Use a unified libgcc rather than a seperate one for threaded and

non-threaded programs.  This provides threaded programs with the
needed exception frame symbols.

parts submitted by:	Max Khon <fjoe@iclub.nsu.ru>
PR:	23252

gnu/lib/Makefile

@@ -2,9 +2,11 @@
 
 SUBDIR= csu libdialog libgcc libgmp libmp libregex libreadline
 
+.if ${OBJFORMAT} == aout
 .if !defined(NOLIBC_R)
 SUBDIR+= libgcc_r
 .endif
+.endif
 
 .if !defined(NO_CXX)
 SUBDIR+= libstdc++

gnu/lib/libgcc/Makefile

@@ -4,12 +4,15 @@ GCCDIR=	${.CURDIR}/../../../contrib/gcc.295
 
 .PATH: ${GCCDIR}/cp ${GCCDIR}
 
+# allow to be overridden for the a.out case
 .if !defined(LIB) || ${LIB} != "gcc_r"
 LIB=	gcc
 .endif
 
+.if ${OBJFORMAT} == aout
 # Install libgcc_pic.a, since ld.so uses it.
 INSTALL_PIC_ARCHIVE=  yes
+.endif
 
 #
 # XXX This is a hack, but it seems to work.  libgcc1.a is supposed to be
@@ -59,6 +62,10 @@ SRCS=	frame.c tinfo.cc tinfo2.cc new.cc exception.cc
 CFLAGS+=	-I${GCCDIR}/config -I${GCCDIR} -I.
 CFLAGS+=	-fexceptions
 CFLAGS+=	-DIN_GCC
+.if ${OBJFORMAT} != aout
+#CFLAGS+=	-D_PTHREADS -fPIC -DGTHREAD_USE_WEAK
+CFLAGS+=	-D_PTHREADS -DGTHREAD_USE_WEAK
+.endif
 CXXFLAGS+=	-I${GCCDIR}/cp/inc
 CXXFLAGS+=	-nostdinc++
 

gnu/usr.bin/cc/cc_tools/freebsd-native.h

@@ -46,13 +46,3 @@
 
 /* FreeBSD is 4.4BSD derived */
 #define bsd4_4
-
-/* Tell gcc to locate libgcc.a for us according to the -m rules.  */
-#undef LIBGCC_SPEC
-#define LIBGCC_SPEC \
- "%{!shared: \
-    %{!pthread:libgcc.a%s} \
-    %{pthread:libgcc_r.a%s}} \
-  %{shared: \
-    %{!pthread:libgcc_pic.a%s} \
-    %{pthread:libgcc_r_pic.a%s}}"

lib/libpam/modules/pam_cleartext_pass_ok/Makefile

@@ -31,8 +31,8 @@ SHLIB_NAME=	pam_cleartext_pass_ok.so
 SRCS=		pam_cleartext_pass_ok.c
 CFLAGS+=	-I${PAMDIR}/libpam/include
 CFLAGS+=	-Wall
-DPADD=		${LIBSKEY} ${LIBGCC_PIC}
-LDADD=		-lskey -lgcc_pic
+DPADD=		${LIBSKEY}
+LDADD=		-lskey
 INTERNALLIB=	yes
 INTERNALSTATICLIB=yes
 

lib/libpam/modules/pam_deny/Makefile

@@ -33,8 +33,6 @@ SHLIB_NAME=	pam_deny.so
 SRCS=		pam_deny.c
 CFLAGS+=	-Wall
 CFLAGS+=	-I${PAMDIR}/libpam/include
-DPADD+=		${LIBGCC_PIC}
-LDADD+=		-lgcc_pic
 INTERNALLIB=	yes
 INTERNALSTATICLIB=yes
 

