nshlib: Move symbol table initialization from nsh_main to nsh_initialize

Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>

nshlib/nsh_init.c

@@ -25,6 +25,7 @@
 #include <nuttx/config.h>
 
 #include <sys/boardctl.h>
+#include <nuttx/symtab.h>
 
 #include "system/readline.h"
 #include "netutils/netinit.h"
@@ -33,6 +34,32 @@
 #include "nsh.h"
 #include "nsh_console.h"
 
+/****************************************************************************
+ * Pre-processor Definitions
+ ****************************************************************************/
+
+/* Symbol table is not needed if loadable binary modules are not supported */
+
+#if !defined(CONFIG_LIBC_EXECFUNCS)
+#  undef CONFIG_SYSTEM_NSH_SYMTAB
+#endif
+
+/* boardctl() support is also required for application-space symbol table
+ * support.
+ */
+
+#if !defined(CONFIG_BOARDCTL) || !defined(CONFIG_BOARDCTL_APP_SYMTAB)
+#  undef CONFIG_SYSTEM_NSH_SYMTAB
+#endif
+
+/* If a symbol table is provided by board-specific logic, then we do not
+ * need to do anything from the application space.
+ */
+
+#ifdef CONFIG_EXECFUNCS_HAVE_SYMTAB
+#  undef CONFIG_SYSTEM_NSH_SYMTAB
+#endif
+
 /****************************************************************************
  * Private Data
  ****************************************************************************/
@@ -46,6 +73,11 @@ static const struct extmatch_vtable_s g_nsh_extmatch =
 };
 #endif
 
+#if defined(CONFIG_SYSTEM_NSH_SYMTAB)
+extern const struct symtab_s CONFIG_SYSTEM_NSH_SYMTAB_ARRAYNAME[];
+extern const int CONFIG_SYSTEM_NSH_SYMTAB_COUNTNAME;
+#endif
+
 /****************************************************************************
  * Public Functions
  ****************************************************************************/
@@ -68,6 +100,9 @@ static const struct extmatch_vtable_s g_nsh_extmatch =
 
 void nsh_initialize(void)
 {
+#if defined (CONFIG_SYSTEM_NSH_SYMTAB)
+  struct boardioc_symtab_s symdesc;
+#endif
 #if defined(CONFIG_NSH_ROMFSETC) && !defined(CONFIG_NSH_DISABLESCRIPT)
   FAR struct console_stdio_s *pstate;
 #endif
@@ -94,6 +129,15 @@ void nsh_initialize(void)
   usbtrace_enable(TRACE_BITSET);
 #endif
 
+#if defined(CONFIG_SYSTEM_NSH_SYMTAB)
+  /* Make sure that we are using our symbol table */
+
+  symdesc.symtab   = (FAR struct symtab_s *)CONFIG_SYSTEM_NSH_SYMTAB_ARRAYNAME; /* Discard 'const' */
+  symdesc.nsymbols = CONFIG_SYSTEM_NSH_SYMTAB_COUNTNAME;
+
+  boardctl(BOARDIOC_APP_SYMTAB, (uintptr_t)&symdesc);
+#endif
+
 #ifdef CONFIG_NSH_ARCHINIT
   /* Perform architecture-specific initialization (if configured) */
 

system/nsh/nsh_main.c

@@ -31,55 +31,18 @@
 #include <sched.h>
 #include <errno.h>
 
-#if defined(CONFIG_LIBC_EXECFUNCS)
-#  include <nuttx/symtab.h>
-#endif
-
 #include "nshlib/nshlib.h"
 
 /****************************************************************************
  * Pre-processor Definitions
  ****************************************************************************/
 
-/* Symbol table is not needed if loadable binary modules are not supported */
-
-#if !defined(CONFIG_LIBC_EXECFUNCS)
-#  undef CONFIG_SYSTEM_NSH_SYMTAB
-#endif
-
-/* boardctl() support is also required for application-space symbol table
- * support.
- */
-
-#if !defined(CONFIG_BOARDCTL) || !defined(CONFIG_BOARDCTL_APP_SYMTAB)
-#  undef CONFIG_SYSTEM_NSH_SYMTAB
-#endif
-
-/* If a symbol table is provided by board-specific logic, then we do not
- * need to do anything from the application space.
- */
-
-#ifdef CONFIG_EXECFUNCS_HAVE_SYMTAB
-#  undef CONFIG_SYSTEM_NSH_SYMTAB
-#endif
-
 /* The NSH telnet console requires networking support (and TCP/IP) */
 
 #ifndef CONFIG_NET
 #  undef CONFIG_NSH_TELNET
 #endif
 
-/****************************************************************************
- * Private Data
- ****************************************************************************/
-
-#if defined(CONFIG_SYSTEM_NSH_SYMTAB)
-
-extern const struct symtab_s CONFIG_SYSTEM_NSH_SYMTAB_ARRAYNAME[];
-extern const int CONFIG_SYSTEM_NSH_SYMTAB_COUNTNAME;
-
-#endif
-
 /****************************************************************************
  * Public Functions
  ****************************************************************************/
@@ -96,9 +59,6 @@ extern const int CONFIG_SYSTEM_NSH_SYMTAB_COUNTNAME;
 
 int main(int argc, FAR char *argv[])
 {
-#if defined (CONFIG_SYSTEM_NSH_SYMTAB)
-  struct boardioc_symtab_s symdesc;
-#endif
   struct sched_param param;
   int ret = 0;
 
@@ -113,15 +73,6 @@ int main(int argc, FAR char *argv[])
       sched_setparam(0, &param);
     }
 
-#if defined(CONFIG_SYSTEM_NSH_SYMTAB)
-  /* Make sure that we are using our symbol table */
-
-  symdesc.symtab   = (FAR struct symtab_s *)CONFIG_SYSTEM_NSH_SYMTAB_ARRAYNAME; /* Discard 'const' */
-  symdesc.nsymbols = CONFIG_SYSTEM_NSH_SYMTAB_COUNTNAME;
-
-  boardctl(BOARDIOC_APP_SYMTAB, (uintptr_t)&symdesc);
-#endif
-
   /* Initialize the NSH library */
 
   nsh_initialize();