alsa-utils/alsactl/alsactl.h

95 lines
2.7 KiB
C
Raw Normal View History

extern int debugflag;
extern int force_restore;
extern int ignore_nocards;
extern char *command;
extern char *statefile;
#if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 95)
#define info(...) do {\
fprintf(stdout, "%s: %s:%d: ", command, __FUNCTION__, __LINE__); \
fprintf(stdout, __VA_ARGS__); \
putc('\n', stdout); \
} while (0)
#else
#define info(args...) do {\
fprintf(stdout, "%s: %s:%d: ", command, __FUNCTION__, __LINE__); \
fprintf(stdout, ##args); \
putc('\n', stdout); \
} while (0)
#endif
#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
#if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 95)
#define cerror(cond, ...) do {\
if (cond || debugflag) { \
fprintf(stderr, "%s%s: %s:%d: ", debugflag ? "WARNING: " : "", command, __FUNCTION__, __LINE__); \
fprintf(stderr, __VA_ARGS__); \
putc('\n', stderr); \
} \
} while (0)
#else
#define cerror(cond, args...) do {\
if (cond || debugflag) { \
fprintf(stderr, "%s%s: %s:%d: ", debugflag ? "WARNING: " : "", command, __FUNCTION__, __LINE__); \
fprintf(stderr, ##args); \
putc('\n', stderr); \
} \
} while (0)
#endif
#if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 95)
#define dbg(...) do {\
if (!debugflag) break; \
fprintf(stderr, "%s: %s:%d: ", command, __FUNCTION__, __LINE__); \
fprintf(stderr, __VA_ARGS__); \
putc('\n', stderr); \
} while (0)
#else
#define dbg(args...) do {\
if (!debugflag) break; \
fprintf(stderr, "%s: %s:%d: ", command, __FUNCTION__, __LINE__); \
fprintf(stderr, ##args); \
putc('\n', stderr); \
} while (0)
#endif
int init(const char *file, const char *cardname);
int save_state(const char *file, const char *cardname);
int load_state(const char *file, const char *initfile, const char *cardname,
int do_init);
int power(const char *argv[], int argc);
int generate_names(const char *cfgfile);
/* utils */
int file_map(const char *filename, char **buf, size_t *bufsize);
void file_unmap(void *buf, size_t bufsize);
size_t line_width(const char *buf, size_t bufsize, size_t pos);
void initfailed(int cardnumber, const char *reason, int exitcode);
static inline int hextodigit(int c)
{
if (c >= '0' && c <= '9')
c -= '0';
else if (c >= 'a' && c <= 'f')
c = c - 'a' + 10;
else if (c >= 'A' && c <= 'F')
c = c - 'A' + 10;
else
return -1;
return c;
}