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authorrhlabs <rhlabs>1998-02-23 19:01:36 +0000
committerrhlabs <rhlabs>1998-02-23 19:01:36 +0000
commit98d20420baa8233fb86bdb8d7d787bf55ee5fc5e (patch)
tree899284166dc64a07dc3fdcd8afd604d0199da904
parent9aaae47386589dab4bb6e6dd581207c325437f3c (diff)
downloadyelp-98d20420baa8233fb86bdb8d7d787bf55ee5fc5e.tar.gz
GNU info to html converter
Dr Mike <msf@redhat.com>
-rw-r--r--src/info2html/Makefile.am19
-rw-r--r--src/info2html/data.h62
-rw-r--r--src/info2html/html.c835
-rw-r--r--src/info2html/html.h22
-rw-r--r--src/info2html/main.c108
-rw-r--r--src/info2html/parse.c513
-rw-r--r--src/info2html/parse.h25
-rw-r--r--src/info2html/utils.c273
-rw-r--r--src/info2html/utils.h17
-rw-r--r--src/info2html/version.h6
10 files changed, 1880 insertions, 0 deletions
diff --git a/src/info2html/Makefile.am b/src/info2html/Makefile.am
new file mode 100644
index 00000000..d6ecd854
--- /dev/null
+++ b/src/info2html/Makefile.am
@@ -0,0 +1,19 @@
+## Process this file with automake to produce Makefile.in.
+
+INCLUDES = \
+ -I$(includedir) \
+ -I$(top_srcdir)/intl
+
+
+LDADD = \
+ $(GNOME_LIBDIR) \
+ $(GNOMEUI_LIBS) \
+ $(INTLLIBS)
+
+bin_PROGRAMS = gnome-info2html
+
+gnome_info2html_SOURCES = main.c parse.c utils.c html.c
+
+CFLAGS += -Wall
+
+
diff --git a/src/info2html/data.h b/src/info2html/data.h
new file mode 100644
index 00000000..581e4ca5
--- /dev/null
+++ b/src/info2html/data.h
@@ -0,0 +1,62 @@
+#ifndef DATA_H
+#define DATA_H
+
+/* data.h - first cut at data structures for info2html filter */
+/* many of these are motivated by the source code to the 'info' program */
+
+/* be quiet or not? */
+static int be_quiet=1;
+
+/* line_number we're on */
+static int work_line_number;
+
+/* file we're working on */
+char work_filename[1024];
+
+/* node we're working on */
+char work_node[1024];
+
+/* some type's we'll want to use below */
+typedef struct info_menu_entry MENU_ENTRY;
+
+/* the basic component of an info file is a Node */
+/* a node is described by (FILENAME)NODENAME */
+/* .next and .prev are normally along the same branch as current node */
+/* .up is normally 'one branch' up the tree above current branch. */
+/* All can be arbitrary links however */
+/* menu entry is just a linked list of references */
+
+typedef struct {
+ char *filename; /* file in which this node exists */
+ char *nodename; /* name of this node */
+ char *contents; /* text within this node */
+ int contlen; /* length of contents */
+ char *next; /* node which follows this one */
+ char *prev; /* node previous to this one */
+ char *up; /* node above this one */
+ MENU_ENTRY *menu; /* linked list of refs from this node */
+ char *menu_start; /* ptr to start of menu text in contents */
+} NODE;
+
+/* a reference is a link to a node */
+typedef struct {
+ char *refname; /* menu name for reference */
+ NODE *node; /* descriptor of node we point at */
+} REFERENCE;
+
+
+struct info_menu_entry{
+ char *header; /* header to go before menu */
+ REFERENCE *ref;
+ struct info_menu_entry *next;
+};
+
+#define INFO_FF '\014'
+#define INFO_COOKIE '\037'
+
+
+#define MENU_START "* Menu:"
+#define MENU_ENTRY "* "
+
+
+#endif /* DATA_H */
diff --git a/src/info2html/html.c b/src/info2html/html.c
new file mode 100644
index 00000000..6e12b8ff
--- /dev/null
+++ b/src/info2html/html.c
@@ -0,0 +1,835 @@
+/* handles all html operations */
+
+#include <stdio.h>
+#include <unistd.h>
+#include <ctype.h>
+#include <sys/stat.h>
+#include <sys/types.h>
+#include <fcntl.h>
+#include <errno.h>
+#include <string.h>
+
+#include <glib.h>
+
+#include "data.h"
+#include "html.h"
+#include "parse.h"
+#include "utils.h"
+
+#define USE_FILE_URLS
+
+/* print out the url for a info file */
+char *form_info_tag_href( char *nodefile, char *nodename )
+{
+ char tmp[1024];
+ char *escaped_nodename;
+
+ escaped_nodename = escape_html_chars( nodename );
+
+#if 0
+#ifdef USE_FILE_URLS
+ snprintf(tmp,sizeof(tmp),
+ "HREF=\"../%s/%s.html\"", nodefile, escaped_nodename );
+#else
+ snprintf(tmp,sizeof(tmp),
+ "HREF=\"/cgi-bin/grab-info-file?doctype=info&amp;"
+ "docname=%s&amp;doctag=%s\"", nodefile, escaped_nodename );
+#endif
+#endif
+/* snprintf(tmp,sizeof(tmp),"HREF=\"info:%s#%s\"", nodefile, escaped_nodename ); */
+
+ snprintf(tmp,sizeof(tmp),"HREF=\"info:%s#%s\"", nodefile, escaped_nodename );
+
+ if (escaped_nodename)
+ g_free(escaped_nodename);
+ return g_strdup(tmp);
+}
+
+
+/* returns zero if success making link from destfile -> index.html in */
+/* specified directory. If it already exists, just returns with success */
+int make_Top_link( char *destdir, char *destfile )
+{
+ struct stat filestat;
+ char *indexlink;
+
+ indexlink = (char *) g_malloc( strlen(destdir) + 20);
+ strcpy(indexlink, destdir);
+ strcat(indexlink, "/index.html");
+
+ if (lstat(indexlink, &filestat))
+ {
+ if (errno == ENOENT)
+ {
+ if (symlink(destfile, indexlink))
+ {
+ fprintf(stderr,"Error creating link to %s\n",indexlink);
+ perror("Error was");
+ exit(1);
+ }
+ }
+ else
+ {
+ fprintf(stderr,"Error stat'ing file %s\n",indexlink);
+ perror("Error was");
+ exit(1);
+ }
+ }
+ else if (!S_ISLNK(filestat.st_mode))
+ {
+ fprintf(stderr, "file %s exists and isnt a link\n",indexlink);
+ fprintf(stderr, "FIX ME!!!\n");
+ g_free(indexlink);
+ return -1;
+ }
+ return 0;
+}
+
+/* return non-zero if error with making directory */
+int make_info_dir( char *destdir )
+{
+ struct stat filestat;
