app-backup:snapper-0.8.15-r1:20210513-035248.log

app-backup:snapper-0.8.15-r1:20210513-035248.log (text/plain), 34.90 KB, created by Toralf Förster on 2021-05-13 07:51:10 UTC

 * Package:    app-backup/snapper-0.8.15-r1
 * Repository: gentoo
 * Maintainer: [e-mail] [e-mail],[e-mail]
 * Upstream:   [e-mail] https://bugzilla.novell.com/
 * USE:        abi_x86_64 amd64 elibc_glibc kernel_linux pam userland_GNU xattr
 * FEATURES:   network-sandbox preserve-libs sandbox splitdebug userpriv usersandbox

>>> Unpacking source...
>>> Unpacking snapper-0.8.15.tar.gz to /var/tmp/portage/app-backup/snapper-0.8.15-r1/work
>>> Source unpacked in /var/tmp/portage/app-backup/snapper-0.8.15-r1/work
>>> Preparing source in /var/tmp/portage/app-backup/snapper-0.8.15-r1/work/snapper-0.8.15 ...
 * Applying cron-confd.patch ...
 [ ok ]
 * Applying snapper-0.8.15-testsuite.patch ...
 [ ok ]
 * Running eautoreconf in '/var/tmp/portage/app-backup/snapper-0.8.15-r1/work/snapper-0.8.15' ...
 * Running 'libtoolize --install --copy --force --automake' ...
 [ ok ]
 * Running 'aclocal' ...
 [ ok ]
 * Running 'autoconf --force' ...
 [ ok ]
 * Running 'autoheader' ...
 [ ok ]
 * Running 'automake --add-missing --copy --foreign --force-missing' ...
 [ ok ]
 * Running elibtoolize in: snapper-0.8.15/
 *   Applying portage/1.2.0 patch ...
 *   Applying sed/1.5.6 patch ...
 *   Applying as-needed/2.4.3 patch ...
>>> Source prepared.
>>> Configuring source in /var/tmp/portage/app-backup/snapper-0.8.15-r1/work/snapper-0.8.15 ...
 * econf: updating snapper-0.8.15/config.sub with /usr/share/gnuconfig/config.sub
 * econf: updating snapper-0.8.15/config.guess with /usr/share/gnuconfig/config.guess
./configure --prefix=/usr --build=x86_64-pc-linux-gnu --host=x86_64-pc-linux-gnu --mandir=/usr/share/man --infodir=/usr/share/info --datadir=/usr/share --sysconfdir=/etc --localstatedir=/var/lib --disable-dependency-tracking --disable-silent-rules --docdir=/usr/share/doc/snapper-0.8.15-r1 --htmldir=/usr/share/doc/snapper-0.8.15-r1/html --with-sysroot=/ --libdir=/usr/lib64 --disable-silent-rules --with-conf=/etc/conf.d --enable-zypp --enable-rollback --enable-btrfs-quota --disable-ext4 --enable-btrfs --disable-doc --disable-lvm --enable-pam --disable-tests --disable-systemd --enable-xattrs
checking for a BSD-compatible install... /usr/lib/portage/python3.8/ebuild-helpers/xattr/install -c
checking whether build environment is sane... yes
checking for a thread-safe mkdir -p... /bin/mkdir -p
checking for gawk... gawk
checking whether make sets $(MAKE)... yes
checking whether make supports nested variables... yes
checking for x86_64-pc-linux-gnu-g++... x86_64-pc-linux-gnu-g++
checking whether the C++ compiler works... yes
checking for C++ compiler default output file name... a.out
checking for suffix of executables... 
checking whether we are cross compiling... no
checking for suffix of object files... o
checking whether we are using the GNU C++ compiler... yes
checking whether x86_64-pc-linux-gnu-g++ accepts -g... yes
checking whether make supports the include directive... yes (GNU style)
checking dependency style of x86_64-pc-linux-gnu-g++... none
checking build system type... x86_64-pc-linux-gnu
checking host system type... x86_64-pc-linux-gnu
checking how to print strings... printf
checking for x86_64-pc-linux-gnu-gcc... x86_64-pc-linux-gnu-gcc
checking whether we are using the GNU C compiler... yes
checking whether x86_64-pc-linux-gnu-gcc accepts -g... yes
checking for x86_64-pc-linux-gnu-gcc option to accept ISO C89... none needed
checking whether x86_64-pc-linux-gnu-gcc understands -c and -o together... yes
checking dependency style of x86_64-pc-linux-gnu-gcc... none
checking for a sed that does not truncate output... /bin/sed
checking for grep that handles long lines and -e... /bin/grep
checking for egrep... /bin/grep -E
checking for fgrep... /bin/grep -F
checking for ld used by x86_64-pc-linux-gnu-gcc... /usr/x86_64-pc-linux-gnu/bin/ld
checking if the linker (/usr/x86_64-pc-linux-gnu/bin/ld) is GNU ld... yes
checking for BSD- or MS-compatible name lister (nm)... /usr/bin/x86_64-pc-linux-gnu-nm -B
checking the name lister (/usr/bin/x86_64-pc-linux-gnu-nm -B) interface... BSD nm
checking whether ln -s works... yes
checking the maximum length of command line arguments... 1572864
checking how to convert x86_64-pc-linux-gnu file names to x86_64-pc-linux-gnu format... func_convert_file_noop
checking how to convert x86_64-pc-linux-gnu file names to toolchain format... func_convert_file_noop
checking for /usr/x86_64-pc-linux-gnu/bin/ld option to reload object files... -r
checking for x86_64-pc-linux-gnu-objdump... x86_64-pc-linux-gnu-objdump
checking how to recognize dependent libraries... pass_all
checking for x86_64-pc-linux-gnu-dlltool... no
checking for dlltool... no
checking how to associate runtime and link libraries... printf %s\n
checking for x86_64-pc-linux-gnu-ar... x86_64-pc-linux-gnu-ar
checking for archiver @FILE support... @
checking for x86_64-pc-linux-gnu-strip... x86_64-pc-linux-gnu-strip
checking for x86_64-pc-linux-gnu-ranlib... x86_64-pc-linux-gnu-ranlib
checking command to parse /usr/bin/x86_64-pc-linux-gnu-nm -B output from x86_64-pc-linux-gnu-gcc object... ok
checking for sysroot... /
checking for a working dd... /bin/dd
checking how to truncate binary pipes... /bin/dd bs=4096 count=1
