Author: marcel
Date: Sat Sep 24 15:11:27 2016
New Revision: 306297
URL: https://svnweb.freebsd.org/changeset/base/306297

Log:
  When MAKEOBJDIRPREFIX points to a case-insensitive file system, the
  build can break when different source files create the same target
  files (case-insensitivity speaking).  This is the case for object
  files compiled with -fpic and shared libraries. The former uses
  an extension of ".So", and the latter an extension ".so".  Rename
  shared object files from *.So to *.pico to match what NetBSD does.
  
  See also r305855
  
  MFC after:    1 month
  Sponsored by: Bracket Computing
  Differential Revision:        https://reviews.freebsd.org/D7906

Modified:
  head/gnu/lib/libgcc/Makefile
  head/gnu/lib/libgcov/Makefile
  head/lib/libedit/Makefile
  head/lib/libprocstat/Makefile
  head/lib/libthr/support/Makefile.inc
  head/share/mk/bsd.dep.mk
  head/share/mk/bsd.lib.mk
  head/share/mk/meta.autodep.mk
  head/sys/conf/kern.post.mk
  head/sys/conf/kern.pre.mk
  head/usr.sbin/bsnmpd/modules/snmp_hostres/Makefile

Modified: head/gnu/lib/libgcc/Makefile
==============================================================================
--- head/gnu/lib/libgcc/Makefile        Sat Sep 24 13:44:18 2016        
(r306296)
+++ head/gnu/lib/libgcc/Makefile        Sat Sep 24 15:11:27 2016        
(r306297)
@@ -258,8 +258,8 @@ OBJ_GRPS += FPBIT DPBIT
 .for T in ${OBJ_GRPS}
 ${T}_OBJS_T =  ${${T}_FUNCS:S/$/.o/}
 ${T}_OBJS_P =  ${${T}_FUNCS:S/$/.po/}
-${T}_OBJS_S =  ${${T}_FUNCS:S/$/.So/}
-SOBJS +=       ${${T}_FUNCS:S/$/.So/}
+${T}_OBJS_S =  ${${T}_FUNCS:S/$/.pico/}
+SOBJS +=       ${${T}_FUNCS:S/$/.pico/}
 
 ${${T}_OBJS_T}: ${${T}_CFILE} ${COMMONHDRS}
        ${CC_T} ${${T}_CFLAGS} -DL${.PREFIX} -o ${.TARGET} ${.ALLSRC:M*.c}
@@ -274,7 +274,7 @@ ${${T}_OBJS_S}: ${${T}_CFILE} ${COMMONHD
 # Extra objects coming from separate files
 #
 .if !empty(LIB2ADD)
-SOBJS +=       ${LIB2ADD:R:S/$/.So/}
+SOBJS +=       ${LIB2ADD:R:S/$/.pico/}
 .endif
 
 #-----------------------------------------------------------------------
@@ -298,9 +298,9 @@ ${STAT_OBJS_P}:     ${STD_CFILE} ${COMMONHDR
 .if defined(LIB1ASMSRC)
 ASM_T =                ${LIB1ASMFUNCS:S/$/.o/}
 ASM_P =                ${LIB1ASMFUNCS:S/$/.po/}
-ASM_S =                ${LIB1ASMFUNCS:S/$/.So/}
+ASM_S =                ${LIB1ASMFUNCS:S/$/.pico/}
 ASM_V =                ${LIB1ASMFUNCS:S/$/.vis/}
-SOBJS +=       ${LIB1ASMFUNCS:S/$/.So/}
+SOBJS +=       ${LIB1ASMFUNCS:S/$/.pico/}
 
