git: 5cf6f1c4bc28 - main - Remove the MK_LIBCPLUSPLUS option

Alex Richardson arichardson at FreeBSD.org
Mon Feb 1 10:07:53 UTC 2021 

The branch main has been updated by arichardson:

URL: https://cgit.FreeBSD.org/src/commit/?id=5cf6f1c4bc281ac45ced086bc2e393f732f2fcc2

commit 5cf6f1c4bc281ac45ced086bc2e393f732f2fcc2
Author:     Alex Richardson <arichardson at FreeBSD.org>
AuthorDate: 2021-01-30 17:56:35 +0000
Commit:     Alex Richardson <arichardson at FreeBSD.org>
CommitDate: 2021-02-01 09:32:07 +0000

    Remove the MK_LIBCPLUSPLUS option
    
    This option has been equivalent to any form of C++ support since libstdc++
    was removed. Therefore, replace all MK_LIBCPLUSPLUS uses with MK_CXX.
    
    Reviewed By:    emaste
    Differential Revision: https://reviews.freebsd.org/D27974
---
 Makefile.inc1                            | 8 ++++----
 lib/Makefile                             | 2 +-
 lib/libproc/Makefile                     | 4 +---
 share/man/man5/src.conf.5                | 4 +---
 share/mk/bsd.libnames.mk                 | 1 -
 share/mk/bsd.prog.mk                     | 4 ----
 share/mk/src.libnames.mk                 | 4 ----
 share/mk/src.opts.mk                     | 1 -
 tools/build/mk/OptionalObsoleteFiles.inc | 2 +-
 tools/build/options/WITHOUT_LIBCPLUSPLUS | 2 --
 tools/build/options/WITH_LIBCPLUSPLUS    | 2 --
 11 files changed, 8 insertions(+), 26 deletions(-)

diff --git a/Makefile.inc1 b/Makefile.inc1
index 6387c68d25a5..005d9d25afb3 100644
--- a/Makefile.inc1
+++ b/Makefile.inc1
@@ -2867,7 +2867,7 @@ _prereq_libs+= lib/libssp_nonshared
 _startup_libs=	lib/csu
 _startup_libs+=	lib/libc
 _startup_libs+=	lib/libc_nonshared
-.if ${MK_LIBCPLUSPLUS} != "no"
+.if ${MK_CXX} != "no"
 _startup_libs+=	lib/libcxxrt
 .endif
 
@@ -2876,7 +2876,7 @@ _startup_libs+=	lib/libgcc_eh lib/libgcc_s
 
 lib/libgcc_s__L: lib/libc__L
 lib/libgcc_s__L: lib/libc_nonshared__L
-.if ${MK_LIBCPLUSPLUS} != "no"
+.if ${MK_CXX} != "no"
 lib/libcxxrt__L: lib/libgcc_s__L
 .endif
 
@@ -2925,7 +2925,7 @@ gnu/lib/libdialog__L: lib/msun__L lib/ncurses/ncurses__L
 _prebuild_libs+= lib/libregex
 .endif
 
-.if ${MK_LIBCPLUSPLUS} != "no"
+.if ${MK_CXX} != "no"
 _prebuild_libs+= lib/libc++
 .endif
 
@@ -3089,7 +3089,7 @@ lib/libradius__L: lib/libmd__L
 
 lib/libproc__L: \
     ${_cddl_lib_libctf:D${_cddl_lib_libctf}__L} lib/libelf__L lib/librtld_db__L lib/libutil__L
-.if ${MK_CXX} != "no" && ${MK_LIBCPLUSPLUS} != "no"
+.if ${MK_CXX} != "no"
 lib/libproc__L: lib/libcxxrt__L
 .endif
 
diff --git a/lib/Makefile b/lib/Makefile
index ddb627917215..48276fcd361e 100644
--- a/lib/Makefile
+++ b/lib/Makefile
@@ -182,7 +182,7 @@ SUBDIR.${MK_STATS}+=	libstats
 _libclang_rt=	libclang_rt
 .endif
 
-.if ${MK_LIBCPLUSPLUS} != "no"
+.if ${MK_CXX} != "no"
 _libcxxrt=	libcxxrt
 _libcplusplus=	libc++
 _libcplusplus+=	libc++experimental
diff --git a/lib/libproc/Makefile b/lib/libproc/Makefile
index 80423741e4a9..434d78bb6933 100644
--- a/lib/libproc/Makefile
+++ b/lib/libproc/Makefile
@@ -18,10 +18,8 @@ CFLAGS+=	-I${.CURDIR}
 
 .if ${MK_CXX} == "no"
 CFLAGS+=	-DNO_CXA_DEMANGLE
-.elif ${MK_LIBCPLUSPLUS} != "no"
-LIBADD+=		cxxrt
 .else
-LIBADD+=	supcplusplus
+LIBADD+=		cxxrt
 .endif
 