checking for x86_64-pc-linux-gnu-mt... no
checking for mt... no
checking if : is a manifest tool... no
checking how to run the C preprocessor... x86_64-pc-linux-gnu-gcc -E
checking for ANSI C header files... yes
checking for sys/types.h... yes
checking for sys/stat.h... yes
checking for stdlib.h... yes
checking for string.h... yes
checking for memory.h... yes
checking for strings.h... yes
checking for inttypes.h... yes
checking for stdint.h... yes
checking for unistd.h... yes
checking for dlfcn.h... yes
checking for objdir... .libs
checking if x86_64-pc-linux-gnu-gcc supports -fno-rtti -fno-exceptions... no
checking for x86_64-pc-linux-gnu-gcc option to produce PIC... -fPIC -DPIC
checking if x86_64-pc-linux-gnu-gcc PIC flag -fPIC -DPIC works... yes
checking if x86_64-pc-linux-gnu-gcc static flag -static works... yes
checking if x86_64-pc-linux-gnu-gcc supports -c -o file.o... yes
checking if x86_64-pc-linux-gnu-gcc supports -c -o file.o... (cached) yes
checking whether the x86_64-pc-linux-gnu-gcc linker (/usr/x86_64-pc-linux-gnu/bin/ld -m elf_x86_64) supports shared libraries... yes
checking whether -lc should be explicitly linked in... no
checking dynamic linker characteristics... GNU/Linux ld.so
checking how to hardcode library paths into programs... immediate
checking whether stripping libraries is possible... yes
checking if libtool supports shared libraries... yes
checking whether to build shared libraries... yes
checking whether to build static libraries... no
checking how to run the C++ preprocessor... x86_64-pc-linux-gnu-g++ -E
checking for ld used by x86_64-pc-linux-gnu-g++... /usr/x86_64-pc-linux-gnu/bin/ld -m elf_x86_64
checking if the linker (/usr/x86_64-pc-linux-gnu/bin/ld -m elf_x86_64) is GNU ld... yes
checking whether the x86_64-pc-linux-gnu-g++ linker (/usr/x86_64-pc-linux-gnu/bin/ld -m elf_x86_64) supports shared libraries... yes
checking for x86_64-pc-linux-gnu-g++ option to produce PIC... -fPIC -DPIC
checking if x86_64-pc-linux-gnu-g++ PIC flag -fPIC -DPIC works... yes
checking if x86_64-pc-linux-gnu-g++ static flag -static works... yes
checking if x86_64-pc-linux-gnu-g++ supports -c -o file.o... yes
checking if x86_64-pc-linux-gnu-g++ supports -c -o file.o... (cached) yes
checking whether the x86_64-pc-linux-gnu-g++ linker (/usr/x86_64-pc-linux-gnu/bin/ld -m elf_x86_64) supports shared libraries... yes
checking dynamic linker characteristics... (cached) GNU/Linux ld.so
checking how to hardcode library paths into programs... immediate
checking for xsltproc... /usr/bin/xsltproc
checking for chsnap... /sbin/chsnap
checking for cp... /bin/cp
checking for touch... /usr/bin/touch
checking for rm... /bin/rm
checking for diff... /usr/bin/diff
checking for chattr... /usr/bin/chattr
checking for lvcreate... /sbin/lvcreate
checking for lvremove... /sbin/lvremove
checking for lvs... /sbin/lvs
checking for lvchange... /sbin/lvchange
checking for lvm... /sbin/lvm
checking for lvrename... /sbin/lvrename
checking whether make supports nested variables... (cached) yes
checking if x86_64-pc-linux-gnu-g++ supports -Wsuggest-override... yes
checking for btrfs_read_and_process_send_stream in -lbtrfs... no
checking btrfs/version.h usability... yes
checking btrfs/version.h presence... yes
checking for btrfs/version.h... yes
checking libmount/libmount.h usability... yes
checking libmount/libmount.h presence... yes
checking for libmount/libmount.h... yes
checking for x86_64-pc-linux-gnu-pkg-config... /usr/bin/x86_64-pc-linux-gnu-pkg-config
checking pkg-config is at least version 0.9.0... yes
checking for dbus-1... yes
checking for libxml-2.0... yes
checking for json-c... yes
checking acl/libacl.h usability... yes
checking acl/libacl.h presence... yes
checking for acl/libacl.h... yes
checking that generated files are newer than configure... done
configure: creating ./config.status
config.status: creating Makefile
config.status: creating snapper/Makefile
config.status: creating snapper/Version.h
config.status: creating examples/Makefile
config.status: creating examples/c/Makefile
config.status: creating examples/c++-lib/Makefile
config.status: creating dbus/Makefile
config.status: creating server/Makefile
config.status: creating client/Makefile
config.status: creating client/utils/Makefile
config.status: creating scripts/Makefile
config.status: creating pam/Makefile
config.status: creating data/Makefile
config.status: creating doc/Makefile
config.status: creating doc/snapper.xml
config.status: creating doc/snapperd.xml
config.status: creating doc/snapper-configs.xml
config.status: creating doc/snapper-zypp-plugin.xml
config.status: creating doc/snapper-zypp-plugin.conf.xml
config.status: creating doc/pam_snapper.xml
config.status: creating doc/mksubvolume.xml
config.status: creating po/Makefile
config.status: creating testsuite/Makefile
config.status: creating testsuite-real/Makefile
config.status: creating testsuite-cmp/Makefile
config.status: creating zypp-plugin/Makefile
config.status: creating zypp-plugin/testsuite/Makefile
config.status: creating package/snapper.spec
config.status: creating dists/debian/snapper-Debian.dsc.in
config.status: creating dists/debian/snapper-xUbuntu.dsc.in
config.status: creating dists/debian/snapper-Raspbian.dsc.in
config.status: creating config.h
config.status: executing depfiles commands
config.status: executing libtool commands
>>> Source configured.