+
+ if (stat(destdir, &filestat))
+ {
+ if (errno == ENOENT)
+ {
+ if (mkdir(destdir, 01777))
+ {
+ fprintf(stderr,"Error creating directory %s\n",destdir);
+ perror("Error was");
+ exit(1);
+ }
+ }
+ else
+ {
+ fprintf(stderr,"Error stat'ing directory %s\n",destdir);
+ perror("Error was");
+ exit(1);
+ }
+ }
+ else if (!S_ISDIR(filestat.st_mode))
+ {
+ fprintf(stderr, "Info dir %s exists and isnt a directory!\n",destdir);
+ fprintf(stderr, "FIX ME!!!\n");
+ return -1;
+ }
+ return 0;
+}
+
+/* write a link to another document */
+void write_node_link_html( FILE *f, char *nodefile, char *refname, char *ref )
+{
+ char *converted_nodename;
+ char *href;
+
+ if (ref)
+ {
+ if (strcasecmp(ref, "(dir)"))
+ {
+ converted_nodename = g_strdup( ref );
+ map_spaces_to_underscores( converted_nodename );
+ href = form_info_tag_href(nodefile, converted_nodename);
+ fprintf(f,"<A %s>%s%s</A>\n", href, refname, ref);
+ g_free(href);
+#if 0
+ fprintf(f,"<A HREF=\"../%s/%s.html\">%s%s</A>\n",
+ nodefile, converted_nodename, refname, ref);
+#endif
+ g_free(converted_nodename);
+ }
+ else
+ {
+#if 0
+ fprintf(f,"<A HREF=\"../dir/Top.html\">%s(dir)</A>\n",refname);
+#endif
+ href = form_info_tag_href("dir", "Top");
+ fprintf(f,"<A %s>%s(dir)</A>\n", href, refname);
+ g_free(href);
+
+ }
+ }
+}
+
+/* write out top of a new html file */
+void write_html_header( FILE *f, char *filename, char *nodename)
+{
+ fprintf(f,"<!DOCTYPE HTML PUBLIC \"-//W3C/DTD HTML 3.2//EN\">\n");
+ fprintf(f,"<HTML>\n");
+ fprintf(f,"<HEAD>\n");
+ fprintf(f,"<TITLE>Info Node: (%s)%s</TITLE>\n",filename,nodename);
+ fprintf(f,"<META NAME=\"GENERATOR\" CONTENT=\"info2html\">\n");
+ fprintf(f,"</HEAD>\n");
+ fprintf(f,"<!-- conversion of file \"%s\", node \"%s\" -->\n",work_filename, work_node);
+}
+
+/* start of everything after html header */
+void start_html_content( FILE *f )
+{
+ fprintf(f,"<BODY>\n");
+}
+
+/* we want to put links to next, prev, and up nodes */
+void make_nav_links( FILE *f, NODE *node )
+{
+ fprintf(f,"<PRE>\n");
+ write_node_link_html( f, node->filename, "Next:", node->next );
+ write_node_link_html( f, node->filename, "Prev:", node->prev );
+ write_node_link_html( f, node->filename, "Up:", node->up );
+ fprintf(f,"</PRE>\n");
+}
+
+/* s is error message */
+/* p is start of offending line */
+/* q is end of offending line */
+void html_error( char *s, char *p, char *q )
+{
+ fprintf(stderr, "%s:%s\n",work_filename, work_node);
+ fprintf(stderr, "\t%s\n",s);
+ fprintf(stderr, "\tOffending line is:\n\t|");
+ fwrite(p, 1, q-p, stderr);
+ fprintf(stderr, "|\n");
+}
+
+/********************************************************************
+ * here is what we expect in contents of a node:
+ *
+ * headers: These are identified as a line of text
+ * followed by a row of '---' or '###' normally.
+ * These get mapped to <H2> </H2> for now.
+ *
+ * body text: Format this between <PRE> </PRE> statements.
+ * Catch any *Note and *note and make into
+ * links to other documents. Also try to catch
+ * URLs as well.
+ *
+ * menus: Starts with a '* Menu' line. Goes until the
+ * end of the node, or until the next line which
+ * starts with something other than a '* ' or '\n'.
+ *
+ * end of node: The INFO_FF and INFO_COOKIE mark the end of a node.
+ * Hitting EOF also marks the end of a node.
+ ********************************************************************/
+
+void dump_html_for_node( NODE *node )
+{
+ char *destdir;
+ char *destfile;
+ char *escaped_nodename;
+ char *converted_nodename;
+ char *contents_start, *contents_end;
+ char *header_name;
+ char *p, *q, *r, *skippnt;
+ char *end_menu_entry;
+
+
+ int menu_open, body_open;
+
+ int seen_menu;
+
+ int prev_was_blank, next_is_blank, current_is_blank;
+
+ int seen_first_header;
+
+ int last_output_was_header;
+
+ int nskip;
+
+ int we_are_in_dir_node;
+
+ int i;
+
+ FILE *f;
+
+/* msf - used to write each node to a separate file - now we're going */
+/* to just output HTML to stdout. */
+/* Each node will just be concantentated to previous */
+#if 0
+ destdir = (char *) g_malloc ( strlen(node->filename) +
+ strlen(HTML_ROOT) +
+ strlen(node->filename) + 2);
+ strcpy(destdir, HTML_ROOT);
+ strcat(destdir, "/");
+ strcat(destdir, node->filename);
+ strcat(destdir, "/");
+
+ /* check that the dir for info file exists */
+ make_info_dir( destdir );
+
+ /* ok, we made the dir, lets go */
+ destfile = (char *) g_malloc( strlen(destdir) + strlen(node->nodename) + 10);
+ strcpy(destfile, destdir);
+ converted_nodename = g_strdup( node->nodename );
+ map_spaces_to_underscores( converted_nodename );
+ strcat(destfile, converted_nodename);
+ strcat(destfile, ".html");
+ g_free(converted_nodename);
+
+ if (!(f=fopen(destfile, "w")))
+ {
+ fprintf(f,"Couldnt create node html file %s\n",destfile);
+ perror("Error was");
+ exit(1);
+ }
+#endif
+
+ f = stdout;
+
+ /* see if this is THE dir node */
+ we_are_in_dir_node = !strcmp("Top", node->nodename) && !strcmp("dir", node->filename);
+
+#if 0
+ /* try and make a link between 'index.html' and 'Top.html' */
+ if (!strcmp("Top", node->nodename))
+ make_Top_link( destdir, destfile );
+#endif
+
+ /* do the html header first */
+ write_html_header( f, node->filename, node->nodename );
+
+ /* now for the body */
+ start_html_content( f );
+
+ /* make an anchor */
+ escaped_nodename = escape_html_chars( node->nodename );
+ map_spaces_to_underscores( escaped_nodename );
