/* Log file output.
Copyright (C) 2003, 2005, 2009, 2015-2016 Free Software Foundation, Inc.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, 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 Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
/* Written by Bruno Haible <bruno@clisp.org>. */
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
/* Handle multi-threaded applications. */
#ifdef _LIBC
# include <bits/libc-lock.h>
#else
# include "lock.h"
#endif
/* Separator between msgctxt and msgid in .mo files. */
#define MSGCTXT_SEPARATOR '\004' /* EOT */
/* Print an ASCII string with quotes and escape sequences where needed. */
static void
print_escaped (FILE *stream, const char *str, const char *str_end)
{
putc ('"', stream);
for (; str != str_end; str++)
if (*str == '\n')
{
fputs ("\\n\"", stream);
if (str + 1 == str_end)
return;
fputs ("\n\"", stream);
}
else
{
if (*str == '"' || *str == '\\')
putc ('\\', stream);
putc (*str, stream);
}
putc ('"', stream);
}
static char *last_logfilename = NULL;
static FILE *last_logfile = NULL;
__libc_lock_define_initialized (static, lock)
static inline void
_nl_log_untranslated_locked (const char *logfilename, const char *domainname,
const char *msgid1, const char *msgid2, int plural)
{
FILE *logfile;
const char *separator;
/* Can we reuse the last opened logfile? */
if (last_logfilename == NULL || strcmp (logfilename, last_logfilename) != 0)
{
/* Close the last used logfile. */
if (last_logfilename != NULL)
{
if (last_logfile != NULL)
{
fclose (last_logfile);
last_logfile = NULL;
}
free (last_logfilename);
last_logfilename = NULL;
}
/* Open the logfile. */
last_logfilename = (char *) malloc (strlen (logfilename) + 1);
if (last_logfilename == NULL)
return;
strcpy (last_logfilename, logfilename);
last_logfile = fopen (logfilename, "a");
if (last_logfile == NULL)
return;
}
logfile = last_logfile;
fprintf (logfile, "domain ");
print_escaped (logfile, domainname, domainname + strlen (domainname));
separator = strchr (msgid1, MSGCTXT_SEPARATOR);
if (separator != NULL)
{
/* The part before the MSGCTXT_SEPARATOR is the msgctxt. */
fprintf (logfile, "\nmsgctxt ");
print_escaped (logfile, msgid1, separator);
msgid1 = separator + 1;
}
fprintf (logfile, "\nmsgid ");
print_escaped (logfile, msgid1, msgid1 + strlen (msgid1));
if (plural)
{
fprintf (logfile, "\nmsgid_plural ");
print_escaped (logfile, msgid2, msgid2 + strlen (msgid2));
fprintf (logfile, "\nmsgstr[0] \"\"\n");
}
else
fprintf (logfile, "\nmsgstr \"\"\n");
putc ('\n', logfile);
}
/* Add to the log file an entry denoting a failed translation. */
void
_nl_log_untranslated (const char *logfilename, const char *domainname,
const char *msgid1, const char *msgid2, int plural)
{
__libc_lock_lock (lock);
_nl_log_untranslated_locked (logfilename, domainname, msgid1, msgid2, plural);
__libc_lock_unlock (lock);
}
Mini Shell