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Software Vault: The Gold Collection
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Software Vault - The Gold Collection (American Databankers) (1993).ISO
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cdr07
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oleo130s.zip
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OLEO130S.TAR
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oleo-1.3
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info.c
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C/C++ Source or Header
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1993-03-30
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4KB
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178 lines
/* Copyright (C) 1993 Free Software Foundation, Inc.
This program 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.
This program 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 software; see the file COPYING. If not, write to
the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
#include "global.h"
#include "info.h"
#include "hash.h"
#include "cmd.h"
struct hash_control * info_buffers;
#ifdef __STDC__
void
init_info (void)
#else
void
init_info ()
#endif
{
info_buffers = hash_new();
}
#ifdef __STDC__
struct info_buffer *
find_info (char * name)
#else
struct info_buffer *
find_info (name)
char * name;
#endif
{
return (struct info_buffer *)hash_find (info_buffers, name);
}
#ifdef __STDC__
struct info_buffer *
find_or_make_info (char * name)
#else
struct info_buffer *
find_or_make_info (name)
char * name;
#endif
{
struct info_buffer * buf =
(struct info_buffer *)hash_find (info_buffers, name);
if (buf)
return buf;
buf = ((struct info_buffer *)
ck_malloc (sizeof (struct info_buffer) + strlen(name) + 1));
buf->name = (char *)buf + sizeof (*buf);
strcpy (buf->name, name);
buf->len = 0;
buf->text = 0;
hash_insert (info_buffers, buf->name, buf);
return buf;
}
#ifdef __STDC__
void
clear_info (struct info_buffer * buf)
#else
void
clear_info (buf)
struct info_buffer * buf;
#endif
{
if (buf->text)
{
int x;
int stop = buf->len;
for (x = 0; x < stop; ++x)
ck_free (buf->text);
ck_free (buf->text);
}
buf->text = 0;
buf->len = 0;
}
#ifdef __STDC__
void
print_info (struct info_buffer * buf, char * format, ...)
#else
void
print_info (buf, format, va_alist)
struct info_buffer * buf;
char * format;
va_dcl
#endif
{
va_list ap;
char txt[1000];
int len; /* Length of the new line */
var_start (ap, format);
vsprintf (txt, format, ap);
va_end (ap);
len = strlen (txt);
++buf->len; /* Number of lines in the buffer */
buf->text = (char **)ck_remalloc (buf->text, buf->len * sizeof (char *));
buf->text[buf->len - 1] = (char *)ck_malloc (len + 1);
bcopy (txt, buf->text[buf->len - 1], len + 1);
}
/* A generic buffer for the use informational commands like show-options */
static struct info_buffer * the_text_buf;
#ifdef __STDC__
void
io_text_start (void)
#else
void
io_text_start ()
#endif
{
the_text_buf = find_or_make_info ("_text");
clear_info (the_text_buf);
}
#ifdef __STDC__
void
io_text_line (char * format, ...)
#else
void
io_text_line (format, va_alist)
char * format;
va_dcl
#endif
{
va_list ap;
char txt[1000];
int len; /* Length of the new line */
var_start (ap, format);
vsprintf (txt, format, ap);
va_end (ap);
len = strlen (txt);
++the_text_buf->len; /* Number of lines in the the_text_buf */
the_text_buf->text =
(char **)ck_remalloc (the_text_buf->text,
the_text_buf->len * sizeof (char *));
the_text_buf->text[the_text_buf->len - 1] = (char *)ck_malloc (len + 1);
bcopy (txt, the_text_buf->text[the_text_buf->len - 1], len + 1);
}
#ifdef __STDC__
void
io_text_finish (void)
#else
void
io_text_finish ()
#endif
{
run_string_as_macro ("{view-info _text}", 1);
}