+ fprintf(f, "<A name=\"%s\">\n",escaped_nodename);
+ g_free(escaped_nodename);
+
+ /* links to other immediate nodes */
+ make_nav_links( f, node );
+
+ /* setup pointers to textual content of current node */
+ contents_start = node->contents;
+ contents_end = node->contents+node->contlen;
+
+ /* scan through all of contents and generate html on the fly */
+ /* p points at start of current line */
+ /* q points at the end of current line (at '\n' actually) */
+ /* r points at the start of next line */
+ /* we do this to catch headers */
+ /* scan for a header at the top of the contents */
+ /* if we see a '\n***'3 '*' in a row i */
+ /* then take previous line as a header */
+ header_name = NULL;
+ p = contents_start = node->contents;
+ q = memchr(p, '\n', contents_end - p);
+ r=q+1;
+
+ /* we have several states we could be in */
+ next_is_blank = 0;
+ prev_was_blank = 0;
+ current_is_blank = 0;
+ seen_first_header = 0;
+
+ seen_menu = 0;
+ menu_open = 0;
+ body_open = 0;
+
+ last_output_was_header = 0;
+ for (; q && r <= contents_end; )
+ {
+ nskip = 1;
+ skippnt = NULL;
+ next_is_blank = (*r == '\n');
+ current_is_blank = (*p == '\n');
+
+ /* test some easy things first */
+ if (!strncmp(p, MENU_START, strlen(MENU_START)))
+ {
+ if (we_are_in_dir_node && !seen_menu)
+ {
+ if (body_open)
+ {
+ close_body_text_html(f);
+ body_open = 0;
+ }
+
+ fprintf(f,"<H1> Main Info File Directory </H1>\n");
+
+ open_body_text_html(f);
+ body_open = 1;
+
+ fprintf(f,"This is the main directory of available info files.\n");
+ }
+
+ if (body_open)
+ {
+ close_body_text_html(f);
+ body_open = 0;
+ }
+ else if (seen_menu)
+ html_error("Warning:saw new menu start and already in menu!", p, q);
+
+ if (menu_open)
+ close_menu_html( f );
+
+ if (last_output_was_header)
+ open_menu_html( f, "" );
+ else
+ open_menu_html( f, "Contents" );
+
+ seen_menu = 1;
+ menu_open = 1;
+ last_output_was_header = 0;
+ }
+ else if (we_are_in_dir_node && !seen_menu)
+ {
+ /* do nothing */
+ }
+ else if (seen_menu)
+ {
+ /* if current line is blank ignore it */
+ if (current_is_blank)
+ {
+ /* do nothing */
+ }
+ /* first see if its a menu line */
+ else if (!strncmp(p, MENU_ENTRY, strlen(MENU_ENTRY)))
+ {
+ if (!seen_menu)
+ html_error("Have seen menu start and hit a menu line!", p, q);
+ else
+ {
+ if (body_open)
+ {
+ if (menu_open)
+ html_error("Hit a menu line, and body and menu are opened!", p, q);
+ close_body_text_html( f );
+ body_open = 0;
+ open_menu_html( f, "" );
+ menu_open = 1;
+ }
+ if (!menu_open)
+ {
+ open_menu_html( f, "" );
+ menu_open = 1;
+ }
+ write_menu_entry_html( f, p, node->filename, &end_menu_entry );
+ if (end_menu_entry != NULL)
+ skippnt = end_menu_entry;
+ last_output_was_header = 0;
+ }
+ }
+ /* maybe its a header line */
+ /* man this is getting ridiculous, its like teaching a child */
+ /* to read! */
+ else if (is_a_hdr_line(r) ||
+ (*p != '*' && *r == '*' && *(r+1) == ' ') ||
+ (*p != '*' && seen_menu && (*p != ' ' && *(p+1) != ' ') &&
+ !current_is_blank && prev_was_blank && next_is_blank))
+ {
+ header_name = (char *) g_malloc( q-p+2 );
+ memcpy(header_name, p, q-p);
+ *(header_name + (q - p) ) = '\000';
+
+ /* if we were writing a particular component, close it */
+ if (menu_open)
+ {
+ close_menu_html( f );
+ menu_open = 0;
+ }
+
+ if (body_open)
+ {
+ close_body_text_html( f );
+ body_open = 0;
+ }
+
+ if (seen_first_header)
+ write_header_html( f, header_name, HEADER_SIZE_2 );
+ else
+ {
+ seen_first_header = 1;
+ write_header_html( f, header_name, HEADER_SIZE_1 );
+ }
+
+ g_free(header_name);
+
+ /* jump ahead another line */
+ if (!(*r == '*' && *(r+1) == ' ') && !next_is_blank)
+ nskip++;
+
+ last_output_was_header = 1;
+ }
+ /* well, has to be body text then */
+ else
+ {
+ if (menu_open)
+ {
+ close_menu_html( f );
+ menu_open = 0;
+
+ write_html_horiz_rule ( f );
+ }
+
+ if (!body_open)
+ {
+ open_body_text_html( f );
+ body_open = 1;
+ }
+
+ if (*p != '\n' && !last_output_was_header)
+ {
+ skippnt=write_body_text_html( f, p, q, node->filename );
+ last_output_was_header = 0;
+ }
+ }
+ }
+ /* otherwise, no menu seen so things are easier */
+ else
+ {
+ if (is_a_hdr_line(r))
+ {
+ header_name = (char *) g_malloc( q-p+2 );
+ memcpy(header_name, p, q-p);
+ *(header_name + (q - p) ) = '\000';
+
+ /* if we were writing a particular component, close it */
+ if (body_open)
+ {
+ close_body_text_html( f );
+ body_open = 0;
+ }
+
+ if (seen_first_header)
+ write_header_html( f, header_name, HEADER_SIZE_2 );
+ else
+ {
+ seen_first_header = 1;
+ write_header_html( f, header_name, HEADER_SIZE_1 );
+ }
+
+ g_free(header_name);
+
+ /* jump ahead another line */
+ if (!(*r == '*' && *(r+1) == ' ') && !next_is_blank)
+ nskip++;
+
+ last_output_was_header = 1;
+ }
+ /* well, has to be body text then */
+ else
+ {
+ if (!body_open)
+ {
+ open_body_text_html( f );
+ body_open = 1;
+ }
+
+ if (!(*p == '\n' && last_output_was_header))
+ {
+ skippnt=write_body_text_html( f, p, q, node->filename );
+ last_output_was_header = 0;
+ }
+ }
+ }
+
+ /* end of cases, move to next line in contents */
+ prev_was_blank = (*p == '\n');
+ if (skippnt)
+ {
+ p = skippnt;
+ q = memchr(p, '\n', contents_end - p);
+ r = q+1;
+ skippnt = NULL;
+ }
+ else
+ for (i=0; i< nskip; i++)
+ {
+ p = r;
+ q = memchr(p, '\n', contents_end - p);
+ r = q+1;
+ }
+ }
+
+ /* thats all folks */
+ if (menu_open)
+ close_menu_html( f );
+ else if (body_open)
+ close_body_text_html( f );
