nuttx/configs/16z/tools/zneo-zdsii-5_0_1-variadic-func-fix.patch

diff --git a/apps/nshlib/nsh_console.c b/apps/nshlib/nsh_console.c
index ba7dbe7..b9f9991 100644
--- a/apps/nshlib/nsh_console.c
+++ b/apps/nshlib/nsh_console.c
@@ -46,6 +46,7 @@
 #include <unistd.h>
 #include <fcntl.h>
 #include <string.h>
+#include <stdarg.h>
 #include <assert.h>
 #include <errno.h>
 #include <debug.h>
@@ -79,8 +80,13 @@ static FAR struct nsh_vtbl_s *nsh_consoleclone(FAR struct nsh_vtbl_s *vtbl);
 static void nsh_consolerelease(FAR struct nsh_vtbl_s *vtbl);
 static ssize_t nsh_consolewrite(FAR struct nsh_vtbl_s *vtbl,
   FAR const void *buffer, size_t nbytes);
+#if 0
 static int nsh_consoleoutput(FAR struct nsh_vtbl_s *vtbl,
   FAR const char *fmt, ...);
+#else
+static int nsh_consolevoutput(FAR struct nsh_vtbl_s *vtbl,
+  FAR const char *fmt, va_list ap);
+#endif
 static FAR char *nsh_consolelinebuffer(FAR struct nsh_vtbl_s *vtbl);
 
 #if CONFIG_NFILE_DESCRIPTORS > 0
@@ -213,6 +219,7 @@ static ssize_t nsh_consolewrite(FAR struct nsh_vtbl_s *vtbl, FAR const void *buf
  *
  ****************************************************************************/
 
+#if 0
 static int nsh_consoleoutput(FAR struct nsh_vtbl_s *vtbl,
                              FAR const char *fmt, ...)
 {
@@ -263,6 +270,51 @@ static int nsh_consoleoutput(FAR struct nsh_vtbl_s *vtbl,
 #endif
 }
 
+#else
+static int nsh_consolevoutput(FAR struct nsh_vtbl_s *vtbl, FAR const char *fmt, va_list ap)
+{
+#if CONFIG_NFILE_DESCRIPTORS > 0
+  FAR struct console_stdio_s *pstate = (FAR struct console_stdio_s *)vtbl;
+  int ret;
+
+  /* The stream is open in a lazy fashion.  This is done because the file
+   * descriptor may be opened on a different task than the stream.  The
+   * actual open will then occur with the first output from the new task.
+   */
+
+  if (nsh_openifnotopen(pstate) != 0)
+   {
+     return ERROR;
+   }
+
+  ret = vfprintf(pstate->cn_outstream, fmt, ap);
+
+  return ret;
+#else
+  char *str;
+
+  /* Use avsprintf() to allocate a buffer and fill it with the formatted
+   * data
+   */
+
+  str = NULL;
+  (void)avsprintf(&str, fmt, ap);
+
+  /* Was a string allocated? */
+
+  if (str)
+    {
+      /* Yes.. Print then free the allocated string */
+
+      printf("%s", str);
+      free(str);
+    }
+
+  return 0;
+#endif
+}
+#endif
+
 /****************************************************************************
  * Name: nsh_consolelinebuffer
  *
@@ -452,7 +504,11 @@ FAR struct console_stdio_s *nsh_newconsole(void)
       pstate->cn_vtbl.release    = nsh_consolerelease;
 #endif
       pstate->cn_vtbl.write      = nsh_consolewrite;
+#if 0
       pstate->cn_vtbl.output     = nsh_consoleoutput;
+#else
+      pstate->cn_vtbl.voutput    = nsh_consolevoutput;
+#endif
       pstate->cn_vtbl.linebuffer = nsh_consolelinebuffer;
       pstate->cn_vtbl.exit       = nsh_consoleexit;
 
@@ -489,3 +545,15 @@ FAR struct console_stdio_s *nsh_newconsole(void)
     }
   return pstate;
 }
+
+int nsh_output(FAR struct nsh_vtbl_s *vtbl, FAR const char *fmt, ...)
+{
+  va_list ap;
+  int ret;
+
+  va_start(ap, fmt);
+  ret = vtbl->voutput(vtbl, fmt, ap);
+  va_end(ap);
+
+  return ret;
+}
diff --git a/apps/nshlib/nsh_console.h b/apps/nshlib/nsh_console.h
index c78362f..59bd8d7 100644
--- a/apps/nshlib/nsh_console.h
+++ b/apps/nshlib/nsh_console.h
@@ -47,6 +47,7 @@
 #include <stdio.h>
 #include <stdint.h>
 #include <stdbool.h>
+#include <stdarg.h>
 #include <errno.h>
 
 /****************************************************************************
@@ -62,11 +63,13 @@
 #define nsh_undirect(v,s)      (v)->undirect(v,s)
 #define nsh_exit(v,s)          (v)->exit(v,s)
 
+#if 0
 #ifdef CONFIG_CPP_HAVE_VARARGS
 # define nsh_output(v, fmt...) (v)->output(v, ##fmt)
 #else
 # define nsh_output            vtbl->output
 #endif
+#endif
 
 /* Size of info to be saved in call to nsh_redirect */
 
@@ -107,7 +110,11 @@ struct nsh_vtbl_s
   void (*release)(FAR struct nsh_vtbl_s *vtbl);
 #endif
   ssize_t (*write)(FAR struct nsh_vtbl_s *vtbl, FAR const void *buffer, size_t nbytes);
+#if 0
   int (*output)(FAR struct nsh_vtbl_s *vtbl, FAR const char *fmt, ...);
+#else
+  int (*voutput)(FAR struct nsh_vtbl_s *vtbl, FAR const char *fmt, va_list ap);
+#endif
   FAR char *(*linebuffer)(FAR struct nsh_vtbl_s *vtbl);
 #if CONFIG_NFILE_DESCRIPTORS > 0
   void (*redirect)(FAR struct nsh_vtbl_s *vtbl, int fd, FAR uint8_t *save);
@@ -159,5 +166,6 @@ struct console_stdio_s
 /* Defined in nsh_console.c *************************************************/
 
 FAR struct console_stdio_s *nsh_newconsole(void);
+int nsh_output(FAR struct nsh_vtbl_s *vtbl, FAR const char *fmt, ...);
 
 #endif /* __APPS_NSHLIB_NSH_CONSOLE_H */