fix bug where formatting of replaygain tags was affected by current locale

This commit is contained in:
Josh Coalson 2003-01-08 08:03:17 +00:00
parent a7cf2336f7
commit cda02d3095

View File

@ -21,6 +21,7 @@
#include "FLAC/assert.h"
#include "FLAC/file_decoder.h"
#include "FLAC/metadata.h"
#include <locale.h>
#include <math.h>
#include <stdio.h>
#include <stdlib.h>
@ -76,6 +77,7 @@ static void set_file_stats_(const char *filename, struct stat *stats)
static FLAC__bool append_tag_(FLAC__StreamMetadata *block, const char *format, const FLAC__byte *name, float value)
{
char buffer[256];
char *saved_locale;
FLAC__StreamMetadata_VorbisComment_Entry entry;
FLAC__ASSERT(0 != block);
@ -84,11 +86,18 @@ static FLAC__bool append_tag_(FLAC__StreamMetadata *block, const char *format, c
FLAC__ASSERT(0 != value);
buffer[sizeof(buffer)-1] = '\0';
/*
* We need to save the old locale and switch to "C" because the locale
* influences the formatting of %f and we want it a certain way.
*/
saved_locale = setlocale(LC_ALL, 0);
setlocale(LC_ALL, "C");
#if defined _MSC_VER || defined __MINGW32__
_snprintf(buffer, sizeof(buffer)-1, format, name, value);
#else
snprintf(buffer, sizeof(buffer)-1, format, name, value);
#endif
setlocale(LC_ALL, saved_locale);
entry.entry = buffer;
entry.length = strlen(buffer);