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Add Cygwin support for app/lua/luac_cross make and spiffsimg

This commit is contained in:
TerryE 2018-07-04 13:50:13 +01:00
parent 8dc6eb62df
commit 7956a47bb4
3 changed files with 23 additions and 62 deletions
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47
app/lua/compiler.h
View File

@ -1,47 +0,0 @@
/**
* define start/end address of ro data.
* different compiler with different implementation.
*/
#ifndef __COMPILER_H__
#define __COMPILER_H__
#if defined(__CC_ARM) // armcc
//#warning "Please check scatter file to ensure rodata is in ER_IROM1 region."
/* symbols reference to the scatter file */
extern char Image$$ER_IROM1$$Base;
extern char Image$$ER_IROM1$$Limit;
#define RODATA_START_ADDRESS (&Image$$ER_IROM1$$Base)
#define RODATA_END_ADDRESS (&Image$$ER_IROM1$$Limit)
#elif defined(__GNUC__) // gcc
//#warning "Please check linker script to ensure rodata is between _stext and _etext."
/* symbols defined in linker script */
// extern char _rodata_start;
// extern char _rodata_end;
extern char _irom0_text_start;
extern char _irom0_text_end;
// modify linker script to ensure rodata and rodata1 is between _rodata_start and _rodata_end.
// #define RODATA_START_ADDRESS (&_rodata_start)
// #define RODATA_END_ADDRESS (&_rodata_end)
#define RODATA_START_ADDRESS (&_irom0_text_start)
#define RODATA_END_ADDRESS (&_irom0_text_end)
#else // other compilers
/* Firstly, modify rodata's start/end address. Then, comment the line below */
#error "Please modify RODATA_START_ADDRESS and RODATA_END_ADDRESS below."
/* Perhaps you can use start/end address of flash */
#define RODATA_START_ADDRESS ((char*)0x40200000)
#define RODATA_END_ADDRESS ((char*)0x40280000)
#endif
#endif // __COMPILER_H__

25
app/lua/lrotable.c
View File

@ -125,17 +125,22 @@ void luaR_getcstr(char *dest, const TString *src, size_t maxsize) {
} }
} }
/* Return 1 if the given pointer is a rotable */
#ifdef LUA_META_ROTABLES #ifdef LUA_META_ROTABLES
#ifdef LUA_CROSS_COMPILER /* Set in RO check depending on platform */
extern char edata[]; #if defined(LUA_CROSS_COMPILER) && defined(__CYGWIN__)
extern char __end__[];
#define IN_RO_AREA(p) ((p) < __end__)
#elif defined(LUA_CROSS_COMPILER)
extern char _edata[];
#define IN_RO_AREA(p) ((p) < _edata)
#else /* xtensa tool chain for ESP target */
extern char _irom0_text_start[];
extern char _irom0_text_end[];
#define IN_RO_AREA(p) ((p) >= _irom0_text_start && (p) <= _irom0_text_end)
#endif
/* Return 1 if the given pointer is a rotable */
int luaR_isrotable(void *p) { int luaR_isrotable(void *p) {
return (char*)p <= edata; return IN_RO_AREA((char *)p);
}
#else
#include "compiler.h"
int luaR_isrotable(void *p) {
return RODATA_START_ADDRESS <= (char*)p && (char*)p <= RODATA_END_ADDRESS;
} }
#endif #endif
#endif

13
app/lua/lstring.c
View File

@ -80,13 +80,16 @@ static TString *newlstr (lua_State *L, const char *str, size_t l,
return ts; return ts;
} }
#include "compiler.h"
static int lua_is_ptr_in_ro_area(const char *p) {
#ifdef LUA_CROSS_COMPILER #ifdef LUA_CROSS_COMPILER
return 0; #define IN_RO_AREA(p) (0)
#else #else /* xtensa tool chain for ESP */
return p >= RODATA_START_ADDRESS && p <= RODATA_END_ADDRESS; extern char _irom0_text_start[];
extern char _irom0_text_end[];
#define IN_RO_AREA(p) ((p) >= _irom0_text_start && (p) <= _irom0_text_end)
#endif #endif
int lua_is_ptr_in_ro_area(const char *p) {
return IN_RO_AREA(p);
} }
/* /*