return rp->sym->type_name;
}
\f
-/*-----------------------------------------------------------------.
-| Dump the string from FIN to FOUT and OOUT if non null. MATCH is |
-| the delimiter of the string (either ' or "). |
-`-----------------------------------------------------------------*/
+/*------------------------------------------------------------.
+| Dump the string from FIN to OOUT if non null. MATCH is the |
+| delimiter of the string (either ' or "). |
+`------------------------------------------------------------*/
static inline void
-copy_string (FILE *fin, FILE *fout, struct obstack *oout, int match)
+copy_string (FILE *fin, struct obstack *oout, int match)
{
int c;
- if (fout)
- putc (match, fout);
- if (oout)
- obstack_1grow (oout, match);
+ obstack_1grow (oout, match);
c = getc (fin);
continue;
}
- if (fout)
- putc (c, fout);
- if (oout)
- obstack_1grow (oout, c);
+ obstack_1grow (oout, c);
if (c == '\\')
{
c = getc (fin);
if (c == EOF)
fatal (_("unterminated string at end of file"));
- if (fout)
- putc (c, fout);
- if (oout)
- obstack_1grow (oout, c);
+ obstack_1grow (oout, c);
if (c == '\n')
lineno++;
c = getc (fin);
}
- if (fout)
- putc (c, fout);
- if (oout)
- obstack_1grow (oout, c);
+ obstack_1grow (oout, c);
}
-/*----------------------------------------------------------------.
-| Dump the wannabee comment from IN to OUT1 and OUT2. In fact we |
-| just saw a `/', which might or might not be a comment. In any |
-| case, copy what we saw. |
-| |
-| OUT2 might be NULL. |
-`----------------------------------------------------------------*/
+/*-----------------------------------------------------------------.
+| Dump the wannabee comment from IN to OUT1 and OUT2 (which can be |
+| NULL). In fact we just saw a `/', which might or might not be a |
+| comment. In any case, copy what we saw. |
+| |
+| OUT2 might be NULL. |
+`-----------------------------------------------------------------*/
static inline void
-copy_comment2 (FILE *fin, FILE *out1,
- struct obstack *oout2, struct obstack *oout)
+copy_comment2 (FILE *fin, struct obstack *oout1, struct obstack *oout2)
{
int cplus_comment;
int ended;
int c;
/* We read a `/', output it. */
- if (out1)
- putc ('/', out1);
- if (oout)
- obstack_1grow (oout, '/');
+ obstack_1grow (oout1, '/');
if (oout2)
obstack_1grow (oout2, '/');
return;
}
- if (out1)
- putc (c, out1);
- if (oout)
- obstack_1grow (oout, c);
+ obstack_1grow (oout1, c);
if (oout2)
obstack_1grow (oout2, c);
c = getc (fin);
{
while (c == '*')
{
- if (out1)
- putc (c, out1);
- if (oout)
- obstack_1grow (oout, c);
+ obstack_1grow (oout1, c);
if (oout2)
obstack_1grow (oout2, c);
c = getc (fin);
if (c == '/')
{
- if (out1)
- putc (c, out1);
- if (oout)
- obstack_1grow (oout, c);
+ obstack_1grow (oout1, c);
if (oout2)
obstack_1grow (oout2, c);
ended = 1;
else if (c == '\n')
{
lineno++;
- if (out1)
- putc (c, out1);
- if (oout)
- obstack_1grow (oout, c);
+ obstack_1grow (oout1, c);
if (oout2)
obstack_1grow (oout2, c);
if (cplus_comment)
fatal (_("unterminated comment"));
else
{
- if (out1)
- putc (c, out1);
- if (oout)
- obstack_1grow (oout, c);
+ obstack_1grow (oout1, c);
if (oout2)
obstack_1grow (oout2, c);
c = getc (fin);
/*-------------------------------------------------------------------.
| Dump the comment (actually the current string starting with a `/') |
-| from FIN to FOUT. |
+| from FIN to OOUT. |
`-------------------------------------------------------------------*/
static inline void
-copy_comment (FILE *fin, FILE *fout, struct obstack *oout)
+copy_comment (FILE *fin, struct obstack *oout)
{
- copy_comment2 (fin, fout, NULL, oout);
+ copy_comment2 (fin, oout, NULL);
}
/*-----------------------------------------------------------------.
