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/*
* manconv_client.c: use manconv in a pipeline
*
* Copyright (C) 2007, 2008, 2010 Colin Watson.
*
* This file is part of man-db.
*
* man-db 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 of the License, or
* (at your option) any later version.
*
* man-db 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 man-db; 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 /* HAVE_CONFIG_H */
#include <string.h>
#include <stdlib.h>
#include <unistd.h>
#include "manconfig.h"
#include "pipeline.h"
#include "decompress.h"
#include "manconv.h"
#include "manconv_client.h"
struct manconv_codes {
char **from;
char *to;
};
static void manconv_stdin (void *data)
{
struct manconv_codes *codes = data;
pipeline *p = decompress_fdopen (dup (STDIN_FILENO));
pipeline_start (p);
manconv (p, codes->from, codes->to);
pipeline_wait (p);
pipeline_free (p);
}
static void free_manconv_codes (void *data)
{
struct manconv_codes *codes = data;
char **try_from;
for (try_from = codes->from; *try_from; ++try_from)
free (*try_from);
free (codes->from);
free (codes->to);
free (codes);
}
void add_manconv (pipeline *p, const char *source, const char *target)
{
struct manconv_codes *codes = xmalloc (sizeof *codes);
char *name;
command *cmd;
if (STREQ (source, "UTF-8") && STREQ (target, "UTF-8"))
return;
/* informational only; no shell quoting concerns */
name = appendstr (NULL, MANCONV, " -f ", NULL);
if (STREQ (source, "UTF-8")) {
codes->from = XNMALLOC (2, char *);
codes->from[0] = xstrdup (source);
codes->from[1] = NULL;
name = appendstr (name, source, NULL);
} else {
codes->from = XNMALLOC (3, char *);
codes->from[0] = xstrdup ("UTF-8");
codes->from[1] = xstrdup (source);
codes->from[2] = NULL;
name = appendstr (name, "UTF-8:", source, NULL);
}
codes->to = appendstr (NULL, target, "//IGNORE", NULL);
/* informational only; no shell quoting concerns */
name = appendstr (name, " -t ", codes->to, NULL);
if (quiet >= 2)
name = appendstr (name, " -q", NULL);
cmd = command_new_function (name, &manconv_stdin, &free_manconv_codes,
codes);
free (name);
pipeline_command (p, cmd);
}
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