From a0d2f05a0d433ab68ec378744ff920562a5ef681 Mon Sep 17 00:00:00 2001 From: Tom Lane Date: Thu, 3 Nov 2011 18:47:28 -0400 Subject: [PATCH] Improve comments for TSLexeme data structure. Mostly, clean up long-ago pgindent damage. --- src/include/tsearch/ts_public.h | 27 +++++++++++++++++++-------- 1 file changed, 19 insertions(+), 8 deletions(-) diff --git a/src/include/tsearch/ts_public.h b/src/include/tsearch/ts_public.h index 437f4369e2..4db4f9f851 100644 --- a/src/include/tsearch/ts_public.h +++ b/src/include/tsearch/ts_public.h @@ -85,20 +85,31 @@ extern bool searchstoplist(StopList *s, char *key); /* return struct for any lexize function */ typedef struct { - /* - * number of variant of split word , for example Word 'fotballklubber' - * (norwegian) has two varian to split: ( fotball, klubb ) and ( fot, - * ball, klubb ). So, dictionary should return: nvariant lexeme 1 fotball - * 1 klubb 2 fot 2 ball 2 klubb + /*---------- + * Number of current variant of split word. For example the Norwegian + * word 'fotballklubber' has two variants to split: ( fotball, klubb ) + * and ( fot, ball, klubb ). So, dictionary should return: + * + * nvariant lexeme + * 1 fotball + * 1 klubb + * 2 fot + * 2 ball + * 2 klubb + * + * In general, a TSLexeme will be considered to belong to the same split + * variant as the previous one if they have the same nvariant value. + * The exact values don't matter, only changes from one lexeme to next. + *---------- */ uint16 nvariant; - uint16 flags; + uint16 flags; /* See flag bits below */ - /* C-string */ - char *lexeme; + char *lexeme; /* C string */ } TSLexeme; +/* Flag bits that can appear in TSLexeme.flags */ #define TSL_ADDPOS 0x01 #define TSL_PREFIX 0x02 #define TSL_FILTER 0x04