mirror of https://gitee.com/openkylin/cups.git
1219 lines
23 KiB
C
1219 lines
23 KiB
C
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/*
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* Man page to HTML conversion program.
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*
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* Copyright 2007-2017 by Apple Inc.
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* Copyright 2004-2006 by Easy Software Products.
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*
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* Licensed under Apache License v2.0. See the file "LICENSE" for more information.
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*/
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/*
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* Include necessary headers.
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*/
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#include <cups/string-private.h>
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#include <cups/array-private.h>
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#include <unistd.h>
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/*
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* Local globals...
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*/
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static const char /* Start/end tags for fonts */
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* const start_fonts[] = { "", "<b>", "<i>" },
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* const end_fonts[] = { "", "</b>", "</i>" };
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/*
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* Local functions...
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*/
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static void html_alternate(const char *s, const char *first, const char *second, FILE *fp);
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static void html_fputs(const char *s, int *font, FILE *fp);
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static void html_putc(int ch, FILE *fp);
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static void strmove(char *d, const char *s);
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/*
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* 'main()' - Convert a man page to HTML.
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*/
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int /* O - Exit status */
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main(int argc, /* I - Number of command-line args */
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char *argv[]) /* I - Command-line arguments */
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{
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FILE *infile, /* Input file */
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*outfile; /* Output file */
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char line[1024], /* Line from file */
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*lineptr, /* Pointer into line */
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anchor[1024], /* Anchor */
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name[1024], /* Man page name */
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ddpost[256]; /* Tagged list post markup */
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int section = -1, /* Man page section */
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pre = 0, /* Preformatted */
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font = 0, /* Current font */
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linenum = 0; /* Current line number */
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float list_indent = 0.0f, /* Current list indentation */
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nested_indent = 0.0f; /* Nested list indentation, if any */
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const char *list = NULL, /* Current list, if any */
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*nested = NULL; /* Nested list, if any */
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const char *post = NULL; /* Text to add after the current line */
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/*
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* Check arguments...
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*/
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if (argc > 3)
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{
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fputs("Usage: mantohtml [filename.man [filename.html]]\n", stderr);
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return (1);
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}
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/*
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* Open files as needed...
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*/
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if (argc > 1)
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{
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if ((infile = fopen(argv[1], "r")) == NULL)
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{
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perror(argv[1]);
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return (1);
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}
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}
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else
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infile = stdin;
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if (argc > 2)
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{
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if ((outfile = fopen(argv[2], "w")) == NULL)
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{
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perror(argv[2]);
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fclose(infile);
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return (1);
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}
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}
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else
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outfile = stdout;
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/*
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* Read from input and write the output...
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*/
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fputs("<!DOCTYPE HTML>\n"
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"<html>\n"
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"<!-- SECTION: Man Pages -->\n"
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"<head>\n"
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"\t<link rel=\"stylesheet\" type=\"text/css\" "
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"href=\"../cups-printable.css\">\n", outfile);
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anchor[0] = '\0';
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while (fgets(line, sizeof(line), infile))
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{
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size_t linelen = strlen(line); /* Length of line */
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if (linelen > 0 && line[linelen - 1] == '\n')
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line[linelen - 1] = '\0';
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linenum ++;
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if (line[0] == '.')
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{
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/*
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* Strip leading whitespace...
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*/
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while (line[1] == ' ' || line[1] == '\t')
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strmove(line + 1, line + 2);
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/*
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* Process man page commands...
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*/
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if (!strncmp(line, ".TH ", 4) && section < 0)
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{
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/*
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* Grab man page title...
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*/
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sscanf(line + 4, "%s%d", name, §ion);
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fprintf(outfile,
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"\t<title>%s(%d)</title>\n"
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"</head>\n"
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"<body>\n"
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"<h1 class=\"title\">%s(%d)</h1>\n"
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"%s",
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name, section, name, section, start_fonts[font]);
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}
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else if (section < 0)
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continue;
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else if (!strncmp(line, ".SH ", 4) || !strncmp(line, ".SS ", 4))
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{
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/*
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* Grab heading...
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*/
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int first = 1;
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fputs(end_fonts[font], outfile);
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font = 0;
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if (list)
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{
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fprintf(outfile, "</%s>\n", list);
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list = NULL;
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}
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if (line[2] == 'H')
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fputs("<h2 class=\"title\"><a name=\"", outfile);
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else
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fputs("<h3><a name=\"", outfile);
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if (anchor[0])
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{
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fputs(anchor, outfile);
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anchor[0] = '\0';
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}
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else
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{
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for (lineptr = line + 4; *lineptr; lineptr ++)
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if (*lineptr == '\"')
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continue;
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else if (isalnum(*lineptr & 255))
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html_putc(*lineptr, outfile);
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else
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html_putc('_', outfile);
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}
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fputs("\">", outfile);
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for (lineptr = line + 4; *lineptr; lineptr ++)
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{
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if (*lineptr == '\"')
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continue;
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else if (*lineptr == ' ')
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{
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html_putc(' ', outfile);
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first = 1;
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}
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else
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{
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if (first)
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html_putc(*lineptr, outfile);
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else
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html_putc(tolower(*lineptr & 255), outfile);
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first = 0;
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}
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}
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if (line[2] == 'H')
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fputs("</a></h2>\n", outfile);
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else
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fputs("</a></h3>\n", outfile);
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}
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else if (!strncmp(line, ".B ", 3))
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{
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/*
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* Grab bold text...
