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2009-07-05 Bean <bean123ch@gmail.com>

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* conf/common.rmk (lua_mode_SOURCES): Add script/lua/lstrlib.c.

	* script/lua/grub_lib.c (grub_lua_run): Check input parameter.
	(grub_lua_getenv): Likewise.
	(grub_lua_setenv): Likewise.
	(save_errno): New function.
	(push_result): Likewise.
	(grub_lua_enum_device): Likewise.
	(grub_lua_enum_file): Likewise.
	(grub_lua_file_open): Likewise.
	(grub_lua_file_close): Likewise.
	(grub_lua_file_seek): Likewise.
	(grub_lua_file_read): Likewise.
	(grub_lua_file_getline): Likewise.
	(grub_lua_file_getsize): Likewise.
	(grub_lua_file_getpos): Likewise.
	(grub_lua_file_eof): Likewise.
	(grub_lua_file_exist): Likewise.
	(grub_lua_add_menu): Likewise.

	* script/lua/grub_lua.h (isupper): New inline function.
	(islower): Likewise.
	(ispunct): Likewise.
	(isxdigit): Likewise.
	(strcspn): Change to normal function.
	(strpbkr): New function declaration.
	(memchr): Likewise.

	* script/lua/grub_main.c (scan_str): New function.
	(strcspn): Likewise.
	(strpbrk): Likewise.
	(memchr): Likewise.

	* script/lua/linit.c (lualibs): Enable the string library.

	* util/osdetect.lua: New file.
This commit is contained in:
bean 2009-07-05 09:59:27 +00:00
parent 2da9229550
commit b4a1dc7990
7 changed files with 581 additions and 41 deletions
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55
script/lua/grub_main.c
View file

@ -24,6 +24,61 @@
#include <grub/dl.h>
#include <grub/parser.h>
static const char *
scan_str (const char *s1, const char *s2)
{
while (*s1)
{
const char *p = s2;
while (*p)
{
if (*s1 == *p)
return s1;
p++;
}
s1++;
}
return s1;
}
int
strcspn (const char *s1, const char *s2)
{
const char *r;
r = scan_str (s1, s2);
return r - s1;
}
char *
strpbrk (const char *s1, const char *s2)
{
const char *r;
r = scan_str (s1, s2);
return (*r) ? (char *) r : 0;
}
void *
memchr (const void *s, int c, size_t n)
{
const unsigned char *p = s;
while (n)
{
if (*p == c)
return (void *) p;
n--;
p++;
}
return 0;
}
static lua_State *state;
/* Call `grub_error' to report a Lua error. The error message string must be