mirror of
https://github.com/LuaJIT/LuaJIT.git
synced 2025-04-20 05:53:26 +00:00
add io and loadbufferex name patch
This commit is contained in:
fesily
parent
708c31b6a7
commit
b93a33780a
77
src/lib_io.c
77
src/lib_io.c
@ -26,6 +26,45 @@
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#include "lj_ff.h"
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#include "lj_lib.h"
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#if LJ_DS_IO_FOPEN_PATCH
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LUA_API FILE *(*lj_fopen)(char const *f, const char *mode) = fopen;
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LUA_API int (*lj_fclose)(FILE *) = fclose;
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LUA_API int (*lj_fscanf)(FILE *const _Stream, char const *const _Format, ...) = fscanf;
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LUA_API char *(*lj_fgets)(char *_Buffer, int _MaxCount, FILE *_Stream) = fgets;
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LUA_API size_t (*lj_fread)(
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void *_Buffer,
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size_t _ElementSize,
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size_t _ElementCount,
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FILE *_Stream) = fread;
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LUA_API size_t (*lj_fwrite)(
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void const *_Buffer,
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size_t _ElementSize,
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size_t _ElementCount,
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FILE *_Stream) = fwrite;
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LUA_API (*lj_ferror)
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(FILE *_Stream) = ferror;
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LUA_API int (*lj_fseeki64)(
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FILE *_Stream,
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__int64 _Offset,
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int _Origin) = _fseeki64;
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LUA_API __int64 (*lj_ftelli64)(FILE *_Stream) = _ftelli64;
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LUA_API void (*lj_clearerr)(FILE* fp) = clearerr;
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#else
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#define lj_fopen fopen
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#define lj_fclose fclose
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#define lj_fscanf fscanf
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#define lj_fgets fgets
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#define lj_fread fread
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#define lj_fwrite fwrite
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#define lj_ferror ferror
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#define lj_fseeki64 fseeki64
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#define lj_ftelli64 ftelli64
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#define lj_clearerr clearerr
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#endif
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/* Userdata payload for I/O file. */
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typedef struct IOFileUD {
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FILE *fp; /* File handle. */
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@ -84,7 +123,7 @@ static IOFileUD *io_file_open(lua_State *L, const char *mode)
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{
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const char *fname = strdata(lj_lib_checkstr(L, 1));
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IOFileUD *iof = io_file_new(L);
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iof->fp = fopen(fname, mode);
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iof->fp = lj_fopen(fname, mode);
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if (iof->fp == NULL)
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luaL_argerror(L, 1, lj_strfmt_pushf(L, "%s: %s", fname, strerror(errno)));
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return iof;
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@ -94,7 +133,7 @@ static int io_file_close(lua_State *L, IOFileUD *iof)
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{
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int ok;
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if ((iof->type & IOFILE_TYPE_MASK) == IOFILE_TYPE_FILE) {
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ok = (fclose(iof->fp) == 0);
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ok = (lj_fclose(iof->fp) == 0);
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} else if ((iof->type & IOFILE_TYPE_MASK) == IOFILE_TYPE_PIPE) {
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int stat = -1;
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#if LJ_TARGET_POSIX
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@ -124,7 +163,7 @@ static int io_file_close(lua_State *L, IOFileUD *iof)
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static int io_file_readnum(lua_State *L, FILE *fp)
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{
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lua_Number d;
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if (fscanf(fp, LUA_NUMBER_SCAN, &d) == 1) {
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if (lj_fscanf(fp, LUA_NUMBER_SCAN, &d) == 1) {
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if (LJ_DUALNUM) {
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int32_t i = lj_num2int(d);
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if (d == (lua_Number)i && !tvismzero((cTValue *)&d)) {
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@ -146,7 +185,7 @@ static int io_file_readline(lua_State *L, FILE *fp, MSize chop)
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char *buf;
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for (;;) {
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buf = lj_buf_tmp(L, m);
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if (fgets(buf+n, m-n, fp) == NULL) break;
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if (lj_fgets(buf+n, m-n, fp) == NULL) break;
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n += (MSize)strlen(buf+n);
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ok |= n;
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if (n && buf[n-1] == '\n') { n -= chop; break; }
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@ -162,7 +201,7 @@ static void io_file_readall(lua_State *L, FILE *fp)
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MSize m, n;
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for (m = LUAL_BUFFERSIZE, n = 0; ; m += m) {
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char *buf = lj_buf_tmp(L, m);
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n += (MSize)fread(buf+n, 1, m-n, fp);
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n += (MSize)lj_fread(buf+n, 1, m-n, fp);
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if (n != m) {
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setstrV(L, L->top++, lj_str_new(L, buf, (size_t)n));
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lj_gc_check(L);
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@ -175,7 +214,7 @@ static int io_file_readlen(lua_State *L, FILE *fp, MSize m)
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{
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if (m) {
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char *buf = lj_buf_tmp(L, m);
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MSize n = (MSize)fread(buf, 1, m, fp);
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MSize n = (MSize)lj_fread(buf, 1, m, fp);
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setstrV(L, L->top++, lj_str_new(L, buf, (size_t)n));
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lj_gc_check(L);
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return n > 0;
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@ -191,7 +230,7 @@ static int io_file_read(lua_State *L, IOFileUD *iof, int start)
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{
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FILE *fp = iof->fp;
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int ok, n, nargs = (int)(L->top - L->base) - start;
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clearerr(fp);
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lj_clearerr(fp);
