X-Git-Url: https://git.dlugolecki.net.pl/?a=blobdiff_plain;f=standalone.c;h=41c77524b3a99f9af453bd48f1c9250d401d02e9;hb=95deed7400e87af12a987af2abf5187ab1ddf9aa;hp=06ac82a63f8f409a157e115f9cde5468ea75d891;hpb=400d2f34fa89de4f49c048ce3ce66a6ab2b0a7dd;p=gedcom-parse.git

diff --git a/standalone.c b/standalone.c
index 06ac82a..41c7752 100644
--- a/standalone.c
+++ b/standalone.c
@@ -5,7 +5,8 @@
 
 void show_help ()
 {
-  printf("gedcom-parse test program for libgedcom\n");
+  printf("gedcom-parse test program for libgedcom\n\n");
+  printf("Usage:  gedcom-parse [options] file\n");
   printf("Options:\n");
   printf("  -h    Show this help text\n");
   printf("  -nc   Disable compatibility mode\n");
@@ -16,11 +17,72 @@ void show_help ()
   printf("  -da   Debug setting: libgedcom + yacc debug messages\n");
 }
 
+int determine_encoding(FILE* f)
+{
+  char first[2];
+
+  fread(first, 1, 2, f);
+  if ((first[0] == '0') && (first[1] == ' ')) {
+    gedcom_warning("One-byte encoding");
+    fseek(f, 0, 0);
+    return ONE_BYTE;
+  }
+  else if ((first[0] == '\0') && (first[1] == '0'))
+  {
+    gedcom_warning("Two-byte encoding, high-low");
+    fseek(f, 0, 0);
+    return TWO_BYTE_HILO;
+  }
+  else if ((first[0] == '\xFE') && (first[1] == '\xFF'))
+  {
+    gedcom_warning("Two-byte encoding, high-low, with BOM");
+    return TWO_BYTE_HILO;
+  }
+  else if ((first[0] == '0') && (first[1] == '\0'))
+  {
+    gedcom_warning("Two-byte encoding, low-high");
+    fseek(f, 0, 0);
+    return TWO_BYTE_LOHI;
+  }
+  else if ((first[0] == '\xFF') && (first[1] == '\xFE'))
+  {
+    gedcom_warning("Two-byte encoding, low-high, with BOM");
+    return TWO_BYTE_LOHI;
+  }
+  else {
+    gedcom_warning("Unknown encoding, falling back to one-byte");
+    fseek(f, 0, 0);
+    return ONE_BYTE;
+  }
+}
+
+int gedcom_xxx_parse(char* file_name)
+{
+  ENCODING enc;
+  FILE* file = fopen (file_name, "r");
+  if (!file) {
+    printf("Could not open file '%s'\n", file_name);
+    exit(1);
+  }
+  enc = determine_encoding(file);
+
+  if (enc == ONE_BYTE) {
+    gedcom_in = file;
+    return gedcom_parse();
+  }
+  else {
+    printf("No parser yet for encoding\n");
+    exit(1);
+  }
+}
+
 int main(int argc, char* argv[])
 {
   MECHANISM mech = IMMED_FAIL;
   int compat_enabled = 1;
   int debug_level = 0;
+  char* file_name = NULL;
+
   if (argc > 1) {
     int i;
     for (i=1; i<argc; i++) {
@@ -40,6 +102,10 @@ int main(int argc, char* argv[])
 	show_help();
 	exit(1);
       }
+      else if (strncmp(argv[i], "-", 1)) {
+	file_name = argv[i];
+	break;
+      }
       else {
 	printf ("Unrecognized option: %s\n", argv[i]);
 	show_help();
@@ -47,17 +113,25 @@ int main(int argc, char* argv[])
       }
     }
   }
+  
+  if (!file_name) {
+    printf("No file name given\n");
+    show_help();
+    exit(1);
+  }
+
   gedcom_set_debug_level(debug_level);
   gedcom_set_compat_handling(compat_enabled);
   gedcom_set_error_handling(mech);
-  if (gedcom_parse() == 0) {
+  
+  if (gedcom_xxx_parse(file_name) == 0) {
     printf("Parse succeeded\n");
     return 0;
   }
   else {
     printf("Parse failed\n");
     return 1;
-  }
+  }  
 }
 
 int gedcom_warning(char* s, ...)