alsa-utils/alsamixer/utils.h

#ifndef UTILS_H_INCLUDED
#define UTILS_H_INCLUDED

#define ARRAY_SIZE(a) (sizeof(a) / sizeof *(a))

unsigned int get_mbs_width(const char *s);
unsigned int get_max_mbs_width(const char *const *s, unsigned int count);
const char *mbs_at_width(const char *s, int *width, int dir);
char *read_file(const char *file_name, unsigned int *file_size);

#endif