Add exess from git@gitlab.com:drobilla/exess.git 4638b1f

1 files changed, 31 insertions, 0 deletions

diff --git a/subprojects/exess/src/macros.h b/subprojects/exess/src/macros.h
new file mode 100644
index 00000000..80ed68f5
--- /dev/null
+++ b/subprojects/exess/src/macros.h
@@ -0,0 +1,31 @@
+/*
+  Copyright 2019-2021 David Robillard <d@drobilla.net>
+
+  Permission to use, copy, modify, and/or distribute this software for any
+  purpose with or without fee is hereby granted, provided that the above
+  copyright notice and this permission notice appear in all copies.
+
+  THIS SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+  WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+  MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+  ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+  WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+  ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+  OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+*/
+
+#ifndef EXESS_MACROS_H
+#define EXESS_MACROS_H
+
+#define MIN(x, y) ((x) < (y) ? (x) : (y))
+#define MAX(x, y) ((x) > (y) ? (x) : (y))
+#define CLAMP(x, l, h) MAX(l, MIN(h, x))
+
+#define SET_IF(pointer, value) \
+  do {                         \
+    if (pointer) {             \
+      *(pointer) = (value);    \
+    }                          \
+  } while (0)
+
+#endif // EXESS_MACROS_H