git: c75e9e027397 - stable/13 - stand: constrain zlib/gzip CFLAGS better

The branch stable/13 has been updated by imp:

URL: https://cgit.FreeBSD.org/src/commit/?id=c75e9e027397d06acf71b923965b6094ea9be674

commit c75e9e027397d06acf71b923965b6094ea9be674
Author:     Warner Losh <imp@FreeBSD.org>
AuthorDate: 2022-07-08 16:29:25 +0000
Commit:     Warner Losh <imp@FreeBSD.org>
CommitDate: 2023-01-24 21:49:22 +0000

    stand: constrain zlib/gzip CFLAGS better
    
    Define ZLIB_CFLAGS and use it only for the sources that are in ZLIB or
    that include it.
    
    Sponsored by:           Netflix
    
    (cherry picked from commit 84bf2bbbecc369cea6095bed7a738674b27f8d13)
---
 stand/libsa/Makefile | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/stand/libsa/Makefile b/stand/libsa/Makefile
index f319645a8072..682fdd9badce 100644
--- a/stand/libsa/Makefile
+++ b/stand/libsa/Makefile
@@ -96,9 +96,11 @@ SRCS+=${i}
 
 # decompression functionality from zlib
 .PATH: ${SRCTOP}/sys/contrib/zlib
-CFLAGS+=-DHAVE_MEMCPY -I${SRCTOP}/sys/contrib/zlib
-SRCS+=	adler32.c crc32.c
-SRCS+=	infback.c inffast.c inflate.c inftrees.c zutil.c
+ZLIB_CFLAGS=-DHAVE_MEMCPY -I${SRCTOP}/sys/contrib/zlib
+.for i in adler32.c crc32.c infback.c inffast.c inflate.c inftrees.c zutil.c
+CFLAGS.${i}+=${ZLIB_CFLAGS}
+SRCS+=	${i}
+.endfor
 
 # lz4 decompression functionality
 .PATH: ${SRCTOP}/sys/cddl/contrib/opensolaris/common/lz4
@@ -182,6 +184,8 @@ CFLAGS.ffs_subr.c+= -DSTANDALONE_SMALL
 CFLAGS.dosfs.c+= -I${LDRSRC}
 CFLAGS.tftp.c+= -I${LDRSRC}
 CFLAGS.ufs.c+= -I${LDRSRC}
+CFLAGS.gzipfs.c+= ${ZLIB_CFLAGS}
+CFLAGS.pkgfs.c+= ${ZLIB_CFLAGS}
 CFLAGS.bzipfs.c+= -I${SRCTOP}/contrib/bzip2  -DBZ_NO_STDIO -DBZ_NO_COMPRESS
 
 # explicit_bzero and calculate_crc32c