lib/libpam/modules/pam_kerberosIV/Makefile

@@ -39,8 +39,8 @@ LDADD+=		-lkrb
 DPADD+=		${LIBCRYPTO}
 LDADD+=		-lcrypto
 .endif
-DPADD+=		${LIBGCC_PIC} ${LIBCOM_ERR}
-LDADD+=		-lgcc_pic -lcom_err
+DPADD+=		${LIBCOM_ERR}
+LDADD+=		-lcom_err
 INTERNALLIB=	yes
 INTERNALSTATICLIB=yes
 

lib/libpam/modules/pam_opie/Makefile

@@ -33,8 +33,8 @@ SRCS=		pam_opie.c
 CFLAGS+=	-Wall -g
 CFLAGS+=	-I${PAMDIR}/libpam/include
 CFLAGS+=	-I${.CURDIR}/../../libpam
-DPADD+=		${LIBOPIE} ${LIBGCC_PIC}
-LDADD+=		-lopie -lgcc_pic
+DPADD+=		${LIBOPIE}
+LDADD+=		-lopie
 INTERNALLIB=	yes
 INTERNALSTATICLIB=yes
 

lib/libpam/modules/pam_permit/Makefile

@@ -34,8 +34,6 @@ SRCS=		pam_permit.c
 CFLAGS+=	-Wall
 CFLAGS+=	-I${PAMDIR}/libpam/include
 CFLAGS+=	-I${.CURDIR}/../../libpam
-DPADD+=		${LIBGCC_PIC}
-LDADD+=		-lgcc_pic
 INTERNALLIB=	yes
 INTERNALSTATICLIB=yes
 

lib/libpam/modules/pam_radius/Makefile

@@ -32,8 +32,8 @@ SRCS=		pam_radius.c
 CFLAGS+=	-Wall
 CFLAGS+=	-I${PAMDIR}/libpam/include
 CFLAGS+=	-I${.CURDIR}/../../libpam
-DPADD+=		${LIBRADIUS} ${LIBGCC_PIC}
-LDADD+=		-lradius -lgcc_pic
+DPADD+=		${LIBRADIUS}
+LDADD+=		-lradius
 INTERNALLIB=    yes
 INTERNALSTATICLIB=yes
 

lib/libpam/modules/pam_skey/Makefile

@@ -32,8 +32,8 @@ SRCS=		pam_skey.c
 CFLAGS+=	-Wall
 CFLAGS+=	-I${PAMDIR}/libpam/include
 CFLAGS+=	-I${.CURDIR}/../../libpam
-DPADD+=		${LIBSKEY} ${LIBGCC_PIC}
-LDADD+=		-lskey -lgcc_pic
+DPADD+=		${LIBSKEY}
+LDADD+=		-lskey
 INTERNALLIB=	yes
 INTERNALSTATICLIB=yes
 

lib/libpam/modules/pam_tacplus/Makefile

@@ -32,8 +32,8 @@ SRCS=		pam_tacplus.c
 CFLAGS+=	-Wall
 CFLAGS+=	-I${PAMDIR}/libpam/include
 CFLAGS+=	-I${.CURDIR}/../../libpam
-DPADD+=		${LIBTACPLUS} ${LIBGCC_PIC}
-LDADD+=		-ltacplus -lgcc_pic
+DPADD+=		${LIBTACPLUS}
+LDADD+=		-ltacplus
 INTERNALLIB=	yes
 INTERNALSTATICLIB=yes
 

lib/libpam/modules/pam_unix/Makefile

@@ -32,8 +32,8 @@ SRCS=		pam_unix.c
 CFLAGS+=	-Wall
 CFLAGS+=	-I${PAMDIR}/libpam/include
 CFLAGS+=	-I${.CURDIR}/../../libpam
-DPADD+=		${LIBUTIL} ${LIBGCC_PIC} ${LIBCRYPT}
-LDADD+=		-lutil -lgcc_pic -lcrypt
+DPADD+=		${LIBUTIL} ${LIBCRYPT}
+LDADD+=		-lutil -lcrypt
 INTERNALLIB=	yes
 INTERNALSTATICLIB=yes