wrc: Store location information in strings.

tools/wrc/genres.c

@@ -312,12 +312,18 @@ static void put_string(res_t *res, const string_t *str, enum str_e type, int ist
         if (str->type == str_char)
         {
             if (!check_unicode_conversion( str, newstr, codepage ))
+            {
+                print_location( &str->loc );
                 error( "String %s does not convert identically to Unicode and back in codepage %d. "
                        "Try using a Unicode string instead\n", str->str.cstr, codepage );
+            }
             if (check_valid_utf8( str, codepage ))
+            {
+                print_location( &str->loc );
                 warning( "string \"%s\" seems to be UTF-8 but codepage %u is in use.\n",
                          str->str.cstr, codepage );
             }
+        }
         if (!isterm) put_word(res, newstr->size);
         for(cnt = 0; cnt < newstr->size; cnt++)
         {

tools/wrc/newstruc.c

@@ -166,6 +166,7 @@ string_t *new_string(void)
 {
     string_t *ret = xmalloc( sizeof(*ret) );
     memset( ret, 0, sizeof(*ret) );
+    set_location( &ret->loc );
     return ret;
 }
 

tools/wrc/utils.c

@@ -271,6 +271,8 @@ string_t *convert_string(const string_t *str, enum str_e type, int codepage)
     string_t *ret = xmalloc(sizeof(*ret));
     int res;
 
+    ret->loc = str->loc;
+
     if (!codepage && str->type != type)
         parser_error( "Current language is Unicode only, cannot convert string" );
 

tools/wrc/wrc.h

@@ -59,4 +59,16 @@ extern language_t *currentlanguage;
 void verify_translations(resource_t *top);
 void write_resfile(char *outname, resource_t *top);
 
+static inline void set_location( location_t *loc )
+{
+    loc->file = input_name;
+    loc->line = line_number;
+    loc->col  = char_number;
+}
+
+static inline void print_location( const location_t *loc )
+{
+    if (loc->file) fprintf(stderr, "%s:%d:%d: ", loc->file, loc->line, loc->col );
+}
+
 #endif

tools/wrc/wrctypes.h

@@ -83,6 +83,13 @@
 #define BYTESWAP_WORD(w)	((WORD)(((WORD)WRC_LOBYTE(w) << 8) + (WORD)WRC_HIBYTE(w)))
 #define BYTESWAP_DWORD(d)	((DWORD)(((DWORD)BYTESWAP_WORD(WRC_LOWORD(d)) << 16) + ((DWORD)BYTESWAP_WORD(WRC_HIWORD(d)))))
 
+typedef struct
+{
+    const char *file;
+    int         line;
+    int         col;
+} location_t;
+
 /* Binary resource structure */
 #define RES_BLOCKSIZE	512
 
@@ -103,6 +110,7 @@ typedef struct string {
 		char *cstr;
 		WCHAR *wstr;
 	} str;
+	location_t loc;
 } string_t;
 
 /* Resources are identified either by name or by number */