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*/
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fputs(end_fonts[font], outfile);
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font = 0;
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if (anchor[0])
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fprintf(outfile, "<a name=\"%s\">", anchor);
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html_alternate(line + 3, "b", "b", outfile);
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if (anchor[0])
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{
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fputs("</a>", outfile);
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anchor[0] = '\0';
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}
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if (post)
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{
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fputs(post, outfile);
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post = NULL;
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}
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}
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else if (!strncmp(line, ".I ", 3))
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{
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/*
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* Grab italic text...
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*/
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fputs(end_fonts[font], outfile);
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font = 0;
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if (anchor[0])
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fprintf(outfile, "<a name=\"%s\">", anchor);
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html_alternate(line + 3, "i", "i", outfile);
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if (anchor[0])
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{
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fputs("</a>", outfile);
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anchor[0] = '\0';
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}
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if (post)
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{
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fputs(post, outfile);
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post = NULL;
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}
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}
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else if (!strncmp(line, ".BI ", 4))
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{
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/*
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* Alternating bold and italic text...
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*/
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fputs(end_fonts[font], outfile);
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font = 0;
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if (anchor[0])
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fprintf(outfile, "<a name=\"%s\">", anchor);
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html_alternate(line + 4, "b", "i", outfile);
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if (anchor[0])
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{
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fputs("</a>", outfile);
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anchor[0] = '\0';
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}
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if (post)
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{
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fputs(post, outfile);
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post = NULL;
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}
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}
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else if (!strncmp(line, ".BR ", 4))
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{
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/*
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* Alternating bold and roman (plain) text...
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*/
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fputs(end_fonts[font], outfile);
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font = 0;
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if (anchor[0])
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fprintf(outfile, "<a name=\"%s\">", anchor);
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html_alternate(line + 4, "b", NULL, outfile);
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if (anchor[0])
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{
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fputs("</a>", outfile);
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anchor[0] = '\0';
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}
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if (post)
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{
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fputs(post, outfile);
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post = NULL;
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}
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}
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else if (!strncmp(line, ".IB ", 4))
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{
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/*
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* Alternating italic and bold text...
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*/
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fputs(end_fonts[font], outfile);
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font = 0;
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if (anchor[0])
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fprintf(outfile, "<a name=\"%s\">", anchor);
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html_alternate(line + 4, "i", "b", outfile);
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if (anchor[0])
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{
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fputs("</a>", outfile);
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anchor[0] = '\0';
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}
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if (post)
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{
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fputs(post, outfile);
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post = NULL;
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}
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}
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else if (!strncmp(line, ".IR ", 4))
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{
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/*
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* Alternating italic and roman (plain) text...
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*/
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fputs(end_fonts[font], outfile);
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font = 0;
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if (anchor[0])
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fprintf(outfile, "<a name=\"%s\">", anchor);
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html_alternate(line + 4, "i", NULL, outfile);
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if (anchor[0])
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{
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fputs("</a>", outfile);
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anchor[0] = '\0';
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}
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if (post)
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{
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fputs(post, outfile);
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post = NULL;
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}
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}
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else if (!strncmp(line, ".RB ", 4))
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{
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/*
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* Alternating roman (plain) and bold text...
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*/
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fputs(end_fonts[font], outfile);
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font = 0;
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if (anchor[0])
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fprintf(outfile, "<a name=\"%s\">", anchor);
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html_alternate(line + 4, NULL, "b", outfile);
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if (anchor[0])
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{
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fputs("</a>", outfile);
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anchor[0] = '\0';
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}
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if (post)
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{
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fputs(post, outfile);
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post = NULL;
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}
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}
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else if (!strncmp(line, ".RI ", 4))
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{
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/*
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* Alternating roman (plain) and italic text...
|
||
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*/
|
||
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fputs(end_fonts[font], outfile);
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font = 0;
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if (anchor[0])
|
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|
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fprintf(outfile, "<a name=\"%s\">", anchor);
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||
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html_alternate(line + 4, NULL, "i", outfile);
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if (anchor[0])
|
||
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{
|
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fputs("</a>", outfile);
|
||
|
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anchor[0] = '\0';
|
||
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}
|
||
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|
||
|
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if (post)
|
||
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{
|
||
|
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fputs(post, outfile);
|
||
|
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post = NULL;
|
||
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}
|
||
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|
}
|
||
|
|
else if (!strncmp(line, ".SB ", 4))
|
||
|
|
{
|
||
|
|
/*
|
||
|
|
* Alternating small and bold text...
