ../../src/libc/stdlib.o
+test_itoa.o: test_itoa.c ../../src/libc/stdlib.h
 	$(CC) $(CFLAGS) $(INCLUDES) -c -o test_itoa.o test_itoa.c
 
+test_malloc: test_malloc.o ../../src/libc/stdlib.o ../../src/libc/string.o ../../src/kernel/memorymanagement.o kernel_stub.o
+	$(CC) -o test_malloc test_malloc.o ../../src/libc/stdlib.o ../../src/libc/string.o ../../src/kernel/memorymanagement.o kernel_stub.o
+
+test_malloc.o: test_malloc.c ../../src/libc/stdlib.h
+	$(CC) $(CFLAGS) $(INCLUDES) -c -o test_malloc.o test_malloc.c
+
 ../../src/libc/string.o: ../../src/libc/string.c
 	$(CC) $(CFLAGS) $(INCLUDES) -c -o ../../src/libc/string.o ../../src/libc/string.c
 
 ../../src/libc/stdlib.o: ../../src/libc/stdlib.c
 	$(CC) $(CFLAGS) $(INCLUDES) -c -o ../../src/libc/stdlib.o ../../src/libc/stdlib.c
 
-test: test_strlcpy test_strlcat test_itoa
+../../src/kernel/memorymanagement.o: ../../src/kernel/memorymanagement.c
+	$(CC) $(CFLAGS) $(INCLUDES) -c -o ../../src/kernel/memorymanagement.o ../../src/kernel/memorymanagement.c
+
+kernel_stub.o: kernel_stub.c
+	$(CC) $(CFLAGS) $(INCLUDES) -c -o kernel_stub.o kernel_stub.c
+	
+test: test_strlcpy test_strlcat test_itoa test_malloc
 	./test_strlcpy
 	./test_strlcat
 	./test_itoa
+	./test_malloc
 	
 clean:
-	-rm -f test_strlcpy test_strlcat test_itoa ../../src/libc/stdlib.o ../../src/libc/string.o *.o
+	-rm -f test_strlcpy test_strlcat test_itoa test_malloc
+	-rm -f ../../src/libc/stdlib.o ../../src/libc/string.o ../../src/kernel/memorymanagement.o
+	-rm -f *.o
diff --git a/tests/libc/kernel_stub.c b/tests/libc/kernel_stub.c
new file mode 100644
index 0000000..c859be0
--- /dev/null
+++ b/tests/libc/kernel_stub.c
@@ -0,0 +1,18 @@
+#include <stdarg.h>
+
+#include "stdio.h"
+#include "stdlib.h"
+
+void kernel_panic( const char *format, ... )
+{
+	(void)printf( "\n*** KERNEL PANIC ***\n" );
+	
+	va_list args;
+        va_start( args, format );
+        (void)vprintf( format, args );
+        va_end( args );
+	puts( "" );
+	
+	abort( );
+}
+