Index: Mk/bsd.ccache.mk
===================================================================
--- Mk/bsd.ccache.mk
+++ Mk/bsd.ccache.mk
@@ -31,9 +31,10 @@
 .if !defined(NO_CCACHE) && defined(WITH_CCACHE_BUILD) && !${CC:M*ccache*} && \
   !defined(NO_BUILD)
 
-# Avoid depends loops between ccache and pkg
-.	if !defined(NO_CCACHE_DEPEND) && \
-    ${PKGORIGIN} != ${PKG_ORIGIN}
+# Avoid depends loops between ccache, pkg and dependencies of ccache
+.	if defined(NO_CCACHE_DEPEND)
+.MAKEFLAGS:			NO_CCACHE_DEPEND=${NO_CCACHE_DEPEND:Q}
+.	elif ${PKGORIGIN} != ${PKG_ORIGIN}
 BUILD_DEPENDS+=		${LOCALBASE}/bin/ccache:devel/ccache
 .	endif
 
Index: devel/ccache/Makefile
===================================================================
--- devel/ccache/Makefile
+++ devel/ccache/Makefile
@@ -16,8 +16,6 @@
 
 CONFLICTS_INSTALL?=	ccache-static-[0-9]* ccache-memcached-[0-9]* ccache-memcached-static-[0-9]*
 
-GNU_CONFIGURE=	yes
-
 HOWTO=		ccache-howto-freebsd.txt
 CCLINKDIR=	libexec/ccache
 SUB_FILES=	${HOWTO} world-ccache pkg-message ccache-update-links.sh
@@ -33,23 +31,20 @@
 TINDERBOX_DESC=	Create tarball for tinderbox usage
 MEMCACHED_DESC=	Build in experimental Memcached support
 
-USES=		compiler
-
 MEMCACHED_EXTRA_PATCHES=	\
 				${FILESDIR}/extra-patch-memcached-configure.ac \
 				${FILESDIR}/extra-patch-memcached-Makefile.in
 MEMCACHED_CONFIGURE_ENABLE=	memcached
-MEMCACHED_USES=			autoreconf gmake pkgconfig
+MEMCACHED_USES=			compiler autoreconf gmake pkgconfig
+MEMCACHED_USES_OFF=		compiler:c++11-lang cmake
+MEMCACHED_BUILD_DEPENDS_OFF=	zstd>=1.1.2:archivers/zstd
 MEMCACHED_LIB_DEPENDS=		libmemcached.so:databases/libmemcached
 MEMCACHED_LDFLAGS=		-L${LOCALBASE}/lib
 MEMCACHED_CFLAGS=		-I${LOCALBASE}/include
+MEMCACHED_CMAKE_OFF=		-DZSTD_LIBRARY=${LOCALBASE}/lib/libzstd.a
 
 STATIC_CONFIGURE_ENABLE=	static
 
-.if empty(OPTIONS_SLAVE:MMEMCACHED)
-EXTRA_PATCHES+=	${FILESDIR}/extra-patch-Makefile.in
-.endif
-
 .if defined(WITH_CCACHE_BUILD) && empty(OPTIONS_SLAVE:MMEMCACHED) && \
     !defined(NO_CCACHE_DEPEND)
 MEMCACHED_IGNORE=		MEMCACHED cannot be combined with WITH_CCACHE_BUILD.  Use devel/ccache-memcached
@@ -66,6 +61,12 @@
 
 .include <bsd.port.options.mk>
 
+.if ${PORT_OPTIONS:MDOCS}
+BUILD_DEPENDS+=		a2x:textproc/asciidoc
+
+MEMCACHED_USES_OFF+=	perl5
+.endif
+
 .if ${PORT_OPTIONS:MMEMCACHED}
 # Hack for libsasl2.a requiring HMAC_CTX_reset from hidden libntlm.a.
 STATIC_LDFLAGS+= -L${LOCALBASE}/lib/sasl2
@@ -74,13 +75,23 @@
 GH_TAGNAME=	f7712082106bef085515f86ae47e7dbbd2a48b57
 MASTER_SITES=
 DISTINFO_FILE=	${MASTERDIR}/distinfo.memcached
+
+GNU_CONFIGURE=	yes
+EXTRA_PATCHES+=	${FILESDIR}/extra-patch-src__ccache.c
 .if ${PORT_OPTIONS:MDOCS}
-BUILD_DEPENDS+=	${LOCALBASE}/bin/a2x:textproc/asciidoc
 ALL_TARGET=	all docs
-PLIST_FILES+=	man/man1/ccache.1.gz
 .endif
 .else
-PORTVERSION=	3.7.1
+PORTVERSION=	4.1
+
+#PATCH_SITES is set later due to depending on PORT_OPTIONS.
+PATCH_SITES=	https://github.com/ccache/ccache/commit/
+PATCHFILES+=	5504310039c09dd21919817aa93ef67647a5d758.patch:-p1	\
+		6426ae47c902f3061dbc3c4c816a4bbbe692fa92.patch:-p1
+
+.if ${PORT_OPTIONS:MDOCS}
+ALL_TARGET=	all doc
+.endif
 .endif
 
