#define STARTS_WITH(string, needle) (strncasecmp((string), (needle), strlen((needle))) == 0)
#define CIRCLEQ_NEXT_OR_NULL(head, elm, field) (CIRCLEQ_NEXT(elm, field) != CIRCLEQ_END(head) ? CIRCLEQ_NEXT(elm, field) : NULL)
#define CIRCLEQ_PREV_OR_NULL(head, elm, field) (CIRCLEQ_PREV(elm, field) != CIRCLEQ_END(head) ? CIRCLEQ_PREV(elm, field) : NULL)
-#define FOR_TABLE(workspace) \
- for (int cols = 0; cols < (workspace)->cols; cols++) \
- for (int rows = 0; rows < (workspace)->rows; rows++)
#define NODES_FOREACH(head) \
for (Con *child = (Con *)-1; (child == (Con *)-1) && ((child = 0), true);) \
break; \
}
-#define FREE(pointer) \
- do { \
- if (pointer != NULL) { \
- free(pointer); \
- pointer = NULL; \
- } \
+#define FREE(pointer) \
+ do { \
+ free(pointer); \
+ pointer = NULL; \
} while (0)
#define CALL(obj, member, ...) obj->member(obj, ##__VA_ARGS__)
+#define SWAP(first, second, type) \
+ do { \
+ type tmp_SWAP = first; \
+ first = second; \
+ second = tmp_SWAP; \
+ } while (0)
+
int min(int a, int b);
int max(int a, int b);
bool rect_contains(Rect rect, uint32_t x, uint32_t y);
*/
__attribute__((pure)) bool name_is_digits(const char *name);
+/**
+ * Set 'out' to the layout_t value for the given layout. The function
+ * returns true on success or false if the passed string is not a valid
+ * layout name.
+ *
+ */
+bool layout_from_name(const char *layout_str, layout_t *out);
+
/**
* Parses the workspace name as a number. Returns -1 if the workspace should be
* interpreted as a "named workspace".
*
*/
void kill_nagbar(pid_t *nagbar_pid, bool wait_for_it);
+
+/**
+ * Converts a string into a long using strtol().
+ * This is a convenience wrapper checking the parsing result. It returns true
+ * if the number could be parsed.
+ */
+bool parse_long(const char *str, long *out, int base);
+
+/**
+ * Slurp reads path in its entirety into buf, returning the length of the file
+ * or -1 if the file could not be read. buf is set to a buffer of appropriate
+ * size, or NULL if -1 is returned.
+ *
+ */
+ssize_t slurp(const char *path, char **buf);