alsactl.h

alsa-utils-1.0.14编译声卡驱动所需要的一些文件源码

extern int debugflag;
extern int force_restore;
extern char *command;

#if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 95)
#define error(...) do {\
	fprintf(stderr, "%s: %s:%d: ", command, __FUNCTION__, __LINE__); \
	fprintf(stderr, __VA_ARGS__); \
	putc('\n', stderr); \
} while (0)
#else
#define error(args...) do {\
	fprintf(stderr, "%s: %s:%d: ", command, __FUNCTION__, __LINE__); \
	fprintf(stderr, ##args); \
	putc('\n', stderr); \
} while (0)
#endif	

int save_state(const char *file, const char *cardname);
int load_state(const char *file, const char *cardname);
int power(const char *argv[], int argc);
int generate_names(const char *cfgfile);