BEGIN { # some initialization variables asciiart="no"; wasset="no"; lineset=0; sample="no"; while ( getline ti <"tags.ref" > 0 ) { nf=split(ti,tag," "); tagkey[tag[1]]="yes";tagref[tag[1]]=tag[2]; } skip_word["and"]="yes"; skip_word["backspace"]="yes"; skip_word["beep"]="yes"; skip_word["bugs"]="yes"; skip_word["da"]="yes"; skip_word["end"]="yes"; skip_word["ftp"]="yes"; skip_word["go"]="yes"; skip_word["help"]="yes"; skip_word["home"]="yes"; skip_word["news"]="yes"; skip_word["index"]="yes"; skip_word["insert"]="yes"; skip_word["into"]="yes"; skip_word["put"]="yes"; skip_word["reference"]="yes"; skip_word["section"]="yes"; skip_word["space"]="yes"; skip_word["starting"]="yes"; skip_word["toggle"]="yes"; skip_word["various"]="yes"; skip_word["version"]="yes"; skip_word["is"]="yes"; } # # protect special chars # /[><&á]/ {gsub(/&/,"\\&");gsub(/>/,"\\>");gsub(/ 0 { sample = "no" } # # sample lines printed bold unless empty... # sample == "yes" && $0 =="" { print ""; next; } sample == "yes" && $0 !="" { print "" $0 ""; next; } # # start of sample lines in next line # $0 == ">" { sample = "yes"; print ""; next; } substr($0,length($0)-4,5) == " >" { sample = "yes"; gsub(/ >$/, ""); } # # header lines printed bold, colored # substr($0,length($0),1) == "~" { print "" substr($0,1,length($0)-1) ""; next; } # #ad hoc code # /^"\|\& / {gsub(/\|/,"\\|"); } / = b / {gsub(/ b /," \\b "); } # # one letter tag # /[ ]\*.\*[ ]/ {gsub(/\*/,"ZWWZ"); } # # isolated "*" # /[ ]\*[ ]/ {gsub(/ \* /," \\* "); gsub(/ \* /," \\* "); gsub(/ \* /," \\* "); gsub(/ \* /," \\* "); } # # tag start # /[ ]\*[^ ]/ {gsub(/ \*/," ZWWZ");gsub(/ \*/," ZWWZ");} /^\*[^ ]/ {gsub(/^\*/,"ZWWZ");} # # tag end # /[^ ]\*$/ {gsub(/\*$/,"ZWWZ");} /[^ \/ ]\*[ ]/ {gsub(/\*/,"ZWWZ");} # # isolated "|" # /[ ]\|[ ]/ {gsub(/ \| /," \\| "); gsub(/ \| /," \\| "); gsub(/ \| /," \\| "); gsub(/ \| /," \\| "); } /'\|'/ { gsub(/'\|'/,"'\\|'"); } /\^V\|/ {gsub(/\^V\|/,"^V\\|");} / \\\| / {gsub(/\|/,"\\|");} # # one letter pipes and "||" false pipe (digraphs) # /[ ]\|.\|[ ]/ && asciiart == "no" {gsub(/\|/,"YXXY"); } /^\|.\|[ ]/ {gsub(/\|/,"YXXY"); } /\|\|/ {gsub(/\|\|/,"\\|\\|"); } /^shellpipe/ {gsub(/\|/,"\\|"); } # # pipe start # /[ ]\|[^ ]/ && asciiart == "no" {gsub(/ \|/," YXXY"); gsub(/ \|/," YXXY");} /^\|[^ ]/ {gsub(/^\|/,"YXXY");} # # pipe end # /[^ ]\|$/ && asciiart == "no" {gsub(/\|$/,"YXXY");} /[^ ]\|[s ,.); ]/ && asciiart == "no" {gsub(/\|/,"YXXY");} /[^ ]\|]/ && asciiart == "no" {gsub(/\|/,"YXXY");} # # various # /'"/ {gsub(/'"/,"\\'\\"'");} /"/ {gsub(/"/,"\\"");} /%/ {gsub(/%/,"\\%");} NR == 1 { nf=split(FILENAME,f,".") print ""; print "" if ( FILENAME == "mbyte.txt" ) { # needs utf-8 as uses many languages print ""; } else { # common case - Latin1 print ""; } print "Vim documentation: " f[1] ""; print ""; print ""; print "

