int utils_write_file( const char *filename, const unsigned char *buffer,
size_t length )
{
compat_fd fd;
fd = compat_file_open( filename, 1 );
if( fd == COMPAT_FILE_OPEN_FAILED ) {
ui_error( UI_ERROR_ERROR, "couldn't open `%s' for writing: %s\n",
filename, strerror( errno ) );
return 1;
}
if( compat_file_write( fd, buffer, length ) ) {
compat_file_close( fd );
return 1;
}
if( compat_file_close( fd ) ) return 1;
return 0;
}
int
utils_read_fd( compat_fd fd, const char *filename, utils_file *file )
{
file->length = compat_file_get_length( fd );
if( file->length == -1 ) return 1;
file->buffer = libspectrum_new( unsigned char, file->length );
if( compat_file_read( fd, file ) ) {
libspectrum_free( file->buffer );
compat_file_close( fd );
return 1;
}
if( compat_file_close( fd ) ) {
ui_error( UI_ERROR_ERROR, "Couldn't close '%s': %s", filename,
strerror( errno ) );
libspectrum_free( file->buffer );
return 1;
}
return 0;
}
int compat_file_exists(const char *path)
{
log_cb(RETRO_LOG_INFO, "Checking if \"%s\" exists\n", path);
int exists = 0;
compat_fd fd = compat_file_open(path, 0);
if (fd != COMPAT_FILE_OPEN_FAILED)
{
compat_file_close(fd);
exists = 1;
}
return exists;
}