|
||
|
|
*/
|
||
|
|
|
||
|
|
fputs(end_fonts[font], outfile);
|
||
|
|
font = 0;
|
||
|
|
|
||
|
|
if (anchor[0])
|
||
|
|
fprintf(outfile, "<a name=\"%s\">", anchor);
|
||
|
|
|
||
|
|
html_alternate(line + 4, "small", "b", outfile);
|
||
|
|
|
||
|
|
if (anchor[0])
|
||
|
|
{
|
||
|
|
fputs("</a>", outfile);
|
||
|
|
anchor[0] = '\0';
|
||
|
|
}
|
||
|
|
|
||
|
|
if (post)
|
||
|
|
{
|
||
|
|
fputs(post, outfile);
|
||
|
|
post = NULL;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else if (!strncmp(line, ".SM ", 4))
|
||
|
|
{
|
||
|
|
/*
|
||
|
|
* Small text...
|
||
|
|
*/
|
||
|
|
|
||
|
|
fputs(end_fonts[font], outfile);
|
||
|
|
font = 0;
|
||
|
|
|
||
|
|
if (anchor[0])
|
||
|
|
fprintf(outfile, "<a name=\"%s\">", anchor);
|
||
|
|
|
||
|
|
html_alternate(line + 4, "small", "small", outfile);
|
||
|
|
|
||
|
|
if (anchor[0])
|
||
|
|
{
|
||
|
|
fputs("</a>", outfile);
|
||
|
|
anchor[0] = '\0';
|
||
|
|
}
|
||
|
|
|
||
|
|
if (post)
|
||
|
|
{
|
||
|
|
fputs(post, outfile);
|
||
|
|
post = NULL;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else if (!strcmp(line, ".LP") || !strcmp(line, ".PP") || !strcmp(line, ".P"))
|
||
|
|
{
|
||
|
|
/*
|
||
|
|
* New paragraph...
|
||
|
|
*/
|
||
|
|
|
||
|
|
fputs(end_fonts[font], outfile);
|
||
|
|
font = 0;
|
||
|
|
|
||
|
|
if (list)
|
||
|
|
{
|
||
|
|
fprintf(outfile, "</%s>\n", list);
|
||
|
|
list = NULL;
|
||
|
|
}
|
||
|
|
|
||
|
|
fputs("<p>", outfile);
|
||
|
|
|
||
|
|
if (anchor[0])
|
||
|
|
{
|
||
|
|
fprintf(outfile, "<a name=\"%s\"></a>", anchor);
|
||
|
|
anchor[0] = '\0';
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else if (!strcmp(line, ".RS") || !strncmp(line, ".RS ", 4))
|
||
|
|
{
|
||
|
|
/*
|
||
|
|
* Indent...
|
||
|
|
*/
|
||
|
|
|
||
|
|
float amount = 3.0; /* Indentation */
|
||
|
|
|
||
|
|
if (line[3])
|
||
|
|
amount = (float)atof(line + 4);
|
||
|
|
|
||
|
|
fputs(end_fonts[font], outfile);
|
||
|
|
font = 0;
|
||
|
|
|
||
|
|
if (list)
|
||
|
|
{
|
||
|
|
nested = list;
|
||
|
|
list = NULL;
|
||
|
|
nested_indent = list_indent;
|
||
|
|
list_indent = 0.0f;
|
||
|
|
}
|
||
|
|
|
||
|
|
fprintf(outfile, "<div style=\"margin-left: %.1fem;\">\n", amount - nested_indent);
|
||
|
|
}
|
||
|
|
else if (!strcmp(line, ".RE"))
|
||
|
|
{
|
||
|
|
/*
|
||
|
|
* Unindent...
|
||
|
|
*/
|
||
|
|
|
||
|
|
fputs(end_fonts[font], outfile);
|
||
|
|
font = 0;
|
||
|
|
|
||
|
|
fputs("</div>\n", outfile);
|
||
|
|
|
||
|
|
if (nested)
|
||
|
|
{
|
||
|
|
list = nested;
|
||
|
|
nested = NULL;
|
||
|
|
|
||
|
|
list_indent = nested_indent;
|
||
|
|
nested_indent = 0.0f;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else if (!strcmp(line, ".HP") || !strncmp(line, ".HP ", 4))
|
||
|
|
{
|
||
|
|
/*
|
||
|
|
* Hanging paragraph...