Vim documentation: " f[1] "

"; print ""; if ( FILENAME != "help.txt" ) { print "main help file\n"; } print "
"; print "
";
	filename=f[1]".html";
}

# set to a low value to test for few lines of text
# NR == 99999 { exit; }

# ignore underlines and tags
substr($0,1,5) == " vim:" { next; }
substr($0,1,4) == "vim:" { next; }
# keep just whole lines of "-", "="
substr($0,1,3) == "===" && substr($0,75,1) != "=" { next; }
substr($0,1,3) == "---" && substr($0,75,1) != "-" { next; }

{
	nstar = split($0,s,"ZWWZ");
	for ( i=2 ; i <= nstar ; i=i+2 ) {
		nbla=split(s[i],blata,"[ 	]");
		if ( nbla > 1 ) {
			gsub("ZWWZ","*");
			nstar = split($0,s,"ZWWZ");
		}
	}
	npipe = split($0,p,"YXXY");
	for ( i=2 ; i <= npipe ; i=i+2 ) {
		nbla=split(p[i],blata,"[ 	]");
		if ( nbla > 1 ) {
			gsub("YXXY","|");
			ntabs = split($0,p,"YXXY");
		}
	}
}


FILENAME == "gui.txt" && asciiart == "no"  \
	  && $0 ~ /\+----/ && $0 ~ /----\+/ {
	asciiart= "yes";
	asciicnt=0;
	}

FILENAME == "quotes.txt" && asciiart == "no" \
	  && $0 ~ /In summary:/ {
	asciiart= "yes";
	asciicnt=0;
	}

FILENAME == "usr_20.txt" && asciiart == "no" \
	  && $0 ~ /an empty line at the end:/ {
	asciiart= "yes";
	asciicnt=0;
	}

