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- SECTION = "devel"
- # Need binutils for libiberty.a
- # Would need transfig-native for documentation if it wasn't disabled
- DEPENDS = "elfutils binutils"
- SUMMARY = "An ELF prelinking utility"
- HOMEPAGE = "http://git.yoctoproject.org/cgit.cgi/prelink-cross/about/"
- DESCRIPTION = "The prelink package contains a utility which modifies ELF shared libraries \
- and executables, so that far fewer relocations need to be resolved at \
- runtime and thus programs come up faster."
- LICENSE = "GPLv2"
- LIC_FILES_CHKSUM = "file://COPYING;md5=c93c0550bd3173f4504b2cbd8991e50b"
- SRCREV = "f9975537dbfd9ade0fc813bd5cf5fcbe41753a37"
- PV = "1.0+git${SRCPV}"
- #
- # The cron script attempts to re-prelink the system daily -- on
- # systems where users are adding applications, this might be reasonable
- # but for embedded, we should be re-running prelink -a after an update.
- #
- # Default is prelinking is enabled.
- #
- SUMMARY_${PN}-cron = "Cron scripts to control automatic prelinking"
- DESCRIPTION_${PN}-cron = "Cron scripts to control automatic prelinking. \
- See: ${sysconfdir}/cron.daily/prelink for configuration information."
- FILES_${PN}-cron = "${sysconfdir}/cron.daily ${sysconfdir}/default"
- PACKAGES =+ "${PN}-cron"
- SRC_URI = "git://git.yoctoproject.org/prelink-cross.git;branch=cross_prelink_staging \
- file://0001-Add-MIPS-gnu-hash-support.patch \
- file://prelink.conf \
- file://prelink.cron.daily \
- file://prelink.default \
- file://macros.prelink \
- "
- UPSTREAM_CHECK_COMMITS = "1"
- # error: error.h: No such file or directory
- COMPATIBLE_HOST_libc-musl = 'null'
- TARGET_OS_ORIG := "${TARGET_OS}"
- OVERRIDES_append = ":${TARGET_OS_ORIG}"
- S = "${WORKDIR}/git"
- inherit autotools
- BBCLASSEXTEND = "native"
- EXTRA_OECONF = "--disable-selinux --with-pkgversion=${PV}-${PR} \
- --with-bugurl=http://bugzilla.yoctoproject.org/"
- #
- # For target prelink we need to ensure paths match the lib path layout
- # including for any configured multilibs
- #
- python do_linkerpaths () {
- values = all_multilib_tune_list(["TUNE_ARCH", "baselib", "ABIEXTENSION"], d)
- arches = values["TUNE_ARCH"]
- baselibs = values["baselib"]
- abis = values["ABIEXTENSION"]
- def replace_lines(f, search, replacement, d, firstonly = False, secondonly = False):
- f = d.expand(f)
- if search == replacement:
- return
- bb.debug(2, "Replacing %s with %s in %s" % (search, replacement, f))
- with open(f, "r") as data:
- lines = data.readlines()
- with open(f, "w") as data:
- for line in lines:
- if not secondonly and not firstonly:
- line = line.replace(search, replacement)
- elif secondonly and search in line:
- secondonly = False
- elif firstonly and search and search in line:
- line = line.replace(search, replacement)
- search = None
- data.write(line)
- def replace_lines_rtld(f, search, replacement, section, d):
- f = d.expand(f)
- bb.debug(2, "Replacing %s with %s in %s" % (search, replacement, f))
- with open(f, "r") as data:
- lines = data.readlines()
- found = False
- found2 = False
- with open(f, "w") as data:
- for line in lines:
- if section in line:
- if section == "else" and "if" in line:
- found = False
