Use safe buffer mechanism for storing gedcom value (to avoid fixed

[gedcom-parse.git] / gedcom / multilex.c

diff --git a/gedcom/multilex.c b/gedcom/multilex.c
index 3772e858a0c97f34dad08a3abd1d3a1a0d751a17..e8d514cb67296e2777548eeb0ebf80c1ed733ade 100644 (file)
--- a/gedcom/multilex.c
+++ b/gedcom/multilex.c
@@ -33,7 +33,7 @@ lex_func lf;
 
 #define NEW_MODEL_FILE "new.ged"
 
-int lexer_init(ENCODING enc, FILE* f)
+int lexer_init(Encoding enc, FILE* f)
 {
   if (enc == ONE_BYTE) {
     lf  = &gedcom_1byte_lex;
@@ -116,46 +116,26 @@ int determine_encoding(FILE* f)
   }
 }
 
-static int init_called = 0;
+int init_called = 0;
 
-void gedcom_init()
+int gedcom_init()
 {
   init_called = 1;
   update_gconv_search_path();
+  init_encodings();
+  if (!setlocale(LC_ALL, "")
+      || ! bindtextdomain(PACKAGE, LOCALEDIR)
+      || ! bind_textdomain_codeset(PACKAGE, INTERNAL_ENCODING))
+    return 1;
+  else
+    return 0;
 }
 
 int gedcom_parse_file(const char* file_name)
 {
-  ENCODING enc;
+  Encoding enc;
   int result = 1;
   FILE* file;
-  char *locale, *save_locale, *save_textdom;
-
-  locale = setlocale(LC_ALL, NULL);
-  if (! locale) {
-    gedcom_error(_("Could not retrieve locale information"));
-    return result;
-  }
-  
-  save_locale  = strdup(locale);
-  if (! save_locale) {
-    MEMORY_ERROR;
-    return result;
-  }
-  
-  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"));
@@ -167,11 +147,11 @@ int gedcom_parse_file(const char* file_name)
                   file_name, strerror(errno));
     }
     else {
-      init_encodings();
+      line_no = 1;
       enc = determine_encoding(file);
       
       if (lexer_init(enc, file)) {
-       line_no = 1;
+       line_no = 0;
        make_xref_table();
        result = gedcom_parse();
        line_no = 0;
@@ -183,26 +163,45 @@ int gedcom_parse_file(const char* file_name)
     }
   }
 
-  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;
 }
 
 int gedcom_new_model()
 {
   int result = 1;
-  char* filename = (char*) malloc(strlen(PKGDATADIR) + strlen(NEW_MODEL_FILE)
-                                 + 2);
-  if (!filename)
-    MEMORY_ERROR;
+  FILE* file;
+
+  file = fopen(NEW_MODEL_FILE, "r");
+  if (file) {
+    fclose(file);
+    result = gedcom_parse_file(NEW_MODEL_FILE);
+  }
   else {
-    sprintf(filename, "%s/%s", PKGDATADIR, NEW_MODEL_FILE);
-    result = gedcom_parse(filename);
-    free(filename);
+    char* filename = (char*) malloc(strlen(PKGDATADIR) + strlen(NEW_MODEL_FILE)
+                                   + 2);
+    if (!filename)
+      MEMORY_ERROR;
+    else {
+      sprintf(filename, "%s/%s", PKGDATADIR, NEW_MODEL_FILE);
+      result = gedcom_parse_file(filename);
+      free(filename);
+    }
   }
   return result;
 }
+
+int gedcom_check_version(int major, int minor, int patch)
+{
+  if (major < GEDCOM_PARSE_VERSION_MAJOR)
+    return 1;
+  else if (major > GEDCOM_PARSE_VERSION_MAJOR)
+    return 0;
+  else if (minor < GEDCOM_PARSE_VERSION_MINOR)
+    return 1;
+  else if (minor > GEDCOM_PARSE_VERSION_MINOR)
+    return 0;
+  else if (patch <= GEDCOM_PARSE_VERSION_PATCH)
+    return 1;
+  else
+    return 0;
+}