State the purpose of CLEANUP macro

xyb3rt · May 17, 2017 · e98266b · e98266b
1 parent 7e9b4ce
commit e98266b
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diff --git a/Makefile b/Makefile
@@ -1,4 +1,4 @@
-VERSION   := git-20170213
+VERSION   := git-20170517
 
 PREFIX    := /usr/local
 MANPREFIX := $(PREFIX)/share/man

diff --git a/types.h b/types.h
@@ -21,6 +21,10 @@
 
 #include <stdbool.h>
 
+/*
+ * Annotation for functions called in cleanup().
+ * These functions are not allowed to call error(!0, ...) or exit().
+ */
 #define CLEANUP
 
 typedef enum {