"zio" now keeps its "name".

5 files changed, 32 insertions, 29 deletions

diff --git a/ldo.c b/ldo.c
index 8ab4854f..88261e50 100644
--- a/ldo.c
+++ b/ldo.c
@@ -1,5 +1,5 @@
 /*
-** $Id: ldo.c,v 1.16 1997/12/17 20:57:20 roberto Exp roberto $
+** $Id: ldo.c,v 1.17 1997/12/18 18:32:39 roberto Exp roberto $
 ** Stack and Call structure of Lua
 ** See Copyright Notice in lua.h
 */
@@ -296,7 +296,7 @@ int luaD_protectedrun (int nResults)
 /*
 ** returns 0 = chunk loaded; 1 = error; 2 = no more chunks to load
 */
-static int protectedparser (ZIO *z, char *chunkname, int bin)
+static int protectedparser (ZIO *z, int bin)
 {
   int status;
   TProtoFunc *tf;
@@ -304,7 +304,7 @@ static int protectedparser (ZIO *z, char *chunkname, int bin)
   jmp_buf *oldErr = L->errorJmp;
   L->errorJmp = &myErrorJmp;
   if (setjmp(myErrorJmp) == 0) {
-    tf = bin ? luaU_undump1(z, chunkname) : luaY_parser(z, chunkname);
+    tf = bin ? luaU_undump1(z) : luaY_parser(z);
     status = 0;
   }
   else {
@@ -322,12 +322,12 @@ static int protectedparser (ZIO *z, char *chunkname, int bin)
 }
 
 
-static int do_main (ZIO *z, char *chunkname, int bin)
+static int do_main (ZIO *z, int bin)
 {
   int status;
   do {
     long old_blocks = (luaC_checkGC(), L->nblocks);
-    status = protectedparser(z, chunkname, bin);
+    status = protectedparser(z, bin);
     if (status == 1) return 1;  /* error */
     else if (status == 2) return 0;  /* 'natural' end */
     else {
@@ -368,8 +368,8 @@ int lua_dofile (char *filename)
   bin = (c == ID_CHUNK);
   if (bin)
     f = freopen(filename, "rb", f);  /* set binary mode */
-  luaZ_Fopen(&z, f);
-  status = do_main(&z, filename, bin);
+  luaZ_Fopen(&z, f, filename);
+  status = do_main(&z, bin);
   if (f != stdin)
     fclose(f);
   return status;
@@ -383,15 +383,15 @@ int lua_dofile (char *filename)
 int lua_dostring (char *str)
 {
   int status;
-  char buff[SIZE_PREF+25];
+  char name[SIZE_PREF+25];
   char *temp;
   ZIO z;
   if (str == NULL) return 1;
-  sprintf(buff, "(dostring) >> %." SSIZE_PREF "s", str);
-  temp = strchr(buff, '\n');
+  sprintf(name, "(dostring) >> %." SSIZE_PREF "s", str);
+  temp = strchr(name, '\n');
   if (temp) *temp = 0;  /* end string after first line */
-  luaZ_sopen(&z, str);
-  status = do_main(&z, buff, 0);
+  luaZ_sopen(&z, str, name);
+  status = do_main(&z, 0);
   return status;
 }
 
@@ -401,8 +401,8 @@ int lua_dobuffer (char *buff, int size)
 {
   int status;
   ZIO z;
-  luaZ_mopen(&z, buff, size);
-  status = do_main(&z, "(buffer)", 1);
+  luaZ_mopen(&z, buff, size, "(buffer)");
+  status = do_main(&z, 1);
   return status;
 }
 #endif
diff --git a/lparser.h b/lparser.h
index 5df77abc..f94045d2 100644
--- a/lparser.h
+++ b/lparser.h
@@ -1,5 +1,5 @@
 /*
-** $Id: $
+** $Id: lparser.h,v 1.1 1997/09/16 19:25:59 roberto Exp roberto $
 ** Syntax analizer and code generator
 ** See Copyright Notice in lua.h
 */
@@ -12,7 +12,7 @@
 
 
 void luaY_codedebugline (int line);
-TProtoFunc *luaY_parser (ZIO *z, char *chunkname);
+TProtoFunc *luaY_parser (ZIO *z);
 void luaY_error (char *s);
 void luaY_syntaxerror (char *s, char *token);
 