>>> Compiling source in /var/tmp/portage/app-backup/snapper-0.8.15-r1/work/snapper-0.8.15 ...
make -j2 
make  all-recursive
make[1]: Entering directory '/var/tmp/portage/app-backup/snapper-0.8.15-r1/work/snapper-0.8.15'
Making all in snapper
make[2]: Entering directory '/var/tmp/portage/app-backup/snapper-0.8.15-r1/work/snapper-0.8.15/snapper'
/bin/sh ../libtool  --tag=CXX   --mode=compile x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I..  -I/usr/include/libxml2 -DCONF_DIR='"/etc/conf.d"' -D_FILE_OFFSET_BITS=64 -pipe -march=native -fno-diagnostics-color  -O2 -std=c++11 -Wall -Wextra -Wformat -Wnon-virtual-dtor -Wno-unused-parameter -Wsuggest-override -c -o Snapper.lo Snapper.cc
/bin/sh ../libtool  --tag=CXX   --mode=compile x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I..  -I/usr/include/libxml2 -DCONF_DIR='"/etc/conf.d"' -D_FILE_OFFSET_BITS=64 -pipe -march=native -fno-diagnostics-color  -O2 -std=c++11 -Wall -Wextra -Wformat -Wnon-virtual-dtor -Wno-unused-parameter -Wsuggest-override -c -o Snapshot.lo Snapshot.cc
libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -I/usr/include/libxml2 -DCONF_DIR=\"/etc/conf.d\" -D_FILE_OFFSET_BITS=64 -pipe -march=native -fno-diagnostics-color -O2 -std=c++11 -Wall -Wextra -Wformat -Wnon-virtual-dtor -Wno-unused-parameter -Wsuggest-override -c Snapper.cc  -fPIC -DPIC -o .libs/Snapper.o
libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -I/usr/include/libxml2 -DCONF_DIR=\"/etc/conf.d\" -D_FILE_OFFSET_BITS=64 -pipe -march=native -fno-diagnostics-color -O2 -std=c++11 -Wall -Wextra -Wformat -Wnon-virtual-dtor -Wno-unused-parameter -Wsuggest-override -c Snapshot.cc  -fPIC -DPIC -o .libs/Snapshot.o
/bin/sh ../libtool  --tag=CXX   --mode=compile x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I..  -I/usr/include/libxml2 -DCONF_DIR='"/etc/conf.d"' -D_FILE_OFFSET_BITS=64 -pipe -march=native -fno-diagnostics-color  -O2 -std=c++11 -Wall -Wextra -Wformat -Wnon-virtual-dtor -Wno-unused-parameter -Wsuggest-override -c -o Comparison.lo Comparison.cc
libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -I/usr/include/libxml2 -DCONF_DIR=\"/etc/conf.d\" -D_FILE_OFFSET_BITS=64 -pipe -march=native -fno-diagnostics-color -O2 -std=c++11 -Wall -Wextra -Wformat -Wnon-virtual-dtor -Wno-unused-parameter -Wsuggest-override -c Comparison.cc  -fPIC -DPIC -o .libs/Comparison.o
/bin/sh ../libtool  --tag=CXX   --mode=compile x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I..  -I/usr/include/libxml2 -DCONF_DIR='"/etc/conf.d"' -D_FILE_OFFSET_BITS=64 -pipe -march=native -fno-diagnostics-color  -O2 -std=c++11 -Wall -Wextra -Wformat -Wnon-virtual-dtor -Wno-unused-parameter -Wsuggest-override -c -o Filesystem.lo Filesystem.cc
libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -I/usr/include/libxml2 -DCONF_DIR=\"/etc/conf.d\" -D_FILE_OFFSET_BITS=64 -pipe -march=native -fno-diagnostics-color -O2 -std=c++11 -Wall -Wextra -Wformat -Wnon-virtual-dtor -Wno-unused-parameter -Wsuggest-override -c Filesystem.cc  -fPIC -DPIC -o .libs/Filesystem.o
/bin/sh ../libtool  --tag=CXX   --mode=compile x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I..  -I/usr/include/libxml2 -DCONF_DIR='"/etc/conf.d"' -D_FILE_OFFSET_BITS=64 -pipe -march=native -fno-diagnostics-color  -O2 -std=c++11 -Wall -Wextra -Wformat -Wnon-virtual-dtor -Wno-unused-parameter -Wsuggest-override -c -o File.lo File.cc
libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -I/usr/include/libxml2 -DCONF_DIR=\"/etc/conf.d\" -D_FILE_OFFSET_BITS=64 -pipe -march=native -fno-diagnostics-color -O2 -std=c++11 -Wall -Wextra -Wformat -Wnon-virtual-dtor -Wno-unused-parameter -Wsuggest-override -c File.cc  -fPIC -DPIC -o .libs/File.o
/bin/sh ../libtool  --tag=CXX   --mode=compile x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I..  -I/usr/include/libxml2 -DCONF_DIR='"/etc/conf.d"' -D_FILE_OFFSET_BITS=64 -pipe -march=native -fno-diagnostics-color  -O2 -std=c++11 -Wall -Wextra -Wformat -Wnon-virtual-dtor -Wno-unused-parameter -Wsuggest-override -c -o XmlFile.lo XmlFile.cc
libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -I/usr/include/libxml2 -DCONF_DIR=\"/etc/conf.d\" -D_FILE_OFFSET_BITS=64 -pipe -march=native -fno-diagnostics-color -O2 -std=c++11 -Wall -Wextra -Wformat -Wnon-virtual-dtor -Wno-unused-parameter -Wsuggest-override -c XmlFile.cc  -fPIC -DPIC -o .libs/XmlFile.o
/bin/sh ../libtool  --tag=CXX   --mode=compile x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I..  -I/usr/include/libxml2 -DCONF_DIR='"/etc/conf.d"' -D_FILE_OFFSET_BITS=64 -pipe -march=native -fno-diagnostics-color  -O2 -std=c++11 -Wall -Wextra -Wformat -Wnon-virtual-dtor -Wno-unused-parameter -Wsuggest-override -c -o Enum.lo Enum.cc
libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -I/usr/include/libxml2 -DCONF_DIR=\"/etc/conf.d\" -D_FILE_OFFSET_BITS=64 -pipe -march=native -fno-diagnostics-color -O2 -std=c++11 -Wall -Wextra -Wformat -Wnon-virtual-dtor -Wno-unused-parameter -Wsuggest-override -c Enum.cc  -fPIC -DPIC -o .libs/Enum.o
/bin/sh ../libtool  --tag=CXX   --mode=compile x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I..  -I/usr/include/libxml2 -DCONF_DIR='"/etc/conf.d"' -D_FILE_OFFSET_BITS=64 -pipe -march=native -fno-diagnostics-color  -O2 -std=c++11 -Wall -Wextra -Wformat -Wnon-virtual-dtor -Wno-unused-parameter -Wsuggest-override -c -o AppUtil.lo AppUtil.cc
libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -I/usr/include/libxml2 -DCONF_DIR=\"/etc/conf.d\" -D_FILE_OFFSET_BITS=64 -pipe -march=native -fno-diagnostics-color -O2 -std=c++11 -Wall -Wextra -Wformat -Wnon-virtual-dtor -Wno-unused-parameter -Wsuggest-override -c AppUtil.cc  -fPIC -DPIC -o .libs/AppUtil.o
/bin/sh ../libtool  --tag=CXX   --mode=compile x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I..  -I/usr/include/libxml2 -DCONF_DIR='"/etc/conf.d"' -D_FILE_OFFSET_BITS=64 -pipe -march=native -fno-diagnostics-color  -O2 -std=c++11 -Wall -Wextra -Wformat -Wnon-virtual-dtor -Wno-unused-parameter -Wsuggest-override -c -o AppUtil2.lo AppUtil2.cc
libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -I/usr/include/libxml2 -DCONF_DIR=\"/etc/conf.d\" -D_FILE_OFFSET_BITS=64 -pipe -march=native -fno-diagnostics-color -O2 -std=c++11 -Wall -Wextra -Wformat -Wnon-virtual-dtor -Wno-unused-parameter -Wsuggest-override -c AppUtil2.cc  -fPIC -DPIC -o .libs/AppUtil2.o
/bin/sh ../libtool  --tag=CXX   --mode=compile x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I..  -I/usr/include/libxml2 -DCONF_DIR='"/etc/conf.d"' -D_FILE_OFFSET_BITS=64 -pipe -march=native -fno-diagnostics-color  -O2 -std=c++11 -Wall -Wextra -Wformat -Wnon-virtual-dtor -Wno-unused-parameter -Wsuggest-override -c -o FileUtils.lo FileUtils.cc
libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -I/usr/include/libxml2 -DCONF_DIR=\"/etc/conf.d\" -D_FILE_OFFSET_BITS=64 -pipe -march=native -fno-diagnostics-color -O2 -std=c++11 -Wall -Wextra -Wformat -Wnon-virtual-dtor -Wno-unused-parameter -Wsuggest-override -c FileUtils.cc  -fPIC -DPIC -o .libs/FileUtils.o
/bin/sh ../libtool  --tag=CXX   --mode=compile x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I..  -I/usr/include/libxml2 -DCONF_DIR='"/etc/conf.d"' -D_FILE_OFFSET_BITS=64 -pipe -march=native -fno-diagnostics-color  -O2 -std=c++11 -Wall -Wextra -Wformat -Wnon-virtual-dtor -Wno-unused-parameter -Wsuggest-override -c -o XAttributes.lo XAttributes.cc
libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -I/usr/include/libxml2 -DCONF_DIR=\"/etc/conf.d\" -D_FILE_OFFSET_BITS=64 -pipe -march=native -fno-diagnostics-color -O2 -std=c++11 -Wall -Wextra -Wformat -Wnon-virtual-dtor -Wno-unused-parameter -Wsuggest-override -c XAttributes.cc  -fPIC -DPIC -o .libs/XAttributes.o
FileUtils.cc: In member function ‘ssize_t snapper::SDir::listxattr(const string&, char*, size_t) const’:
FileUtils.cc:494:18: warning: ignoring return value of ‘int chdir(const char*)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  494 |             chdir("/");
      |             ~~~~~^~~~~
FileUtils.cc: In member function ‘ssize_t snapper::SDir::getxattr(const string&, const char*, void*, size_t) const’:
FileUtils.cc:530:18: warning: ignoring return value of ‘int chdir(const char*)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  530 |             chdir("/");