+
+ fprintf(f,"</BODY>\n</HTML>\n");
+
+ /* clean up */
+#if 0
+ g_free(destdir);
+ g_free(destfile);
+#endif
+}
+
+
+void write_header_html( FILE *f, char *p, char *hdr )
+{
+ fprintf(f,"<%s> %s </%s>\n",hdr,p,hdr);
+}
+
+
+void open_body_text_html( FILE *f )
+{
+ fprintf(f, "<PRE>\n");
+}
+
+void close_body_text_html( FILE *f )
+{
+ fprintf(f, "</PRE>\n");
+}
+
+/* we have to handle '*note' and '*Note' links in body text */
+/* p is ptr to start of current line */
+/* q is ptr to '\n' at end of current line */
+char *write_body_text_html( FILE *f, char *p, char *q, char *nodefile )
+{
+ int curlen;
+ int ref_exists;
+ char *tmp;
+ char *ptr;
+ char *match1;
+ char *note_ptr;
+ char *converted_nodename;
+ char *escaped_refname;
+ char *escaped_refnode;
+ char *refname, *reffile, *refnode, *end;
+ char *href;
+
+ curlen = q - p;
+ tmp = (char *) g_malloc( curlen + 1 );
+ memcpy( tmp, p, curlen );
+ *(tmp+curlen) = '\000';
+
+ /* see if there is a reference in current line */
+ /* and make sure this isnt a '*Note*' instead ! */
+ ref_exists = 0;
+ if ((note_ptr=strstr(tmp, "*Note")) || (note_ptr=strstr(tmp, "*note")))
+ if (*(note_ptr+6) != '*')
+ ref_exists = 1;
+
+ if (ref_exists)
+ {
+ /* find the start of the link */
+ note_ptr = (note_ptr - tmp) + p;
+ match1 = note_ptr + 4;
+
+ /* not needed any more */
+ g_free(tmp);
+
+ for (; 1; )
+ if (*(match1+1) == ' ' || *(match1+1) == '\n')
+ match1++;
+ else
+ break;
+
+ /* find end of the link */
+ if (parse_note_ref( match1, &refname, &reffile, &refnode, &end, 1))
+ {
+ html_error( "Corrupt *Note link found!", p, q );
+ return NULL;
+ }
+
+ /* now we assume that parse_note_ref left control chars in ref* */
+ /* if both null, we had a '::' and have to set both */
+ if (reffile == NULL && refnode == NULL)
+ {
+ reffile = g_strdup(nodefile);
+ refnode = g_strdup(refname);
+ }
+ /* otherwise we had (file)., and we set node to 'Top' */
+ else if (refnode == NULL)
+ refnode = g_strdup("Top");
+ /* otherwise we had :nodename., and we set node to 'Top' */
+ else if (reffile == NULL)
+ reffile = g_strdup(nodefile);
+
+ /* write out stuff up to Note */
+ fwrite(p, 1, note_ptr - p, f);
+ fprintf(f, "<STRONG>");
+ fwrite(note_ptr, 1, match1 - note_ptr, f);
+ fprintf(f, " </STRONG>");
+
+ /* we need a nice nodename -> filename translation */
+ /* so we convert newlines to spaces */
+ converted_nodename = g_strdup( refnode );
+ convert_newlines_to_spaces( converted_nodename );
+
+ /* we don't want two spaces in a row */
+ strip_dupspaces( converted_nodename );
+ map_spaces_to_underscores( converted_nodename );
+
+ /* escape HTML chars */
+ escaped_refname = escape_html_chars( refname );
+ escaped_refnode = escape_html_chars( refnode );
+
+ /* now output the link to html doc */
+#if 0
+ fprintf(f,"<A HREF=\"../%s/%s.html\">", reffile, converted_nodename);
+#endif
+ href = form_info_tag_href(reffile, converted_nodename);
+ fprintf(f,"<A %s>", href);
+ for (ptr=escaped_refname; *ptr; ptr++)
+ if (*ptr == '\n')
+ {
+ fprintf(f,"</A>\n");
+ fprintf(f,"<A %s>", href);
+ }
+ else
+ fprintf(f,"%c", *ptr);
+
+ if (strcmp(refname, refnode))
+ {
+ fprintf(f,": ");
+ for (ptr=escaped_refnode; *ptr; ptr++)
+ if (*ptr == '\n')
+ {
+ fprintf(f,"</A>\n");
+ fprintf(f,"<A %s>", href);
+ }
+ else
+ fprintf(f,"%c", *ptr);
+
+ fprintf(f,"</A>");
+ if (end > q && !(strchr(refnode, '\n')))
+ fprintf(f,"\n");
+ }
+ else
+ fprintf(f,"</A>");
+
+ if (href)
+ g_free(href);
+ if (escaped_refnode)
+ g_free(escaped_refnode);
+ if (escaped_refname)
+ g_free(escaped_refname);
+ if (converted_nodename)
+ g_free(converted_nodename);
+
+ g_free(refname);
+ g_free(reffile);
+ g_free(refnode);
+
+ /* write out stuff at end */
+ if (end < q)
+ {
+ fwrite(end+1, 1, q - end, f);
+ return NULL;
+ }
+ else
+ return end+1;
+ }
+ else
+ {
+ fwrite(p, 1, q-p+1, f);
+ /* not needed any more */
+ g_free(tmp);
+ return NULL;
+ }
+}
+
+void open_menu_html( FILE *f, char *p )
+{
+ if (*p != '\000')
+ fprintf(f, "<H2>%s</H2>\n",p);
+ /* fprintf(f, "<UL>\n"); */
+ fprintf(f, "<dl>\n");
+}
+
+void close_menu_html( FILE *f )
+{
+ /* fprintf(f, "</UL>\n"); */
+ fprintf(f, "</dl>\n");
+}
+
+/* writes menu entry contained in string p */
+/* nodename and nodefile apply to the node which menu entry is in */
+void write_menu_entry_html( FILE *f, char *p, char *nodefile, char **menu_end )
+{
+ char *refname;
+ char *reffile;
+ char *refnode;
+ char *end;
+ char *realend;
+ char *converted_nodename;
+ char *escaped_refnode;
+ char *escaped_refname;
+ char *href;
+
+ int i, done;
+
+ /* skip over the '* ' at the start of the line */
+ if (parse_menu_line( p+2, &refname, &reffile, &refnode, &end, 0 ))
+ {
+ html_error("Error parsing menu", p, memchr(p, '\n', 80));
+ return;
+ }
+
+ /* if both null, we had a '::' and have to set both */
+ if (reffile == NULL && refnode == NULL)
+ {
+ reffile = g_strdup(nodefile);
+ refnode = g_strdup(refname);
+ }
+ /* otherwise we had (file)., and we set node to 'Top' */
+ else if (refnode == NULL)
+ refnode = g_strdup("Top");
+ else if (reffile == NULL)
+ reffile = g_strdup(nodefile);
+
+ /* now find the end of the right hand text for this menu line */
+ /* it can continue for several lines */
+ done = 0;
+ for (realend = end+1; !done; realend++)
+ {
+ if (*realend == '\n')
+ {
+ if (*(realend+1) == '\n')
+ {
+ done = 1;
+ continue;
+ }
+
+ for (i=1; i<4; i++)
+ if (!isblank(*(realend+i)) && *(realend+i) != '\n')
