📄 common.c
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/* * Copyright (c) 2004, 2005 Tama Communications Corporation * * This file is part of GNU GLOBAL. * * GNU GLOBAL is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2, or (at your option) * any later version. * * GNU GLOBAL is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. */#ifdef HAVE_CONFIG_H#include "config.h"#endif#include <stdio.h>#ifdef STDC_HEADERS#include <stdlib.h>#endif#ifdef HAVE_STRING_H#include <string.h>#else#include <strings.h>#endif#include <ctype.h>#include <sys/types.h>#ifdef HAVE_UNISTD_H#include <unistd.h>#endif#ifdef HAVE_FCNTL_H#include <fcntl.h>#else#include <sys/file.h>#endif#include "global.h"#include "common.h"#include "path2url.h"#include "htags.h"/* * Tag definitions * * Htags generates HTML tag by default. */const char *html_begin = "<html>";const char *html_end = "</html>";const char *html_head_begin = "<head>";const char *html_head_end = "</head>";const char *html_title_begin = "<title>";const char *html_title_end = "</title>";const char *body_begin = "<body>";const char *body_end = "</body>";const char *title_begin = "<h1><font color='#cc0000'>";const char *title_end = "</font></h1>";const char *header_begin = "<h2>";const char *header_end = "</h2>";const char *cvslink_begin = "<font size='-1'>";const char *cvslink_end = "</font>";const char *caution_begin = "<center>\n<blockquote>";const char *caution_end = "</blockquote>\n</center>";const char *list_begin = "<ol>";const char *list_end = "</ol>";const char *item_begin = "<li>";const char *item_end = "";const char *define_list_begin = "<dl>";const char *define_list_end = "</dl>";const char *define_term_begin = "<dt>";const char *define_term_end = "";const char *define_desc_begin = "<dd>";const char *define_desc_end = "";const char *table_begin = "<table>";const char *table_end = "</table>";const char *comment_begin = "<i><font color='green'>";const char *comment_end = "</font></i>";const char *sharp_begin = "<font color='darkred'>";const char *sharp_end = "</font>";const char *brace_begin = "<font color='blue'>";const char *brace_end = "</font>";const char *verbatim_begin = "<pre>";const char *verbatim_end = "</pre>";const char *reserved_begin = "<b>";const char *reserved_end = "</b>";const char *position_begin = "<font color='gray'>";const char *position_end = "</font>";const char *warned_line_begin = "<span style='background-color:yellow'>";const char *warned_line_end = "</span>";const char *error_begin = "<h1><font color='#cc0000'>";const char *error_end = "</font></h1>";const char *message_begin = "<h3>";const char *message_end = "</h3>";const char *string_begin = "<u>";const char *string_end = "</u>";const char *quote_great = ">";const char *quote_little = "<";const char *quote_amp = "&";const char *quote_space = " ";const char *hr = "<hr>";const char *br = "<br>";const char *empty_element = "";const char *noframes_begin = "<noframes>";const char *noframes_end = "</noframes>";/* * 1: Enforce XHTML1.0 strict or XHTML1.1. */static int strict_xhtml = 0;/* * print string and new line. * * This function is a replacement of fprintf(op, "%s\n", s) in htags. */intfputs_nl(s, op) const char *s; FILE *op;{ fputs(s, op); putc('\n', op); return 0;}/* * XHTML support. * * If the --xhtml option is specified, htags(1) generates XHTML output. * We define each style for the tags in 'style.css' in this directory. */voidsetup_xhtml(void){ if (!strcmp(xhtml_version, "1.1") && !Fflag) strict_xhtml = 1; html_begin = "<html xmlns='http://www.w3.org/1999/xhtml'>"; html_end = "</html>"; html_head_begin = "<head>"; html_head_end = "</head>"; html_title_begin = "<title>"; html_title_end = "</title>"; body_begin = "<body>"; body_end = "</body>"; title_begin = "<h1 class='title'>"; title_end = "</h1>"; header_begin = "<h2 class='header'>"; header_end = "</h2>"; cvslink_begin = "<span class='cvs'>"; cvslink_end = "</span>"; caution_begin = "<div class='caution'>"; caution_end = "</div>"; list_begin = "<ol>"; list_end = "</ol>"; item_begin = "<li>"; item_end = "</li>"; define_list_begin = "<dl>"; define_list_end = "</dl>"; define_term_begin = "<dt>"; define_term_end = "</dt>"; define_desc_begin = "<dd>"; define_desc_end = "</dd>"; table_begin = "<table>"; table_end = "</table>"; comment_begin = "<em class='comment'>"; comment_end = "</em>"; sharp_begin = "<em class='sharp'>"; sharp_end = "</em>"; brace_begin = "<em class='brace'>"; brace_end = "</em>"; verbatim_begin = "<pre>"; verbatim_end = "</pre>"; reserved_begin = "<strong class='reserved'>"; reserved_end = "</strong>"; position_begin = "<em class='position'>"; position_end = "</em>"; warned_line_begin = "<em class='warned'>"; warned_line_end = "</em>"; error_begin = "<h2 class='error'>"; error_end = "</h2>"; message_begin = "<h3 class='message'>"; message_end = "</h3>"; string_begin = "<em class='string'>"; string_end = "</em>"; quote_great = ">"; quote_little = "<"; quote_amp = "&"; quote_space = " "; hr = "<hr />"; br = "<br />"; empty_element = " /"; noframes_begin = "<noframes>"; noframes_end = "</noframes>";}/* * Generate upper