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(svn r19113) -Change: [strgen] Remove the partially generated language file if compilation fails.

This commit is contained in:
rubidium 2010-02-12 23:45:25 +00:00
parent 66837b1edd
commit b1cce3f70f
1 changed files with 41 additions and 27 deletions
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68
src/strgen/strgen.cpp
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@ -45,11 +45,13 @@ struct Case {
Case *next;
};
static bool _masterlang;
static bool _translated;
static bool _translation; ///< Is the current file actually a translation or not
static const char *_file = "(unknown file)";
static int _cur_line;
static bool _masterlang; ///< Whether we are loading the master language
static bool _translated; ///< Whether the current language is not the master language
static bool _translation; ///< Is the current file actually a translation or not
static const char *_file = "(unknown file)"; ///< The filename of the input, so we can refer to it in errors/warnings
static FILE *_output_file = NULL; ///< The file we are currently writing output to
static const char *_output_filename = NULL; ///< The filename of the output, so we can delete it if compilation fails
static int _cur_line; ///< The current line we're parsing in the input file
static int _errors, _warnings, _show_todo;
struct LangString {
@ -175,6 +177,11 @@ void NORETURN CDECL error(const char *s, ...)
vsnprintf(buf, lengthof(buf), s, va);
va_end(va);
fprintf(stderr, "%s" LINE_NUM_FMT ": FATAL: %s\n", _file, _cur_line, buf);
/* We were writing output to a file, remove it. */
if (_output_file != NULL) {
fclose(_output_file);
unlink(_output_filename);
}
exit(1);
}
@ -916,44 +923,47 @@ static void WriteStringsH(const char *filename)
{
int next = -1;
FILE *out = fopen("tmp.xxx", "w");
if (out == NULL) error("can't open tmp.xxx");
_output_filename = "tmp.xxx";
_output_file = fopen(_output_filename, "w");
if (_output_file == NULL) error("can't open tmp.xxx");
fprintf(out, "/* This file is automatically generated. Do not modify */\n\n");
fprintf(out, "#ifndef TABLE_STRINGS_H\n");
fprintf(out, "#define TABLE_STRINGS_H\n");
fprintf(_output_file, "/* This file is automatically generated. Do not modify */\n\n");
fprintf(_output_file, "#ifndef TABLE_STRINGS_H\n");
fprintf(_output_file, "#define TABLE_STRINGS_H\n");
for (int i = 0; i != lengthof(_strings); i++) {
if (_strings[i] != NULL) {
if (next != i) fprintf(out, "\n");
fprintf(out, "static const StringID %s = 0x%X;\n", _strings[i]->name, i);
if (next != i) fprintf(_output_file, "\n");
fprintf(_output_file, "static const StringID %s = 0x%X;\n", _strings[i]->name, i);
next = i + 1;
}
}
fprintf(out, "\nstatic const StringID STR_LAST_STRINGID = 0x%X;\n", next - 1);
fprintf(_output_file, "\nstatic const StringID STR_LAST_STRINGID = 0x%X;\n", next - 1);
fprintf(out,
fprintf(_output_file,
"\nenum {\n"
"\tLANGUAGE_PACK_IDENT = 0x474E414C, // Big Endian value for 'LANG' (LE is 0x 4C 41 4E 47)\n"
"\tLANGUAGE_PACK_VERSION = 0x%X,\n"
"};\n", (uint)_hash
);
fprintf(out, "\n#endif /* TABLE_STRINGS_H */\n");
fprintf(_output_file, "\n#endif /* TABLE_STRINGS_H */\n");
fclose(out);
fclose(_output_file);
_output_file = NULL;
if (CompareFiles("tmp.xxx", filename)) {
if (CompareFiles(_output_filename, filename)) {
/* files are equal. tmp.xxx is not needed */
unlink("tmp.xxx");
unlink(_output_filename);
} else {
/* else rename tmp.xxx into filename */
#if defined(WIN32) || defined(WIN64)
unlink(filename);
#endif
if (rename("tmp.xxx", filename) == -1) error("rename() failed");
if (rename(_output_filename, filename) == -1) error("rename() failed");
}
_output_filename = NULL;
}
static int TranslateArgumentIdx(int argidx, int offset)
@ -1047,8 +1057,9 @@ static void WriteLangfile(const char *filename)
uint in_use[32];
LanguagePackHeader hdr;
FILE *f = fopen(filename, "wb");
if (f == NULL) error("can't open %s", filename);
_output_filename = filename;
_output_file = fopen(filename, "wb");
if (_output_file == NULL) error("can't open %s", filename);
memset(&hdr, 0, sizeof(hdr));
for (int i = 0; i != 32; i++) {
@ -1072,7 +1083,7 @@ static void WriteLangfile(const char *filename)
strecpy(hdr.digit_group_separator_currency, _lang_digit_group_separator_currency, lastof(hdr.digit_group_separator_currency));
strecpy(hdr.digit_decimal_separator, _lang_digit_decimal_separator, lastof(hdr.digit_decimal_separator));
fwrite(&hdr, sizeof(hdr), 1, f);
fwrite(&hdr, sizeof(hdr), 1, _output_file);
for (int i = 0; i != 32; i++) {
for (uint j = 0; j != in_use[i]; j++) {
@ -1082,7 +1093,7 @@ static void WriteLangfile(const char *filename)
/* For undefined strings, just set that it's an empty string */
if (ls == NULL) {
WriteLength(f, 0);
WriteLength(_output_file, 0);
continue;
}
@ -1146,14 +1157,17 @@ static void WriteLangfile(const char *filename)
if (cmdp != NULL) PutCommandString(cmdp);
WriteLength(f, _put_pos);
fwrite(_put_buf, 1, _put_pos, f);
WriteLength(_output_file, _put_pos);
fwrite(_put_buf, 1, _put_pos, _output_file);
_put_pos = 0;
}
}
fputc(0, f);
fclose(f);
fputc(0, _output_file);
fclose(_output_file);
_output_file = NULL;
_output_filename = NULL;
}
/** Multi-OS mkdirectory function */