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/*
* $Id: doc2html.c,v 1.10 1998/04/14 00:16:58 drd Exp $
*
*/
/* GNUPLOT - doc2html.c */
/*
* Copyright (C) 1986 - 1993, 1997 Thomas Williams, Colin Kelley
*
* Permission to use, copy, and distribute this software and its
* documentation for any purpose with or without fee is hereby granted,
* provided that the above copyright notice appear in all copies and
* that both that copyright notice and this permission notice appear
* in supporting documentation.
*
* Permission to modify the software is granted, but not the right to
* distribute the modified code. Modifications are to be distributed
* as patches to released version.
*
* This software is provided "as is" without express or implied warranty.
*/
/*
* doc2html.c -- program to convert Gnuplot .DOC format to
* World Wide Web (WWW) HyperText Markup Language (HTML) format
*
* Created by Russell Lang from doc2ipf by Roger Fearick from
* doc2rtf by M Castro from doc2gih by Thomas Williams.
* 1994-11-03
*
* usage: doc2html gnuplot.doc gnuplot.htm
*
*/
/* note that tables must begin in at least the second column to */
/* be formatted correctly and tabs are forbidden */
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "ansichek.h"
#include "stdfn.h"
#define MAX_LINE_LEN 1024
#define TRUE 1
#define FALSE 0
int debug = FALSE;
char title[256];
void convert __PROTO((FILE *, FILE *));
void process_line __PROTO((char *, FILE *));
#include "termdoc.c"
#include "xref.c"
int
main(argc,argv)
int argc;
char **argv;
{
FILE * infile;
FILE * outfile;
if (argv[argc-1][0]=='-' && argv[argc-1][1]=='d') {
debug = TRUE;
argc--;
}
if ( (argc > 3) || (argc == 1) ) {
fprintf(stderr,"Usage: %s infile outfile\n", argv[0]);
#ifndef ALL_TERM_DOC
#define ALL_TERM_DOC
#endif
#define TERM_DRIVER_H
return(1);
}
if ( (infile = fopen(argv[1],"r")) == (FILE *)NULL) {
fprintf(stderr,"%s: Can't open %s for reading\n",
argv[0], argv[1]);
return(1);
}
if (argc == 3) {
if ( (outfile = fopen(argv[2],"w")) == (FILE *)NULL) {
fprintf(stderr,"%s: Can't open %s for writing\n",
argv[0], argv[2]);
}
strcpy(title, argv[2]);
}
else {
outfile = stdout;
strcpy(title, argv[1]);
}
strtok(title, "."); /* remove type */
parse(infile);
convert(infile,outfile);
return(0);
}
void
convert(a,b)
FILE *a,*b;
{
static char line[MAX_LINE_LEN];
/* generate html header */
fprintf(b,"<HTML>\n");
fprintf(b,"<HEAD>\n");
fprintf(b,"<TITLE>%s</TITLE>\n", title);
fprintf(b,"</HEAD>\n");
fprintf(b,"<BODY>\n");
fprintf(b,"<H1>%s</H1><P>\n", title);
/* process each line of the file */
while (fgets(line,MAX_LINE_LEN,a)) {
process_line(line, b);
}
/* close final page and generate trailer */
fprintf(b,"\n<P><HR>Created automatically by doc2html\n");
fprintf(b,"</BODY>\n");
fprintf(b,"</HTML>\n");
list_free();
}
void
process_line(line, b)
char *line;
FILE *b;
{
static int line_count = 0;
static char line2[MAX_LINE_LEN];
static int last_line;
char hyplink1[64] ;
char *pt, *tablerow ;
int i;
int j;
static int startpage = 1;
char str[MAX_LINE_LEN];
char topic[MAX_LINE_LEN];
int k, l;
struct LIST *klist;
static int tabl=0;
static int para=0;
static int inquote = FALSE;
static int inref = FALSE;
line_count++;
i = 0;
j = 0;
while (line[i] != '\0')