+ {
+ done = 1;
+ break;
+ }
+ }
+ }
+ *menu_end = realend;
+
+
+ converted_nodename = g_strdup( refnode );
+ map_spaces_to_underscores( converted_nodename );
+
+ escaped_refnode = escape_html_chars( refnode );
+ escaped_refname = escape_html_chars( refname );
+
+#if 0
+ fprintf(f,"<dt><A HREF=\"../%s/%s.html\">%s</A>\n",
+ reffile, converted_nodename, escaped_refname);
+#endif
+ href = form_info_tag_href( reffile, converted_nodename );
+ fprintf(f,"<dt><A %s>%s</A>\n", href, escaped_refname );
+ fprintf(f,"<dd>");
+ if (*end == '.' && *(end+1) == '\n')
+ fprintf(f,"%s.\n",escaped_refnode);
+ else
+ fwrite(end+1, 1, *menu_end - end - 1, f);
+
+ if (href)
+ g_free(href);
+ if (escaped_refname)
+ g_free(escaped_refname);
+ if (escaped_refnode)
+ g_free(escaped_refnode);
+ if (converted_nodename)
+ g_free(converted_nodename);
+ g_free(refname);
+ g_free(reffile);
+ g_free(refnode);
+}
+
+void write_html_horiz_rule( FILE *f )
+{
+ fprintf(f, "<HR>\n");
+}
+
diff --git a/src/info2html/html.h b/src/info2html/html.h
new file mode 100644
index 00000000..8a0f5694
--- /dev/null
+++ b/src/info2html/html.h
@@ -0,0 +1,22 @@
+#ifndef HTML_H
+#define HTML_H
+
+#define HTML_ROOT "./htmltest"
+
+#define HEADER_SIZE_1 "H1"
+#define HEADER_SIZE_2 "H2"
+
+void dump_html_for_node( NODE *node );
+
+void open_body_text_html( FILE *f );
+void close_body_text_html( FILE *f );
+char *write_body_text_html( FILE *f, char *p, char *q, char *nodefile );
+
+void open_menu_html( FILE *f, char *p );
+void close_menu_html( FILE *f );
+void write_menu_entry_html( FILE *f, char *p, char *nodefile,char **menu_end );
+
+void write_header_html( FILE *f, char *p, char *hdr );
+
+void write_html_horiz_rule( FILE *f );
+#endif
diff --git a/src/info2html/main.c b/src/info2html/main.c
new file mode 100644
index 00000000..8b9c9b90
--- /dev/null
+++ b/src/info2html/main.c
@@ -0,0 +1,108 @@
+/* little test main() to see how we're doing */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "data.h"
+#include "html.h"
+#include "parse.h"
+#include "utils.h"
+#include "version.h"
+
+int
+main(argc, argv)
+int argc;
+char **argv;
+{
+ FILE *f;
+ char line[250];
+
+ int result;
+
+ NODE *node;
+
+if (!be_quiet)
+ printf("info2html Version %s\n",INFO2HTML_VERSION);
+
+ if (argc == 1)
+ {
+ f = stdin;
+ strcpy(work_filename, "STDIN");
+ }
+ else
+ {
+ if ((f=fopen(argv[1], "r"))==NULL) {
+ fprintf(stderr, "File %s not found.\n",argv[1]);
+ exit(1);
+ }
+ strcpy(work_filename, argv[1]);
+ }
+
+ work_line_number = 0;
+
+
+ /* scan for start of real data */
+ for (;1;) {
+ fgets(line,250,f);
+ if (feof(f))
+ {
+ fprintf(stderr,"Info file had no contents\n");
+ exit(1);
+ }
+
+ work_line_number++;
+ if (*line == INFO_COOKIE)
+ break;
+
+ }
+
+ /* big loop to identify sections of info files */
+ /* NEW PLAN - format on the fly */
+ /* No need to store all nodes, etc since we let web server */
+ /* handle resolving tags! */
+ for (;1;) {
+ fgets(line,250,f);
+ if (feof(f))
+ break;
+
+ work_line_number++;
+
+ /* found a node definition line */
+ if (!strncmp(line, "File:", 5))
+ {
+ node = alloc_node();
+ result=read_node( f, line, node );
+ if ( result == READ_ERR )
+ {
+ fprintf(stderr, "Error reading the node contents\n");
+ fprintf(stderr, "line was |%s|\n",line);
+ continue;
+ }
+
+ strcpy(work_node,node->nodename);
+
+#ifdef DEBUG
+ printf("NEW NODE\n");
+ printf("\tFile:|%s|\n\tNode:|%s|\n\tNext:|%s|\n",
+ node->filename, node->nodename,node->next);
+ printf("\tPrev:|%s|\n\tUp:|%s|\n\n", node->prev, node->up);
+ printf("------------------------------------------------------\n");
+#endif
+ /* now lets make some html */
+ /* first make sure the subdir for this info file exists */
+ dump_html_for_node( node );
+ /* free_node(node); */
+ if (node)
+ {
+ if ( node->contents )
+ free(node->contents);
+
+ free(node);
+ }
+ }
+ else
+ continue;
+ }
+ return 0;
+}
diff --git a/src/info2html/parse.c b/src/info2html/parse.c
new file mode 100644
index 00000000..fe960e76
--- /dev/null
+++ b/src/info2html/parse.c
@@ -0,0 +1,513 @@
+/* simple info file parser. */
+/* currently only finds nodes and contructs a tree */
+/* partially motivated by source code of the 'info' program */
+
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+
+#include "parse.h"
+#include "data.h"
+#include "utils.h"
+
+/* main routine to read in a node once we found its start in file f */
+/* assumes NODE has already been allocated */
+int read_node (FILE *f, char *line, NODE *node)
+{
+ /* we found a node line */
+ if (!parse_node_line( node, line ))
+ return (READ_ERR);
+
+ /* read in the contents, they go until a '\014', or a EOF */
+ return (read_node_contents( f, node ));
+}
+
+/* take a node definition and parse components */
+/* assumes that NODE has already been allocated */
+/* returns pointer to node if ok, or NULL on failure */
+NODE *parse_node_line( NODE *node, char * line )
+{
+ char *result;
+ char *temp;
+
+ /* fill in rest soon */
+ node->filename = NULL;
+ node->nodename = NULL;
+ node->contents = NULL;
+ node->next = NULL;
+ node->prev = NULL;
+ node->up = NULL;
+
+ temp = line;
+
+ if (!(result=parse_node_label( &temp, "File:", 0)))
+ return NULL;
+ node->filename = result;
+
+ if (!(result=parse_node_label( &temp, "Node:", 1)))
+ return NULL;
+ node->nodename = result;
+
+ /* not clear any of the rest are actually necessary */
+ /* keep eye out for hitting end of line */
