解决 Builroot 系统编译 perl 编译报错问题

本文提供一种修复 Builroot 系统编译 perl 编译报错途径

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2025-05-04T22:45:08 rm -f pod/perl5261delta.pod
2025-05-04T22:45:08 /usr/bin/ln -s perldelta.pod pod/perl5261delta.pod
2025-05-04T22:45:08 /usr/bin/gcc -c -DPERL_CORE -fwrapv -fpcc-struct-return -pipe -fstack-protector-strong -I/usr/local/include -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -O2 -Wall op.c
2025-05-04T22:45:08 In file included from numeric.c:30:
2025-05-04T22:45:08 In function 'S_my_atof_infnan',
2025-05-04T22:45:08 inlined from 'Perl_my_atof2' at numeric.c:1428:21:
2025-05-04T22:45:08 perl.h:6262:29: warning: argument 1 null where non-null expected [-Wnonnull]
2025-05-04T22:45:08 6262 | #  define Perl_strtod(s, e) strtod(s, e)
2025-05-04T22:45:08 |                             ^~~~~~~~~~~~
2025-05-04T22:45:08 numeric.c:1303:18: note: in expansion of macro 'Perl_strtod'
2025-05-04T22:45:08 1303 |             nv = Perl_strtod(fake, &endp);
2025-05-04T22:45:08 |                  ^~~~~~~~~~~
2025-05-04T22:45:08 /usr/bin/gcc -c -DPERL_CORE -fwrapv -fpcc-struct-return -pipe -fstack-protector-strong -I/usr/local/include -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -O2 -Wall perly.c
2025-05-04T22:45:08 In file included from perl.h:790,
2025-05-04T22:45:08 from numeric.c:30:
2025-05-04T22:45:08 numeric.c: In function 'Perl_my_atof2':
2025-05-04T22:45:08 /usr/include/stdlib.h:118:15: note: in a call to function 'strtod' declared 'nonnull'
2025-05-04T22:45:08 118 | extern double strtod (const char *__restrict __nptr,
2025-05-04T22:45:08 |               ^~~~~~
2025-05-04T22:45:10 /usr/bin/gcc -fstack-protector-strong -L/usr/local/lib -o miniperl     opmini.o perlmini.o  gv.o toke.o perly.o pad.o regcomp.o dump.o util.o mg.o reentr.o mro_core.o keywords.o hv.o av.o run.o pp_hot.o sv.o pp.o scope.o pp_ctl.o pp_sys.o doop.o doio.o regexec.o utf8.o taint.o deb.o universal.o globals.o perlio.o perlapi.o numeric.o mathoms.o locale.o pp_pack.o pp_sort.o caretx.o dquote.o time64.o  miniperlmain.o  -lpthread -lnsl -ldl -lm -lcrypt -lutil -lc
2025-05-04T22:45:10 ./miniperl -w -Ilib -Idist/Exporter/lib -MExporter -e '<?>' || sh -c 'echo >&2 Failed to build miniperl.  Please run make minitest; exit 1'
2025-05-04T22:45:10 Attempt to free unreferenced scalar: SV 0x563360ecf450.
2025-05-04T22:45:10 Segmentation fault (core dumped)
2025-05-04T22:45:10 Failed to build miniperl. Please run make minitest
2025-05-04T22:45:10 make[2]: *** [makefile:364: lib/buildcustomize.pl] Error 1
2025-05-04T22:45:10 make[1]: *** [package/pkg-generic.mk:231: /home/binwatson/rk3568/rk356x_linux/buildroot/output/rockchip_rk3568/build/host-perl-5.26.1/.stamp_built] Error 2
2025-05-04T22:45:10 make: *** [/home/binwatson/rk3568/rk356x_linux/buildroot/output/rockchip_rk3568/Makefile:16: _all] Error 2
Command exited with non-zero status 1
you take 49:19.11 to build builroot
ERROR: Running build_buildroot failed!
ERROR: exit code 1 from line 412:
    /usr/bin/time -f "you take %E to build builroot" $COMMON_DIR/mk-buildroot.sh $BOARD_CONFIG