|
||
|
|
*
|
||
|
|
* .HP i
|
||
|
|
*/
|
||
|
|
|
||
|
|
float amount = 3.0; /* Indentation */
|
||
|
|
|
||
|
|
if (line[3])
|
||
|
|
amount = (float)atof(line + 4);
|
||
|
|
|
||
|
|
fputs(end_fonts[font], outfile);
|
||
|
|
font = 0;
|
||
|
|
|
||
|
|
if (list)
|
||
|
|
{
|
||
|
|
fprintf(outfile, "</%s>\n", list);
|
||
|
|
list = NULL;
|
||
|
|
}
|
||
|
|
|
||
|
|
fprintf(outfile, "<p style=\"margin-left: %.1fem; text-indent: %.1fem\">", amount, -amount);
|
||
|
|
|
||
|
|
if (anchor[0])
|
||
|
|
{
|
||
|
|
fprintf(outfile, "<a name=\"%s\"></a>", anchor);
|
||
|
|
anchor[0] = '\0';
|
||
|
|
}
|
||
|
|
|
||
|
|
if (line[1] == 'T')
|
||
|
|
post = "<br>\n";
|
||
|
|
}
|
||
|
|
else if (!strcmp(line, ".TP") || !strncmp(line, ".TP ", 4))
|
||
|
|
{
|
||
|
|
/*
|
||
|
|
* Tagged list...
|
||
|
|
*
|
||
|
|
* .TP i
|
||
|
|
*/
|
||
|
|
|
||
|
|
float amount = 3.0; /* Indentation */
|
||
|
|
|
||
|
|
if (line[3])
|
||
|
|
amount = (float)atof(line + 4);
|
||
|
|
|
||
|
|
fputs(end_fonts[font], outfile);
|
||
|
|
font = 0;
|
||
|
|
|
||
|
|
if (list && strcmp(list, "dl"))
|
||
|
|
{
|
||
|
|
fprintf(outfile, "</%s>\n", list);
|
||
|
|
list = NULL;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (!list)
|
||
|
|
{
|
||
|
|
fputs("<dl class=\"man\">\n", outfile);
|
||
|
|
list = "dl";
|
||
|
|
list_indent = amount;
|
||
|
|
}
|
||
|
|
|
||
|
|
fputs("<dt>", outfile);
|
||
|
|
snprintf(ddpost, sizeof(ddpost), "<dd style=\"margin-left: %.1fem\">", amount);
|
||
|
|
post = ddpost;
|
||
|
|
|
||
|
|
if (anchor[0])
|
||
|
|
{
|
||
|
|
fprintf(outfile, "<a name=\"%s\"></a>", anchor);
|
||
|
|
anchor[0] = '\0';
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else if (!strncmp(line, ".IP ", 4))
|
||
|
|
{
|
||
|
|
/*
|
||
|
|
* Indented paragraph...
|
||
|
|
*
|
||
|
|
* .IP x i
|
||
|
|
*/
|
||
|
|
|
||
|
|
float amount = 3.0; /* Indentation */
|
||
|
|
const char *newlist = NULL; /* New list style */
|
||
|
|
const char *newtype = NULL; /* New list numbering type */
|
||
|
|
|
||
|
|
fputs(end_fonts[font], outfile);
|
||
|
|
font = 0;
|
||
|
|
|
||
|
|
lineptr = line + 4;
|
||
|
|
while (isspace(*lineptr & 255))
|
||
|
|
lineptr ++;
|
||
|
|
|
||
|
|
if (!strncmp(lineptr, "\\(bu", 4) || !strncmp(lineptr, "\\(em", 4))
|
||
|
|
{
|
||
|
|
/*
|
||
|
|
* Bullet list...
|
||
|
|
*/
|
||
|
|
|
||
|
|
newlist = "ul";
|
||
|
|
}
|
||
|
|
else if (isdigit(*lineptr & 255))
|
||
|
|
{
|
||
|
|
/*
|
||
|
|
* Numbered list...
|
||
|
|
*/
|
||
|
|
|
||
|
|
newlist = "ol";
|
||
|
|
}
|
||
|
|
else if (islower(*lineptr & 255))
|
||
|
|
{
|
||
|
|
/*
|
||
|
|
* Lowercase alpha list...
|
||
|
|
*/
|
||
|
|
|
||
|
|
newlist = "ol";
|
||
|
|
newtype = "a";
|
||
|
|
}
|
||
|
|
else if (isupper(*lineptr & 255))
|
||
|
|
{
|
||
|
|
/*
|
||
|
|
* Lowercase alpha list...