directory. */const char *upperdir(dir) const char *dir;{ STATIC_STRBUF(sb); strbuf_clear(sb); strbuf_sprintf(sb, "../%s", dir); return strbuf_value(sb);}/* * Load text from file with replacing @PARENT_DIR@ macro. * Macro @PARENT_DIR@ is replaced with the parent directory * of the 'HTML' directory. */static const char *sed(ip, place) FILE *ip; int place;{ STATIC_STRBUF(sb); const char *parent_dir = (place == SUBDIR) ? "../.." : ".."; int c, start_position = -1; strbuf_clear(sb); while ((c = fgetc(ip)) != EOF) { strbuf_putc(sb, c); if (c == '@') { int curpos = strbuf_getlen(sb); if (start_position == -1) { start_position = curpos - 1; } else { if (!strncmp("@PARENT_DIR@", strbuf_value(sb) + start_position, curpos - start_position)) { strbuf_setlen(sb, start_position); strbuf_puts(sb, parent_dir); start_position = -1; } else { start_position = curpos - 1; } } } else if (!isalpha(c) && c != '_') { if (start_position != -1) start_position = -1; } } return strbuf_value(sb);}/* * Generate custom header. */const char *gen_insert_header(place) int place;{ static FILE *ip; if (ip != NULL) { rewind(ip); } else { ip = fopen(insert_header, "r"); if (ip == NULL) die("cannot open include header file '%s'.", insert_header); } return sed(ip, place);}/* * Generate custom footer. */const char *gen_insert_footer(place) int place;{ static FILE *ip; if (ip != NULL) { rewind(ip); } else { ip = fopen(insert_footer, "r"); if (ip == NULL) die("cannot open include footer file '%s'.", insert_footer); } return sed(ip, place);}/* * Generate beginning of generic page * * i) title title of this page * i) place SUBDIR: this page is in sub directory * TOPDIR: this page is in the top directory * i) use_frameset * use frameset document type or not */static const char *gen_page_generic_begin(title, place, use_frameset) const char *title; int place; int use_frameset;{ STATIC_STRBUF(sb); const char *dir = (place == SUBDIR) ? "../" : ""; strbuf_clear(sb); if (enable_xhtml) { /* * Since some browser cannot treat "<?xml...>", we don't * write the declaration as long as XHTML1.1 is not required. */ if (strict_xhtml) { strbuf_puts_nl(sb, "<?xml version='1.0' encoding='ISO-8859-1'?>"); strbuf_sprintf(sb, "<?xml-stylesheet type='text/css' href='%sstyle.css'?>\n", dir); } /* * If the --frame option are specified then we take * 'XHTML 1.0 Frameset' for index.html * and 'XHTML 1.0 Transitional' for other files, * else if the config variable 'xhtml_version' is * set to '1.1' then we take 'XHTML 1.1', * else 'XHTML 1.0 Transitional'. */ if (use_frameset) strbuf_puts_nl(sb, "<!DOCTYPE html PUBLIC '-//W3C//DTD XHTML 1.0 Frameset//EN' 'http://www.w3.org/TR/xhtml1/DTD/xhtml1-frameset.dtd'>"); else if (!Fflag && strict_xhtml) strbuf_puts_nl(sb, "<!DOCTYPE html PUBLIC '-//W3C//DTD XHTML 1.1//EN' 'http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd'>"); else strbuf_puts_nl(sb, "<!DOCTYPE html PUBLIC '-//W3C//DTD XHTML 1.0 Transitional//EN' 'http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd'>"); } strbuf_puts_nl(sb, html_begin); strbuf_puts_nl(sb, html_head_begin); strbuf_puts(sb, html_title_begin); strbuf_puts(sb, title); strbuf_puts_nl(sb, html_title_end); strbuf_sprintf(sb, "<meta name='robots' content='noindex,nofollow'%s>\n", empty_element); strbuf_sprintf(sb, "<meta name='generator' content='GLOBAL-%s'%s>\n", get_version(), empty_element); if (enable_xhtml) { strbuf_sprintf(sb, "<meta http-equiv='Content-Style-Type' content='text/css'%s>\n", empty_element); strbuf_sprintf(sb, "<link rel='stylesheet' type='text/css' href='%sstyle.css'%s>\n", dir, empty_element); } if (style_sheet) strbuf_puts(sb, style_sheet); strbuf_puts(sb, html_head_end); return strbuf_value(sb);}/* * Generate beginning of normal page * * i) title title of this page * i) place SUBDIR: this page is in sub directory * TOPDIR: this page is in the top directory */const char *gen_page_begin(title, place) const char *title; int place;{ return gen_page_generic_begin(title, place, 0);}/* * Generate beginning of frameset page * * i) title title of this page */const char *gen_page_frameset_begin(title) const char *title;{ return gen_page_generic_begin(title, TOPDIR, 1);}/* * Generate end of page */const char *gen_page_end(void){ return html_end;}/* * Generate image tag. * * i) where Where is the icon directory? * CURRENT: current directory * PARENT: parent directory * i) file icon file without suffix. * i) alt alt string */const char *gen_image(where, file, alt) int where; const char *file; const char *alt;{ STATIC_STRBUF(sb); const char *dir = (where == PARENT) ? "../icons" : "icons"; strbuf_clear(sb); if (enable_xhtml) strbuf_sprintf(sb, "<img class='icon' src='%s/%s.%s' alt='[%s]'%s>", dir, file, icon_suffix, alt, empty_element); else strbuf_sprintf(sb, "<img src='%s/%s.%s' alt='[%s]' %s%s>", dir, file, icon_suffix, alt, icon_spec, empty_element); return strbuf_value(sb);}/* * Generate name tag. */const char *gen_name_number(number) int number;{ static char buf[32]; snprintf(buf, sizeof(buf), "L%d", number); return gen_name_string(buf);⌨️ 快捷键说明
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