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* src/vcg.h (graph_s): color, textcolor, bordercolor are now

Browse Source 
enum color_e.
* src/print_graph.c (print_graph): Initalize graph.layoutalgorithm
to `normal'.
* src/reader.c (parse_token_decl): Initialize token with tok_eof.
* src/lex.h: Adjust prototype.
(token_t): Add `tok_undef'.
* src/lex.c (struct percent_table_struct): Retval is now a token_t.
(parse_percent_token): Now returns token_t.
Add default statement in switch.
(lex): Separate `c' as an input variable, from the token_t result
part.
(unlexed): Is a token_t.
This commit is contained in:
Akim Demaille
2001-09-10 08:33:25 +00:00
parent 31478b7ab7
commit 041cad1677
6 changed files with 45 additions and 23 deletions
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27
src/lex.c
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@@ -36,15 +36,17 @@ const char *token_buffer = NULL;
bucket *symval;
int numval;
static int unlexed; /* these two describe a token to be reread */
static bucket *unlexed_symval; /* by the next call to lex */
/* these two describe a token to be reread */
static token_t unlexed = tok_undef;
/* by the next call to lex */
static bucket *unlexed_symval = NULL;
void
init_lex (void)
{
obstack_init (&token_obstack);
unlexed = -1;
unlexed = tok_undef;
}
@@ -356,12 +358,12 @@ lex (void)
/* Just to make sure. */
token_buffer = NULL;
if (unlexed >= 0)
if (unlexed != tok_undef)
{
token_t res = unlexed;
symval = unlexed_symval;
c = unlexed;
unlexed = -1;
return c;
unlexed = tok_undef;
return res;
}
c = skip_white_space ();
@@ -516,7 +518,7 @@ struct percent_table_struct
{
const char *name;
void *set_flag;
int retval;
token_t retval;
};
struct percent_table_struct percent_table[] =
@@ -566,13 +568,12 @@ struct percent_table_struct percent_table[] =
/* Parse a token which starts with %.
Assumes the % has already been read and discarded. */
int
token_t
parse_percent_token (void)
{
int c;
struct percent_table_struct *tx;
c = getc (finput);
int c = getc (finput);
switch (c)
{
@@ -635,6 +636,10 @@ parse_percent_token (void)
case tok_obsolete:
fatal (_("`%s' is no longer supported"), token_buffer);
break;
default:
/* Other cases do not apply here. */
break;
}
return tx->retval;