57 next_line (int fd, char *const buffer, char **cp, char **re,  in next_line()  argument
61   char *nl = memchr (*cp, '\n', *re - *cp);  in next_line()
66           if (*re == buffer_end)  in next_line()
68               memmove (buffer, *cp, *re - *cp);  in next_line()
69               *re = buffer + (*re - *cp);  in next_line()
72               ssize_t n = __read_nocancel (fd, *re, buffer_end - *re);  in next_line()
76               *re += n;  in next_line()
78               nl = memchr (*cp, '\n', *re - *cp);  in next_line()
79               while (nl == NULL && *re == buffer_end)  in next_line()
82                   *re = buffer + 3 * (buffer_end - buffer) / 4;  in next_line()
83                   n = __read_nocancel (fd, *re, buffer_end - *re);  in next_line()
87                   nl = memchr (*re, '\n', n);  in next_line()
88                   **re = '\n';  in next_line()
89                   *re += n;  in next_line()
93             nl = memchr (*cp, '\n', *re - *cp);  in next_line()
99         nl = *re - 1;  in next_line()
103   assert (*cp <= *re);  in next_line()
105   return res == *re ? NULL : res;  in next_line()
115   char *re = buffer_end;  in get_nproc_stat()  local
123       while ((l = next_line (fd, buffer, &cp, &re, buffer_end)) != NULL)  in get_nproc_stat()
144   char *re = buffer_end;  in read_sysfs_file()  local
153       l = next_line (fd, buffer, &cp, &re, buffer_end);  in read_sysfs_file()
181 	    if (l < re && *l == ',')  in read_sysfs_file()
184 	while (l < re && *l != '\n');  in read_sysfs_file()