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* src/symtab.h (struct symbol): Declare the printer and destructor

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as const, to avoid accidental calls to free.
(symbol_destructor_set, symbol_printer_set): Adjust.
* src/symtab.c: Adjust.
This commit is contained in:
Akim Demaille
2005-09-16 19:50:08 +00:00
parent cf147260d2
commit c1432f6538
3 changed files with 15 additions and 6 deletions
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7
ChangeLog
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@@ -1,3 +1,10 @@
2005-09-16 Akim <akim@epita.fr>
* src/symtab.h (struct symbol): Declare the printer and destructor
as const, to avoid accidental calls to free.
(symbol_destructor_set, symbol_printer_set): Adjust.
* src/symtab.c: Adjust.
2005-09-16 Akim <akim@epita.fr> 2005-09-16 Akim <akim@epita.fr>
* data/c.m4 (b4_token_enums): New. * data/c.m4 (b4_token_enums): New.

4
src/symtab.c
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@@ -130,7 +130,7 @@ symbol_type_set (symbol *sym, uniqstr type_name, location loc)
`------------------------------------------------------------------*/ `------------------------------------------------------------------*/
void void
symbol_destructor_set (symbol *sym, char *destructor, location loc) symbol_destructor_set (symbol *sym, const char *destructor, location loc)
{ {
if (destructor) if (destructor)
{ {
@@ -147,7 +147,7 @@ symbol_destructor_set (symbol *sym, char *destructor, location loc)
`---------------------------------------------------------------*/ `---------------------------------------------------------------*/
void void
symbol_printer_set (symbol *sym, char *printer, location loc) symbol_printer_set (symbol *sym, const char *printer, location loc)
{ {
if (printer) if (printer)
{ {

10
src/symtab.h
View File

@@ -60,10 +60,12 @@ struct symbol
uniqstr type_name; uniqstr type_name;
location type_location; location type_location;
char *destructor; /* Does not own the memory. */
const char *destructor;
location destructor_location; location destructor_location;
char *printer; /* Does not own the memory. */
const char *printer;
location printer_location; location printer_location;
symbol_number number; symbol_number number;
@@ -109,10 +111,10 @@ void symbol_make_alias (symbol *sym, symbol *symval, location loc);
void symbol_type_set (symbol *sym, uniqstr type_name, location loc); void symbol_type_set (symbol *sym, uniqstr type_name, location loc);
/* Set the DESTRUCTOR associated with SYM. */ /* Set the DESTRUCTOR associated with SYM. */
void symbol_destructor_set (symbol *sym, char *destructor, location loc); void symbol_destructor_set (symbol *sym, const char *destructor, location loc);
/* Set the PRINTER associated with SYM. */ /* Set the PRINTER associated with SYM. */
void symbol_printer_set (symbol *sym, char *printer, location loc); void symbol_printer_set (symbol *sym, const char *printer, location loc);
/* Set the PRECEDENCE associated with SYM. Ensure that SYMBOL is a /* Set the PRECEDENCE associated with SYM. Ensure that SYMBOL is a
terminal. Do nothing if invoked with UNDEF_ASSOC as ASSOC. */ terminal. Do nothing if invoked with UNDEF_ASSOC as ASSOC. */