|
||
|
|
*/
|
||
|
|
|
||
|
|
newlist = "ol";
|
||
|
|
newtype = "A";
|
||
|
|
}
|
||
|
|
|
||
|
|
while (!isspace(*lineptr & 255))
|
||
|
|
lineptr ++;
|
||
|
|
while (isspace(*lineptr & 255))
|
||
|
|
lineptr ++;
|
||
|
|
|
||
|
|
if (isdigit(*lineptr & 255))
|
||
|
|
amount = (float)atof(lineptr);
|
||
|
|
|
||
|
|
if (newlist && list && strcmp(newlist, list))
|
||
|
|
{
|
||
|
|
fprintf(outfile, "</%s>\n", list);
|
||
|
|
list = NULL;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (newlist && !list)
|
||
|
|
{
|
||
|
|
if (newtype)
|
||
|
|
fprintf(outfile, "<%s type=\"%s\">\n", newlist, newtype);
|
||
|
|
else
|
||
|
|
fprintf(outfile, "<%s>\n", newlist);
|
||
|
|
|
||
|
|
list = newlist;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (list)
|
||
|
|
fprintf(outfile, "<li style=\"margin-left: %.1fem;\">", amount);
|
||
|
|
else
|
||
|
|
fprintf(outfile, "<p style=\"margin-left: %.1fem;\">", amount);
|
||
|
|
|
||
|
|
if (anchor[0])
|
||
|
|
{
|
||
|
|
fprintf(outfile, "<a name=\"%s\"></a>", anchor);
|
||
|
|
anchor[0] = '\0';
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else if (!strncmp(line, ".br", 3))
|
||
|
|
{
|
||
|
|
/*
|
||
|
|
* Grab line break...
|
||
|
|
*/
|
||
|
|
|
||
|
|
fputs("<br>\n", outfile);
|
||
|
|
}
|
||
|
|
else if (!strncmp(line, ".de ", 4))
|
||
|
|
{
|
||
|
|
/*
|
||
|
|
* Define macro - ignore...
|
||
|
|
*/
|
||
|
|
|
||
|
|
while (fgets(line, sizeof(line), infile))
|
||
|
|
{
|
||
|
|
linenum ++;
|
||
|
|
|
||
|
|
if (!strncmp(line, "..", 2))
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else if (!strncmp(line, ".ds ", 4) || !strncmp(line, ".rm ", 4) ||
|
||
|
|
!strncmp(line, ".tr ", 4) || !strncmp(line, ".hy ", 4) ||
|
||
|
|
!strncmp(line, ".IX ", 4) || !strncmp(line, ".PD", 3) ||
|
||
|
|
!strncmp(line, ".Sp", 3))
|
||
|
|
{
|
||
|
|
/*
|
||
|
|
* Ignore unused commands...
|
||
|
|
*/
|
||
|
|
}
|
||
|
|
else if (!strncmp(line, ".Vb", 3) || !strncmp(line, ".nf", 3) || !strncmp(line, ".EX", 3))
|
||
|
|
{
|
||
|
|
/*
|
||
|
|
* Start preformatted...
|
||
|
|
*/
|
||
|
|
|
||
|
|
fputs(end_fonts[font], outfile);
|
||
|
|
font = 0;
|
||
|
|
|
||
|
|
// if (list)
|
||
|
|
// {
|
||
|
|
// fprintf(outfile, "</%s>\n", list);
|
||
|
|
// list = NULL;
|
||
|
|
// }
|
||
|
|
|
||
|
|
pre = 1;
|
||
|
|
fputs("<pre class=\"man\">\n", outfile);
|
||
|
|
}
|
||
|
|
else if (!strncmp(line, ".Ve", 3) || !strncmp(line, ".fi", 3) || !strncmp(line, ".EE", 3))
|
||
|
|
{
|
||
|
|
/*
|
||
|
|
* End preformatted...
|
||
|
|
*/
|
||
|
|
|
||
|
|
fputs(end_fonts[font], outfile);
|
||
|
|
font = 0;
|
||
|
|
|
||
|
|
if (pre)
|
||
|
|
{
|
||
|
|
pre = 0;
|
||
|
|
fputs("</pre>\n", outfile);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else if (!strncmp(line, ".\\}", 3))
|
||
|
|
{
|
||
|
|
/*
|
||
|
|
* Ignore close block...
|
||
|
|
*/
|
||
|
|
}
|
||
|
|
else if (!strncmp(line, ".ie", 3) || !strncmp(line, ".if", 3) ||
|
||
|
|
!strncmp(line, ".el", 3))
|
||
|
|
{
|
||
|
|
/*
|
||
|
|
* If/else - ignore...
|
||
|
|
*/
|
||
|
|
|
||
|
|
if (strchr(line, '{') != NULL)
|
||
|
|
{
|
||
|
|
/*
|
||
|
|
* Skip whole block...
|
||
|
|
*/
|
||
|
|
|
||
|
|
while (fgets(line, sizeof(line), infile))
|
||
|
|
{
|
||
|
|
linenum ++;
|
||
|
|
|
||
|
|
if (strchr(line, '}') != NULL)
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
#if 0
|
||
|
|
else if (!strncmp(line, ". ", 4))
|
||
|
|
{
|
||
|
|
/*
|
||
|
|
* Grab ...
