X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=src%2Fshared%2Futil.h;h=a8ccf20bb8268f4ed65246b45372968a9d27df0f;hb=d3d3208f607693b8fde5226efa0cc15ec17670a0;hp=a15ce95a6564de73dcaac200e769e3374c4b0a10;hpb=ae6c3cc009a21df4b51851fb8fe3fde0b7d6d8f0;p=elogind.git

diff --git a/src/shared/util.h b/src/shared/util.h
index a15ce95a6..a8ccf20bb 100644
--- a/src/shared/util.h
+++ b/src/shared/util.h
@@ -883,6 +883,7 @@ int unlink_noerrno(const char *path);
                 (void *) memset(_new_, 0, _len_);       \
         })
 
+/* It's not clear what alignment glibc/gcc alloca() guarantee, hence provide a guaranteed safe version */
 #define alloca_align(size, align)                                       \
         ({                                                              \
                 void *_ptr_;                                            \
@@ -1017,6 +1018,7 @@ int fflush_and_check(FILE *f);
 
 int tempfn_xxxxxx(const char *p, char **ret);
 int tempfn_random(const char *p, char **ret);
+int tempfn_random_child(const char *p, char **ret);
 
 bool is_localhost(const char *hostname);