-| FIN is pointing to a location (i.e., a `@'). Output to FOUT a |
+| FIN is pointing to a location (i.e., a `@'). Output to OOUT a |
| reference to this location. STACK_OFFSET is the number of values |
| in the current rule so far, which says where to find `$0' with |
| respect to the top of the stack. |
`-----------------------------------------------------------------*/
static inline void
-copy_at (FILE *fin, FILE *fout, struct obstack *oout, int stack_offset)
+copy_at (FILE *fin, struct obstack *oout, int stack_offset)
{
int c;
c = getc (fin);
if (c == '$')
{
- if (fout)
- fprintf (fout, "yyloc");
- if (oout)
- obstack_grow_string (oout, "yyloc");
+ obstack_sgrow (oout, "yyloc");
locations_flag = 1;
}
else if (isdigit (c) || c == '-')
ungetc (c, fin);
n = read_signed_integer (fin);
- sprintf (buf, "yylsp[%d]", n - stack_offset);
- if (fout)
- fputs (buf, fout);
- if (oout)
- obstack_grow (oout, buf, strlen (buf));
+ obstack_fgrow1 (oout, "yylsp[%d]", n - stack_offset);
locations_flag = 1;
}
else
| |
| Possible inputs: $[<TYPENAME>]($|integer) |
| |
-| Output to FOUT a reference to this semantic value. STACK_OFFSET is |
+| Output to OOUT a reference to this semantic value. STACK_OFFSET is |
| the number of values in the current rule so far, which says where |
| to find `$0' with respect to the top of the stack. |
`-------------------------------------------------------------------*/
static inline void
-copy_dollar (FILE *fin, FILE *fout, struct obstack *oout,
+copy_dollar (FILE *fin, struct obstack *oout,
symbol_list *rule, int stack_offset)
{
int c = getc (fin);
if (c == '$')
{
- if (fout)
- fputs ("yyval", fout);
- if (oout)
- obstack_grow_string (oout, "yyval");
+ obstack_sgrow (oout, "yyval");
if (!type_name)
type_name = get_type_name (0, rule);
if (type_name)
- {
- if (fout)
- fprintf (fout, ".%s", type_name);
- if (oout)
- obstack_fgrow1 (oout, ".%s", type_name);
- }
+ obstack_fgrow1 (oout, ".%s", type_name);
if (!type_name && typed)
complain (_("$$ of `%s' has no declared type"),
rule->sym->tag);
if (!type_name && n > 0)
type_name = get_type_name (n, rule);
- if (fout)
- fprintf (fout, "yyvsp[%d]", n - stack_offset);
- if (oout)
- obstack_fgrow1 (oout, "yyvsp[%d]", n - stack_offset);
+ obstack_fgrow1 (oout, "yyvsp[%d]", n - stack_offset);
if (type_name)
- {
- if (fout)
- fprintf (fout, ".%s", type_name);
- if (oout)
- obstack_fgrow1 (oout, ".%s", type_name);
- }
+ obstack_fgrow1 (oout, ".%s", type_name);
if (!type_name && typed)
complain (_("$%d of `%s' has no declared type"),
n, rule->sym->tag);
case '\'':
case '"':
- copy_string (finput, 0, &attrs_obstack, c);
+ copy_string (finput, &attrs_obstack, c);
break;
case '/':
- copy_comment (finput, 0, &attrs_obstack);
+ copy_comment (finput, &attrs_obstack);
break;
case EOF:
else
obstack_1grow (&attrs_obstack, '\n');
- obstack_grow_string (&attrs_obstack, "typedef union");
+ obstack_sgrow (&attrs_obstack, "typedef union");
if (defines_flag)
- obstack_grow_string (&defines_obstack, "typedef union");
+ obstack_sgrow (&defines_obstack, "typedef union");
c = getc (finput);
break;
case '/':
- copy_comment2 (finput, 0, &defines_obstack, &attrs_obstack);
+ copy_comment2 (finput, &defines_obstack, &attrs_obstack);
break;
case '{':
count--;
if (count <= 0)
{
- obstack_grow_string (&attrs_obstack, " YYSTYPE;\n");
+ obstack_sgrow (&attrs_obstack, " YYSTYPE;\n");
if (defines_flag)
- obstack_grow_string (&defines_obstack, " YYSTYPE;\n");
+ obstack_sgrow (&defines_obstack, " YYSTYPE;\n");
/* JF don't choke on trailing semi */
c = skip_white_space ();
if (c != ';')
break;
case SEMANTIC_PARSER:
- if (!semantic_parser)
- fguard = xfopen (guardfile, "w");
semantic_parser = 1;
break;
case '\'':
case '"':
- copy_string (finput, 0, &action_obstack, c);
+ copy_string (finput, &action_obstack, c);
break;
case '/':
- copy_comment (finput, 0, &action_obstack);
+ copy_comment (finput, &action_obstack);
break;
case '$':
- copy_dollar (finput, 0, &action_obstack,
+ copy_dollar (finput, &action_obstack,
rule, stack_offset);
break;
case '@':
- copy_at (finput, 0, &action_obstack,
+ copy_at (finput, &action_obstack,
stack_offset);
break;
}
}
- obstack_grow_string (&action_obstack, ";\n break;}");
+ obstack_sgrow (&action_obstack, ";\n break;}");
}
\f
/*-------------------------------------------------------------------.
