diff options
Diffstat (limited to 'src/include/parser/parsetree.h')
| -rw-r--r-- | src/include/parser/parsetree.h | 73 |
1 files changed, 36 insertions, 37 deletions
diff --git a/src/include/parser/parsetree.h b/src/include/parser/parsetree.h index b51cc0f3057..a5662cd9d79 100644 --- a/src/include/parser/parsetree.h +++ b/src/include/parser/parsetree.h @@ -1,78 +1,77 @@ /*------------------------------------------------------------------------- * * parsetree.h-- - * Routines to access various components and subcomponents of - * parse trees. + * Routines to access various components and subcomponents of + * parse trees. * * * Copyright (c) 1994, Regents of the University of California * - * $Id: parsetree.h,v 1.2 1996/11/06 10:30:39 scrappy Exp $ + * $Id: parsetree.h,v 1.3 1997/09/07 04:59:38 momjian Exp $ * *------------------------------------------------------------------------- */ #ifndef PARSETREE_H -#define PARSETREE_H /* include once only */ +#define PARSETREE_H /* include once only */ /* ---------------- - * need pg_list.h for definitions of CAR(), etc. macros + * need pg_list.h for definitions of CAR(), etc. macros * ---------------- */ /* ---------------- - * range table macros + * range table macros * - * parse tree: - * (root targetlist qual) - * ^^^^ - * parse root: - * (numlevels cmdtype resrel rangetable priority ruleinfo nestdotinfo) - * ^^^^^^^^^^ - * range table: - * (rtentry ...) + * parse tree: + * (root targetlist qual) + * ^^^^ + * parse root: + * (numlevels cmdtype resrel rangetable priority ruleinfo nestdotinfo) + * ^^^^^^^^^^ + * range table: + * (rtentry ...) * - * rtentry: - * note: this might be wrong, I don't understand how - * rt_time / rt_archive_time work together. anyways it - * looks something like: + * rtentry: + * note: this might be wrong, I don't understand how + * rt_time / rt_archive_time work together. anyways it + * looks something like: * - * (relname ? relid timestuff flags rulelocks) - * or (new/cur relname relid timestuff flags rulelocks) + * (relname ? relid timestuff flags rulelocks) + * or (new/cur relname relid timestuff flags rulelocks) * - * someone who knows more should correct this -cim 6/9/91 + * someone who knows more should correct this -cim 6/9/91 * ---------------- */ #define rt_relname(rt_entry) \ - ((!strcmp(((rt_entry)->refname),"*CURRENT*") ||\ - !strcmp(((rt_entry)->refname),"*NEW*")) ? ((rt_entry)->refname) : \ - ((char *)(rt_entry)->relname)) + ((!strcmp(((rt_entry)->refname),"*CURRENT*") ||\ + !strcmp(((rt_entry)->refname),"*NEW*")) ? ((rt_entry)->refname) : \ + ((char *)(rt_entry)->relname)) /* - * rt_fetch - * rt_store + * rt_fetch + * rt_store * - * Access and (destructively) replace rangetable entries. + * Access and (destructively) replace rangetable entries. * */ #define rt_fetch(rangetable_index, rangetable) \ - ((RangeTblEntry*)nth((rangetable_index)-1, rangetable)) + ((RangeTblEntry*)nth((rangetable_index)-1, rangetable)) #define rt_store(rangetable_index, rangetable, rt) \ - set_nth(rangetable, (rangetable_index)-1, rt) + set_nth(rangetable, (rangetable_index)-1, rt) /* - * getrelid - * getrelname + * getrelid + * getrelname * - * Given the range index of a relation, return the corresponding - * relation id or relation name. + * Given the range index of a relation, return the corresponding + * relation id or relation name. */ #define getrelid(rangeindex,rangetable) \ - ((RangeTblEntry*)nth((rangeindex)-1, rangetable))->relid + ((RangeTblEntry*)nth((rangeindex)-1, rangetable))->relid #define getrelname(rangeindex, rangetable) \ - rt_relname((RangeTblEntry*)nth((rangeindex)-1, rangetable)) + rt_relname((RangeTblEntry*)nth((rangeindex)-1, rangetable)) -#endif /* PARSETREE_H */ - +#endif /* PARSETREE_H */ |