优化多arch支持

mkrtos_user/lib/sys_svr/inc/sig_svr.h

@@ -14,7 +14,7 @@ typedef struct sig_op
 typedef struct sig
 {
     rpc_svr_obj_t svr_obj;
-    sig_op_t *op;
+    const sig_op_t *op;
 } sig_t;
 
 void sig_svr_obj_init(sig_t *sig);

mkrtos_user/server/fs/appfs/fs_rpc.c

@@ -16,6 +16,7 @@
 
 static fs_t fs;
 
+#ifdef CONFIG_USING_SIG
 static int fs_sig_call_back(pid_t pid, umword_t sig_val)
 {
     switch (sig_val)
@@ -26,7 +27,7 @@ static int fs_sig_call_back(pid_t pid, umword_t sig_val)
     }
     return 0;
 }
-
+#endif
 int fs_svr_open(const char *path, int flags, int mode)
 {
     int fd;

mkrtos_user/server/fs/appfs/fs_rpc.h

@@ -2,4 +2,3 @@
 
 void fs_svr_init(void);
 void fs_svr_loop(void);
-void *file_temp_buf_get(void);

mkrtos_user/server/fs/appfs/heap_stack.c

@@ -1,6 +1,6 @@
 
 #define HEAP_SIZE (4*1024)
-#define STACK_SIZE 1024 * 2
+#define STACK_SIZE (1024*2)
 
 #if defined(__CC_ARM)
 #define HEAP_ATTR SECTION("HEAP") __attribute__((zero_init))

mkrtos_user/user/app/test2/main.c

@@ -8,6 +8,7 @@
 #include <u_sleep.h>
 #include <u_vmam.h>
 #include <unistd.h>
+#include <stdlib.h>
 int main(int argc, char *argv[])
 {
     int fd;