本篇解决思路与 Ubuntu22.04及以上版本buildroot SIGSTKSZ 报错问题相同，主要思路是通过升级 perl 来解决：

perl-cross-.6.2：https://github.com/arsv/perl-cross/releases/tag/1.6.2
perl-5.40.0：https://www.cpan.org/src/5.0/

修改 buildroot/package/perl 下面两个文件 perl.mk 和 perl.hash：

################################################################################
#
# perl
#
################################################################################

# When updating the version here, also update utils/scancpan
# 修改 PERL_VERSION_MAJOR = 40 为 40 版本
PERL_VERSION_MAJOR = 40
# 修改 PERL_VERSION_MAJOR = 5.x.0 为 5.x.0 这里的 x 是上面的 40
PERL_VERSION = 5.$(PERL_VERSION_MAJOR).0
PERL_SITE = http://www.cpan.org/src/5.0
PERL_SOURCE = perl-$(PERL_VERSION).tar.xz
PERL_LICENSE = Artistic or GPL-1.0+
PERL_LICENSE_FILES = Artistic Copying README
PERL_INSTALL_STAGING = YES

# 配置 perl-cross 的版本为 1.6.2
PERL_CROSS_VERSION = 1.6.2
# DO NOT refactor with the github helper (the result is not the same)
PERL_CROSS_SITE = https://github.com/arsv/perl-cross/releases/download/$(PERL_CROSS_VERSION)
PERL_CROSS_SOURCE = perl-cross-$(PERL_CROSS_VERSION).tar.gz
PERL_EXTRA_DOWNLOADS = $(PERL_CROSS_SITE)/$(PERL_CROSS_SOURCE)

# We use the perlcross hack to cross-compile perl. It should
# be extracted over the perl sources, so we don't define that
# as a separate package. Instead, it is downloaded and extracted
# together with perl
define PERL_CROSS_EXTRACT
        $(call suitable-extractor,$(PERL_CROSS_SOURCE)) $(DL_DIR)/$(PERL_CROSS_SOURCE) | \
        $(TAR) --strip-components=1 -C $(@D) $(TAR_OPTIONS) -
endef
PERL_POST_EXTRACT_HOOKS += PERL_CROSS_EXTRACT

# Even though perl is not an autotools-package, it uses config.sub and
# config.guess. Up-to-date versions of these files may be needed to build perl
# on newer host architectures, so we borrow the hook which updates them from the
# autotools infrastructure.
PERL_POST_PATCH_HOOKS += UPDATE_CONFIG_HOOK

ifeq ($(BR2_PACKAGE_BERKELEYDB),y)
PERL_DEPENDENCIES += berkeleydb
endif
ifeq ($(BR2_PACKAGE_GDBM),y)
PERL_DEPENDENCIES += gdbm
endif

# We have to override LD, because an external multilib toolchain ld is not
# wrapped to provide the required sysroot options.
PERL_CONF_OPTS = \
        --target=$(GNU_TARGET_NAME) \
        --target-tools-prefix=$(TARGET_CROSS) \
        --prefix=/usr \
        -Dld="$(TARGET_CC)" \
        -Dccflags="$(TARGET_CFLAGS)" \
        -Dldflags="$(TARGET_LDFLAGS) -lm" \
        -Dmydomain="" \
        -Dmyhostname="noname" \
        -Dmyuname="Buildroot $(BR2_VERSION_FULL)" \
        -Dosname=linux \
        -Dosvers=$(LINUX_VERSION) \
        -Dperladmin=root

ifeq ($(shell expr $(PERL_VERSION_MAJOR) % 2), 1)
PERL_CONF_OPTS += -Dusedevel
endif

ifeq ($(BR2_STATIC_LIBS),y)
PERL_CONF_OPTS += --all-static --no-dynaloader
endif

PERL_MODULES = $(call qstrip,$(BR2_PACKAGE_PERL_MODULES))
ifneq ($(PERL_MODULES),)
PERL_CONF_OPTS += --only-mod=$(subst $(space),$(comma),$(PERL_MODULES))
endif

define PERL_CONFIGURE_CMDS
        (cd $(@D); $(TARGET_MAKE_ENV) HOSTCC='$(HOSTCC_NOCCACHE)' \
                ./configure $(PERL_CONF_OPTS))
        $(SED) 's/UNKNOWN-/Buildroot $(BR2_VERSION_FULL) /' $(@D)/patchlevel.h
endef

