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changing prefix of configurable macros from "lua_" to "l_"

pull/9/head
Roberto Ierusalimschy 11 years ago
parent
commit
a39489194e
  1. 52
      liolib.c

52
liolib.c

@ -1,5 +1,5 @@
/*
** $Id: liolib.c,v 2.117 2014/02/26 15:27:56 roberto Exp roberto $
** $Id: liolib.c,v 2.118 2014/03/06 17:12:02 roberto Exp roberto $
** Standard I/O (and system) library
** See Copyright Notice in lua.h
*/
@ -29,14 +29,14 @@
#include "lualib.h"
#if !defined(lua_checkmode)
#if !defined(l_checkmode)
/*
** Check whether 'mode' matches '[rwa]%+?b?'.
** Change this macro to accept other modes for 'fopen' besides
** the standard ones.
*/
#define lua_checkmode(mode) \
#define l_checkmode(mode) \
(*mode != '\0' && strchr("rwa", *(mode++)) != NULL && \
(*mode != '+' || ++mode) && /* skip if char is '+' */ \
(*mode != 'b' || ++mode) && /* skip if char is 'b' */ \
@ -46,31 +46,31 @@
/*
** {======================================================
** lua_popen spawns a new process connected to the current
** l_popen spawns a new process connected to the current
** one through the file streams.
** =======================================================
*/
#if !defined(lua_popen) /* { */
#if !defined(l_popen) /* { */
#if defined(LUA_USE_POSIX) /* { */
#define lua_popen(L,c,m) (fflush(NULL), popen(c,m))
#define lua_pclose(L,file) (pclose(file))
#define l_popen(L,c,m) (fflush(NULL), popen(c,m))
#define l_pclose(L,file) (pclose(file))
#elif defined(LUA_WIN) /* }{ */
#define lua_popen(L,c,m) (_popen(c,m))
#define lua_pclose(L,file) (_pclose(file))
#define l_popen(L,c,m) (_popen(c,m))
#define l_pclose(L,file) (_pclose(file))
#else /* }{ */
/* ANSI definitions */
#define lua_popen(L,c,m) \
#define l_popen(L,c,m) \
((void)((void)c, m), \
luaL_error(L, LUA_QL("popen") " not supported"), \
(FILE*)0)
#define lua_pclose(L,file) ((void)((void)L, file), -1)
#define l_pclose(L,file) ((void)L, (void)file, -1)
#endif /* } */
@ -79,16 +79,16 @@
/* }====================================================== */
#if !defined(lua_getc) /* { */
#if !defined(l_getc) /* { */
#if defined(LUA_USE_POSIX)
#define lua_getc(f) getc_unlocked(f)
#define lua_lockfile(f) flockfile(f)
#define lua_unlockfile(f) funlockfile(f)
#define l_getc(f) getc_unlocked(f)
#define l_lockfile(f) flockfile(f)
#define l_unlockfile(f) funlockfile(f)
#else
#define lua_getc(f) getc(f)
#define lua_lockfile(f) ((void)0)
#define lua_unlockfile(f) ((void)0)
#define l_getc(f) getc(f)
#define l_lockfile(f) ((void)0)
#define l_unlockfile(f) ((void)0)
#endif
#endif /* } */
@ -96,11 +96,11 @@
/*
** {======================================================
** lua_fseek: configuration for longer offsets
** l_fseek: configuration for longer offsets
** =======================================================
*/
#if !defined(lua_fseek) /* { */
#if !defined(l_fseek) /* { */
#if defined(LUA_USE_POSIX) /* { */
@ -244,7 +244,7 @@ static int io_open (lua_State *L) {
const char *mode = luaL_optstring(L, 2, "r");
LStream *p = newfile(L);
const char *md = mode; /* to traverse/check mode */
luaL_argcheck(L, lua_checkmode(md), 2, "invalid mode");
luaL_argcheck(L, l_checkmode(md), 2, "invalid mode");
p->f = fopen(filename, mode);
return (p->f == NULL) ? luaL_fileresult(L, 0, filename) : 1;
}
@ -255,7 +255,7 @@ static int io_open (lua_State *L) {
*/
static int io_pclose (lua_State *L) {
LStream *p = tolstream(L);
return luaL_execresult(L, lua_pclose(L, p->f));
return luaL_execresult(L, l_pclose(L, p->f));
}
@ -263,7 +263,7 @@ static int io_popen (lua_State *L) {
const char *filename = luaL_checkstring(L, 1);
const char *mode = luaL_optstring(L, 2, "r");
LStream *p = newprefile(L);
p->f = lua_popen(L, filename, mode);
p->f = l_popen(L, filename, mode);
p->closef = &io_pclose;
return (p->f == NULL) ? luaL_fileresult(L, 0, filename) : 1;
}
@ -401,10 +401,10 @@ static int read_line (lua_State *L, FILE *f, int chop) {
luaL_Buffer b;
int c;
luaL_buffinit(L, &b);
lua_lockfile(f);
while ((c = lua_getc(f)) != EOF && c != '\n')
l_lockfile(f);
while ((c = l_getc(f)) != EOF && c != '\n')
luaL_addchar(&b, c);
lua_unlockfile(f);
l_unlockfile(f);
if (!chop && c == '\n') luaL_addchar(&b, c);
luaL_pushresult(&b); /* close buffer */
return (c == '\n' || lua_rawlen(L, -1) > 0);

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