added strlcpy (and a host test for it)

started to add I/O port code for VGA data and select ports

2 files changed, 38 insertions, 0 deletions

diff --git a/tests/Makefile b/tests/Makefile
new file mode 100644
index 0000000..af20182
--- /dev/null
+++ b/tests/Makefile
@@ -0,0 +1,23 @@
+CC := gcc
+CFLAGS := -std=c99 -m32 -ffreestanding -O0 -g -Wall -Werror
+INCLUDES = -I../src
+LD := ld
+
+all: test
+
+test_strlcpy: test_strlcpy.o
+
+test_strlcpy: test_strlcpy.o ../src/string.o
+	$(CC) -o test_strlcpy test_strlcpy.o ../src/string.o
+
+test_strlcpy.o: test_strlcpy.c
+	$(CC) $(CFLAGS) $(INCLUDES) -c -o test_strlcpy.o test_strlcpy.c
+
+../src/string.o: ../src/string.c
+	$(CC) $(CFLAGS) -c -o ../src/string.o ../src/string.c
+
+test: test_strlcpy
+	./test_strlcpy
+	
+clean:
+	-rm -f test_strlcpy *.o
diff --git a/tests/test_strlcpy.c b/tests/test_strlcpy.c
new file mode 100644
index 0000000..a23a5bc
--- /dev/null
+++ b/tests/test_strlcpy.c
@@ -0,0 +1,15 @@
+#include "string.h"
+
+int main( void )
+{
+	char *s = "test_string";
+	char d[8];
+	size_t n;
+	
+	// copy into too small string
+	n = strlcpy( d, s, 4 );
+	if( n != 11 ) return 1;
+	if( strcmp( d, "tes" ) ) return 1;
+	
+	return 0;
+}