From da8c4c2653b5121070f8c2872aead79d67d28441 Mon Sep 17 00:00:00 2001
From: Damien George <damien.p.george@gmail.com>
Date: Tue, 12 Sep 2017 16:03:52 +1000
Subject: [PATCH] py/builtinhelp: Change signature of help text var from
 pointer to array.

As a pointer (const char *) it takes up an extra word of storage which is
in RAM.
---
 ports/cc3200/misc/help.c | 2 +-
 ports/esp8266/help.c     | 2 +-
 ports/stm32/help.c       | 2 +-
 ports/teensy/help.c      | 2 +-
 ports/zephyr/help.c      | 2 +-
 py/builtin.h             | 2 +-
 py/builtinhelp.c         | 2 +-
 7 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/ports/cc3200/misc/help.c b/ports/cc3200/misc/help.c
index 739303e193..ea0c9501db 100644
--- a/ports/cc3200/misc/help.c
+++ b/ports/cc3200/misc/help.c
@@ -27,6 +27,6 @@
 
 #include "py/builtin.h"
 
-const char *cc3200_help_text = "Welcome to MicroPython!\n"
+const char cc3200_help_text[] = "Welcome to MicroPython!\n"
                                 "For online help please visit http://micropython.org/help/.\n"
                                 "For further help on a specific object, type help(obj)\n";
diff --git a/ports/esp8266/help.c b/ports/esp8266/help.c
index 2035cdd6cb..0a851f4c48 100644
--- a/ports/esp8266/help.c
+++ b/ports/esp8266/help.c
@@ -26,7 +26,7 @@
 
 #include "py/builtin.h"
 
-const char *esp_help_text =
+const char esp_help_text[] =
 "Welcome to MicroPython!\n"
 "\n"
 "For online docs please visit http://docs.micropython.org/en/latest/esp8266/ .\n"
diff --git a/ports/stm32/help.c b/ports/stm32/help.c
index ea0b6921b0..f9d97b70d6 100644
--- a/ports/stm32/help.c
+++ b/ports/stm32/help.c
@@ -26,7 +26,7 @@
 
 #include "py/builtin.h"
 
-const char *stm32_help_text =
+const char stm32_help_text[] =
 "Welcome to MicroPython!\n"
 "\n"
 "For online help please visit http://micropython.org/help/.\n"
diff --git a/ports/teensy/help.c b/ports/teensy/help.c
index ebe4bed6bf..a2370c04d2 100644
--- a/ports/teensy/help.c
+++ b/ports/teensy/help.c
@@ -26,7 +26,7 @@
 
 #include "py/builtin.h"
 
-const char *teensy_help_text =
+const char teensy_help_text[] =
 "Welcome to MicroPython!\n"
 "\n"
 "For online help please visit http://micropython.org/help/.\n"
diff --git a/ports/zephyr/help.c b/ports/zephyr/help.c
index 0c7f279406..becc203f6f 100644
--- a/ports/zephyr/help.c
+++ b/ports/zephyr/help.c
@@ -26,7 +26,7 @@
 
 #include "py/builtin.h"
 
-const char *zephyr_help_text =
+const char zephyr_help_text[] =
 "Welcome to MicroPython!\n"
 "\n"
 "Control commands:\n"
diff --git a/py/builtin.h b/py/builtin.h
index a637b6e222..84b99a8a4f 100644
--- a/py/builtin.h
+++ b/py/builtin.h
@@ -118,6 +118,6 @@ extern const mp_obj_module_t mp_module_webrepl;
 extern const mp_obj_module_t mp_module_framebuf;
 extern const mp_obj_module_t mp_module_btree;
 
-extern const char *MICROPY_PY_BUILTINS_HELP_TEXT;
+extern const char MICROPY_PY_BUILTINS_HELP_TEXT[];
 
 #endif // MICROPY_INCLUDED_PY_BUILTIN_H
diff --git a/py/builtinhelp.c b/py/builtinhelp.c
index e10e48b7d9..c9992906dd 100644
--- a/py/builtinhelp.c
+++ b/py/builtinhelp.c
@@ -32,7 +32,7 @@
 
 #if MICROPY_PY_BUILTINS_HELP
 
-const char *mp_help_default_text =
+const char mp_help_default_text[] =
 "Welcome to MicroPython!\n"
 "\n"
 "For online docs please visit http://docs.micropython.org/\n"