nixpkgs/pkgs/tools/archivers/zip/fix-memset-detection.patch
Randy Eckenrode c407e3cbba
zip: fix build with clang 16
Fix implicit declarations of `memset` and `open/closedir` resulting in
incorrect feature detection and conflicts with libc headers.
2023-08-01 20:06:04 -04:00

16 lines
474 B
Diff

diff -ur a/unix/configure b/unix/configure
--- a/unix/configure 2008-06-19 21:32:20.000000000 -0600
+++ b/unix/configure 2023-07-11 10:02:57.809867694 -0600
@@ -519,7 +519,10 @@
echo Check for memset
-echo "int main(){ char k; memset(&k,0,0); return 0; }" > conftest.c
+cat > conftest.c << _EOF_
+#include <string.h>
+int main(){ char k; memset(&k,0,0); return 0; }
+_EOF_
$CC -o conftest conftest.c >/dev/null 2>/dev/null
[ $? -ne 0 ] && CFLAGS="${CFLAGS} -DZMEM"