asciiart == "yes" && $0=="" { asciicnt++; }

asciiart == "yes" && asciicnt == 2 { asciiart = "no"; }

asciiart == "yes" { npipe = 1; }
#	{ print NR " <=> " asciiart; }

#
# line contains  "*"
#
nstar > 2 && npipe < 3 {
	printf("\n");
	for ( i=1; i <= nstar ; i=i+2 ) {
		this=s[i];
		put_this();
		ii=i+1;
		nbla = split(s[ii],blata," ");
		if ( ii <= nstar ) {
			if ( nbla == 1 && substr(s[ii],length(s[ii]),1) != " " ) {
			printf("*",s[ii]);
				printf("%s*",s[ii]);
			} else {
			printf("*%s*",s[ii]);
			}
		}
	}
	printf("\n");
	next;
	}
#
# line contains "|"
#
npipe > 2 && nstar < 3 {
	if  ( npipe%2 == 0 ) {
		for ( i=1; i < npipe ; i++ ) {
			gsub("ZWWZ","*",p[i]);
			printf("%s|",p[i]);
		}
		printf("%s\n",p[npipe]);
		next;
		}
	for ( i=1; i <= npipe ; i++ )
		{
		if ( i % 2 == 1 ) {
			gsub("ZWWZ","*",p[i]);
			this=p[i];
			put_this();
			}
			else {
			nfn=split(p[i],f,".");
			if ( nfn == 1 || f[2] == "" || f[1] == "" || length(f[2]) < 3 ) {
				find_tag1();
				}
				else {
					if ( f[1] == "index" ) {
		printf "|" p[i] "|";
					} else {
						if ( f[1] == "help" ) {
		printf "|" p[i] "|";
						} else {
		printf "|" p[i] "|";
						}
					}
				}
			}
		}
		printf("\n");
		next;
	}
#
# line contains both "|" and "*"
#
npipe > 2 && nstar > 2 {
	printf("\n");
	for ( j=1; j <= nstar ; j=j+2 ) {
		npipe = split(s[j],p,"YXXY");
		if ( npipe > 1 ) {
			for ( np=1; np<=npipe; np=np+2 ) {
				this=p[np];
				put_this();
				i=np+1;find_tag1();
			}
		} else {
			this=s[j];
			put_this();
		}
		jj=j+1;
		nbla = split(s[jj],blata," ");
		if ( jj <= nstar && nbla == 1 && s[jj] != "" ) {
		printf("*",s[jj]);
			printf("%s*",s[jj]);
		} else {
			if ( s[jj] != "" ) {
			printf("*%s*",s[jj]);
			}
		}
	}
	printf("\n");
	next;
	}
#
# line contains e-mail address john.doe@some.place.edu
#
$0 ~ /@/ && $0 ~ /[a-zA-Z0-9]@[a-z]/ \
	{
	nemail=split($0,em," ");
	if ( substr($0,1,1) == "	" ) { printf("	"); }
	for ( i=1; i <= nemail; i++ ) {
		if ( em[i] ~ /@/ ) {
			if ( substr(em[i],2,3) == "lt;" && substr(em[i],length(em[i])-2,3) == "gt;" ) {
				mailaddr=substr(em[i],5,length(em[i])-8);
				printf("<%s> ",mailaddr,mailaddr);
			} else {
				if ( substr(em[i],2,3) == "lt;" && substr(em[i],length(em[i])-3,3) == "gt;" ) {
					mailaddr=substr(em[i],5,length(em[i])-9);
					printf("<%s>%s ",mailaddr,mailaddr,substr(em[i],length(em[i]),1));
				} else {
					printf("%s ",em[i],em[i]);
				}
			}
		} else {
				printf("%s ",em[i]);
		}
	}
	#print "*** " NR " " FILENAME " - possible mail ref";
	printf("\n");
	next;
	}
#
# line contains http / ftp reference
#
$0 ~ /http:\/\// || $0 ~ /ftp:\/\// {
	gsub("URL:","");
	gsub("<","");
	gsub(">","");
	gsub("\\(","");
	gsub("\\)","");
	nemail=split($0,em," ");
	for ( i=1; i <= nemail; i++ ) {
		if ( substr(em[i],1,5) == "http:" ||
	     	substr(em[i],1,4) == "ftp:" ) {
			if ( substr(em[i],length(em[i]),1) != "." ) {
				printf("	%s",em[i],em[i]);
			} else {
				em[i]=substr(em[i],1,length(em[i])-1);
				printf("	%s.",em[i],em[i]);
			}
		} else {
		printf(" %s",em[i]);
		}
	}
	#print "*** " NR " " FILENAME " - possible http ref";
	printf("\n");
	next;
	}
#
# some lines contains just one "almost regular" "*"...
#
nstar == 2  {
	this=s[1];
	put_this();
	printf("*");
	this=s[2];
	put_this();
	printf("\n");
	next;
	}
#
# regular line
#
	{ ntabs = split($0,tb,"	");
	for ( i=1; i < ntabs ; i++) {
		this=tb[i];
		put_this();
		printf("	");
		}
	this=tb[ntabs];
	put_this();
	printf("\n");
	}


asciiart == "yes"  && $0 ~ /\+-\+--/  \
	&& $0 ~ "scrollbar" { asciiart = "no"; }