      |             ~~~~~^~~~~
FileUtils.cc: In member function ‘bool snapper::SDir::mount(const string&, const string&, long unsigned int, const string&) const’:
FileUtils.cc:585:18: warning: ignoring return value of ‘int chdir(const char*)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  585 |             chdir("/");
      |             ~~~~~^~~~~
FileUtils.cc:589:14: warning: ignoring return value of ‘int chdir(const char*)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  589 |         chdir("/");
      |         ~~~~~^~~~~
FileUtils.cc: In member function ‘bool snapper::SDir::umount(const string&) const’:
FileUtils.cc:614:18: warning: ignoring return value of ‘int chdir(const char*)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  614 |             chdir("/");
      |             ~~~~~^~~~~
FileUtils.cc:618:14: warning: ignoring return value of ‘int chdir(const char*)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  618 |         chdir("/");
      |         ~~~~~^~~~~
/bin/sh ../libtool  --tag=CXX   --mode=compile x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I..  -I/usr/include/libxml2 -DCONF_DIR='"/etc/conf.d"' -D_FILE_OFFSET_BITS=64 -pipe -march=native -fno-diagnostics-color  -O2 -std=c++11 -Wall -Wextra -Wformat -Wnon-virtual-dtor -Wno-unused-parameter -Wsuggest-override -c -o Log.lo Log.cc
libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -I/usr/include/libxml2 -DCONF_DIR=\"/etc/conf.d\" -D_FILE_OFFSET_BITS=64 -pipe -march=native -fno-diagnostics-color -O2 -std=c++11 -Wall -Wextra -Wformat -Wnon-virtual-dtor -Wno-unused-parameter -Wsuggest-override -c Log.cc  -fPIC -DPIC -o .libs/Log.o
/bin/sh ../libtool  --tag=CXX   --mode=compile x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I..  -I/usr/include/libxml2 -DCONF_DIR='"/etc/conf.d"' -D_FILE_OFFSET_BITS=64 -pipe -march=native -fno-diagnostics-color  -O2 -std=c++11 -Wall -Wextra -Wformat -Wnon-virtual-dtor -Wno-unused-parameter -Wsuggest-override -c -o Logger.lo Logger.cc
libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -I/usr/include/libxml2 -DCONF_DIR=\"/etc/conf.d\" -D_FILE_OFFSET_BITS=64 -pipe -march=native -fno-diagnostics-color -O2 -std=c++11 -Wall -Wextra -Wformat -Wnon-virtual-dtor -Wno-unused-parameter -Wsuggest-override -c Logger.cc  -fPIC -DPIC -o .libs/Logger.o
/bin/sh ../libtool  --tag=CXX   --mode=compile x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I..  -I/usr/include/libxml2 -DCONF_DIR='"/etc/conf.d"' -D_FILE_OFFSET_BITS=64 -pipe -march=native -fno-diagnostics-color  -O2 -std=c++11 -Wall -Wextra -Wformat -Wnon-virtual-dtor -Wno-unused-parameter -Wsuggest-override -c -o Compare.lo Compare.cc
libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -I/usr/include/libxml2 -DCONF_DIR=\"/etc/conf.d\" -D_FILE_OFFSET_BITS=64 -pipe -march=native -fno-diagnostics-color -O2 -std=c++11 -Wall -Wextra -Wformat -Wnon-virtual-dtor -Wno-unused-parameter -Wsuggest-override -c Compare.cc  -fPIC -DPIC -o .libs/Compare.o
/bin/sh ../libtool  --tag=CXX   --mode=compile x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I..  -I/usr/include/libxml2 -DCONF_DIR='"/etc/conf.d"' -D_FILE_OFFSET_BITS=64 -pipe -march=native -fno-diagnostics-color  -O2 -std=c++11 -Wall -Wextra -Wformat -Wnon-virtual-dtor -Wno-unused-parameter -Wsuggest-override -c -o SystemCmd.lo SystemCmd.cc
libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -I/usr/include/libxml2 -DCONF_DIR=\"/etc/conf.d\" -D_FILE_OFFSET_BITS=64 -pipe -march=native -fno-diagnostics-color -O2 -std=c++11 -Wall -Wextra -Wformat -Wnon-virtual-dtor -Wno-unused-parameter -Wsuggest-override -c SystemCmd.cc  -fPIC -DPIC -o .libs/SystemCmd.o
/bin/sh ../libtool  --tag=CXX   --mode=compile x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I..  -I/usr/include/libxml2 -DCONF_DIR='"/etc/conf.d"' -D_FILE_OFFSET_BITS=64 -pipe -march=native -fno-diagnostics-color  -O2 -std=c++11 -Wall -Wextra -Wformat -Wnon-virtual-dtor -Wno-unused-parameter -Wsuggest-override -c -o AsciiFile.lo AsciiFile.cc
libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -I/usr/include/libxml2 -DCONF_DIR=\"/etc/conf.d\" -D_FILE_OFFSET_BITS=64 -pipe -march=native -fno-diagnostics-color -O2 -std=c++11 -Wall -Wextra -Wformat -Wnon-virtual-dtor -Wno-unused-parameter -Wsuggest-override -c AsciiFile.cc  -fPIC -DPIC -o .libs/AsciiFile.o
/bin/sh ../libtool  --tag=CXX   --mode=compile x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I..  -I/usr/include/libxml2 -DCONF_DIR='"/etc/conf.d"' -D_FILE_OFFSET_BITS=64 -pipe -march=native -fno-diagnostics-color  -O2 -std=c++11 -Wall -Wextra -Wformat -Wnon-virtual-dtor -Wno-unused-parameter -Wsuggest-override -c -o Regex.lo Regex.cc
libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -I/usr/include/libxml2 -DCONF_DIR=\"/etc/conf.d\" -D_FILE_OFFSET_BITS=64 -pipe -march=native -fno-diagnostics-color -O2 -std=c++11 -Wall -Wextra -Wformat -Wnon-virtual-dtor -Wno-unused-parameter -Wsuggest-override -c Regex.cc  -fPIC -DPIC -o .libs/Regex.o
/bin/sh ../libtool  --tag=CXX   --mode=compile x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I..  -I/usr/include/libxml2 -DCONF_DIR='"/etc/conf.d"' -D_FILE_OFFSET_BITS=64 -pipe -march=native -fno-diagnostics-color  -O2 -std=c++11 -Wall -Wextra -Wformat -Wnon-virtual-dtor -Wno-unused-parameter -Wsuggest-override -c -o Acls.lo Acls.cc
libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -I/usr/include/libxml2 -DCONF_DIR=\"/etc/conf.d\" -D_FILE_OFFSET_BITS=64 -pipe -march=native -fno-diagnostics-color -O2 -std=c++11 -Wall -Wextra -Wformat -Wnon-virtual-dtor -Wno-unused-parameter -Wsuggest-override -c Acls.cc  -fPIC -DPIC -o .libs/Acls.o
/bin/sh ../libtool  --tag=CXX   --mode=compile x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I..  -I/usr/include/libxml2 -DCONF_DIR='"/etc/conf.d"' -D_FILE_OFFSET_BITS=64 -pipe -march=native -fno-diagnostics-color  -O2 -std=c++11 -Wall -Wextra -Wformat -Wnon-virtual-dtor -Wno-unused-parameter -Wsuggest-override -c -o Hooks.lo Hooks.cc
libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -I/usr/include/libxml2 -DCONF_DIR=\"/etc/conf.d\" -D_FILE_OFFSET_BITS=64 -pipe -march=native -fno-diagnostics-color -O2 -std=c++11 -Wall -Wextra -Wformat -Wnon-virtual-dtor -Wno-unused-parameter -Wsuggest-override -c Hooks.cc  -fPIC -DPIC -o .libs/Hooks.o
/bin/sh ../libtool  --tag=CXX   --mode=compile x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I..  -I/usr/include/libxml2 -DCONF_DIR='"/etc/conf.d"' -D_FILE_OFFSET_BITS=64 -pipe -march=native -fno-diagnostics-color  -O2 -std=c++11 -Wall -Wextra -Wformat -Wnon-virtual-dtor -Wno-unused-parameter -Wsuggest-override -c -o Exception.lo Exception.cc
libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -I/usr/include/libxml2 -DCONF_DIR=\"/etc/conf.d\" -D_FILE_OFFSET_BITS=64 -pipe -march=native -fno-diagnostics-color -O2 -std=c++11 -Wall -Wextra -Wformat -Wnon-virtual-dtor -Wno-unused-parameter -Wsuggest-override -c Exception.cc  -fPIC -DPIC -o .libs/Exception.o
/bin/sh ../libtool  --tag=CXX   --mode=compile x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I..  -I/usr/include/libxml2 -DCONF_DIR='"/etc/conf.d"' -D_FILE_OFFSET_BITS=64 -pipe -march=native -fno-diagnostics-color  -O2 -std=c++11 -Wall -Wextra -Wformat -Wnon-virtual-dtor -Wno-unused-parameter -Wsuggest-override -c -o Btrfs.lo Btrfs.cc
/bin/sh ../libtool  --tag=CXX   --mode=compile x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I..  -I/usr/include/libxml2 -DCONF_DIR='"/etc/conf.d"' -D_FILE_OFFSET_BITS=64 -pipe -march=native -fno-diagnostics-color  -O2 -std=c++11 -Wall -Wextra -Wformat -Wnon-virtual-dtor -Wno-unused-parameter -Wsuggest-override -c -o BtrfsUtils.lo BtrfsUtils.cc
libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -I/usr/include/libxml2 -DCONF_DIR=\"/etc/conf.d\" -D_FILE_OFFSET_BITS=64 -pipe -march=native -fno-diagnostics-color -O2 -std=c++11 -Wall -Wextra -Wformat -Wnon-virtual-dtor -Wno-unused-parameter -Wsuggest-override -c BtrfsUtils.cc  -fPIC -DPIC -o .libs/BtrfsUtils.o
libtool: compile:  x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I.. -I/usr/include/libxml2 -DCONF_DIR=\"/etc/conf.d\" -D_FILE_OFFSET_BITS=64 -pipe -march=native -fno-diagnostics-color -O2 -std=c++11 -Wall -Wextra -Wformat -Wnon-virtual-dtor -Wno-unused-parameter -Wsuggest-override -c Btrfs.cc  -fPIC -DPIC -o .libs/Btrfs.o