define PERL_BUILD_CMDS
        $(TARGET_MAKE_ENV) $(MAKE1) -C $(@D) all
endef

define PERL_INSTALL_STAGING_CMDS
        $(TARGET_MAKE_ENV) $(MAKE1) -C $(@D) DESTDIR="$(STAGING_DIR)" install.perl install.sym
endef

define PERL_INSTALL_TARGET_CMDS
        $(TARGET_MAKE_ENV) $(MAKE1) -C $(@D) DESTDIR="$(TARGET_DIR)" install.perl install.sym
endef

HOST_PERL_CONF_OPTS = \
        -des \
        -Dprefix="$(HOST_DIR)" \
        -Dcc="$(HOSTCC)"

define HOST_PERL_CONFIGURE_CMDS
        (cd $(@D); $(HOST_MAKE_ENV) HOSTCC='$(HOSTCC_NOCCACHE)' \
                ./Configure $(HOST_PERL_CONF_OPTS))
endef

define HOST_PERL_BUILD_CMDS
        $(HOST_MAKE_ENV) $(MAKE) -C $(@D)
endef

define HOST_PERL_INSTALL_CMDS
        $(HOST_MAKE_ENV) $(MAKE) -C $(@D) INSTALL_DEPENDENCE='' install
endef

$(eval $(generic-package))
$(eval $(host-generic-package))

define PERL_FINALIZE_TARGET
        rm -rf $(TARGET_DIR)/usr/lib/perl5/$(PERL_VERSION)/pod
        rm -rf $(TARGET_DIR)/usr/lib/perl5/$(PERL_VERSION)/$(PERL_ARCHNAME)/CORE
        find $(TARGET_DIR)/usr/lib/perl5/ -name 'extralibs.ld' -print0 | xargs -0 rm -f
        find $(TARGET_DIR)/usr/lib/perl5/ -name '*.bs' -print0 | xargs -0 rm -f
        find $(TARGET_DIR)/usr/lib/perl5/ -name '.packlist' -print0 | xargs -0 rm -f
endef
PERL_TARGET_FINALIZE_HOOKS += PERL_FINALIZE_TARGET

更新 perl.hash 文件里面压缩包的哈希值：

# Hashes from: http://www.cpan.org/src/5.0/perl-5.26.1.tar.xz.{md5,sha1,sha256}.txt
# md5    70e988b4318739b0cf3ad5e120bfde88                                 perl-5.26.1.tar.xz
# sha1   403bb1804cb41416153d908eea093f2be22a77f6                         perl-5.26.1.tar.xz
# sha256 fe8208133e73e47afc3251c08d2c21c5a60160165a8ab8b669c43a420e4ec680 perl-5.26.1.tar.xz

md5    cfe14ef0709b9687f9c514042e8e1e82                                 perl-5.40.0.tar.xz
sha1   4a3af1f62afc611aa1552adc6c7ec389e9723bce                         perl-5.40.0.tar.xz
sha256 c740348f357396327a9795d3e8323bafd0fe8a5c7835fc1cbaba0cc8dfe7161f perl-5.40.0.tar.xz

# Hashes from: http://github.com/arsv/perl-cross/releases/download/1.1.8/perl-cross-1.1.8.hash
# sha256        08e626ed9c419b8a695a8762ff8b41a553023175e4ad67b5e858fc9b4322521c  perl-cross-1.1.8.tar.gz
sha256 131f7496152ee32067dbac2bc9b44b2f582fc778140e545701b3b2faee782f1d  perl-cross-1.6.2.tar.gz
sha256 8e6beb9ca0ffbc4b9c6550d56f622ecd33d5635ee8af9a8f269fd81f40fb6801  Artistic
sha256 d77d235e41d54594865151f4751e835c5a82322b0e87ace266567c3391a4b912  Copying
sha256 0f593e7e670a85f7199c57c1f0b3c1c541d414af547fde3a5b0fd7ccc235531a  README

然后回到 SDK 目录，重新编译 buildroot 即可：

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我实测下载很久都没下载下来，因此这里提供一种采用手动下载压缩包的方式：