 .include <bsd.port.pre.mk>
@@ -119,12 +130,6 @@
 		ICCPREFIX="${LOCALBASE}/intel_cc_80/bin" \
 		HOWTO="${HOWTO}"
 
-post-patch-MEMCACHED-off:
-	@${REINPLACE_CMD} \
-	    -e 's,_XOPEN_SOURCE 600,_XOPEN_SOURCE 700,' \
-	    -e 's,_POSIX_C_SOURCE 200112L,_POSIX_C_SOURCE 200809L,' \
-	    ${WRKSRC}/configure
-
 post-build-TINDERBOX-on:
 	@${MKDIR} ${WRKDIR}/tb/opt
 	${INSTALL_PROGRAM} ${WRKSRC}/${PORTNAME} ${WRKDIR}/tb/opt
@@ -134,12 +139,7 @@
 	@${TAR} -C ${WRKDIR}/tb -cpf ${WRKSRC}/${PORTNAME}.tar opt
 
 do-install:
-	${INSTALL_PROGRAM} ${WRKSRC}/ccache ${STAGEDIR}${PREFIX}/bin
-	# Memcached uses the 3.5 dev branch which requires asciidoc to generate
-	# ccache.1.
-.if !${PORT_OPTIONS:MMEMCACHED} || ${PORT_OPTIONS:MDOCS}
-	${INSTALL_MAN} ${WRKSRC}/doc/ccache.1 ${STAGEDIR}${PREFIX}/man/man1
-.endif
+	${INSTALL_PROGRAM} ${BUILD_WRKSRC}/ccache ${STAGEDIR}${PREFIX}/bin
 	${MKDIR} ${STAGEDIR}${PREFIX}/${CCLINKDIR}/world
 	${INSTALL_SCRIPT} ${WRKDIR}/world-ccache \
 		${STAGEDIR}${PREFIX}/${CCLINKDIR}/world/ccache
@@ -152,10 +152,11 @@
 
 do-install-DOCS-on:
 	${MKDIR} ${STAGEDIR}${DOCSDIR}
-	${INSTALL_DATA} ${WRKSRC}/doc/MANUAL.html ${STAGEDIR}${DOCSDIR}
+	${INSTALL_DATA} ${BUILD_WRKSRC}/doc/ccache.1 ${STAGEDIR}${MAN1PREFIX}/man/man1
+	${INSTALL_DATA} ${BUILD_WRKSRC}/doc/MANUAL.html ${STAGEDIR}${DOCSDIR}
 	${INSTALL_DATA} ${WRKSRC}/doc/MANUAL.adoc ${STAGEDIR}${DOCSDIR}
 	${INSTALL_DATA} ${WRKSRC}/doc/NEWS.adoc ${STAGEDIR}${DOCSDIR}
-	${INSTALL_DATA} ${WRKSRC}/doc/NEWS.html ${STAGEDIR}${DOCSDIR}
+	${INSTALL_DATA} ${BUILD_WRKSRC}/doc/NEWS.html ${STAGEDIR}${DOCSDIR}
 	${INSTALL_DATA} ${WRKDIR}/${HOWTO} ${STAGEDIR}${DOCSDIR}
 