 LIBADD+=	elf procstat rtld_db util
diff --git a/share/man/man5/src.conf.5 b/share/man/man5/src.conf.5
index 0e853db0d1bc..81656db323ed 100644
--- a/share/man/man5/src.conf.5
+++ b/share/man/man5/src.conf.5
@@ -1,6 +1,6 @@
 .\" DO NOT EDIT-- this file is @generated by tools/build/options/makeman.
 .\" $FreeBSD$
-.Dd January 30, 2021
+.Dd February 1, 2021
 .Dt SRC.CONF 5
 .Os
 .Sh NAME
@@ -859,8 +859,6 @@ runtime linker.
 .Pp
 This is a default setting on
 arm/armv6, arm/armv7, arm64/aarch64, i386/i386, mips/mips, powerpc/powerpc, riscv/riscv64 and riscv/riscv64sf.
-.It Va WITHOUT_LIBCPLUSPLUS
-Set to avoid building libcxxrt and libc++.
 .It Va WITH_LIBSOFT
 On armv6 only, set to enable soft float ABI compatibility libraries.
 This option is for transitioning to the new hard float ABI.
diff --git a/share/mk/bsd.libnames.mk b/share/mk/bsd.libnames.mk
index d030292d3c5e..7f591d3fd3f7 100644
--- a/share/mk/bsd.libnames.mk
+++ b/share/mk/bsd.libnames.mk
@@ -141,7 +141,6 @@ LIBSPL?=	${LIBDESTDIR}${LIBDIR_BASE}/libspl.a
 LIBSSL?=	${LIBDESTDIR}${LIBDIR_BASE}/libssl.a
 LIBSSP_NONSHARED?=	${LIBDESTDIR}${LIBDIR_BASE}/libssp_nonshared.a
 LIBSTATS?=	${LIBDESTDIR}${LIBDIR_BASE}/libstats.a
-LIBSTDCPLUSPLUS?= ${LIBDESTDIR}${LIBDIR_BASE}/libstdc++.a
 LIBSTDTHREADS?=	${LIBDESTDIR}${LIBDIR_BASE}/libstdthreads.a
 LIBSYSDECODE?=	${LIBDESTDIR}${LIBDIR_BASE}/libsysdecode.a
 LIBTACPLUS?=	${LIBDESTDIR}${LIBDIR_BASE}/libtacplus.a
diff --git a/share/mk/bsd.prog.mk b/share/mk/bsd.prog.mk
index 5e7aaaeb37f8..44a774957cfb 100644
--- a/share/mk/bsd.prog.mk
+++ b/share/mk/bsd.prog.mk
@@ -261,11 +261,7 @@ _EXTRADEPEND:
 .else
 	echo ${PROG_FULL}: ${LIBC} ${DPADD} >> ${DEPENDFILE}
 .if defined(PROG_CXX)
-.if ${COMPILER_TYPE} == "clang" && empty(CXXFLAGS:M-stdlib=libstdc++)
 	echo ${PROG_FULL}: ${LIBCPLUSPLUS} >> ${DEPENDFILE}
-.else
-	echo ${PROG_FULL}: ${LIBSTDCPLUSPLUS} >> ${DEPENDFILE}
-.endif
 .endif
 .endif
 .endif	# !defined(NO_EXTRADEPEND)
diff --git a/share/mk/src.libnames.mk b/share/mk/src.libnames.mk
index 32cd1677bcd4..1d3195f53eb1 100644
--- a/share/mk/src.libnames.mk
+++ b/share/mk/src.libnames.mk
@@ -298,11 +298,7 @@ _DP_radius=	crypto
 _DP_rtld_db=	elf procstat
 _DP_procstat=	kvm util elf
 .if ${MK_CXX} == "yes"
-.if ${MK_LIBCPLUSPLUS} != "no"
 _DP_proc=	cxxrt
-.else
-_DP_proc=	supcplusplus
-.endif
 .endif
 .if ${MK_CDDL} != "no"
 _DP_proc+=	ctf
diff --git a/share/mk/src.opts.mk b/share/mk/src.opts.mk
index e531916b5976..d3f7e33f276c 100644
--- a/share/mk/src.opts.mk
+++ b/share/mk/src.opts.mk
@@ -125,7 +125,6 @@ __DEFAULT_YES_OPTIONS = \
     LDNS \
     LDNS_UTILS \
     LEGACY_CONSOLE \
-    LIBCPLUSPLUS \
     LLD \
     LLD_BOOTSTRAP \
     LLD_IS_LD \
diff --git a/tools/build/mk/OptionalObsoleteFiles.inc b/tools/build/mk/OptionalObsoleteFiles.inc
index 4a075a78cf70..87fab14e45e7 100644
--- a/tools/build/mk/OptionalObsoleteFiles.inc
+++ b/tools/build/mk/OptionalObsoleteFiles.inc
@@ -3793,7 +3793,7 @@ OLD_LIBS+=${DEBUG_LIB32_LIBS}
 .  endif
 .endif
 
-.if ${MK_LIBCPLUSPLUS} == no
+.if ${MK_CXX} == no
 OLD_LIBS+=lib/libcxxrt.so.1
 OLD_FILES+=usr/lib/libc++.a
 OLD_FILES+=usr/lib/libc++_p.a
diff --git a/tools/build/options/WITHOUT_LIBCPLUSPLUS b/tools/build/options/WITHOUT_LIBCPLUSPLUS
deleted file mode 100644
index 2449e30d4b10..000000000000
--- a/tools/build/options/WITHOUT_LIBCPLUSPLUS
+++ /dev/null
@@ -1,2 +0,0 @@
-.\" $FreeBSD$
-Set to avoid building libcxxrt and libc++.
diff --git a/tools/build/options/WITH_LIBCPLUSPLUS b/tools/build/options/WITH_LIBCPLUSPLUS
deleted file mode 100644
index 0f30dd8c1e4f..000000000000
--- a/tools/build/options/WITH_LIBCPLUSPLUS
+++ /dev/null
@@ -1,2 +0,0 @@
-.\" $FreeBSD$
-Set to build libcxxrt and libc++.

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