File: log.c

package info (click to toggle)
bash 5.3-1
  • links: PTS
  • area: main
  • in suites: forky, sid
  • size: 43,860 kB
  • sloc: ansic: 134,738; sh: 8,866; yacc: 5,966; makefile: 4,697; perl: 4,105; asm: 48; awk: 23; sed: 16
file content (132 lines) | stat: -rw-r--r-- 3,905 bytes parent folder | download
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
/* 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 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 <https://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;
#ifdef _LIBC
__libc_lock_define_initialized (static, lock)
#endif

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)
{
#ifdef _LIBC
  __libc_lock_lock (lock);
#endif
  _nl_log_untranslated_locked (logfilename, domainname, msgid1, msgid2, plural);
#ifdef _LIBC
  __libc_lock_unlock (lock);
#endif
}