datatop: fix compilation errors

Not all platforms have strlcpy and strlcmp. Fall back to strcpy
and strcmp for platforms which are missing these functions.

Change-Id: Ied2913295e66f695c8b5f2cba49ec34fbe789ed8

datatop/src/Android.mk

@@ -20,6 +20,7 @@ LOCAL_SRC_FILES += datatop_value_only_poll.c
 
 LOCAL_CFLAGS := -Wall -Wextra -Werror -pedantic
 LOCAL_CFLAGS += -DVERSION="\"1.0.4"\"
+LOCAL_CFLAGS += -DHAVE_STRL_FUNCTIONS
 
 LOCAL_C_INCLUDES := $(LOCAL_PATH)
 

datatop/src/datatop_interface.h

@@ -156,4 +156,11 @@ int dtop_write_pollingdata_csv(struct dtop_linked_list *dpg_list, FILE *fw);
 void dtop_reset_dp_initial_values(struct dtop_linked_list *dpg_list);
 void deconstruct_dpgs(struct dtop_linked_list *dpg_list);
 int dtop_print_system_snapshot(char *file);
+
+
+#ifndef HAVE_STRL_FUNCTIONS
+#define strlcpy(X,Y,Z) strcpy(X,Y)
+#define strlcat(X,Y,Z) strcat(X,Y)
+#endif /* HAVE_STRL_FUNCTIONS */
+
 #endif /*  DATATOP_INTERFACE_H */