if (semantic_parser)
stack_offset = 0;
- fprintf (fguard, "\ncase %d:\n", nrules);
+ obstack_fgrow1 (&guard_obstack, "\ncase %d:\n", nrules);
if (!no_lines_flag)
- fprintf (fguard, "#line %d %s\n",
- lineno, quotearg_style (c_quoting_style, infile));
- putc ('{', fguard);
+ obstack_fgrow2 (&guard_obstack, "#line %d %s\n",
+ lineno, quotearg_style (c_quoting_style, infile));
+ obstack_1grow (&guard_obstack, '{');
count = 0;
c = getc (finput);
switch (c)
{
case '\n':
- putc (c, fguard);
+ obstack_1grow (&guard_obstack, c);
lineno++;
break;
case '{':
- putc (c, fguard);
+ obstack_1grow (&guard_obstack, c);
brace_flag = 1;
count++;
break;
case '}':
- putc (c, fguard);
+ obstack_1grow (&guard_obstack, c);
if (count > 0)
count--;
else
case '\'':
case '"':
- copy_string (finput, fguard, 0, c);
+ copy_string (finput, &guard_obstack, c);
break;
case '/':
- copy_comment (finput, fguard, 0);
+ copy_comment (finput, &guard_obstack);
break;
case '$':
- copy_dollar (finput, fguard, 0, rule, stack_offset);
+ copy_dollar (finput, &guard_obstack, rule, stack_offset);
break;
case '@':
- copy_at (finput, fguard, 0, stack_offset);
+ copy_at (finput, &guard_obstack, stack_offset);
break;
case EOF:
fatal ("%s", _("unterminated %guard clause"));
default:
- putc (c, fguard);
+ obstack_1grow (&guard_obstack, c);
}
if (c != '}' || count != 0)
c = skip_white_space ();
- fprintf (fguard, ";\n break;}");
+ obstack_sgrow (&guard_obstack, ";\n break;}");
if (c == '{')
copy_action (rule, stack_offset);
else if (c == '=')
/* We used to use `unsigned long' as YYSTYPE on MSDOS,
but it seems better to be consistent.
Most programs should declare their own type anyway. */
- obstack_grow_string (&attrs_obstack,
+ obstack_sgrow (&attrs_obstack,
"#ifndef YYSTYPE\n#define YYSTYPE int\n#endif\n");
if (defines_flag)
- obstack_grow_string (&defines_obstack, "\
+ obstack_sgrow (&defines_obstack, "\
#ifndef YYSTYPE\n\
# define YYSTYPE int\n\
#endif\n");
obstack_fgrow1 (&defines_obstack, "\nextern YYSTYPE %slval;\n",
spec_name_prefix);
else
- obstack_grow_string (&defines_obstack,
+ obstack_sgrow (&defines_obstack,
"\nextern YYSTYPE yylval;\n");
}
\f
/*-------------------------------------------------------------------.
| Read in the grammar specification and record it in the format |
-| described in gram.h. All guards are copied into the FGUARD file |
+| described in gram.h. All guards are copied into the GUARD_OBSTACK |
| and all actions into ACTION_OBSTACK, in each case forming the body |
| of a C function (YYGUARD or YYACTION) which contains a switch |
| statement to decide which guard or action to execute. |
no_parser_flag ? "Bison-generated parse tables" : "A Bison parser",
infile, VERSION);
- obstack_grow_string (&table_obstack,
+ obstack_sgrow (&table_obstack,
"#define YYBISON 1 /* Identify Bison output. */\n\n");
read_declarations ();
/* Start writing the guard and action files, if they are needed. */
/* Write closing delimiters for actions and guards. */
output_trailers ();
if (locations_flag)
- obstack_grow_string (&table_obstack, "#define YYLSP_NEEDED 1\n\n");
+ obstack_sgrow (&table_obstack, "#define YYLSP_NEEDED 1\n\n");
/* Assign the symbols their symbol numbers. Write #defines for the
token symbols into FDEFINES if requested. */
packsymbols ();
reader_output_yylsp (struct obstack *oout)
{
if (locations_flag)
- obstack_grow_string (oout, "\
+ obstack_sgrow (oout, "\
\n\
#ifndef YYLTYPE\n\
typedef struct yyltype\n\
projects / bison.git / blobdiff