X-Git-Url: https://git.dlugolecki.net.pl/?a=blobdiff_plain;f=gedcom%2Fmultilex.c;h=437f0bdaccc0542879da1d9ee60cb79aee6b21a0;hb=d2035760540dc564416171d40196bfc364b82e54;hp=a6ea0faa20caa258deadb7640659f7008f68e507;hpb=8093e53a57e174b019f07760f5bf815271ceee9b;p=gedcom-parse.git

diff --git a/gedcom/multilex.c b/gedcom/multilex.c
index a6ea0fa..437f0bd 100644
--- a/gedcom/multilex.c
+++ b/gedcom/multilex.c
@@ -1,11 +1,22 @@
-/*  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 2 of the License, or     *
- *  (at your option) any later version.                                   *
+/* The lexer multiplexer for Gedcom.
+   Copyright (C) 2001,2002 The Genes Development Team
+   This file is part of the Gedcom parser library.
+   Contributed by Peter Verthez <Peter.Verthez@advalvas.be>, 2001.
 
- (C) 2001 by The Genes Development Team
- Original author: Peter Verthez (Peter.Verthez@advalvas.be)
-*/
+   The Gedcom parser library 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.
+
+   The Gedcom parser library 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 the Gedcom parser library; if not, write to the
+   Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
 
 /* $Id$ */
 /* $Name$ */
@@ -13,6 +24,7 @@
 #include "gedcom_internal.h"
 #include "multilex.h"
 #include "encoding.h"
+#include "xref.h"
 
 int line_no;
 
@@ -57,62 +69,124 @@ int gedcom_lex()
 int determine_encoding(FILE* f)
 {
   char first[2];
+  int read;
 
-  fread(first, 1, 2, f);
-  if ((first[0] == '0') && (first[1] == ' ')) {
-    gedcom_message("One-byte encoding");
-    fseek(f, 0, 0);
+  read = fread(first, 1, 2, f);
+  if (read != 2) {
+    gedcom_warning(_("Error reading from input file: %s"), strerror(errno));
+    return ONE_BYTE;
+  }
+  else if ((first[0] == '0') && (first[1] == ' ')) {
+    gedcom_debug_print(_("One-byte encoding"));
+    if (fseek(f, 0, 0) != 0)
+      gedcom_warning(_("Error positioning input file: %s"), strerror(errno));
     return ONE_BYTE;
   }
   else if ((first[0] == '\0') && (first[1] == '0'))
   {
-    gedcom_message("Two-byte encoding, high-low");
-    fseek(f, 0, 0);
+    gedcom_debug_print(_("Two-byte encoding, high-low"));
+    if (fseek(f, 0, 0) != 0)
+      gedcom_warning(_("Error positioning input file: %s"), strerror(errno));
     return TWO_BYTE_HILO;
   }
   else if ((first[0] == '\xFE') && (first[1] == '\xFF'))
   {
-    gedcom_message("Two-byte encoding, high-low, with BOM");
+    gedcom_debug_print(_("Two-byte encoding, high-low, with BOM"));
     return TWO_BYTE_HILO;
   }
   else if ((first[0] == '0') && (first[1] == '\0'))
   {
-    gedcom_message("Two-byte encoding, low-high");
-    fseek(f, 0, 0);
+    gedcom_debug_print(_("Two-byte encoding, low-high"));
+    if (fseek(f, 0, 0) != 0)
+      gedcom_warning(_("Error positioning input file: %s"), strerror(errno));
     return TWO_BYTE_LOHI;
   }
   else if ((first[0] == '\xFF') && (first[1] == '\xFE'))
   {
-    gedcom_message("Two-byte encoding, low-high, with BOM");
+    gedcom_debug_print(_("Two-byte encoding, low-high, with BOM"));
     return TWO_BYTE_LOHI;
   }
   else {
-    gedcom_message("Unknown encoding, falling back to one-byte");
-    fseek(f, 0, 0);
+    gedcom_warning(_("Unknown encoding, falling back to one-byte"));
+    if (fseek(f, 0, 0) != 0)
+      gedcom_warning(_("Error positioning input file: %s"), strerror(errno));
     return ONE_BYTE;
   }
 }
 
-int gedcom_parse_file(char* file_name)
+static int init_called = 0;
+
+void gedcom_init()
+{
+  init_called = 1;
+  update_gconv_search_path();
+}
+
+int gedcom_parse_file(const char* file_name)
 {
   ENCODING enc;
   int result = 1;
-  FILE* file = fopen (file_name, "r");
-  line_no = 1;
-  if (!file) {
-    gedcom_error("Could not open file '%s'\n", file_name);
-    return 1;
-  }
+  FILE* file;
+  char *locale, *save_locale, *save_textdom;
 
-  init_encodings();
-  enc = determine_encoding(file);
+  locale = setlocale(LC_ALL, NULL);
+  if (! locale) {
+    gedcom_error(_("Could not retrieve locale information"));
+    return result;
+  }
   
-  if (lexer_init(enc, file)) {
-    result = gedcom_parse();
+  save_locale  = strdup(locale);
+  if (! save_locale) {
+    MEMORY_ERROR;
+    return result;
   }
-  lexer_close();
-  fclose(file);
   
+  save_textdom = textdomain(NULL);
+  if (!save_textdom) {
+    gedcom_error(_("Could not retrieve locale domain: %s"), strerror(errno));
+    return result;
+  }
+  
+  if (! setlocale(LC_ALL, "")
+      || ! bindtextdomain(PACKAGE, LOCALEDIR)
+      || ! bind_textdomain_codeset(PACKAGE, INTERNAL_ENCODING)
+      || ! textdomain(PACKAGE)) {
+    gedcom_error(_("Could not set locale: %s"), strerror(errno));
+    return result;
+  }
+
+  if (!init_called) {
+    gedcom_error(_("Internal error: GEDCOM parser not initialized"));
+  }
+  else {
+    line_no = 1;
+    file = fopen(file_name, "r");
+    if (!file) {
+      gedcom_error(_("Could not open file '%s': %s"),
+		   file_name, strerror(errno));
+    }
+    else {
+      init_encodings();
+      enc = determine_encoding(file);
+      
+      if (lexer_init(enc, file)) {
+	line_no = 1;
+	make_xref_table();
+	result = gedcom_parse();
+	if (result == 0)
+	  result = check_xref_table();
+      }
+      lexer_close();
+      fclose(file);
+    }
+  }
+
+  if (! textdomain(save_textdom)
+      || ! setlocale(LC_ALL, save_locale)) {
+    gedcom_error(_("Could not restore locale: %s"), strerror(errno));
+    return result;
+  }
+  free(save_locale);
   return result;
 }