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* tests/regression.at (Invalid input: 2): New.

Browse Source 
* src/lex.c (unlexed_token_buffer): New.
(lex, unlex): Adjust: when unlexing, be sure to save token_buffer
too.
Reported by Wwp.
This commit is contained in:
Akim Demaille
2001-11-01 18:05:22 +00:00
parent f987e9d257
commit 561f9a30af
4 changed files with 52 additions and 3 deletions
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8
ChangeLog
View File

@@ -1,3 +1,11 @@
2001-11-01 Akim Demaille <akim@epita.fr>
* tests/regression.at (Invalid input: 2): New.
* src/lex.c (unlexed_token_buffer): New.
(lex, unlex): Adjust: when unlexing, be sure to save token_buffer
too.
Reported by Wwp.
2001-11-01 Akim Demaille <akim@epita.fr>
* tests/calc.at: Catch up with 1.30.

1
THANKS
View File

@@ -23,6 +23,7 @@ Piotr Gackiewicz gacek@intertel.com.pl
Richard Stallman rms@gnu.org
Robert Anisko anisko_r@epita.fr
Shura debil_urod@ngs.ru
Wwp subscript@free.fr
Many people are not named here because we lost track of them. We
thank them! Please, help us keeping this list up to date.

7
src/lex.c
View File

@@ -36,11 +36,10 @@ const char *token_buffer = NULL;
bucket *symval;
int numval;
/* these two describe a token to be reread */
/* A token to be reread, see unlex and lex. */
static token_t unlexed = tok_undef;
/* by the next call to lex */
static bucket *unlexed_symval = NULL;
static const char *unlexed_token_buffer = NULL;
void
lex_init (void)
@@ -325,6 +324,7 @@ void
unlex (token_t token)
{
unlexed = token;
unlexed_token_buffer = token_buffer;
unlexed_symval = symval;
}
@@ -369,6 +369,7 @@ lex (void)
{
token_t res = unlexed;
symval = unlexed_symval;
token_buffer = unlexed_token_buffer;
unlexed = tok_undef;
return res;
}

39
tests/regression.at
View File

@@ -109,6 +109,45 @@ input.y:3: fatal error: no rules in the input grammar
AT_CLEANUP
## ----------------- ##
## Invalid input 1. ##
## ----------------- ##
AT_SETUP([Invalid input: 1])
AT_DATA([input.y],
[[%%
?
]])
AT_CHECK([bison input.y], [1], [],
[input.y:2: invalid input: `?'
input.y:3: fatal error: no rules in the input grammar
])
AT_CLEANUP
## ----------------- ##
## Invalid input 2. ##
## ----------------- ##
AT_SETUP([Invalid input: 2])
AT_DATA([input.y],
[[%%
default: 'a' }
]])
AT_CHECK([bison input.y], [1], [],
[input.y:2: invalid input: `}'
])
AT_CLEANUP
## --------------------- ##
## Invalid CPP headers. ##
## --------------------- ##