Reworked settings so as to use one large struct instead of lots of static

[pspp-builds.git] / src / language / lexer / lexer.c

diff --git a/src/language/lexer/lexer.c b/src/language/lexer/lexer.c
index 79657df7d52793ec2b9cc8f385947de13bac3203..1c9542d78ed54ccf5271811b5cc27be54337aeae 100644 (file)
--- a/src/language/lexer/lexer.c
+++ b/src/language/lexer/lexer.c
@@ -52,7 +52,7 @@ struct lexer
   int token;      /* Current token. */
   double tokval;  /* T_POS_NUM, T_NEG_NUM: the token's value. */
 
-  char tokid [LONG_NAME_LEN + 1];   /* T_ID: the identifier. */
+  char tokid [VAR_NAME_LEN + 1];   /* T_ID: the identifier. */
 
   struct string tokstr;   /* T_ID, T_STRING: token string value.
                            For T_ID, this is not truncated as is
@@ -548,9 +548,19 @@ lex_match (struct lexer *lexer, int t)
    Otherwise, returns false. */
 bool
 lex_match_id (struct lexer *lexer, const char *s)
+{
+  return lex_match_id_n (lexer, s, 3);
+}
+
+/* If the current token is the identifier S, skips it and returns
+   true.  The identifier may be abbreviated to its first N
+   letters.
+   Otherwise, returns false. */
+bool
+lex_match_id_n (struct lexer *lexer, const char *s, size_t n)
 {
   if (lexer->token == T_ID
-      && lex_id_match (ss_cstr (s), ss_cstr (lexer->tokid)))
+      && lex_id_match_n (ss_cstr (s), ss_cstr (lexer->tokid), n))
     {
       lex_get (lexer);
       return true;
@@ -849,8 +859,8 @@ lex_preprocess_line (struct string *line,
 {
   strip_comments (line);
   ds_rtrim (line, ss_cstr (CC_SPACES));
-  *line_ends_command = (ds_chomp (line, get_endcmd ())
-                        || (ds_is_empty (line) && get_nulline ()));
+  *line_ends_command = (ds_chomp (line, settings_get_endcmd ())
+                        || (ds_is_empty (line) && settings_get_nulline ()));
   *line_starts_command = false;
   if (syntax == GETL_BATCH)
     {