diff options
Diffstat (limited to 'intl/log.c')
-rw-r--r-- | intl/log.c | 128 |
1 files changed, 128 insertions, 0 deletions
diff --git a/intl/log.c b/intl/log.c new file mode 100644 index 00000000..a3e4b272 --- /dev/null +++ b/intl/log.c @@ -0,0 +1,128 @@ +/* Log file output. + Copyright (C) 2003, 2005, 2009 Free Software Foundation, Inc. + + This program is free software; you can redistribute it and/or modify it + under the terms of the GNU Library 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with this program; if not, write to the Free Software + Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, + USA. */ + +/* 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); +} |