 .include <bsd.port.post.mk>
Index: devel/ccache/distinfo
===================================================================
--- devel/ccache/distinfo
+++ devel/ccache/distinfo
@@ -1,3 +1,7 @@
-TIMESTAMP = 1558214189
-SHA256 (ccache-3.7.1.tar.gz) = e562fcdbe766406b6fe4bf97ce5c001d2be8a17465f33bcddefc9499bbb057d8
-SIZE (ccache-3.7.1.tar.gz) = 498581
+TIMESTAMP = 1607960439
+SHA256 (ccache-4.1.tar.gz) = cdeefb827b3eef3b42b5454858123881a4a90abbd46cc72cf8c20b3bd039deb7
+SIZE (ccache-4.1.tar.gz) = 525898
+SHA256 (5504310039c09dd21919817aa93ef67647a5d758.patch) = d9ce7b797063d6ce424bc0b16547690fea49c2f56fa4eed40a51dc39b23e956a
+SIZE (5504310039c09dd21919817aa93ef67647a5d758.patch) = 5983
+SHA256 (6426ae47c902f3061dbc3c4c816a4bbbe692fa92.patch) = 67f9a1380f9f0a4ad09a8d60a6ca6bb9e389d9b6c1b7029d0ca54f281acf8f6f
+SIZE (6426ae47c902f3061dbc3c4c816a4bbbe692fa92.patch) = 954
Index: devel/ccache/files/extra-patch-Makefile.in
===================================================================
--- devel/ccache/files/extra-patch-Makefile.in
+++ /dev/null
@@ -1,13 +0,0 @@
---- Makefile.in.orig	2019-05-20 14:04:00 UTC
-+++ Makefile.in
-@@ -126,10 +126,6 @@ install: ccache$(EXEEXT) @disable_man@ccache.1
- clean:
- 	rm -rf $(files_to_clean)
- 
--src/snprintf.o: CFLAGS += @no_implicit_fallthrough_warning@
--$(zlib_objs): CPPFLAGS += -include config.h
--$(zlib_objs): CFLAGS += @no_implicit_fallthrough_warning@
--
- src/zlib/libz.a: $(zlib_objs)
- 	$(if $(quiet),@echo "  AR       $@")
- 	$(Q)$(AR) cr $@ $(zlib_objs)
Index: devel/ccache/files/patch-src__ccache.c
===================================================================
--- /dev/null
+++ devel/ccache/files/patch-src__ccache.c
@@ -1,56 +0,0 @@
-- Determine whether cc(1) is clang or gcc at compile-time.
-- Don't hash -fcolor-diagnostics; make will auto use it while make -j will not.
-  There's no reason to not use the cache in either of these cases if it is
-  already available.
--bdrewery
-
-
---- src/ccache.c.orig	2018-03-25 13:24:05.000000000 -0700
-+++ src/ccache.c	2018-06-26 11:44:03.336177000 -0700
-@@ -487,6 +487,16 @@ guess_compiler(const char *path)
- 	} else if (str_eq(name, "pump") || str_eq(name, "distcc-pump")) {
- 		result = GUESSED_PUMP;
- 	}
-+#if defined(CC_IS_CLANG) || defined(CC_IS_GCC)
-+	if (result == GUESSED_UNKNOWN &&
-+	    (strcmp(name, "cc") == 0 || strcmp(name, "CC") == 0 ||
-+	    strcmp(name, "c++") == 0))
-+#if defined(CC_IS_CLANG)
-+	        result = GUESSED_CLANG;
-+#elif defined(CC_IS_GCC)
-+	        result = GUESSED_GCC;
-+#endif
-+#endif
- 	free(name);
- 	return result;
- }
-@@ -1657,6 +1667,7 @@ calculate_common_hash(struct args *args, struct mdfour
- 		free(p);
- 	}
- 
-+#if 0
- 	// Possibly hash GCC_COLORS (for color diagnostics).
- 	if (guessed_compiler == GUESSED_GCC) {
- 		const char *gcc_colors = getenv("GCC_COLORS");
-@@ -1665,6 +1676,7 @@ calculate_common_hash(struct args *args, struct mdfour
- 			hash_string(hash, gcc_colors);
- 		}
- 	}
-+#endif
- }
- 
- // Update a hash sum with information specific to the direct and preprocessor
-@@ -1697,6 +1709,13 @@ calculate_object_hash(struct args *args, struct mdfour
- 
- 		// -Wl,... doesn't affect compilation (except for clang).
- 		if (str_startswith(args->argv[i], "-Wl,") && !is_clang) {
-+			continue;
-+		}
-+
-+		/* Colors do not affect compilation. */
-+		if (str_startswith(args->argv[i], "-fcolor-diagnostics") ||
-+		    str_eq(args->argv[i], "-fdiagnostics-color") ||
-+		    str_eq(args->argv[i], "-fdiagnostics-color=always")) {
- 			continue;
- 		}
- 
Index: devel/ccache/pkg-plist
===================================================================
--- devel/ccache/pkg-plist
+++ devel/ccache/pkg-plist
@@ -1,6 +1,6 @@
 bin/ccache
 bin/ccache-update-links
-%%NO_MEMCACHED%%man/man1/ccache.1.gz
+%%PORTDOCS%%man/man1/ccache.1.gz
 %%CCLINKDIR%%/world/ccache
 %%TINDERBOX%%%%DATADIR%%/ccache.tar
 @postexec echo "Create compiler links..."