- else:
- found = True
- if found and "dst_LIB =" in line:
- found2 = True
- elif "}" in line:
- found = False
- found2 = False
- if found2:
- line = line.replace(search, replacement)
- data.write(line)
- for i, arch in enumerate(arches):
- tune_baselib = baselibs[i]
- abi = abis[i]
- bits = 32
- if arch == "powerpc":
- replace_lines("${S}/src/arch-ppc.c", "/lib/ld.so.1", "/" + tune_baselib + "/ld.so.1", d)
- elif arch == "powerpc64":
- replace_lines("${S}/src/arch-ppc64.c", "/lib64/ld64.so.1", "/" + tune_baselib + "/ld64.so.1", d)
- bits = 64
- elif arch == "x86_64":
- if abi == "x32":
- replace_lines("${S}/src/arch-x86_64.c", "/libx32/ld-linux-x32.so.2", "/" + tune_baselib + "/ld-linux-x32.so.2", d)
- else:
- replace_lines("${S}/src/arch-x86_64.c", "/lib64/ld-linux-x86-64.so.2", "/" + tune_baselib + "/ld-linux-x86-64.so.2", d)
- bits = 64
- elif arch == "arm":
- replace_lines("${S}/src/arch-arm.c", "/lib/ld-linux.so.3", "/" + tune_baselib + "/ld-linux.so.3", d)
- replace_lines("${S}/src/arch-arm.c", "/lib/ld-linux-armhf.so.3", "/" + tune_baselib + "/ld-linux-armhf.so.3", d)
- elif arch == "mips" or arch == "mipsel":
- replace_lines("${S}/src/arch-mips.c", "/lib/ld.so.1", "/" + tune_baselib + "/ld.so.1", d, firstonly=True)
- replace_lines("${S}/src/arch-mips.c", "/lib32/ld.so.1", "/" + tune_baselib + "/ld.so.1", d)
- elif arch == "mips64" or arch == "mips64el":
- replace_lines("${S}/src/arch-mips.c", "/lib/ld.so.1", "/" + tune_baselib + "/ld.so.1", d, secondonly=True)
- replace_lines("${S}/src/arch-mips.c", "/lib64/ld.so.1", "/" + tune_baselib + "/ld.so.1", d)
- bits = 64
- elif arch.endswith("86"):
- replace_lines("${S}/src/arch-i386.c", "/lib/ld-linux.so.2", "/" + tune_baselib + "/ld-linux.so.2", d)
- if bits == 32 and tune_baselib != "lib":
- replace_lines_rtld("${S}/src/rtld/rtld.c", "lib", tune_baselib, "else", d)
- if bits == 64 and tune_baselib != "lib64":
- replace_lines_rtld("${S}/src/rtld/rtld.c", "lib64", tune_baselib, "use_64bit", d)
- }
- python () {
- overrides = d.getVar("OVERRIDES").split(":")
- if "class-target" in overrides:
- bb.build.addtask('do_linkerpaths', 'do_configure', 'do_patch', d)
- }
- do_configure_prepend () {
- # Disable documentation!
- echo "all:" > ${S}/doc/Makefile.am
- }
- do_install_append () {
- install -d ${D}${sysconfdir}/cron.daily ${D}${sysconfdir}/default ${D}${sysconfdir}/rpm
- install -m 0644 ${WORKDIR}/prelink.conf ${D}${sysconfdir}/prelink.conf
- install -m 0644 ${WORKDIR}/prelink.cron.daily ${D}${sysconfdir}/cron.daily/prelink
- install -m 0644 ${WORKDIR}/prelink.default ${D}${sysconfdir}/default/prelink
- install -m 0644 ${WORKDIR}/macros.prelink ${D}${sysconfdir}/rpm/macros.prelink
- }
- # If we ae doing a cross install, we want to avoid prelinking.
- # Prelinking during a cross install should be handled by the image-prelink
- # bbclass. If the user desires this to run on the target at first boot
- # they will need to create a custom boot script.
- pkg_postinst_prelink() {
- #!/bin/sh
- if [ "x$D" != "x" ]; then
- exit 0
- fi
- prelink -a
- }
- pkg_prerm_prelink() {
- #!/bin/sh
- if [ "x$D" != "x" ]; then
- exit 1
- fi
- prelink -au
- }
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