 ${ASM_T}: ${LIB1ASMSRC} ${.PREFIX}.vis
        ${CC} -x assembler-with-cpp -c ${CFLAGS} -DL${.PREFIX} \
@@ -327,7 +327,7 @@ CLEANFILES += ${ASM_V} ${ASM_V:R:S/$/.vo
 #
 EH_OBJS_T = ${LIB2ADDEHSTATIC:R:S/$/.o/}
 EH_OBJS_P = ${LIB2ADDEHSTATIC:R:S/$/.po/}
-EH_OBJS_S = ${LIB2ADDEHSHARED:R:S/$/.So/}
+EH_OBJS_S = ${LIB2ADDEHSHARED:R:S/$/.pico/}
 EH_CFLAGS = -fexceptions -D__GLIBC__=3 -DElfW=__ElfN
 .if ${TARGET_CPUARCH} != "riscv64"
 # RISCVTODO: unwinding support
@@ -341,7 +341,7 @@ ${_src:R:S/$/.po/}: ${_src} ${COMMONHDRS
        ${CC_P} ${EH_CFLAGS} -o ${.TARGET} ${.IMPSRC}
 .endfor
 .for _src in ${LIB2ADDEHSHARED:M*.c}
-${_src:R:S/$/.So/}: ${_src} ${COMMONHDRS}
+${_src:R:S/$/.pico/}: ${_src} ${COMMONHDRS}
        ${CC_S} ${EH_CFLAGS} -o ${.TARGET} ${.IMPSRC}
 .endfor
 

Modified: head/gnu/lib/libgcov/Makefile
==============================================================================
--- head/gnu/lib/libgcov/Makefile       Sat Sep 24 13:44:18 2016        
(r306296)
+++ head/gnu/lib/libgcov/Makefile       Sat Sep 24 15:11:27 2016        
(r306297)
@@ -35,7 +35,7 @@ SYMS = _gcov _gcov_merge_add _gcov_merge
 OBJS=          ${SYMS:S/$/.o/}
 OBJS_T=                ${SYMS:S/$/.o/}
 OBJS_P=                ${SYMS:S/$/.po/}
-OBJS_S=                ${SYMS:S/$/.So/}
+OBJS_S=                ${SYMS:S/$/.pico/}
 
 #-----------------------------------------------------------------------
 #

Modified: head/lib/libedit/Makefile
==============================================================================
--- head/lib/libedit/Makefile   Sat Sep 24 13:44:18 2016        (r306296)
+++ head/lib/libedit/Makefile   Sat Sep 24 15:11:27 2016        (r306297)
@@ -76,7 +76,7 @@ historyn.c: makelist Makefile
        sh ${.CURDIR}/makelist -n history.c > ${.TARGET}
 
 # minimal dependency to make "make depend" optional
-editline.o editline.po editline.So editline.ln:        \
+editline.o editline.po editline.pico editline.ln:      \
        common.h emacs.h fcns.c fcns.h help.c help.h vi.h
 
 tc1.o: ${.CURDIR}/TEST/tc1.c

Modified: head/lib/libprocstat/Makefile
==============================================================================
--- head/lib/libprocstat/Makefile       Sat Sep 24 13:44:18 2016        
(r306296)
+++ head/lib/libprocstat/Makefile       Sat Sep 24 15:11:27 2016        
(r306297)
@@ -58,13 +58,13 @@ MLINKS+=libprocstat.3 procstat_close.3 \
 .if ${MK_CDDL} != "no"
 CFLAGS+=       -DLIBPROCSTAT_ZFS
 OBJS+= zfs/zfs.o
-SOBJS+=        zfs/zfs.So
+SOBJS+=        zfs/zfs.pico
 POBJS+=        zfs/zfs.po
 SUBDIR=        zfs
 zfs/zfs.o: .PHONY
        @cd ${.CURDIR}/zfs && ${MAKE} zfs.o
-zfs/zfs.So: .PHONY
-       @cd ${.CURDIR}/zfs && ${MAKE} zfs.So
+zfs/zfs.pico: .PHONY
+       @cd ${.CURDIR}/zfs && ${MAKE} zfs.pico
 zfs/zfs.po: .PHONY
        @cd ${.CURDIR}/zfs && ${MAKE} zfs.po
 .endif

Modified: head/lib/libthr/support/Makefile.inc
==============================================================================
--- head/lib/libthr/support/Makefile.inc        Sat Sep 24 13:44:18 2016        
(r306296)
+++ head/lib/libthr/support/Makefile.inc        Sat Sep 24 15:11:27 2016        
(r306297)
@@ -15,15 +15,15 @@ CFLAGS+= -I${.CURDIR}/../libc/${MACHINE_
 SYSCALLS= thr_new
 
