You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
- 02111-1307, USA. */
+ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+ 02110-1301, USA. */
#include <config.h>
#include "lexer.h"
double tokval;
/* T_ID: the identifier. */
-char tokid[9];
+char tokid[LONG_NAME_LEN + 1];
/* T_ID, T_STRING: token string value.
- For T_ID, this is not truncated to 8 characters as is tokid. */
+ For T_ID, this is not truncated as is tokid. */
struct string tokstr;
\f
/* Static variables. */
assert (put_token != 0);
token = put_token;
ds_replace (&tokstr, ds_c_str (&put_tokstr));
- strncpy (tokid, ds_c_str (&put_tokstr), 8);
- tokid[8] = 0;
+ st_trim_copy (tokid, ds_c_str (&tokstr), sizeof tokid);
tokval = put_tokval;
put_token = 0;
}
}
/* Copy id to tokstr. */
- ds_putc (&tokstr, toupper ((unsigned char) *prog++));
+ ds_putc (&tokstr, *prog++);
while (CHAR_IS_IDN (*prog))
- ds_putc (&tokstr, toupper ((unsigned char) *prog++));
+ ds_putc (&tokstr, *prog++);
- /* Copy tokstr to tokid, truncating it to 8 characters. */
- strncpy (tokid, ds_c_str (&tokstr), 8);
- tokid[8] = 0;
+ /* Copy tokstr to tokid, possibly truncating it.*/
+ st_trim_copy (tokid, ds_c_str (&tokstr), sizeof tokid);
+ /* Determine token type. */
token = lex_id_to_token (ds_c_str (&tokstr), ds_length (&tokstr));
break;
}
/* If the current token is the identifier S, skips it and returns
- nonzero.
+ nonzero. The identifier may be abbreviated to its first three
+ letters.
Otherwise, returns zero. */
int
lex_match_id (const char *s)
/* Comparing identifiers. */
/* Keywords match if one of the following is true: KW and TOK are
- identical (barring differences in case), or TOK is at least 3
+ identical (except for differences in case), or TOK is at least 3
characters long and those characters are identical to KW. KW_LEN
is the length of KW, TOK_LEN is the length of TOK. */
int
void
lex_put_back_id (const char *id)
{
+ assert (lex_id_to_token (id, strlen (id)) == T_ID);
save_token ();
token = T_ID;
ds_replace (&tokstr, id);
- strncpy (tokid, ds_c_str (&tokstr), 8);
- tokid[8] = 0;
+ st_trim_copy (tokid, ds_c_str (&tokstr), sizeof tokid);
}
\f
/* Weird line processing functions. */
int quote;
/* Remove C-style comments begun by slash-star and terminated by
- star-slash or newline. */
+ star-slash or newline. */
quote = comment = 0;
for (cp = ds_c_str (&getl_buf); *cp; )
{