const StrBuf* GetFileName (unsigned Name)
/* Get the name of a file where the name index is known */
{
static const StrBuf ErrorMsg = LIT_STRBUF_INITIALIZER ("(outside file scope)");
const FileEntry* F;
if (Name == 0) {
/* Name was defined outside any file scope, use the name of the first
* file instead. Errors are then reported with a file position of
* line zero in the first file.
*/
if (CollCount (&FileTab) == 0) {
/* No files defined until now */
return &ErrorMsg;
} else {
F = CollConstAt (&FileTab, 0);
}
} else {
F = CollConstAt (&FileTab, Name-1);
}
return GetStrBuf (F->Name);
}
#include "expr.h"
#include "sizeof.h"
#include "symtab.h"
/*****************************************************************************/
/* Data */
/*****************************************************************************/
/* The name of the symbol used to encode the size. The name of this entry is
* choosen so that it cannot be accessed by the user.
*/
static const StrBuf SizeEntryName = LIT_STRBUF_INITIALIZER (".size");
/*****************************************************************************/
/* Code */
/*****************************************************************************/
int IsSizeOfSymbol (const SymEntry* Sym)
/* Return true if the given symbol is the one that encodes the size of some
* entity. Sym may also be a NULL pointer in which case false is returned.
*/
{
return (Sym != 0 && SB_Compare (GetSymName (Sym), &SizeEntryName) == 0);