|
||
|
|
*/
|
||
|
|
}
|
||
|
|
#endif /* 0 */
|
||
|
|
else if (!strncmp(line, ".\\\"#", 4))
|
||
|
|
{
|
||
|
|
/*
|
||
|
|
* Anchor for HTML output...
|
||
|
|
*/
|
||
|
|
|
||
|
|
strlcpy(anchor, line + 4, sizeof(anchor));
|
||
|
|
}
|
||
|
|
else if (strncmp(line, ".\\\"", 3))
|
||
|
|
{
|
||
|
|
/*
|
||
|
|
* Unknown...
|
||
|
|
*/
|
||
|
|
|
||
|
|
if ((lineptr = strchr(line, ' ')) != NULL)
|
||
|
|
*lineptr = '\0';
|
||
|
|
else if ((lineptr = strchr(line, '\n')) != NULL)
|
||
|
|
*lineptr = '\0';
|
||
|
|
|
||
|
|
fprintf(stderr, "mantohtml: Unknown man page command \'%s\' on line %d.\n", line, linenum);
|
||
|
|
}
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Skip continuation lines...
|
||
|
|
*/
|
||
|
|
|
||
|
|
lineptr = line + strlen(line) - 1;
|
||
|
|
if (lineptr >= line && *lineptr == '\\')
|
||
|
|
{
|
||
|
|
while (fgets(line, sizeof(line), infile))
|
||
|
|
{
|
||
|
|
linenum ++;
|
||
|
|
lineptr = line + strlen(line) - 2;
|
||
|
|
|
||
|
|
if (lineptr < line || *lineptr != '\\')
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
/*
|
||
|
|
* Process man page text...
|
||
|
|
*/
|
||
|
|
|
||
|
|
html_fputs(line, &font, outfile);
|
||
|
|
putc('\n', outfile);
|
||
|
|
|
||
|
|
if (post)
|
||
|
|
{
|
||
|
|
fputs(post, outfile);
|
||
|
|
post = NULL;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
fprintf(outfile, "%s\n", end_fonts[font]);
|
||
|
|
font = 0;
|
||
|
|
|
||
|
|
if (list)
|
||
|
|
{
|
||
|
|
fprintf(outfile, "</%s>\n", list);
|
||
|
|
list = NULL;
|
||
|
|
}
|
||
|
|
|
||
|
|
fputs("</body>\n"
|
||
|
|
"</html>\n", outfile);
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Close files...
|
||
|
|
*/
|
||
|
|
|
||
|
|
if (infile != stdin)
|
||
|
|
fclose(infile);
|
||
|
|
|
||
|
|
if (outfile != stdout)
|
||
|
|
fclose(outfile);
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Return with no errors...
|
||
|
|
*/
|
||
|
|
|
||
|
|
return (0);
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
/*
|
||
|
|
* 'html_alternate()' - Alternate words between two styles of text.
|
||
|
|
*/
|
||
|
|
|
||
|
|
static void
|
||
|
|
html_alternate(const char *s, /* I - String */
|
||
|
|
const char *first, /* I - First style or NULL */
|
||
|
|
const char *second, /* I - Second style of NULL */
|
||
|
|
FILE *fp) /* I - File */
|
||
|
|
{
|
||
|
|
int i = 0; /* Which style */
|
||
|
|
int quote = 0; /* Saw quote? */
|
||
|
|
int dolinks, /* Do hyperlinks to other man pages? */
|
||
|
|
link = 0; /* Doing a link now? */
|
||
|
|
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Skip leading whitespace...
|
||
|
|
*/
|
||
|
|
|
||
|
|
while (isspace(*s & 255))
|
||
|
|
s ++;
|
||
|
|
|
||
|
|
dolinks = first && !strcmp(first, "b") && !second;
|
||
|
|
|
||
|
|
while (*s)
|
||
|
|
{
|
||
|
|
if (!i && dolinks)
|
||
|
|
{
|
||
|
|
/*
|
||
|
|
* See if we need to make a link to a man page...
|
||
|
|
*/
|
||
|
|
|
||
|
|
const char *end; /* End of current word */
|
||
|
|
const char *next; /* Start of next word */
|
||
|
|
|
||
|
|
for (end = s; *end && !isspace(*end & 255); end ++);
|
||
|
|
for (next = end; isspace(*next & 255); next ++);
|
||
|
|
|
||
|
|
if (isalnum(*s & 255) && *next == '(')
|
||
|
|
{
|
||
|
|
/*
|
||
|
|
* See if the man file is available locally...