+ if ((result=parse_node_label( &temp, "Next:", 1)))
+ node->next = result;
+
+ if ((result=parse_node_label( &temp, "Prev:", 1)))
+ node->prev = result;
+
+ if ((result=parse_node_label( &temp, "Up:", 1)))
+ node->up = result;
+
+ /* cleanup node filename */
+ fixup_info_filename( node->filename );
+
+ return node;
+}
+
+/* grab node name from the label 'label' */
+/* NULL means it doesn't exist */
+/* strdup's a string and returns it, which can be freed */
+char *parse_node_label( char **line, char *label, int allow_eof )
+{
+ char *start, *end;
+ char *temp;
+
+ temp = strdup( *line );
+
+ start = strstr( temp, label );
+ if (start == NULL)
+ return NULL;
+
+ start += strlen(label);
+ if (allow_eof)
+ {
+ end = strstr( start, "," );
+ if (end == NULL)
+ end = strstr( start, "\n" );
+ }
+ else
+ end = strstr( start, "," );
+
+ if (end == NULL)
+ return NULL;
+
+ *end = '\000';
+ strip_spaces( start );
+ return start;
+}
+
+
+/* from current position in file f, read till we hit EOF or */
+/* a end of node marker. Allocate space and set ptr to point at it */
+/* contents of node->contents is a mirror image of what was in */
+/* the node (menus and all */
+/* assumes that NODE is already allocated */
+#define SEARCH_BUF_SIZE 1024
+#define CONTENTS_BUF_INCR 1024
+
+int read_node_contents( FILE *f, NODE *node )
+{
+ int nread;
+ int found;
+ char *searchbuf;
+ char *ptr;
+
+ char *tmpcontents;
+ int tmpcontlen;
+ int linelen;
+
+ char *status;
+
+ searchbuf = (char *) malloc( SEARCH_BUF_SIZE );
+ tmpcontents = (char *) malloc( CONTENTS_BUF_INCR );
+ tmpcontlen = CONTENTS_BUF_INCR;
+ nread = 0;
+
+ /* we read until we hit a '\014' or the end of file */
+ /* since its coming form a pipe we read up to EOL */
+ /* and save contents as we go along */
+ for ( found=0 ; !found ; )
+ {
+ status=fgets( searchbuf, SEARCH_BUF_SIZE, f);
+ linelen = strlen( searchbuf );
+ for (found=0, ptr = searchbuf; *ptr && !found; ptr++)
+ if (*ptr == INFO_FF || *ptr == INFO_COOKIE)
+ found=1;
+
+ /* if we didn't find the magic character, but hit eof, same deal */
+ if (!found && feof(f))
+ {
+ found = 1;
+ continue;
+ }
+
+ if ((nread+linelen+2) > tmpcontlen)
+ {
+ tmpcontlen += CONTENTS_BUF_INCR;
+ tmpcontents = realloc( tmpcontents, tmpcontlen );
+ }
+
+ memcpy(tmpcontents+nread, searchbuf, linelen);
+ nread += linelen;
+ if (!feof(f))
+ *(tmpcontents+nread) = '\14';
+ }
+
+/*tmpcontents=realloc(tmpcontents, nread); */
+ node->contlen = nread;
+ node->contents = tmpcontents;
+ if (searchbuf)
+ free(searchbuf);
+ else
+ fprintf(stderr, "For some reason searchbuf is NULL\n");
+
+ return READ_OK;
+}
+
+/* given pointer to a string, tells us if its the line following */
+/* a info header line */
+/* ex. */
+/* This is a header */
+/* ================ */
+/* r points at the row of '='*/
+int is_a_hdr_line ( char *r )
+{
+ return (!strncmp(r, "***", 3) ||
+ !strncmp(r, "===", 3) ||
+ !strncmp(r, "---", 3) ||
+ !strncmp(r, "...", 3));
+}
+
+
+/* returns 0 if good line found, non-0 otherwise */
+int parse_menu_line( char *line, char **refname, char **reffile,
+ char **refnode, char **end_of_link,
+ int span_lines)
+{
+ char *match;
+ char *match2;
+ char *start;
+ char *end_of_line;
+ char *end_refnode;
+
+
+ start = line;
+ end_of_line = strchr( line, '\n' );
+ *end_of_link = NULL;
+
+ /* ok, we found a menu line, have to convert to a reference */
+ /* four types we worry about */
+ /* only care about stuff up to '.' OR second ':' */
+ /* 1) 'Link:: This is a link' */
+ /* 2) 'Link: (file). This is another link' */
+ /* 3) 'Link: (file)node. This is yet another' */
+ /* 4) 'Link: node.' */
+
+ /* found a variation on #4 in amdref.info-2 ! */
+ /* 5) 'Link: node: */
+
+ /* find the refname */
+ if (!(match=copy_to_anychar( start, ":", refname )))
+ return -1;
+ strip_spaces( *refname );
+ strip_dupspaces( *refname );
+ match++;
+
+ /* simple case is case #1 above */
+ if (*match == ':')
+ {
+ *reffile = NULL;
+ *refnode = NULL;
+ *end_of_link = match;
+ return 0;
+ }
+ else
+ {
+ /* look for parentheses */
+ match2 = strchr( match, '(' );
+
+ /* this means it must be form 4 */
+ /* but dont look too far away */
+ /* this is a real hack - should do something more intelligent that 10 chars */
+ if (!match2 || (match2 - match) > 10)
+ {
+ /* look for a ':' or '.' ending node */
+#if 0
+ if (!(end_refnode=copy_to_anychar( match, ".", refnode )))
+ if (!(end_refnode=copy_to_anychar( match, ":", refnode )))
+ return -1;
+ /* but it cant be past end of the menu line */
+ if (end_refnode > end_of_line && !span_lines)
+ return -1;
+#endif
+ /* span_lines is ignored now we have parse_note_ref() */
+ if (!(end_refnode=copy_to_anychar( match, "\n,.", refnode )))
+ return -1;
+ *end_of_link = end_refnode;
+ strip_spaces( *refnode );
+ strip_dupspaces( *refnode );
+ if ( *refnode == '\000')
+ {
+ free(refnode);
+ refnode = NULL;
+ }
+ *reffile = NULL;
+ return 0;
+ }
+ else
+ {
+ match2++;
+ if (!(match=copy_to_anychar (match2, ")", reffile)))
+ return -1;
+ strip_spaces( *reffile );
+ fixup_info_filename( *reffile );
+ match++;
+ /* unsure about having '\n' here */
+ if (!(match=copy_to_anychar (match, "\n.,", refnode)))
+ return -1;
+ *end_of_link = match;
+ strip_spaces( *refnode );
+ strip_dupspaces( *refnode );
+ strip_dupspaces( *refname );
+ if (!(**refnode))
+ *refnode = NULL;
+
+ return 0;
+ }
+ }
+}
+
+/* used for *note and *Note refs */
+/* returns 0 if good line found, non-0 otherwise */
