Imported from /home/lorry/working-area/delta_gettext-tarball/gettext-0.19.4.tar.xz.gettext-0.19.4

1 files changed, 157 insertions, 0 deletions

diff --git a/gettext-tools/src/read-tcl.c b/gettext-tools/src/read-tcl.c
new file mode 100644
index 0000000..039dcfb
--- /dev/null
+++ b/gettext-tools/src/read-tcl.c
@@ -0,0 +1,157 @@
+/* Reading tcl/msgcat .msg files.
+   Copyright (C) 2002-2003, 2005-2008, 2011 Free Software Foundation, Inc.
+   Written by Bruno Haible <bruno@clisp.org>, 2002.
+
+   This program 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 3 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 General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
+
+#ifdef HAVE_CONFIG_H
+# include <config.h>
+#endif
+#include <alloca.h>
+
+/* Specification.  */
+#include "read-tcl.h"
+
+#include <errno.h>
+#include <stdio.h>
+#include <stdlib.h>
+
+#include "msgunfmt.h"
+#include "relocatable.h"
+#include "concat-filename.h"
+#include "sh-quote.h"
+#include "spawn-pipe.h"
+#include "wait-process.h"
+#include "read-catalog.h"
+#include "read-po.h"
+#include "xmalloca.h"
+#include "error.h"
+#include "gettext.h"
+
+#define _(str) gettext (str)
+
+
+/* A Tcl .msg file contains Tcl commands.  It is best interpreted by Tcl
+   itself.  But we redirect the msgcat::mcset function so that it passes
+   the msgid/msgstr pair to us, instead of storing it in the hash table.  */
+
+msgdomain_list_ty *
+msgdomain_read_tcl (const char *locale_name, const char *directory)
+{
+  const char *gettextdatadir;
+  char *tclscript;
+  size_t len;
+  char *frobbed_locale_name;
+  char *p;
+  char *file_name;
+  char *argv[4];
+  pid_t child;
+  int fd[1];
+  FILE *fp;
+  msgdomain_list_ty *mdlp;
+  int exitstatus;
+  size_t k;
+
+  /* Make it possible to override the msgunfmt.tcl location.  This is
+     necessary for running the testsuite before "make install".  */
+  gettextdatadir = getenv ("GETTEXTDATADIR");
+  if (gettextdatadir == NULL || gettextdatadir[0] == '\0')
+    gettextdatadir = relocate (GETTEXTDATADIR);
+
+  tclscript = xconcatenated_filename (gettextdatadir, "msgunfmt.tcl", NULL);
+
+  /* Convert the locale name to lowercase and remove any encoding.  */
+  len = strlen (locale_name);
+  frobbed_locale_name = (char *) xmalloca (len + 1);
+  memcpy (frobbed_locale_name, locale_name, len + 1);
+  for (p = frobbed_locale_name; *p != '\0'; p++)
+    if (*p >= 'A' && *p <= 'Z')
+      *p = *p - 'A' + 'a';
+    else if (*p == '.')
+      {
+        *p = '\0';
+        break;
+      }
+
+  file_name = xconcatenated_filename (directory, frobbed_locale_name, ".msg");
+
+  freea (frobbed_locale_name);
+
+  /* Prepare arguments.  */
+  argv[0] = "tclsh";
+  argv[1] = tclscript;
+  argv[2] = file_name;
+  argv[3] = NULL;
+
+  if (verbose)
+    {
+      char *command = shell_quote_argv (argv);
+      printf ("%s\n", command);
+      free (command);
+    }
+
+  /* Open a pipe to the Tcl interpreter.  */
+  child = create_pipe_in ("tclsh", "tclsh", argv, DEV_NULL, false, true, true,
+                          fd);
+
+  fp = fdopen (fd[0], "r");
+  if (fp == NULL)
+    error (EXIT_FAILURE, errno, _("fdopen() failed"));
+
+  /* Read the message list.  */
+  mdlp = read_catalog_stream (fp, "(pipe)", "(pipe)", &input_format_po);
+
+  fclose (fp);
+
+  /* Remove zombie process from process list, and retrieve exit status.  */
+  exitstatus =
+    wait_subprocess (child, "tclsh", false, false, true, true, NULL);
+  if (exitstatus != 0)
+    {
+      if (exitstatus == 2)
+        /* Special exitcode provided by msgunfmt.tcl.  */
+        error (EXIT_FAILURE, ENOENT,
+               _("error while opening \"%s\" for reading"), file_name);
+      else
+        error (EXIT_FAILURE, 0, _("%s subprocess failed with exit code %d"),
+               "tclsh", exitstatus);
+    }
+
+  free (tclscript);
+
+  /* Move the header entry to the beginning.  */
+  for (k = 0; k < mdlp->nitems; k++)
+    {
+      message_list_ty *mlp = mdlp->item[k]->messages;
+      size_t j;
+
+      for (j = 0; j < mlp->nitems; j++)
+        if (is_header (mlp->item[j]))
+          {
+            /* Found the header entry.  */
+            if (j > 0)
+              {
+                message_ty *header = mlp->item[j];
+                size_t i;
+
+                for (i = j; i > 0; i--)
+                  mlp->item[i] = mlp->item[i - 1];
+                mlp->item[0] = header;
+              }
+            break;
+          }
+    }
+
+  return mdlp;
+}