{
switch(line[i])
{
case '<':
strcpy( &line2[j], "<" ) ;
j += strlen( "<." ) - 1 ;
break ;
case '>':
strcpy( &line2[j], ">" ) ;
j += strlen( ">." ) - 1 ;
break ;
case '&':
strcpy( &line2[j], "&" ) ;
j += strlen( "&" ) - 1 ;
break ;
case '\r':
case '\n':
break;
case '`': /* backquotes mean boldface or link */
if ((!inref) && (!inquote))
{
k=i+1; /* index into current string */
l=0; /* index into topic string */
while ((line[k] != '`') && (line[k] != '\0'))
{
topic[l] = line[k];
k++;
l++;
}
topic[l] = '\0';
klist = lookup(topic);
if (klist && ((k = klist->line) != last_line))
{
sprintf( hyplink1, "<A HREF=\042#%d\042>", k ) ;
strcpy( line2+j, hyplink1 ) ;
j += strlen( hyplink1 )-1 ;
inref = k;
}
else
{
if (debug && k != last_line)
fprintf(stderr,"Can't make link for \042%s\042 on line %d\n",topic,line_count);
line2[j++] = '<';
line2[j++] = 'B';
line2[j] = '>';
inquote = TRUE;
}
}
else
{
if (inquote && inref)
fprintf(stderr, "Warning: Reference Quote conflict line %d\n", line_count);
if (inquote)
{
line2[j++] = '<';
line2[j++] = '/';
line2[j++] = 'B';
line2[j] = '>';
inquote = FALSE;
}
if (inref)
{
/* must be inref */
line2[j++] = '<';
line2[j++] = '/';
line2[j++] = 'A';
line2[j] = '>';
inref = 0;
}
}
break;
default:
line2[j] = line[i];
}
i++;
j++;
line2[j] = '\0';
}
i = 1;
switch(line[0]) { /* control character */
case '?': { /* interactive help entry */
#ifdef FIXLATER
if( intable ) intablebut = TRUE ;
fprintf(b,"\n:i1. %s", &(line[1])); /* index entry */
#endif
break;
}
case '@': { /* start/end table */
break; /* ignore */
}
case '#': { /* latex table entry */
break; /* ignore */
}
case '^': { /* external link escape */
(void) fputs(line+1, b); /* copy directly */
break; /* ignore */
}
case '%': { /* troff table entry */
break; /* ignore */
}
case '\n': /* empty text line */
if (tabl)
fprintf(b,"</PRE>\n"); /* rjl */
para = 0;
tabl = 0;
fprintf(b,"<P>");
break;
case ' ': { /* normal text line */
if ((line2[1] == '\0') || (line2[1] == '\n'))
{
fprintf(b,"<P>");
para = 0;
tabl = 0;
}
if (line2[1] == ' ')
{
if (!tabl)
{
fprintf(b,"<PRE>\n");
}
fprintf(b,"%s\n",&line2[1]);
tabl = 1;
para = 0;
}
else
{
if (tabl) {
fprintf(b,"</PRE>\n"); /* rjl */
fprintf(b,"<P>"); /* rjl */
}
tabl = 0;
if (!para)
para = 1; /* not in para so start one */
fprintf(b,"%s \n",&line2[1]);
}
break;
}
default: {
if (isdigit(line[0])) { /* start of section */
if (tabl)
fprintf(b,"</PRE>\n"); /* rjl */
if (startpage) /* use the new level 0 */
{
refs(0,b, "<P>\n", "<P>\n", "<A HREF=\042#%d\042>%s</A><BR>\n");
}
else
{
refs(last_line,b, "<P>\n", "<P>\n", "<A HREF=\042#%d\042>%s</A><BR>\n");
}
para = 0; /* not in a paragraph */
tabl = 0;
last_line = line_count;
startpage = 0;
if (debug)
fprintf( stderr, "%d: %s\n", line_count, &line2[1] ) ;
klist=lookup(&line2[1]) ;
if (klist)
k = klist->line;
else
k = -1;
/* output unique ID and section title */
fprintf(b,"<HR><A NAME=\042%d\042>\n<H%c>", line_count, line[0]=='1'?line[0]:line[0]-1);
fprintf(b,&(line2[1])); /* title */
fprintf(b,"</H%c>\n<P>", line[0]=='1'?line[0]:line[0]-1) ;
} else
fprintf(stderr, "unknown control code '%c' in column 1, line %d\n",
line[0], line_count);
break;
}
}
}
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