/*
- * Copyright (C) 1997-2007 Andre Noll <maan@systemlinux.org>
+ * Copyright (C) 1997-2008 Andre Noll <maan@systemlinux.org>
*
* Licensed under the GPL v2. For licencing details see COPYING.
*/
/** last message before exit */
#define EMERG 7
-/** log messages with lower proirity than that will not be compiled in*/
+/** Log messages with lower priority than that will not be compiled in. */
#define COMPILE_TIME_LOGLEVEL 0
+/** \cond */
#if DEBUG > COMPILE_TIME_LOGLEVEL
#define PARA_DEBUG_LOG(f,...) para_log(DEBUG, "%s: " f, __FUNCTION__, ## __VA_ARGS__)
#else
#else
#define PARA_EMERG_LOG(...)
#endif
+/** \endcond */
/**
* define a standard log function that always writes to stderr
struct timeval *result);
void ms2tv(const long unsigned n, struct timeval *tv);
-/* stat */
-enum {
- SI_STATUS_BAR, SI_STATUS, SI_NUM_PLAYED,
- SI_MTIME, SI_LENGTH_MIN, SI_LENGTH_SEC,
- SI_FILE_SIZE, SI_STATUS_FLAGS, SI_FORMAT,
- SI_SCORE, SI_AUDIO_INFO1, SI_AUDIO_INFO2,
- SI_AUDIO_INFO3, SI_DBINFO1, SI_DBINFO2,
- SI_DBINFO3, SI_DECODER_FLAGS, SI_AUDIOD_STATUS,
- SI_PLAY_TIME, SI_UPTIME, SI_OFFSET,
- SI_LENGTH, SI_STREAM_START, SI_CURRENT_TIME,
- SI_AUDIOD_UPTIME, SI_SELECTOR, NUM_STAT_ITEMS
-};
-
+/** The enum of all status items. */
+enum status_items {STATUS_ITEM_ENUM NUM_STAT_ITEMS};
+extern const char *status_item_list[];
+/** Loop over each status item. */
+#define FOR_EACH_STATUS_ITEM(i) for (i = 0; i < NUM_STAT_ITEMS; i++)
int stat_item_valid(const char *item);
int stat_line_valid(const char *);
void stat_client_write(const char *msg, int itemnum);
int stat_client_add(int fd, long unsigned mask);
-#define FOR_EACH_STAT_ITEM(i) for (i = 0; i < NUM_STAT_ITEMS; i++)
__printf_2_3 void para_log(int, const char*, ...);
-/* taken from printf man page */
+/**
+ * Write a log message to a dynamically allocated string.
+ *
+ * \param fmt Usual format string.
+ * \param p Result pointer.
+ *
+ * \sa printf(3). */
#define PARA_VSPRINTF(fmt, p) \
{ \
int n; \
p = para_realloc(p, size); \
} \
}
+
+/**
+ * Return a random non-negative integer in an interval.
+ *
+ * \param max Determines maximal possible return value.
+ *
+ * \return An integer between zero and \p max - 1, inclusively.
+ */
+static inline long int para_random(unsigned max)
+{
+ return ((max + 0.0) * (random() / (RAND_MAX + 1.0)));
+}
+
+/** Round up x to a multiple of y */
+#define ROUND_UP(x, y) (((x) + ((y) - 1) / (y)) * (y))
+
+/** Get the size of an array */
+#define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0]))
+
+/**
+ * Wrapper for isspace.
+ * NetBSD needs this.
+ */
+/*
+ * The values should be cast to an unsigned char first, then to int.
+ * Why? Because the isdigit (as do all other is/to functions/macros)
+ * expect a number from 0 upto and including 255 as their (int) argument.
+ * Because char is signed on most systems, casting it to int immediately
+ * gives the functions an argument between -128 and 127 (inclusive),
+ * which they will use as an array index, and which will thus fail
+ * horribly for characters which have their most significant bit set.
+ */
+#define para_isspace(c) isspace((int)(unsigned char)(c))