gnu/dist/gettext/gettext-tools/src/read-csharp.c

   1 /* Reading C# satellite assemblies.
   2    Copyright (C) 2003-2004 Free Software Foundation, Inc.
   3    Written by Bruno Haible <bruno@clisp.org>, 2003.
   4
   5    This program is free software; you can redistribute it and/or modify
   6    it under the terms of the GNU General Public License as published by
   7    the Free Software Foundation; either version 2, or (at your option)
   8    any later version.
   9
  10    This program is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13    GNU General Public License for more details.
  14
  15    You should have received a copy of the GNU General Public License
  16    along with this program; if not, write to the Free Software Foundation,
  17    Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
  18
  19 #ifdef HAVE_CONFIG_H
  20 # include <config.h>
  21 #endif
  22
  23 /* Specification.  */
  24 #include "read-csharp.h"
  25
  26 #include <stdbool.h>
  27 #include <stdio.h>
  28 #include <stdlib.h>
  29 #include <errno.h>
  30
  31 #include "msgunfmt.h"
  32 #include "relocatable.h"
  33 #include "csharpexec.h"
  34 #include "pipe.h"
  35 #include "wait-process.h"
  36 #include "read-po.h"
  37 #include "xalloc.h"
  38 #include "pathname.h"
  39 #include "error.h"
  40 #include "exit.h"
  41 #include "gettext.h"
  42
  43 #define _(str) gettext (str)
  44
  45
  46 /* A C# satellite assembly can only be manipulated by a C# execution engine.
  47    So we start a C# process to execute the DumpResource program, and read its
  48    output, which is .po format without comments.  */
  49
  50 struct locals
  51 {
  52   /* OUT */
  53   msgdomain_list_ty *mdlp;
  54 };
  55
  56 static bool
  57 execute_and_read_po_output (const char *progname,
  58                             const char *prog_path, char **prog_argv,
  59                             void *private_data)
  60 {
  61   struct locals *l = (struct locals *) private_data;
  62   pid_t child;
  63   int fd[1];
  64   FILE *fp;
  65   int exitstatus;
  66
  67   /* Open a pipe to the C# execution engine.  */
  68   child = create_pipe_in (progname, prog_path, prog_argv, DEV_NULL, false,
  69                           true, true, fd);
  70
  71   fp = fdopen (fd[0], "r");
  72   if (fp == NULL)
  73     error (EXIT_FAILURE, errno, _("fdopen() failed"));
  74
  75   /* Read the message list.  */
  76   l->mdlp = read_po (fp, "(pipe)", "(pipe)");
  77
  78   fclose (fp);
  79
  80   /* Remove zombie process from process list, and retrieve exit status.  */
  81   exitstatus = wait_subprocess (child, progname, false, false, true, true);
  82   if (exitstatus != 0)
  83     error (EXIT_FAILURE, 0, _("%s subprocess failed with exit code %d"),
  84            progname, exitstatus);
  85
  86   return false;
  87 }
  88
  89
  90 msgdomain_list_ty *
  91 msgdomain_read_csharp (const char *resource_name, const char *locale_name,
  92                        const char *directory)
  93 {
  94   char *culture_name;
  95   const char *args[4];
  96   const char *gettextexedir;
  97   const char *gettextlibdir;
  98   char *assembly_path;
  99   const char *libdirs[1];
 100   struct locals locals;
 101
 102   /* Assign a default value to the resource name.  */
 103   if (resource_name == NULL)
 104     resource_name = "Messages";
 105
 106   /* Convert the locale name to a .NET specific culture name.  */
 107   culture_name = xstrdup (locale_name);
 108   {
 109     char *p;
 110     for (p = culture_name; *p != '\0'; p++)
 111       if (*p == '_')
 112         *p = '-';
 113     if (strncmp (culture_name, "sr-CS", 5) == 0)
 114       memcpy (culture_name, "sr-SP", 5);
 115     p = strchr (culture_name, '@');
 116     if (p != NULL)
 117       {
 118         if (strcmp (p, "@latin") == 0)
 119           strcpy (p, "-Latn");
 120         else if (strcmp (p, "@cyrillic") == 0)
 121           strcpy (p, "-Cyrl");
 122       }
 123     if (strcmp (culture_name, "sr-SP") == 0)
 124       {
 125         free (culture_name);
 126         culture_name = xstrdup ("sr-SP-Latn");
 127       }
 128     else if (strcmp (culture_name, "uz-UZ") == 0)
 129       {
 130         free (culture_name);
 131         culture_name = xstrdup ("uz-UZ-Latn");
 132       }
 133   }
 134
 135   /* Prepare arguments.  */
 136   args[0] = directory;
 137   args[1] = resource_name;
 138   args[2] = culture_name;
 139   args[3] = NULL;
 140
 141   /* Make it possible to override the .exe location.  This is
 142      necessary for running the testsuite before "make install".  */
 143   gettextexedir = getenv ("GETTEXTCSHARPEXEDIR");
 144   if (gettextexedir == NULL || gettextexedir[0] == '\0')
 145     gettextexedir = relocate (LIBDIR "/gettext");
 146
 147   /* Make it possible to override the .dll location.  This is
 148      necessary for running the testsuite before "make install".  */
 149   gettextlibdir = getenv ("GETTEXTCSHARPLIBDIR");
 150   if (gettextlibdir == NULL || gettextlibdir[0] == '\0')
 151     gettextlibdir = relocate (LIBDIR);
 152
 153   /* Dump the resource and retrieve the resulting output.  */
 154   assembly_path = concatenated_pathname (gettextexedir, "msgunfmt.net", ".exe");
 155   libdirs[0] = gettextlibdir;
 156   if (execute_csharp_program (assembly_path, libdirs, 1,
 157                               args,
 158                               verbose, false,
 159                               execute_and_read_po_output, &locals))
 160     /* An error message should already have been provided.  */
 161     exit (EXIT_FAILURE);
 162
 163   free (assembly_path);
 164   free (culture_name);
 165
 166   return locals.mdlp;
 167 }