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if (nargs == 0) {
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ok = io_file_readline(L, fp, 1);
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n = start+1; /* Return 1 result. */
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@ -218,7 +257,7 @@ static int io_file_read(lua_State *L, IOFileUD *iof, int start)
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}
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}
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}
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if (ferror(fp))
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if (lj_ferror(fp))
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return luaL_fileresult(L, 0, NULL);
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if (!ok)
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setnilV(L->top-1); /* Replace last result with nil. */
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@ -235,7 +274,7 @@ static int io_file_write(lua_State *L, IOFileUD *iof, int start)
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const char *p = lj_strfmt_wstrnum(L, tv, &len);
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if (!p)
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lj_err_argt(L, (int)(tv - L->base) + 1, LUA_TSTRING);
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status = status && (fwrite(p, 1, len, fp) == len);
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status = status && (lj_fwrite(p, 1, len, fp) == len);
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}
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if (LJ_52 && status) {
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L->top = L->base+1;
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@ -260,7 +299,7 @@ static int io_file_iter(lua_State *L)
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L->top += n;
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}
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n = io_file_read(L, iof, 0);
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if (ferror(iof->fp))
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if (lj_ferror(iof->fp))
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lj_err_callermsg(L, strVdata(L->top-2));
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if (tvisnil(L->base) && (iof->type & IOFILE_FLAG_CLOSE)) {
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io_file_close(L, iof); /* Return values are ignored. */
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@ -338,24 +377,24 @@ LJLIB_CF(io_method_seek)
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lj_err_argt(L, 3, LUA_TNUMBER);
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}
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#if LJ_TARGET_POSIX
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res = fseeko(fp, ofs, opt);
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res = lj_fseeko(fp, ofs, opt);
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#elif _MSC_VER >= 1400
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res = _fseeki64(fp, ofs, opt);
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res = lj_fseeki64(fp, ofs, opt);
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#elif defined(__MINGW32__)
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res = fseeko64(fp, ofs, opt);
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res = lj_fseeko64(fp, ofs, opt);
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#else
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res = fseek(fp, (long)ofs, opt);
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res = lj_fseek(fp, (long)ofs, opt);
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#endif
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if (res)
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return luaL_fileresult(L, 0, NULL);
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#if LJ_TARGET_POSIX
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ofs = ftello(fp);
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ofs = lj_ftello(fp);
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#elif _MSC_VER >= 1400
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ofs = _ftelli64(fp);
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ofs = lj_ftelli64(fp);
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#elif defined(__MINGW32__)
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ofs = ftello64(fp);
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ofs = lj_ftello64(fp);
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#else
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ofs = (int64_t)ftell(fp);
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ofs = (int64_t)lj_ftell(fp);
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#endif
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setint64V(L->top-1, ofs);
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return 1;
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@ -412,7 +451,7 @@ LJLIB_CF(io_open)
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GCstr *s = lj_lib_optstr(L, 2);
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const char *mode = s ? strdata(s) : "r";
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IOFileUD *iof = io_file_new(L);
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iof->fp = fopen(fname, mode);
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iof->fp = lj_fopen(fname, mode);
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return iof->fp != NULL ? 1 : luaL_fileresult(L, 0, fname);
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}
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@ -759,4 +759,12 @@ extern void *LJ_WIN_LOADLIBA(const char *path);
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#define LUAJIT_SECURITY_STRHASH !LJ_DS
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#endif
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#ifndef LJ_DS_LOADBUFFER_PATCH
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#define LJ_DS_LOADBUFFER_PATCH LJ_DS
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#endif
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#ifndef LJ_DS_IO_FOPEN_PATCH
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#define LJ_DS_IO_FOPEN_PATCH LJ_DS
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#endif
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#endif
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@ -195,9 +195,30 @@ LUALIB_API int luaL_loadbufferx(lua_State *L, const char *buf, size_t size,
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return ret;
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}
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#ifdef LJ_DS_LOADBUFFER_PATCH
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LUA_API const char* (*lj_path_map)(const char* k);
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#endif
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LUALIB_API int luaL_loadbuffer(lua_State *L, const char *buf, size_t size,
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const char *name)
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{
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#ifdef LJ_DS_LOADBUFFER_PATCH
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if (buf != name){
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if (lj_path_map){
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name = lj_path_map(name);
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if (name){
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char path[255];
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snprintf(path, 255, "@%s", name);
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return luaL_loadbufferx(L, buf, size, path, NULL);
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}
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}
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if (strncmp(name, "scripts/", sizeof("scripts/") -1) == 0) {
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char path[255];
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snprintf(path, 255, "@%s", name);
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return luaL_loadbufferx(L, buf, size, path, NULL);
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}
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}
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#endif
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return luaL_loadbufferx(L, buf, size, name, NULL);
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}
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