BtrfsUtils.cc: In function ‘snapper::BtrfsUtils::subvolid_t snapper::BtrfsUtils::get_default_id(int)’:
BtrfsUtils.cc:168:27: error: ‘BTRFS_ROOT_TREE_OBJECTID’ was not declared in this scope
  168 |             sk->tree_id = BTRFS_ROOT_TREE_OBJECTID;
      |                           ^~~~~~~~~~~~~~~~~~~~~~~~
BtrfsUtils.cc:170:32: error: ‘BTRFS_ROOT_TREE_DIR_OBJECTID’ was not declared in this scope
  170 |             sk->max_objectid = BTRFS_ROOT_TREE_DIR_OBJECTID;
      |                                ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
BtrfsUtils.cc:172:28: error: ‘BTRFS_DIR_ITEM_KEY’ was not declared in this scope
  172 |             sk->max_type = BTRFS_DIR_ITEM_KEY;
      |                            ^~~~~~~~~~~~~~~~~~
BtrfsUtils.cc:188:28: error: ‘btrfs_stack_dir_name_len’ was not declared in this scope
  188 |             int name_len = btrfs_stack_dir_name_len(di);
      |                            ^~~~~~~~~~~~~~~~~~~~~~~~
BtrfsUtils.cc:189:49: error: invalid use of incomplete type ‘struct snapper::BtrfsUtils::get_default_id(int)::btrfs_dir_item’
  189 |             const char* name = (const char*)(di + 1);
      |                                              ~~~^~~
BtrfsUtils.cc:187:20: note: forward declaration of ‘struct snapper::BtrfsUtils::get_default_id(int)::btrfs_dir_item’
  187 |             struct btrfs_dir_item* di = (struct btrfs_dir_item*)(sh + 1);
      |                    ^~~~~~~~~~~~~~
BtrfsUtils.cc:193:47: error: invalid use of incomplete type ‘struct snapper::BtrfsUtils::get_default_id(int)::btrfs_dir_item’
  193 |             return btrfs_disk_key_objectid(&di->location);
      |                                               ^~
BtrfsUtils.cc:187:20: note: forward declaration of ‘struct snapper::BtrfsUtils::get_default_id(int)::btrfs_dir_item’
  187 |             struct btrfs_dir_item* di = (struct btrfs_dir_item*)(sh + 1);
      |                    ^~~~~~~~~~~~~~
BtrfsUtils.cc:193:20: error: ‘btrfs_disk_key_objectid’ was not declared in this scope
  193 |             return btrfs_disk_key_objectid(&di->location);
      |                    ^~~~~~~~~~~~~~~~~~~~~~~
BtrfsUtils.cc: In function ‘std::string snapper::BtrfsUtils::get_subvolume(int, snapper::BtrfsUtils::subvolid_t)’:
BtrfsUtils.cc:202:17: error: ‘btrfs_subvolid_resolve’ was not declared in this scope
  202 |             if (btrfs_subvolid_resolve(fd, path, sizeof(path), id) != 0)
      |                 ^~~~~~~~~~~~~~~~~~~~~~
BtrfsUtils.cc: In function ‘snapper::BtrfsUtils::qgroup_t snapper::BtrfsUtils::calc_qgroup(uint64_t, snapper::BtrfsUtils::subvolid_t)’:
BtrfsUtils.cc:308:30: error: ‘BTRFS_QGROUP_LEVEL_SHIFT’ was not declared in this scope
  308 |             return (level << BTRFS_QGROUP_LEVEL_SHIFT) | id;
      |                              ^~~~~~~~~~~~~~~~~~~~~~~~
BtrfsUtils.cc: In function ‘uint64_t snapper::BtrfsUtils::get_level(snapper::BtrfsUtils::qgroup_t)’:
BtrfsUtils.cc:315:30: error: ‘BTRFS_QGROUP_LEVEL_SHIFT’ was not declared in this scope
  315 |             return qgroup >> BTRFS_QGROUP_LEVEL_SHIFT;
      |                              ^~~~~~~~~~~~~~~~~~~~~~~~
BtrfsUtils.cc: In function ‘uint64_t snapper::BtrfsUtils::get_id(snapper::BtrfsUtils::qgroup_t)’:
BtrfsUtils.cc:322:39: error: ‘BTRFS_QGROUP_LEVEL_SHIFT’ was not declared in this scope
  322 |             return qgroup & ((1LLU << BTRFS_QGROUP_LEVEL_SHIFT) - 1);
      |                                       ^~~~~~~~~~~~~~~~~~~~~~~~
BtrfsUtils.cc: In function ‘size_t snapper::BtrfsUtils::qgroups_tree_search(int, const snapper::BtrfsUtils::TreeSearchOpts&)’:
BtrfsUtils.cc:442:27: error: ‘BTRFS_QUOTA_TREE_OBJECTID’ was not declared in this scope
  442 |             sk->tree_id = BTRFS_QUOTA_TREE_OBJECTID;
      |                           ^~~~~~~~~~~~~~~~~~~~~~~~~
BtrfsUtils.cc:444:32: error: ‘BTRFS_LAST_FREE_OBJECTID’ was not declared in this scope
  444 |             sk->max_objectid = BTRFS_LAST_FREE_OBJECTID;
      |                                ^~~~~~~~~~~~~~~~~~~~~~~~
BtrfsUtils.cc:448:32: error: ‘u64’ was not declared in this scope
