text: /* Copyright (c) 2012, Bastien Dejean
   * All rights reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions are met:
   *
   * 1. Redistributions of source code must retain the above copyright notice, this
   *    list of conditions and the following disclaimer.
   * 2. Redistributions in binary form must reproduce the above copyright notice,
   *    this list of conditions and the following disclaimer in the documentation
   *    and/or other materials provided with the distribution.
   *
   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
   * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
   * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
   * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
   * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
   * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
   * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
   * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
   * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
   * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   */
  
  #ifndef BSPWM_HELPERS_H
  #define BSPWM_HELPERS_H
  
  #include <xcb/xcb.h>
  #include <stdarg.h>
  #include <stdio.h>
  #include <stdbool.h>
  #include <stdint.h>
  #include <float.h>
  
  #define LENGTH(x)         (sizeof(x) / sizeof(*x))
  #define MAX(A, B)         ((A) > (B) ? (A) : (B))
  #define MIN(A, B)         ((A) < (B) ? (A) : (B))
  
  #define IS_TILED(c)       (c->state == STATE_TILED || c->state == STATE_PSEUDO_TILED)
  #define IS_FLOATING(c)    (c->state == STATE_FLOATING)
  #define IS_FULLSCREEN(c)  (c->state == STATE_FULLSCREEN)
  #define IS_RECEPTACLE(n)  (is_leaf(n) && n->client == NULL)
  
  #define IS_SINGLE_MONOCLE(d) (single_monocle && tiled_count(d->root, true) <= 1)
  #define IS_MONOCLE(d)	  (d->layout == LAYOUT_MONOCLE || IS_SINGLE_MONOCLE(d))
  #define ACTUAL_LAYOUT(d)  (IS_MONOCLE(d) ? LAYOUT_MONOCLE : d->layout)
  
  #define BOOL_STR(A)       ((A) ? "true" : "false")
  #define ON_OFF_STR(A)     ((A) ? "on" : "off")
  #define LAYOUT_STR(A)     ((A) == LAYOUT_TILED ? "tiled" : "monocle")
  #define LAYOUT_CHR(A)     ((A) == LAYOUT_TILED ? 'T' : 'M')
  #define CHILD_POL_STR(A)  ((A) == FIRST_CHILD ? "first_child" : "second_child")
  #define AUTO_SCM_STR(A)   ((A) == SCHEME_LONGEST_SIDE ? "longest_side" : ((A) == SCHEME_ALTERNATE ? "alternate" : "spiral"))
  #define TIGHTNESS_STR(A)  ((A) == TIGHTNESS_HIGH ? "high" : "low")
  #define SPLIT_TYPE_STR(A) ((A) == TYPE_HORIZONTAL ? "horizontal" : "vertical")
  #define SPLIT_MODE_STR(A) ((A) == MODE_AUTOMATIC ? "automatic" : "manual")
  #define SPLIT_DIR_STR(A)  ((A) == DIR_NORTH ? "north" : ((A) == DIR_WEST ? "west" : ((A) == DIR_SOUTH ? "south" : "east")))
  #define STATE_STR(A)      ((A) == STATE_TILED ? "tiled" : ((A) == STATE_FLOATING ? "floating" : ((A) == STATE_FULLSCREEN ? "fullscreen" : "pseudo_tiled")))
  #define STATE_CHR(A)      ((A) == STATE_TILED ? 'T' : ((A) == STATE_FLOATING ? 'F' : ((A) == STATE_FULLSCREEN ? '=' : 'P')))
  #define LAYER_STR(A)      ((A) == LAYER_BELOW ? "below" : ((A) == LAYER_NORMAL ? "normal" : "above"))
  
  #define XCB_CONFIG_WINDOW_X_Y               (XCB_CONFIG_WINDOW_X | XCB_CONFIG_WINDOW_Y)
  #define XCB_CONFIG_WINDOW_WIDTH_HEIGHT      (XCB_CONFIG_WINDOW_WIDTH | XCB_CONFIG_WINDOW_HEIGHT)
  #define XCB_CONFIG_WINDOW_X_Y_WIDTH_HEIGHT  (XCB_CONFIG_WINDOW_X | XCB_CONFIG_WINDOW_Y | XCB_CONFIG_WINDOW_WIDTH | XCB_CONFIG_WINDOW_HEIGHT)
  
  #define MAXLEN    256
  #define SMALEN     32
  #define INIT_CAP    8
  
  #define cleaned_mask(m)   (m & ~(num_lock | scroll_lock | caps_lock))
  #define streq(s1, s2)     (strcmp((s1), (s2)) == 0)
  #define unsigned_subtract(a, b)  \
  	do {                         \
  		if (b > a) {             \
  			a = 0;               \
  		} else {                 \
  			a -= b;              \
  		}                        \
  	} while (false)
  
  
  void warn(char *fmt, ...);
  void err(char *fmt, ...);
  char *read_string(const char *file_path, size_t *tlen);
  char *copy_string(char *str, size_t len);
  char *mktempfifo(const char *template);
  int asprintf(char **buf, const char *fmt, ...);
  int vasprintf(char **buf, const char *fmt, va_list args);
  uint32_t get_color_pixel(const char *color);
  bool is_hex_color(const char *color);
  
  #endif
  