 SYSCALL_SRC=   ${SYSCALLS:S/$/.S/}
-SYSCALL_OBJ=   ${SYSCALLS:S/$/.So/}
+SYSCALL_OBJ=   ${SYSCALLS:S/$/.pico/}
 
 ${SYSCALL_SRC}:
        printf '#include "SYS.h"\nRSYSCALL(${.PREFIX})\n' > ${.TARGET}
 
 LIBC_OBJS=
 
-SOBJS+=        thr_libc.So
+SOBJS+=        thr_libc.pico
 CLEANFILES+= ${SYSCALL_SRC} ${SYSCALL_OBJ} ${LIBC_OBJS}
 
-thr_libc.So: ${SYSCALL_OBJ} ${LIBC_OBJS}
+thr_libc.pico: ${SYSCALL_OBJ} ${LIBC_OBJS}
        ${CC} -fPIC -nostdlib -o ${.TARGET} -r ${.ALLSRC}

Modified: head/share/mk/bsd.dep.mk
==============================================================================
--- head/share/mk/bsd.dep.mk    Sat Sep 24 13:44:18 2016        (r306296)
+++ head/share/mk/bsd.dep.mk    Sat Sep 24 15:11:27 2016        (r306297)
@@ -152,8 +152,8 @@ ${_D}.o: ${_DSRC} ${OBJS:S/^${_D}.o$//}
        @rm -f ${.TARGET}
        ${DTRACE} ${DTRACEFLAGS} -G -o ${.TARGET} -s ${.ALLSRC:N*.h}
 .if defined(LIB)
-CLEANFILES+= ${_D}.So ${_D}.po
-${_D}.So: ${_DSRC} ${SOBJS:S/^${_D}.So$//}
+CLEANFILES+= ${_D}.pico ${_D}.po
+${_D}.pico: ${_DSRC} ${SOBJS:S/^${_D}.pico$//}
        @rm -f ${.TARGET}
        ${DTRACE} ${DTRACEFLAGS} -G -o ${.TARGET} -s ${.ALLSRC:N*.h}
 ${_D}.po: ${_DSRC} ${POBJS:S/^${_D}.po$//}

Modified: head/share/mk/bsd.lib.mk
==============================================================================
--- head/share/mk/bsd.lib.mk    Sat Sep 24 13:44:18 2016        (r306296)
+++ head/share/mk/bsd.lib.mk    Sat Sep 24 15:11:27 2016        (r306297)
@@ -77,9 +77,9 @@ CTFFLAGS+= -g
 .include <bsd.libnames.mk>
 
 # prefer .s to a .c, add .po, remove stuff not used in the BSD libraries
-# .So used for PIC object files
+# .pico used for PIC object files
 .SUFFIXES:
-.SUFFIXES: .out .o .po .So .S .asm .s .c .cc .cpp .cxx .C .f .y .l .ln
+.SUFFIXES: .out .o .po .pico .S .asm .s .c .cc .cpp .cxx .C .f .y .l .ln
 
 .if !defined(PICFLAG)
 .if ${MACHINE_CPUARCH} == "sparc64"
@@ -99,7 +99,7 @@ PO_FLAG=-pg
        ${CC} ${PO_FLAG} ${STATIC_CFLAGS} ${PO_CFLAGS} -c ${.IMPSRC} -o 
${.TARGET}
        ${CTFCONVERT_CMD}
 
-.c.So:
+.c.pico:
        ${CC} ${PICFLAG} -DPIC ${SHARED_CFLAGS} ${CFLAGS} -c ${.IMPSRC} -o 
${.TARGET}
        ${CTFCONVERT_CMD}
 
@@ -109,18 +109,18 @@ PO_FLAG=-pg
 .cc.po .C.po .cpp.po .cxx.po:
        ${CXX} ${PO_FLAG} ${STATIC_CXXFLAGS} ${PO_CXXFLAGS} -c ${.IMPSRC} -o 
${.TARGET}
 