|
||
|
|
*/
|
||
|
|
|
||
|
|
char name[1024], /* Name */
|
||
|
|
manfile[1024], /* Man page filename */
|
||
|
|
manurl[1024]; /* Man page URL */
|
||
|
|
|
||
|
|
strlcpy(name, s, sizeof(name));
|
||
|
|
if ((size_t)(end - s) < sizeof(name))
|
||
|
|
name[end - s] = '\0';
|
||
|
|
|
||
|
|
snprintf(manfile, sizeof(manfile), "%s.man", name);
|
||
|
|
snprintf(manurl, sizeof(manurl), "man-%s.html?TOPIC=Man+Pages", name);
|
||
|
|
|
||
|
|
if (!access(manfile, 0))
|
||
|
|
{
|
||
|
|
/*
|
||
|
|
* Local man page, do a link...
|
||
|
|
*/
|
||
|
|
|
||
|
|
fprintf(fp, "<a href=\"%s\">", manurl);
|
||
|
|
link = 1;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if (!i && first)
|
||
|
|
fprintf(fp, "<%s>", first);
|
||
|
|
else if (i && second)
|
||
|
|
fprintf(fp, "<%s>", second);
|
||
|
|
|
||
|
|
while ((!isspace(*s & 255) || quote) && *s)
|
||
|
|
{
|
||
|
|
if (*s == '\"')
|
||
|
|
quote = !quote;
|
||
|
|
|
||
|
|
if (*s == '\\' && s[1])
|
||
|
|
{
|
||
|
|
s ++;
|
||
|
|
html_putc(*s++, fp);
|
||
|
|
}
|
||
|
|
else
|
||
|
|
html_putc(*s++, fp);
|
||
|
|
}
|
||
|
|
|
||
|
|
if (!i && first)
|
||
|
|
fprintf(fp, "</%s>", first);
|
||
|
|
else if (i && second)
|
||
|
|
fprintf(fp, "</%s>", second);
|
||
|
|
|
||
|
|
if (i && link)
|
||
|
|
{
|
||
|
|
fputs("</a>", fp);
|
||
|
|
link = 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
i = 1 - i;
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Skip trailing whitespace...
|
||
|
|
*/
|
||
|
|
|
||
|
|
while (isspace(*s & 255))
|
||
|
|
s ++;
|
||
|
|
}
|
||
|
|
|
||
|
|
putc('\n', fp);
|
||
|
|
}
|
||
|
|
|
||
|
|
/*
|
||
|
|
* 'html_fputs()' - Output a string, quoting as needed HTML entities.
|
||
|
|
*/
|
||
|
|
|
||
|
|
static void
|
||
|
|
html_fputs(const char *s, /* I - String */
|
||
|
|
int *font, /* IO - Font */
|
||
|
|
FILE *fp) /* I - File */
|
||
|
|
{
|
||
|
|
while (*s)
|
||
|
|
{
|
||
|
|
if (*s == '\\')
|
||
|
|
{
|
||
|
|
s ++;
|
||
|
|
if (!*s)
|
||
|
|
break;
|
||
|
|
|
||
|
|
if (*s == 'f')
|
||
|
|
{
|
||
|
|
int newfont; /* New font */
|
||
|
|
|
||
|
|
s ++;
|
||
|
|
if (!*s)
|
||
|
|
break;
|
||
|
|
|
||
|
|
if (!font)
|
||
|
|
{
|
||
|
|
s ++;
|
||
|
|
continue;
|
||
|
|
}
|
||
|
|
|
||
|
|
switch (*s++)
|
||
|
|
{
|
||
|
|
case 'R' :
|
||
|
|
case 'P' :
|
||
|
|
newfont = 0;
|
||
|
|
break;
|
||
|
|
|
||
|
|
case 'b' :
|
||
|
|
case 'B' :
|
||
|
|
newfont = 1;
|
||
|
|
break;
|
||
|
|
|
||
|
|
case 'i' :
|
||
|
|
case 'I' :
|
||
|
|
newfont = 2;
|
||
|
|
break;
|
||
|
|
|
||
|
|
default :
|
||
|
|
fprintf(stderr, "mantohtml: Unknown font \"\\f%c\" ignored.\n", s[-1]);
|
||
|
|
newfont = *font;
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (newfont != *font)
|
||
|
|
{
|
||
|
|
fputs(end_fonts[*font], fp);
|
||
|
|
*font = newfont;
|
||
|
|
fputs(start_fonts[*font], fp);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else if (*s == '*')
|
||
|
|
{
|
||
|
|
/*
|
||
|
|
* Substitute macro...