diff --git a/lua.stx b/lua.stx
index 6dbaf32b..3eac8519 100644
--- a/lua.stx
+++ b/lua.stx
@@ -1,6 +1,6 @@
 %{
 /*
-** $Id: lua.stx,v 1.23 1997/12/15 16:17:20 roberto Exp roberto $
+** $Id: lua.stx,v 1.24 1997/12/22 17:24:11 roberto Exp roberto $
 ** Syntax analizer and code generator
 ** See Copyright Notice in lua.h
 */
@@ -619,14 +619,14 @@ static TProtoFunc *close_func (void)
 /*
 ** Parse Lua code.
 */
-TProtoFunc *luaY_parser (ZIO *z, char *chunkname)
+TProtoFunc *luaY_parser (ZIO *z)
 {
   struct LexState lexstate;
   FuncState state[MAXSTATES];
   L->currState = L->mainState = &state[0];
   L->lexstate = &lexstate;
   luaX_setinput(z);
-  init_state(luaS_new(chunkname));
+  init_state(luaS_new(zname(z)));
   if (luaY_parse()) lua_error("parse error");
   return close_func();
 }
diff --git a/lzio.c b/lzio.c
index eebecb08..35a2d6a7 100644
--- a/lzio.c
+++ b/lzio.c
@@ -1,5 +1,5 @@
 /*
-** $Id: lzio.c,v 1.1 1997/09/16 19:25:59 roberto Exp roberto $
+** $Id: lzio.c,v 1.2 1997/11/21 19:00:46 roberto Exp roberto $
 ** a generic input stream interface
 ** See Copyright Notice in lua.h
 */
@@ -20,22 +20,23 @@ static int zmfilbuf (ZIO* z)
  return EOZ;
 }
 
-ZIO* zmopen (ZIO* z, char* b, int size)
+ZIO* zmopen (ZIO* z, char* b, int size, char *name)
 {
  if (b==NULL) return NULL;
  z->n=size;
  z->p= (unsigned char *)b;
  z->filbuf=zmfilbuf;
  z->u=NULL;
+ z->name=name;
  return z;
 }
 
 /* ------------------------------------------------------------ strings --- */
 
-ZIO* zsopen (ZIO* z, char* s)
+ZIO* zsopen (ZIO* z, char* s, char *name)
 {
  if (s==NULL) return NULL;
- return zmopen(z,s,strlen(s));
+ return zmopen(z,s,strlen(s),name);
 }
 
 /* -------------------------------------------------------------- FILEs --- */
@@ -50,13 +51,14 @@ static int zffilbuf (ZIO* z)
 }
 
 
-ZIO* zFopen (ZIO* z, FILE* f)
+ZIO* zFopen (ZIO* z, FILE* f, char *name)
 {
  if (f==NULL) return NULL;
  z->n=0;
  z->p=z->buffer;
  z->filbuf=zffilbuf;
  z->u=f;
+ z->name=name;
  return z;
 }
 
diff --git a/lzio.h b/lzio.h
index 4de21020..54354a8a 100644
--- a/lzio.h
+++ b/lzio.h
@@ -1,5 +1,5 @@
 /*
-** $Id: lzio.h,v 1.1 1997/09/16 19:25:59 roberto Exp roberto $
+** $Id: lzio.h,v 1.2 1997/11/21 19:00:46 roberto Exp roberto $
 ** Buffered streams
 ** See Copyright Notice in lua.h
 */
@@ -22,15 +22,15 @@
 
 typedef struct zio ZIO;
 
-ZIO* zFopen (ZIO* z, FILE* f);		/* open FILEs */
-ZIO* zsopen (ZIO* z, char* s);		/* string */
-ZIO* zmopen (ZIO* z, char* b, int size);	/* memory */
+ZIO* zFopen (ZIO* z, FILE* f, char *name);		/* open FILEs */
+ZIO* zsopen (ZIO* z, char* s, char *name);		/* string */
+ZIO* zmopen (ZIO* z, char* b, int size, char *name);	/* memory */
 
 int zread (ZIO* z, void* b, int n);	/* read next n bytes */
 
 #define zgetc(z)	(--(z)->n>=0 ? ((int)*(z)->p++): (z)->filbuf(z))
 #define zungetc(z)	(++(z)->n,--(z)->p)
-
+#define zname(z)	((z)->name)
 
 
 /* --------- Private Part ------------------ */
@@ -43,6 +43,7 @@ struct zio {
  int (*filbuf)(ZIO* z);
  void* u;				/* additional data */
  unsigned char buffer[ZBSIZE];		/* buffer */
+ char *name;
 };