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Commit79862ca

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committed
Merge branch 'PGPRO_tsearch_wchar' into PGPRO9_5
2 parents678a85a +e09c9c0 commit79862ca

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1 file changed

+124
-13
lines changed

1 file changed

+124
-13
lines changed

‎src/backend/tsearch/spell.c‎

Lines changed: 124 additions & 13 deletions
Original file line numberDiff line numberDiff line change
@@ -519,12 +519,122 @@ NIAddAffix(IspellDict *Conf, int flag, char flagflags, const char *mask, const c
519519
}
520520

521521
#definePAE_WAIT_MASK0
522-
#definePAE_INMASK1
522+
#definePAE_INMASK1
523523
#definePAE_WAIT_FIND2
524-
#definePAE_INFIND3
524+
#definePAE_INFIND3
525525
#definePAE_WAIT_REPL4
526-
#definePAE_INREPL5
526+
#definePAE_INREPL5
527+
#definePAE_WAIT_TYPE6
528+
#definePAE_WAIT_FLAG7
527529

530+
/*
531+
* Used in parse_ooaffentry() to parse an .affix file entry.
532+
*/
533+
staticbool
534+
get_nextentry(char**str,char*next)
535+
{
536+
intstate=PAE_WAIT_MASK;
537+
char*pnext=next;
538+
539+
*next='\0';
540+
541+
while (**str)
542+
{
543+
if (state==PAE_WAIT_MASK)
544+
{
545+
if (t_iseq(*str,'#'))
546+
return false;
547+
elseif (!t_isspace(*str))
548+
{
549+
COPYCHAR(pnext,*str);
550+
pnext+=pg_mblen(*str);
551+
state=PAE_INMASK;
552+
}
553+
}
554+
elseif (state==PAE_INMASK)
555+
{
556+
if (t_isspace(*str))
557+
{
558+
*pnext='\0';
559+
return true;
560+
}
561+
else
562+
{
563+
COPYCHAR(pnext,*str);
564+
pnext+=pg_mblen(*str);
565+
}
566+
}
567+
*str+=pg_mblen(*str);
568+
}
569+
570+
*pnext='\0';
571+
572+
return*next;
573+
}
574+
575+
/*
576+
* Parses entry of an .affix file of MySpell or Hunspell format.
577+
*
578+
* An .affix file entry has the following format:
579+
* - header
580+
* <type> <flag> <cross_flag> <flag_count>
581+
* - fields after header:
582+
* <type> <flag> <find> <replace> <mask>
583+
*/
584+
staticint
585+
parse_ooaffentry(char*str,char*type,char*flag,char*find,
586+
char*repl,char*mask)
587+
{
588+
intstate=PAE_WAIT_TYPE,
589+
next_state=PAE_WAIT_FLAG;
590+
intparse_read=0;
591+
boolvalid= true;
592+
593+
*type=*flag=*find=*repl=*mask='\0';
594+
595+
while (*str&&valid)
596+
{
597+
switch (state)
598+
{
599+
casePAE_WAIT_TYPE:
600+
valid=get_nextentry(&str,type);
601+
break;
602+
casePAE_WAIT_FLAG:
603+
valid=get_nextentry(&str,flag);
604+
next_state=PAE_WAIT_FIND;
605+
break;
606+
casePAE_WAIT_FIND:
607+
valid=get_nextentry(&str,find);
608+
next_state=PAE_WAIT_REPL;
609+
break;
610+
casePAE_WAIT_REPL:
611+
valid=get_nextentry(&str,repl);
612+
next_state=PAE_WAIT_MASK;
613+
break;
614+
casePAE_WAIT_MASK:
615+
get_nextentry(&str,mask);
616+
/* break loop */
617+
valid= false;
618+
break;
619+
default:
620+
elog(ERROR,"unrecognized state in parse_ooaffentry: %d",state);
621+
}
622+
state=next_state;
623+
if (*str)
624+
str+=pg_mblen(str);
625+
626+
parse_read++;
627+
}
628+
629+
returnparse_read;
630+
}
631+
632+
/*
633+
* Parses entry of an .affix file of Ispell format
634+
*
635+
* An .affix file entry has the following format:
636+
* <mask> > [-<find>,]<replace>
637+
*/
528638
staticbool
529639
parse_affentry(char*str,char*mask,char*find,char*repl)
530640
{
@@ -731,8 +841,7 @@ NIImportOOAffixes(IspellDict *Conf, const char *filename)
731841
sflaglen=0;
732842
charflagflags=0;
733843
tsearch_readline_statetrst;
734-
intscanread=0;
735-
charscanbuf[BUFSIZ];
844+
intparseread=0;
736845
char*recoded;
737846