+int parse_note_ref( char *line, char **refname, char **reffile,
+ char **refnode, char **end_of_link,
+ int span_lines)
+{
+ char *match;
+ char *match2;
+ char *start;
+ char *end_of_line;
+ char *end_refnode;
+
+
+ start = line;
+ end_of_line = strchr( line, '\n' );
+ *end_of_link = NULL;
+
+ /* ok, we found a menu line, have to convert to a reference */
+ /* four types we worry about */
+ /* only care about stuff up to '.' OR second ':' */
+ /* 1) 'Link:: This is a link' */
+ /* 2) 'Link: (file). This is another link' */
+ /* 3) 'Link: (file)node. This is yet another' */
+ /* 4) 'Link: node.' */
+
+ /* found a variation on #4 in amdref.info-2 ! */
+ /* 5) 'Link: node: */
+
+ /* find the refname */
+ if (!(match=copy_to_anychar( start, ":", refname )))
+ return -1;
+ strip_spaces( *refname );
+ strip_dupspaces( *refname );
+ match++;
+
+ /* simple case is case #1 above */
+ if (*match == ':')
+ {
+ *reffile = NULL;
+ *refnode = NULL;
+ *end_of_link = match;
+ return 0;
+ }
+ else
+ {
+ /* look for parentheses */
+ match2 = strchr( match, '(' );
+
+ /* this means it must be form 4 */
+ /* but dont look too far away */
+ /* this is a real hack - should do something more intelligent that 10 chars */
+ if (!match2 || (match2 - match) > 10)
+ {
+ /* look for a ',', ':' or '.' ending node */
+#if 0
+ if (!(end_refnode=copy_to_anychar( match, ",", refnode )))
+ if (!(end_refnode=copy_to_anychar( match, ".", refnode )))
+ if (!(end_refnode=copy_to_anychar( match, ":", refnode )))
+#endif
+ if (!(end_refnode=copy_to_anychar( match, ",.:", refnode )))
+ return -1;
+
+ /* but it cant be past end of the menu line */
+ if (end_refnode > end_of_line && !span_lines)
+ return -1;
+
+ *end_of_link = end_refnode;
+ strip_spaces( *refnode );
+ strip_dupspaces( *refnode );
+ *reffile = NULL;
+ return 0;
+ }
+ else
+ {
+ match2++;
+ if (!(match=copy_to_anychar (match2, ")", reffile)))
+ return -1;
+ strip_spaces( *reffile );
+ fixup_info_filename( *reffile );
+ match++;
+ if (!(match=copy_to_anychar (match, ".,", refnode)))
+ return -1;
+ *end_of_link = match;
+ strip_spaces( *refnode );
+ strip_dupspaces( *refnode );
+ strip_dupspaces( *refname );
+ if (!(**refnode))
+ *refnode = NULL;
+
+ return 0;
+ }
+ }
+}
+
+
+/* old version 1.0 stuff */
+#if 0
+
+
+
+void scan_for_menu( NODE *node )
+{
+ char *ptr;
+ char *match;
+ char *line;
+ char *buf;
+ char *refname, *reffile, *refnode;
+ char *junk;
+
+ MENU_ENTRY *head;
+
+ int size;
+ int found;
+
+ NODE *newnode;
+ REFERENCE *newref;
+ MENU_ENTRY *newentry;
+ char menu_hdr[8192];
+ char *menu_hdr_ptr;
+
+ /* search for start of a menu */
+ size = node->contlen;
+ found = 0;
+ for (ptr = node->contents ; ptr < (node->contents+node->contlen) && !found;)
+ {
+ line = get_line_from_contents( ptr, size );
+ match = strstr(line, MENU_START);
+ if (match)
+ {
+ node->menu_start=ptr;
+ found = 1;
+ }
+ size = size - strlen(line) - 1;
+ ptr += strlen(line) + 1;
+ free(line);
+ }
+
+ if (!found)
+ return;
+
+ /* we found a menu start, lets read menu in now */
+ /* keep looking for entries till we hit a end-of-node condition */
+ head = NULL;
+ menu_hdr_ptr = menu_hdr;
+ for ( ; ptr < (node->contents+node->contlen); )
+ {
+ buf = get_line_from_contents( ptr, size );
+ line = buf;
+ size = size - strlen(line) - 1;
+ ptr += strlen(line) + 1;
+
+ if (*line == '\000')
+ {
+ free(buf);
+ continue;
+ }
+
+ if (*line == INFO_FF || *line == INFO_COOKIE)
+ {
+ free(buf);
+ break;
+ }
+
+ /* see if its a new menu entry or not */
+ if (*line != '*')
+ {
+#if 0
+ free(buf);
+ break;
+#endif
+ if ( (*line != '=') && (*line != '#') )
+ {
+ memcpy(menu_hdr_ptr, line, strlen(line));
+ menu_hdr_ptr += strlen(line);
+ *menu_hdr_ptr = '\n';
+ menu_hdr_ptr++;
+ *menu_hdr_ptr = '\0';
+ }
+ free(buf);
+ continue;
+ }
+ else
+ {
+ line += 2;
+
+ if (parse_menu_line( line, &refname, &reffile, &refnode, &junk, 0 ))
+ {
+ free(buf);
+ continue;
+ }
+
+ /* found the end of nodename, so make a new reference */
+ newref = (REFERENCE *) malloc( sizeof(REFERENCE) );
+ newref->refname = refname;
+
+ newentry = (MENU_ENTRY *) malloc( sizeof(MENU_ENTRY) );
+ newentry->ref = newref;
+ if (menu_hdr_ptr != menu_hdr)
+ {
+ newentry->header = strdup(menu_hdr);
+ menu_hdr_ptr = menu_hdr;
+ }
+ else
+ newentry->header = NULL;
+ newentry->next = NULL;
+
+ newnode = (NODE *) malloc( sizeof(NODE) );
+ newref->node = newnode;
+ newnode->next = newnode->prev = newnode->up = NULL;
+ if (refnode)
+ newnode->nodename = refnode;
+ else
+ newnode->nodename = strdup(refname);
+
+ if (reffile)
+ newnode->filename = reffile;
+ else
+ newnode->filename = strdup(node->filename);
+
+
+ if (head == NULL)
+ node->menu = newentry;
+ else
+ head->next = newentry;
+ head = newentry;
+ }
+ free(buf);
+ }
+}
+
+
+
+#endif
diff --git a/src/info2html/parse.h b/src/info2html/parse.h
new file mode 100644
index 00000000..10119f00
--- /dev/null
+++ b/src/info2html/parse.h
@@ -0,0 +1,25 @@
+#ifndef PARSE_H
+#define PARSE_H
+
+#include "data.h"
+
+#define READ_OK 1
+#define READ_EOF 2
+#define READ_ERR 0
+
+NODE *parse_node_line( NODE *node, char * line );
+char *parse_node_label( char **line, char *label, int allow_eof );
+int parse_menu_line( char *line, char **refname, char **reffile,
+ char **refnode, char **end_of_link,
+ int span_lines);
+
+int parse_note_ref( char *line, char **refname, char **reffile,
+ char **refnode, char **end_of_link,