-.cc.So .C.So .cpp.So .cxx.So:
+.cc.pico .C.pico .cpp.pico .cxx.pico:
        ${CXX} ${PICFLAG} -DPIC ${SHARED_CXXFLAGS} ${CXXFLAGS} -c ${.IMPSRC} -o 
${.TARGET}
 
 .f.po:
        ${FC} -pg ${FFLAGS} -o ${.TARGET} -c ${.IMPSRC}
        ${CTFCONVERT_CMD}
 
-.f.So:
+.f.pico:
        ${FC} ${PICFLAG} -DPIC ${FFLAGS} -o ${.TARGET} -c ${.IMPSRC}
        ${CTFCONVERT_CMD}
 
-.s.po .s.So:
+.s.po .s.pico:
        ${AS} ${AFLAGS} -o ${.TARGET} ${.IMPSRC}
        ${CTFCONVERT_CMD}
 
@@ -129,7 +129,7 @@ PO_FLAG=-pg
            ${ACFLAGS} -c ${.IMPSRC} -o ${.TARGET}
        ${CTFCONVERT_CMD}
 
-.asm.So:
+.asm.pico:
        ${CC:N${CCACHE_BIN}} -x assembler-with-cpp ${PICFLAG} -DPIC \
            ${CFLAGS} ${ACFLAGS} -c ${.IMPSRC} -o ${.TARGET}
        ${CTFCONVERT_CMD}
@@ -139,7 +139,7 @@ PO_FLAG=-pg
            -o ${.TARGET}
        ${CTFCONVERT_CMD}
 
-.S.So:
+.S.pico:
        ${CC:N${CCACHE_BIN}} ${PICFLAG} -DPIC ${CFLAGS} ${ACFLAGS} \
            -c ${.IMPSRC} -o ${.TARGET}
        ${CTFCONVERT_CMD}
@@ -207,7 +207,7 @@ lib${LIB_PRIVATE}${LIB}_p.a: ${POBJS}
 
 .if defined(SHLIB_NAME) || \
     defined(INSTALL_PIC_ARCHIVE) && defined(LIB) && !empty(LIB)
-SOBJS+=                ${OBJS:.o=.So}
+SOBJS+=                ${OBJS:.o=.pico}
 DEPENDOBJS+=   ${SOBJS}
 CLEANFILES+=   ${SOBJS}
 .endif
@@ -430,7 +430,7 @@ OBJS_DEPEND_GUESS.${_S:R}.po+=      ${_S}
 .if defined(SHLIB_NAME) || \
     defined(INSTALL_PIC_ARCHIVE) && defined(LIB) && !empty(LIB)
 .for _S in ${SRCS:N*.[hly]}
-OBJS_DEPEND_GUESS.${_S:R}.So+= ${_S}
+OBJS_DEPEND_GUESS.${_S:R}.pico+=       ${_S}
 .endfor
 .endif
 

Modified: head/share/mk/meta.autodep.mk
==============================================================================
--- head/share/mk/meta.autodep.mk       Sat Sep 24 13:44:18 2016        
(r306296)
+++ head/share/mk/meta.autodep.mk       Sat Sep 24 15:11:27 2016        
(r306297)
@@ -23,7 +23,7 @@ __${_this}__: .NOTMAIN
 
 .if defined(SRCS)
 # it would be nice to be able to query .SUFFIXES
-OBJ_EXTENSIONS+= .o .po .lo .So
+OBJ_EXTENSIONS+= .o .po .lo .pico
 