738847
/* read file to find any flag */
@@ -804,8 +913,6 @@ NIImportOOAffixes(IspellDict *Conf, const char *filename)
804913
}
805914
tsearch_readline_end(&trst);
806915

807-
sprintf(scanbuf,"%%6s %%%ds %%%ds %%%ds %%%ds",BUFSIZ /5,BUFSIZ /5,BUFSIZ /5,BUFSIZ /5);
808-
809916
if (!tsearch_readline_begin(&trst,filename))
810917
ereport(ERROR,
811918
(errcode(ERRCODE_CONFIG_FILE_ERROR),
@@ -817,8 +924,7 @@ NIImportOOAffixes(IspellDict *Conf, const char *filename)
817924
if (*recoded=='\0'||t_isspace(recoded)||t_iseq(recoded,'#'))
818925
gotonextline;
819926

820-
*find=*repl=*mask='\0';
821-
scanread=sscanf(recoded,scanbuf,type,sflag,find,repl,mask);
927+
parseread=parse_ooaffentry(recoded,type,sflag,find,repl,mask);
822928

823929
if (ptype)
824930
pfree(ptype);
@@ -859,7 +965,7 @@ NIImportOOAffixes(IspellDict *Conf, const char *filename)
859965
gotonextline;
860966
}
861967
/* Else try to parse prefixes and suffixes */
862-
if (scanread<4|| (STRNCMP(ptype,"sfx")&&STRNCMP(ptype,"pfx")))
968+
if (parseread<4|| (STRNCMP(ptype,"sfx")&&STRNCMP(ptype,"pfx")))
863969
gotonextline;
864970

865971
sflaglen=strlen(sflag);
@@ -888,9 +994,13 @@ NIImportOOAffixes(IspellDict *Conf, const char *filename)
888994
if (flag==0)
889995
gotonextline;
890996
prepl=lowerstr_ctx(Conf,repl);
891-
/*affix flag */
997+
/*Find position of '/' in lowercased string "prepl" */
892998
if ((ptr=strchr(prepl,'/'))!=NULL)
893999
{
1000+
/*
1001+
* Here we use non-lowercased string "repl". We need position of
1002+
* '/' in "repl".
1003+
*/
8941004
*ptr='\0';
8951005
ptr=repl+ (ptr-prepl)+1;
8961006
aflg |=getFlagValues(Conf,getFlags(Conf,ptr));
@@ -964,11 +1074,12 @@ NIImportAffixes(IspellDict *Conf, const char *filename)
9641074

9651075
if (STRNCMP(pstr,"compoundwords")==0)
9661076
{
1077+
/* Find position in lowercased string "pstr" */
9671078
s=findchar(pstr,'l');
9681079
if (s)
9691080
{
970-
s=recoded+ (s-pstr);/* weneed non-lowercased
971-
* string */
1081+
/*Hereweuse non-lowercased string "recoded" */
1082+
s=recoded+ (s-pstr);
9721083
while (*s&& !t_isspace(s))
9731084
s+=pg_mblen(s);
9741085
while (*s&&t_isspace(s))

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