X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=src%2Fshared%2Fhashmap.h;h=15b7e27585e03c58f356b16bbac52ba87212abb3;hb=b32ff512191bf873266ee8067f6f6c8a30c96a5e;hp=8f6e644b25d6a816506e6f07ad9c9338c8fe091c;hpb=44a6b1b68029833893f6e9cee35aa27a974038f6;p=elogind.git

diff --git a/src/shared/hashmap.h b/src/shared/hashmap.h
index 8f6e644b2..15b7e2758 100644
--- a/src/shared/hashmap.h
+++ b/src/shared/hashmap.h
@@ -43,6 +43,9 @@ typedef int (*compare_func_t)(const void *a, const void *b);
 unsigned string_hash_func(const void *p) _pure_;
 int string_compare_func(const void *a, const void *b) _pure_;
 
+/* This will compare the passed pointers directly, and will not
+ * dereference them. This is hence not useful for strings or
+ * suchlike. */
 unsigned trivial_hash_func(const void *p) _const_;
 int trivial_compare_func(const void *a, const void *b) _const_;