 # explicit dependencies help short-circuit .SUFFIX searches
 SRCS_DEP_FILTER+= N*.[hly]
@@ -179,7 +179,7 @@ DEPEND_SUFFIXES += .c .h .cpp .hpp .cxx 
        @case "${.MAKE.META.FILES:T:M*.po.*}" in \
        *.po.*) mv $@.${.MAKE.PID} $@;; \
        *) { cat $@.${.MAKE.PID}; \
-       sed 's,\.So:,.o:,;s,\.o:,.po:,' $@.${.MAKE.PID}; } | sort -u > $@; \
+       sed 's,\.pico:,.o:,;s,\.o:,.po:,' $@.${.MAKE.PID}; } | sort -u > $@; \
        rm -f $@.${.MAKE.PID};; \
        esac
 .else
@@ -244,7 +244,7 @@ META_FILES = *.meta
 .elif ${OPTIMIZE_OBJECT_META_FILES:Uno:tl} == "no"
 META_FILES = ${.MAKE.META.FILES:T:N.depend*:O:u}
 .else
-# if we have 1000's of .o.meta, .So.meta etc we need only look at one set
+# if we have 1000's of .o.meta, .pico.meta etc we need only look at one set
 # it is left as an exercise for the reader to work out what this does
 META_FILES = ${.MAKE.META.FILES:T:N.depend*:N*o.meta:O:u} \
        
${.MAKE.META.FILES:T:M*.${.MAKE.META.FILES:M*o.meta:R:E:O:u:[1]}.meta:O:u}

Modified: head/sys/conf/kern.post.mk
==============================================================================
--- head/sys/conf/kern.post.mk  Sat Sep 24 13:44:18 2016        (r306296)
+++ head/sys/conf/kern.post.mk  Sat Sep 24 15:11:27 2016        (r306297)
@@ -165,7 +165,7 @@ ${mfile:T:S/.m$/.h/}: ${mfile}
 .endfor
 
 kernel-clean:
-       rm -f *.o *.so *.So *.ko *.s eddep errs \
+       rm -f *.o *.so *.pico *.ko *.s eddep errs \
            ${FULLKERNEL} ${KERNEL_KO} ${KERNEL_KO}.debug \
            linterrs tags vers.c \
            vnode_if.c vnode_if.h vnode_if_newproto.h vnode_if_typedef.h \
@@ -180,9 +180,9 @@ lint: ${LNFILES}
 # dynamic references.  We could probably do a '-Bforcedynamic' mode like
 # in the a.out ld.  For now, this works.
 HACK_EXTRA_FLAGS?= -shared
-hack.So: Makefile
+hack.pico: Makefile
        :> hack.c
-       ${CC} ${HACK_EXTRA_FLAGS} -nostdlib hack.c -o hack.So
+       ${CC} ${HACK_EXTRA_FLAGS} -nostdlib hack.c -o hack.pico
        rm -f hack.c
 
 assym.s: $S/kern/genassym.sh genassym.o

Modified: head/sys/conf/kern.pre.mk
==============================================================================
--- head/sys/conf/kern.pre.mk   Sat Sep 24 13:44:18 2016        (r306296)
+++ head/sys/conf/kern.pre.mk   Sat Sep 24 15:11:27 2016        (r306297)
@@ -176,7 +176,7 @@ SYSTEM_CFILES= config.c env.c hints.c vn
 SYSTEM_DEP= Makefile ${SYSTEM_OBJS}
 SYSTEM_OBJS= locore.o ${MDOBJS} ${OBJS}
 SYSTEM_OBJS+= ${SYSTEM_CFILES:.c=.o}
-SYSTEM_OBJS+= hack.So
+SYSTEM_OBJS+= hack.pico
 
 MD_ROOT_SIZE_CONFIGURED!=      grep MD_ROOT_SIZE opt_md.h || true ; echo
 .if ${MFS_IMAGE:Uno} != "no"

Modified: head/usr.sbin/bsnmpd/modules/snmp_hostres/Makefile
==============================================================================
--- head/usr.sbin/bsnmpd/modules/snmp_hostres/Makefile  Sat Sep 24 13:44:18 
2016        (r306296)
+++ head/usr.sbin/bsnmpd/modules/snmp_hostres/Makefile  Sat Sep 24 15:11:27 
2016        (r306297)
@@ -73,7 +73,7 @@ LIBADD=       kvm devinfo m geom memstat
 
 .include <bsd.snmpmod.mk>
 
-printcap.So: printcap.c
+printcap.pico: printcap.c
        ${CC} ${PICFLAG} -DPIC ${CFLAGS:C/^-W.*//} -c ${.IMPSRC} -o ${.TARGET}
 
 smilint:
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