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More explicit use of "const", "extern", and "static", particularly to

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limit the scope of many local variables and functions.
This commit is contained in:
Jesse Thilo
2000-07-04 03:29:02 +00:00
parent 27821bff0f
commit 4a120d45e6
20 changed files with 345 additions and 298 deletions
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105
src/output.c
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@@ -135,35 +135,36 @@ extern short *goto_map;
extern short *from_state;
extern short *to_state;
void output_headers PARAMS((void));
void output_trailers PARAMS((void));
void output PARAMS((void));
void output_token_translations PARAMS((void));
void output_gram PARAMS((void));
void output_stos PARAMS((void));
void output_rule_data PARAMS((void));
void output_defines PARAMS((void));
void output_actions PARAMS((void));
void token_actions PARAMS((void));
void save_row PARAMS((int));
void goto_actions PARAMS((void));
void save_column PARAMS((int, int));
void sort_actions PARAMS((void));
void pack_table PARAMS((void));
void output_base PARAMS((void));
void output_table PARAMS((void));
void output_check PARAMS((void));
void output_parser PARAMS((void));
void output_program PARAMS((void));
void free_shifts PARAMS((void));
void free_reductions PARAMS((void));
void free_itemsets PARAMS((void));
int action_row PARAMS((int));
int default_goto PARAMS((int));
int matching_state PARAMS((int));
int pack_vector PARAMS((int));
extern void output_headers PARAMS((void));
extern void output_trailers PARAMS((void));
extern void output PARAMS((void));
extern void berror PARAMS((char *));
static void output_token_translations PARAMS((void));
static void output_gram PARAMS((void));
static void output_stos PARAMS((void));
static void output_rule_data PARAMS((void));
static void output_defines PARAMS((void));
static void output_actions PARAMS((void));
static void token_actions PARAMS((void));
static void save_row PARAMS((int));
static void goto_actions PARAMS((void));
static void save_column PARAMS((int, int));
static void sort_actions PARAMS((void));
static void pack_table PARAMS((void));
static void output_base PARAMS((void));
static void output_table PARAMS((void));
static void output_check PARAMS((void));
static void output_parser PARAMS((void));
static void output_program PARAMS((void));
static void free_shifts PARAMS((void));
static void free_reductions PARAMS((void));
static void free_itemsets PARAMS((void));
static int action_row PARAMS((int));
static int default_goto PARAMS((int));
static int matching_state PARAMS((int));
static int pack_vector PARAMS((int));
extern void berror PARAMS((const char *));
extern void reader_output_yylsp PARAMS((FILE *));
static int nvectors;
@@ -287,7 +288,7 @@ output (void)
}
void
static void
output_token_translations (void)
{
register int i, j;
@@ -331,7 +332,7 @@ output_token_translations (void)
}
void
static void
output_gram (void)
{
register int i;
@@ -396,7 +397,7 @@ output_gram (void)
}
void
static void
output_stos (void)
{
register int i;
@@ -426,7 +427,7 @@ output_stos (void)
}
void
static void
output_rule_data (void)
{
register int i;
@@ -612,7 +613,7 @@ static const short yyr2[] = { 0", ftable);
}
void
static void
output_defines (void)
{
fprintf(ftable, "\n\n#define\tYYFINAL\t\t%d\n", final_state);
@@ -624,7 +625,7 @@ output_defines (void)
/* compute and output yydefact, yydefgoto, yypact, yypgoto, yytable and yycheck. */
void
static void
output_actions (void)
{
nvectors = nstates + nvars;
@@ -662,7 +663,7 @@ output_actions (void)
The yydefact table is output now. The detailed info is saved for
putting into yytable later. */
void
static void
token_actions (void)
{
register int i;
@@ -713,7 +714,7 @@ token_actions (void)
rules considered lower-numbered rules last, and the last rule
considered that likes a token gets to handle it. */
int
static int
action_row (int state)
{
register int i;
@@ -882,7 +883,7 @@ action_row (int state)
}
void
static void
save_row (int state)
{
register int i;
@@ -926,7 +927,7 @@ save_row (int state)
The yydefgoto table is output now. The detailed info
is saved for putting into yytable later. */
void
static void
goto_actions (void)
{
register int i;
@@ -965,7 +966,7 @@ goto_actions (void)
int
static int
default_goto (int symbol)
{
register int i;
@@ -1002,7 +1003,7 @@ default_goto (int symbol)
}
void
static void
save_column (int symbol, int default_state)
{
register int i;
@@ -1050,7 +1051,7 @@ save_column (int symbol, int default_state)
/* The next few functions decide how to pack the actions and gotos
information into yytable. */
void
static void
sort_actions (void)
{
register int i;
@@ -1086,7 +1087,7 @@ sort_actions (void)
}
void
static void
pack_table (void)
{
register int i;
@@ -1135,7 +1136,7 @@ pack_table (void)
int
static int
matching_state (int vector)
{
register int i;
@@ -1175,7 +1176,7 @@ matching_state (int vector)
int
static int
pack_vector (int vector)
{
register int i;
@@ -1244,7 +1245,7 @@ pack_vector (int vector)
/* the following functions output yytable, yycheck
and the vectors whose elements index the portion starts */
void
static void
output_base (void)
{
register int i;
@@ -1295,7 +1296,7 @@ output_base (void)
}
void
static void
output_table (void)
{
register int i;
@@ -1327,7 +1328,7 @@ output_table (void)
}
void
static void
output_check (void)
{
register int i;
@@ -1361,7 +1362,7 @@ output_check (void)
/* copy the parser code into the ftable file at the end. */
void
static void
output_parser (void)
{
register int c;
@@ -1439,7 +1440,7 @@ output_parser (void)
}
}
void
static void
output_program (void)
{
register int c;
@@ -1456,7 +1457,7 @@ output_program (void)
}
void
static void
free_itemsets (void)
{
register core *cp,*cptmp;
@@ -1471,7 +1472,7 @@ free_itemsets (void)
}
void
static void
free_shifts (void)
{
register shifts *sp,*sptmp;/* JF derefrenced freed ptr */
@@ -1486,7 +1487,7 @@ free_shifts (void)
}
void
static void
free_reductions (void)
{
register reductions *rp,*rptmp;/* JF fixed freed ptr */