END {
	topback();
	print "
\n\n\n\n"; } # # as main we keep index.txt (by default) # function topback () { if ( FILENAME != "tags" ) { if ( FILENAME != "help.txt" ) { printf("top - "); printf("main help file\n"); } else { printf("top\n"); } } } function find_tag1() { if ( p[i] == "" ) { return; } if ( tagkey[p[i]] == "yes" ) { which=tagref[p[i]]; put_href(); return; } # if not found, then we have a problem print "============================================" >>"errors.log"; print FILENAME ", line " NR ", pointer: >>" p[i] "<<" >>"errors.log"; print $0 >>"errors.log"; which="intro.html"; put_href(); } function see_tag() { # ad-hoc code: if ( atag == "\"--" || atag == "--\"" ) { return; } if_already(); if ( already == "yes" ) { printf("%s",aword); return; } allow_one_char="no"; find_tag2(); if ( done == "yes" ) { return; } rightchar=substr(atag,length(atag),1); if ( rightchar == "." \ || rightchar == "," \ || rightchar == ":" \ || rightchar == ";" \ || rightchar == "!" \ || rightchar == "?" \ || rightchar == ")" ) { atag=substr(atag,1,length(atag)-1); if_already(); if ( already == "yes" ) { printf("%s",aword); return; } find_tag2(); if ( done == "yes" ) { printf("%s",rightchar);return; } leftchar=substr(atag,1,1); lastbut1=substr(atag,length(atag),1); if ( leftchar == "'" && lastbut1 == "'" ) { allow_one_char="yes"; atag=substr(atag,2,length(atag)-2); if_already(); if ( already == "yes" ) { printf("%s",aword); return; } printf("%s",leftchar); aword=substr(atag,1,length(atag))""lastbut1""rightchar; find_tag2(); if ( done == "yes" ) { printf("%s%s",lastbut1,rightchar);return; } } } atag=aword; leftchar=substr(atag,1,1); if ( leftchar == "'" && rightchar == "'" ) { allow_one_char="yes"; atag=substr(atag,2,length(atag)-2); if ( atag == "<" ) { printf(" |%s|%s| ",atag,p[2]); } if_already(); if ( already == "yes" ) { printf("%s",aword); return; } printf("%s",leftchar); find_tag2(); if ( done == "yes" ) { printf("%s",rightchar);return; } printf("%s%s",atag,rightchar); return; } last2=substr(atag,length(atag)-1,2); first2=substr(atag,1,2); if ( first2 == "('" && last2 == "')" ) { allow_one_char="yes"; atag=substr(atag,3,length(atag)-4); if_already(); if ( already == "yes" ) { printf("%s",aword); return; } printf("%s",first2); find_tag2(); if ( done == "yes" ) { printf("%s",last2);return; } printf("%s%s",atag,last2); return; } if ( last2 == ".)" ) { atag=substr(atag,1,length(atag)-2); if_already(); if ( already == "yes" ) { printf("%s",aword); return; } find_tag2(); if ( done == "yes" ) { printf("%s",last2);return; } printf("%s%s",atag,last2); return; } if ( last2 == ")." ) { atag=substr(atag,1,length(atag)-2); find_tag2(); if_already(); if ( already == "yes" ) { printf("%s",aword); return; } if ( done == "yes" ) { printf("%s",last2);return; } printf("%s%s",atag,last2); return; } first6=substr(atag,1,6); last6=substr(atag,length(atag)-5,6); if ( last6 == atag ) { printf("%s",aword); return; } last6of7=substr(atag,length(atag)-6,6); if ( first6 == """ && last6of7 == """ && length(atag) > 12 ) { allow_one_char="yes"; atag=substr(atag,7,length(atag)-13); if_already(); if ( already == "yes" ) { printf("%s",aword); return; } printf("%s",first6); find_tag2(); if ( done == "yes" ) { printf(""%s",rightchar); return; } printf("%s"%s",atag,rightchar); return; } if ( first6 == """ && last6 != """ ) { allow_one_char="yes"; atag=substr(atag,7,length(atag)-6); if ( atag == "[" ) { printf(""%s",atag); return; } if ( atag == "." ) { printf(""%s",atag); return; } if ( atag == ":" ) { printf(""%s",atag); return; } if ( atag == "a" ) { printf(""%s",atag); return; } if ( atag == "A" ) { printf(""%s",atag); return; } if ( atag == "g" ) { printf(""%s",atag); return; } if_already(); if ( already == "yes" ) { printf(""%s",atag); return; } printf("%s",first6); find_tag2(); if ( done == "yes" ) { return; } printf("%s",atag); return; } if ( last6 == """ && first6 == """ ) { allow_one_char="yes"; atag=substr(atag,7,length(atag)-12); if_already(); if ( already == "yes" ) { printf("%s",aword); return; } printf("%s",first6); find_tag2(); if ( done == "yes" ) { printf("%s",last6);return; } printf("%s%s",atag,last6); return; } last6of7=substr(atag,length(atag)-6,6); if ( last6of7 == """ && first6 == """ ) { allow_one_char="yes"; atag=substr(atag,7,length(atag)-13); #printf("\natag=%s,aword=%s\n",atag,aword); if_already(); if ( already == "yes" ) { printf("%s",aword); return; } printf("%s",first6); find_tag2(); if ( done == "yes" ) { printf("%s%s",last6of7,rightchar);return; } printf("%s%s%s",atag,last6of7,rightchar); return; } printf("%s",aword); } function find_tag2() { done="no"; # no blanks present in a tag... ntags=split(atag,blata,"[ ]"); if ( ntags > 1 ) { return; } if ( ( allow_one_char == "no" ) && \ ( index("!#$%&'()+,-./0:;=?@ACINX\\[\\]^_`at\\{\\}~",atag) !=0 ) ) { return; } if ( skip_word[atag] == "yes" ) { return; } if ( wasset == "yes" && lineset == NR ) { wasset="no"; see_opt(); if ( done_opt == "yes" ) {return;} } if ( wasset == "yes" && lineset != NR ) { wasset="no"; } if ( atag == ":set" ) { wasset="yes"; lineset=NR; } if ( tagkey[atag] == "yes" ) { which=tagref[atag]; put_href2(); done="yes"; } } function find_tag3() { done="no"; # no blanks present in a tag... ntags=split(btag,blata,"[ ]"); if ( ntags > 1 ) { return; } if ( ( allow_one_char == "no" ) && \ ( index("!#$%&'()+,-./0:;=?@ACINX\\[\\]^_`at\\{\\}~",btag) !=0 ) ) { return; } if ( skip_word[btag] == "yes" ) { return; } if ( tagkey[btag] == "yes" ) { which=tagref[btag]; put_href3(); done="yes"; } } function put_href() { if ( p[i] == "" ) { return; } if ( which == FILENAME ) { printf("|%s|",p[i],p[i]); } else { nz=split(which,zz,"."); if ( zz[2] == "txt" || zz[1] == "tags" ) { printf("|%s|",zz[1],p[i],p[i]); } else { printf("|%s|",p[i],p[i]); } } } function put_href2() { if ( atag == "" ) { return; } if ( which == FILENAME ) { printf("%s",atag,atag); } else { nz=split(which,zz,"."); if ( zz[2] == "txt" || zz[1] == "tags" ) { printf("%s",zz[1],atag,atag); } else { printf("%s",atag,atag); } } } function put_href3() { if ( btag == "" ) { return; } if ( which == FILENAME ) { printf("%s",btag,btag2); } else { nz=split(which,zz,"."); if ( zz[2] == "txt" || zz[1] == "tags" ) { printf("%s",zz[1],btag,btag2); } else { printf("%s",btag,btag2); } } } function put_this() { ntab=split(this,ta," "); for ( nta=1 ; nta <= ntab ; nta++ ) { ata=ta[nta]; lata=length(ata); aword=""; for ( iata=1 ; iata <=lata ; iata++ ) { achar=substr(ata,iata,1); if ( achar != " " ) { aword=aword""achar; } else { if ( aword != "" ) { atag=aword; see_tag(); aword=""; printf(" "); } else { printf(" "); } } } if ( aword != "" ) { atag=aword; see_tag(); } if ( nta != ntab ) { printf(" "); } } } function if_already() { already="no"; if ( npipe < 2 ) { return; } if ( atag == ":au" && p[2] == ":autocmd" ) { already="yes";return; } for ( npp=2 ; npp <= npipe ; npp=npp+2 ) { if ( ( (index(p[npp],atag)) != 0 \ && length(p[npp]) > length(atag) \ && length(atag) >= 1 \ ) \ || (p[npp] == atag) \ ) { # printf("p=|%s|,tag=|%s| ",p[npp],atag); already="yes"; return; } } } function see_opt() { done_opt="no"; stag=atag; nfields = split(atag,tae,"="); if ( nfields > 1 ) { btag="'"tae[1]"'"; btag2=tae[1]; find_tag3(); if (done == "yes") { for ( ntae=2 ; ntae <= nfields ; ntae++ ) { printf("=%s",tae[ntae]); } atag=stag; done_opt="yes"; return; } btag=tae[1]; btag2=tae[1]; find_tag3(); if ( done=="yes" ) { for ( ntae=2 ; ntae <= nfields ; ntae++ ) { printf("=%s",tae[ntae]); } atag=stag; done_opt="yes"; return; } } nfields = split(atag,tae,"""); if ( nfields > 1 ) { btag="'"tae[1]"'"; btag2=tae[1]; find_tag3(); if (done == "yes") { printf("""); atag=stag; done_opt="yes"; return; } btag=tae[1]; btag2=tae[1]; find_tag3(); if (done == "yes") { printf("""); atag=stag; done_opt="yes"; return; } } btag="'"tae[1]"'"; btag2=tae[1]; find_tag3(); if (done == "yes") { atag=stag; done_opt="yes"; return; } btag=tae[1]; btag2=tae[1]; find_tag3(); if (done == "yes") { atag=stag; done_opt="yes"; return; } atag=stag; }