  448 |             sk->max_transid = (u64)(-1);
      |                                ^~~
BtrfsUtils.cc:463:20: error: expected ‘;’ before ‘off’
  463 |                 u64 off = 0;
      |                    ^~~~
      |                    ;
BtrfsUtils.cc:467:107: error: ‘off’ was not declared in this scope
  467 | earch_header* sh = (struct btrfs_ioctl_search_header*)(args.buf + off);
      |                                                                   ^~~

BtrfsUtils.cc: In function ‘snapper::BtrfsUtils::qgroup_t snapper::BtrfsUtils::qgroup_find_free(int, uint64_t)’:
BtrfsUtils.cc:500:45: error: ‘BTRFS_QGROUP_INFO_KEY’ was not declared in this scope
  500 |             TreeSearchOpts tree_search_opts(BTRFS_QGROUP_INFO_KEY);
      |                                             ^~~~~~~~~~~~~~~~~~~~~
BtrfsUtils.cc:502:71: error: ‘BTRFS_QGROUP_LEVEL_SHIFT’ was not declared in this scope
  502 |   tree_search_opts.max_offset = calc_qgroup(level, (1LLU << BTRFS_QGROUP_LEVEL_SHIFT) - 1);
      |                                                             ^~~~~~~~~~~~~~~~~~~~~~~~

BtrfsUtils.cc: In function ‘std::vector<long unsigned int> snapper::BtrfsUtils::qgroup_query_children(int, snapper::BtrfsUtils::qgroup_t)’:
BtrfsUtils.cc:531:45: error: ‘BTRFS_QGROUP_RELATION_KEY’ was not declared in this scope
  531 |             TreeSearchOpts tree_search_opts(BTRFS_QGROUP_RELATION_KEY);
      |                                             ^~~~~~~~~~~~~~~~~~~~~~~~~
BtrfsUtils.cc: In function ‘snapper::BtrfsUtils::QGroupUsage snapper::BtrfsUtils::qgroup_query_usage(int, snapper::BtrfsUtils::qgroup_t)’:
BtrfsUtils.cc:550:45: error: ‘BTRFS_QGROUP_INFO_KEY’ was not declared in this scope
  550 |             TreeSearchOpts tree_search_opts(BTRFS_QGROUP_INFO_KEY);
      |                                             ^~~~~~~~~~~~~~~~~~~~~
BtrfsUtils.cc: In lambda function:
BtrfsUtils.cc:555:47: error: aggregate ‘snapper::BtrfsUtils::qgroup_query_usage(int, snapper::BtrfsUtils::qgroup_t)::<lambda(const btrfs_ioctl_search_args&, const btrfs_ioctl_search_header&)>::btrfs_qgroup_info_item info’ has incomplete type and cannot be defined
  555 |                 struct btrfs_qgroup_info_item info;
      |                                               ^~~~
BtrfsUtils.cc:558:43: error: ‘le64_to_cpu’ was not declared in this scope
  558 |                 qgroup_usage.referenced = le64_to_cpu(info.referenced);
      |                                           ^~~~~~~~~~~
make[2]: *** [Makefile:594: BtrfsUtils.lo] Error 1
make[2]: *** Waiting for unfinished jobs....
Btrfs.cc: In member function ‘virtual void snapper::Btrfs::deleteSnapshot(unsigned int) const’:
Btrfs.cc:423:67: error: ‘subvolid’ was not declared in this scope; did you mean ‘subvolume’?
  423 |           qgroup_destroy(subvolume_dir.fd(), calc_qgroup(0, subvolid));
      |                                                             ^~~~~~~~
      |                                                             subvolume
make[2]: *** [Makefile:594: Btrfs.lo] Error 1
make[2]: Leaving directory '/var/tmp/portage/app-backup/snapper-0.8.15-r1/work/snapper-0.8.15/snapper'
make[1]: *** [Makefile:563: all-recursive] Error 1
make[1]: Leaving directory '/var/tmp/portage/app-backup/snapper-0.8.15-r1/work/snapper-0.8.15'
make: *** [Makefile:466: all] Error 2
 * ERROR: app-backup/snapper-0.8.15-r1::gentoo failed (compile phase):
 *   emake failed
 * 
 * If you need support, post the output of `emerge --info '=app-backup/snapper-0.8.15-r1::gentoo'`,
 * the complete build log and the output of `emerge -pqv '=app-backup/snapper-0.8.15-r1::gentoo'`.
 * The complete build log is located at '/var/log/portage/app-backup:snapper-0.8.15-r1:20210513-035248.log'.
 * For convenience, a symlink to the build log is located at '/var/tmp/portage/app-backup/snapper-0.8.15-r1/temp/build.log'.
 * The ebuild environment file is located at '/var/tmp/portage/app-backup/snapper-0.8.15-r1/temp/environment'.
 * Working directory: '/var/tmp/portage/app-backup/snapper-0.8.15-r1/work/snapper-0.8.15'
 * S: '/var/tmp/portage/app-backup/snapper-0.8.15-r1/work/snapper-0.8.15'