|
||
|
|
*/
|
||
|
|
|
||
|
|
s ++;
|
||
|
|
if (!*s)
|
||
|
|
break;
|
||
|
|
|
||
|
|
switch (*s++)
|
||
|
|
{
|
||
|
|
case 'R' :
|
||
|
|
fputs("®", fp);
|
||
|
|
break;
|
||
|
|
|
||
|
|
case '(' :
|
||
|
|
if (!strncmp(s, "lq", 2))
|
||
|
|
fputs("“", fp);
|
||
|
|
else if (!strncmp(s, "rq", 2))
|
||
|
|
fputs("”", fp);
|
||
|
|
else if (!strncmp(s, "Tm", 2))
|
||
|
|
fputs("<sup>TM</sup>", fp);
|
||
|
|
else
|
||
|
|
fprintf(stderr, "mantohtml: Unknown macro \"\\*(%2s\" ignored.\n", s);
|
||
|
|
|
||
|
|
if (*s)
|
||
|
|
s ++;
|
||
|
|
if (*s)
|
||
|
|
s ++;
|
||
|
|
break;
|
||
|
|
|
||
|
|
default :
|
||
|
|
fprintf(stderr, "mantohtml: Unknown macro \"\\*%c\" ignored.\n", s[-1]);
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else if (*s == '(')
|
||
|
|
{
|
||
|
|
if (!strncmp(s, "(em", 3))
|
||
|
|
{
|
||
|
|
fputs("—", fp);
|
||
|
|
s += 3;
|
||
|
|
}
|
||
|
|
else if (!strncmp(s, "(en", 3))
|
||
|
|
{
|
||
|
|
fputs("–", fp);
|
||
|
|
s += 3;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
putc(*s, fp);
|
||
|
|
s ++;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else if (*s == '[')
|
||
|
|
{
|
||
|
|
/*
|
||
|
|
* Substitute escaped character...
|
||
|
|
*/
|
||
|
|
|
||
|
|
s ++;
|
||
|
|
if (!strncmp(s, "co]", 3))
|
||
|
|
fputs("©", fp);
|
||
|
|
else if (!strncmp(s, "de]", 3))
|
||
|
|
fputs("°", fp);
|
||
|
|
else if (!strncmp(s, "rg]", 3))
|
||
|
|
fputs("®", fp);
|
||
|
|
else if (!strncmp(s, "tm]", 3))
|
||
|
|
fputs("<sup>TM</sup>", fp);
|
||
|
|
|
||
|
|
if (*s)
|
||
|
|
s ++;
|
||
|
|
if (*s)
|
||
|
|
s ++;
|
||
|
|
if (*s)
|
||
|
|
s ++;
|
||
|
|
}
|
||
|
|
else if (isdigit(s[0]) && isdigit(s[1]) &&
|
||
|
|
isdigit(s[2]))
|
||
|
|
{
|
||
|
|
fprintf(fp, "&#%d;", ((s[0] - '0') * 8 + s[1] - '0') * 8 + s[2] - '0');
|
||
|
|
s += 3;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
if (*s != '\\' && *s != '\"' && *s != '\'' && *s != '-')
|
||
|
|
{
|
||
|
|
fprintf(stderr, "mantohtml: Unrecognized escape \"\\%c\" ignored.\n", *s);
|
||
|
|
html_putc('\\', fp);
|
||
|
|
}
|
||
|
|
|
||
|
|
html_putc(*s++, fp);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else if (!strncmp(s, "http://", 7) || !strncmp(s, "https://", 8) || !strncmp(s, "ftp://", 6))
|
||
|
|
{
|
||
|
|
/*
|
||
|
|
* Embed URL...
|
||
|
|
*/
|
||
|
|
|
||
|
|
char temp[1024]; /* Temporary string */
|
||
|
|
const char *end = s + 6; /* End of URL */
|
||
|
|
|
||
|
|
while (*end && !isspace(*end & 255))
|
||
|
|
end ++;
|
||
|
|
|
||
|
|
if (end[-1] == ',' || end[-1] == '.' || end[-1] == ')')
|
||
|
|
end --;
|
||
|
|
|
||
|
|
strlcpy(temp, s, sizeof(temp));
|
||
|
|
if ((size_t)(end -s) < sizeof(temp))
|
||
|
|
temp[end - s] = '\0';
|
||
|
|
|
||
|
|
fprintf(fp, "<a href=\"%s\">%s</a>", temp, temp);
|
||
|
|
s = end;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
html_putc(*s++ & 255, fp);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
/*
|
||
|
|
* 'html_putc()' - Put a single character, using entities as needed.
|
||
|
|
*/
|
||
|
|
|
||
|
|
static void
|
||
|
|
html_putc(int ch, /* I - Character */
|
||
|
|
FILE *fp) /* I - File */
|
||
|
|
{
|
||
|
|
if (ch == '&')
|
||
|
|
fputs("&", fp);
|
||
|
|
else if (ch == '<')
|
||
|
|
fputs("<", fp);
|
||
|
|
else
|
||
|
|
putc(ch, fp);
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
/*
|
||
|
|
* 'strmove()' - Move characters within a string.
|
||
|
|
*/
|
||
|
|
|
||
|
|
static void
|
||
|
|
strmove(char *d, /* I - Destination */
|
||
|
|
const char *s) /* I - Source */
|
||
|
|
{
|
||
|
|
while (*s)
|
||
|
|
*d++ = *s++;
|
||
|
|
|
||
|
|
*d = '\0';
|
||
|
|
}
|