+ int span_lines);
+
+int read_node_contents( FILE *f, NODE *node );
+int read_node (FILE *f, char *line, NODE *node);
+
+int is_a_hdr_line (char *r);
+
+#endif /* PARSE_H */
diff --git a/src/info2html/utils.c b/src/info2html/utils.c
new file mode 100644
index 00000000..db0fd0b5
--- /dev/null
+++ b/src/info2html/utils.c
@@ -0,0 +1,273 @@
+/* various utility functions */
+
+#include <stdio.h>
+#include <string.h>
+#include <regex.h>
+
+#include <glib.h>
+
+#include "data.h"
+#include "utils.h"
+
+void strip_spaces( char *str )
+{
+ int len;
+
+ len = strlen( str );
+ if (len < 1)
+ return;
+
+ while (*str == ' ')
+ {
+ len = strlen( str );
+ memmove(str, str+1, len);
+ }
+
+ len = strlen( str );
+ while (*(str+len) == '\n')
+ {
+ *(str+len) = '\000';
+ len = strlen( str );
+ }
+
+#if 0
+ q = str + strlen( str );
+ for (p=str; *p == ' ' || *p == '\t'; p++);
+ for (r=q-1; *r == ' ' || *r == '\t'; r--);
+ len = r - p + 1;
+ memmove( str, p, len );
+ *(str+len)='\000';
+#endif
+}
+
+void strip_newlines( char *str )
+{
+ char *p;
+ int len;
+
+ len = strlen( str );
+ if (len < 2)
+ return;
+
+ for (p=str; len > 0; len--)
+ if ( *p == '\n' )
+ {
+ if (len > 1)
+ memmove(p , p+1, len );
+ else
+ *p = '\000';
+ }
+ else
+ p++;
+}
+
+void strip_dupspaces( char *str )
+{
+ char *p;
+ int len;
+
+ len = strlen( str ) - 1;
+ if (len < 2)
+ return;
+
+ for (p=str+1; len > 0; len--)
+ if ( *p == ' ' && *(p-1) == ' ')
+ {
+ if (len > 1)
+ memmove(p , p+1, len );
+ else
+ *p = '\000';
+ }
+ else
+ p++;
+}
+
+void convert_newlines_to_spaces( char *str )
+{
+ char *p;
+ int len;
+
+ /* trim head and trailing newlines */
+ while (*str == '\n')
+ {
+ len = strlen( str );
+ memmove(str, str+1, len);
+ }
+
+ len = strlen( str );
+ while (*(str+len) == '\n')
+ {
+ *(str+len) = '\000';
+ len = strlen( str );
+ }
+
+ len = strlen( str );
+ for (p=str; len > 0; len--, p++)
+ if ( *p == '\n' )
+ *p = ' ';
+}
+
+char * escape_html_chars( char *str )
+{
+ char *p;
+ char *q;
+ char tmp[2];
+ int len;
+
+ if (!str)
+ return NULL;
+
+ len = strlen( str );
+#if 0
+ if (len <2)
+ fprintf(stderr,"escaped less < 2 chars= |%s|\n",str);
+
+#endif
+
+ q = (char *) g_malloc( len * 5 + 4);
+ *q = '\000';
+ *(tmp+1) = '\000';
+ for (p=str; *p; p++)
+ if ( *p == '>' )
+ strcat(q, "&gt;");
+ else if ( *p == '<' )
+ strcat(q, "&lt;");
+ else if ( *p == '&' )
+ strcat(q, "&amp;");
+ else
+ {
+ *tmp = *p;
+ strcat(q, tmp);
+ }
+ return q;
+}
+
+
+char *get_line_from_contents( char *ptr, int size )
+{
+ char *eoln;
+ char *line;
+ int linelen;
+
+ eoln = memchr(ptr, '\n', size);
+ if (eoln == NULL)
+ return NULL;
+
+ linelen = (eoln-ptr);
+ line = (char *) g_malloc( linelen+1 );
+ memcpy(line, ptr, linelen);
+ *(line+linelen) = '\000';
+ return line;
+}
+
+/* copies from string str up to any character in chr */
+/* if chr doesn't exist, return NULL */
+/* otherwise return location of match */
+/* allocates a new string if anything copied */
+char *copy_to_anychar( char *str, char *chr, char **copy )
+{
+ int len;
+ char *match;
+
+ match = strpbrk(str, chr);
+ if (!match)
+ return NULL;
+
+ len = match - str;
+ *copy = (char *) g_malloc( len+1 );
+ *(*copy+len) = '\000';
+ memcpy(*copy, str, len );
+ return match;
+}
+
+/* allocates a new node */
+NODE *alloc_node()
+{
+ NODE * tmp;
+
+ tmp = (NODE *) g_malloc( sizeof(NODE) );
+
+ if (tmp)
+ {
+ tmp->nodename=NULL;
+ tmp->filename=NULL;
+ tmp->contents=NULL;
+ tmp->contlen=0;
+ tmp->next=NULL;
+ tmp->prev=NULL;
+ tmp->up=NULL;
+ tmp->filename=NULL;
+ tmp->menu=NULL;
+ tmp->menu_start=NULL;
+ }
+ return tmp;
+}
+
+/* deallocates a new node */
+void free_node(NODE *tmp)
+{
+ if (tmp)
+ {
+ if (tmp->nodename)
+ g_free(tmp->nodename);
+ if (tmp->filename)
+ g_free(tmp->filename);
+ if (tmp->contents)
+ g_free(tmp->contents);
+ }
+ g_free(tmp);
+}
+
+#if 0
+void map_spaces_to_underscores( char *str )
+{
+ char *p;
+
+ for (p=str; *p; p++)
+ if (*p == ' ')
+ *p = '_';
+}
+#endif
+
+void map_spaces_to_underscores( char *str )
+{
+ char *p;
+
+ for (p=str; *p; p++)
+ switch (*p)
+ {
+ case ' ':
+ case '\n':
+ case '\t':
+ case '`':
+ case '\'':
+ case '/':
+ case '\\':
+ case '"':
+ case '.':
+ case '!':
+ *p = '_';
+ break;
+ }
+}
+
+
+
+/* reduce infofile filename to basename alone */
+void fixup_info_filename( char *file )
+{
+ char *ptr1;
+ char tail[] = ".info";
+
+ if (strlen(file) < 6)
+ return;
+
+ ptr1 = strrchr( file, '.' );
+ if (!ptr1)
+ return;
+
+ if (!strncmp(ptr1, tail, strlen(tail)))
+ *ptr1 = '\000';
+
+}
+
diff --git a/src/info2html/utils.h b/src/info2html/utils.h
new file mode 100644
index 00000000..25a964c8
--- /dev/null
+++ b/src/info2html/utils.h
@@ -0,0 +1,17 @@
+#ifndef UTILS_H
+#define UTILS_H
+
+#include "data.h"
+
+void strip_spaces( char *str );
+void strip_newlines( char *str );
+void strip_dupspaces( char *str );
+void convert_newlines_to_spaces( char *str );
+char *get_line_from_contents( char *ptr, int size );
+char *copy_to_anychar( char *str, char *chr, char **copy );
+NODE *alloc_node( void );
+void free_node( NODE * );
+void map_spaces_to_underscores( char *str );
+void fixup_info_filename( char *file );
+char *escape_html_chars( char *str );
+#endif
diff --git a/src/info2html/version.h b/src/info2html/version.h
new file mode 100644
index 00000000..f1155c36
--- /dev/null
+++ b/src/info2html/version.h
@@ -0,0 +1,6 @@
+#ifndef VERSION_H
+#define VERSION_H
+
+#define INFO2HTML_VERSION "2.1"
+
+#endif