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authorJakob Kaivo <jkk@ung.org>2019-02-08 18:42:39 -0500
committerJakob Kaivo <jkk@ung.org>2019-02-08 18:42:39 -0500
commit7ef8a7379f7f7d09e71ccae2a0b688c3cd80423f (patch)
tree092ab0aed1769117fd7b28b8592f6f96b0e0d5af /src/stdlib/free.c
parent6acf19370e8adff79cd83b257d3f04aeaf2a59dd (diff)
merge sources into single tree
Diffstat (limited to 'src/stdlib/free.c')
-rw-r--r--src/stdlib/free.c22
1 files changed, 22 insertions, 0 deletions
diff --git a/src/stdlib/free.c b/src/stdlib/free.c
new file mode 100644
index 00000000..55a98a2f
--- /dev/null
+++ b/src/stdlib/free.c
@@ -0,0 +1,22 @@
+#include <stdlib.h>
+
+/** deallocate memory **/
+
+void free(void * ptr)
+{
+ if (ptr == NULL) {
+ return;
+ }
+
+ realloc(ptr, 0);
+}
+
+/***
+deallocates the memory at ARGUMENT(ptr). Specifying CONSTANT(NULL)
+causes nothing to happen.
+***/
+
+/*
+UNDEFINED(ARGUMENT(ptr) was not returned by a previous call to FUNCTION(calloc), FUNCTION(malloc), or FUNCTION(realloc))
+STDC(1)
+*/