From 780aede41913528781bbc8ff0d0e27505595f7c0 Mon Sep 17 00:00:00 2001 From: Rich Felker Date: Thu, 6 Sep 2012 23:57:15 -0400 Subject: [PATCH] fix constraint violation in ftw void* does not implicitly convert to function pointer types. --- src/misc/ftw.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/src/misc/ftw.c b/src/misc/ftw.c index de01e39c..0429aba4 100644 --- a/src/misc/ftw.c +++ b/src/misc/ftw.c @@ -3,7 +3,10 @@ int ftw(const char *path, int (*fn)(const char *, const struct stat *, int), int fd_limit) { - return nftw(path, (void *)fn, fd_limit, FTW_PHYS); + /* The following cast assumes that calling a function with one + * argument more than it needs behaves as expected. This is + * actually undefined, but works on all real-world machines. */ + return nftw(path, (int (*)())fn, fd_limit, FTW_PHYS); } LFS64(ftw); -- 2.20.1