1require glibc-common.inc
2require glibc-ld.inc
3
4DEPENDS = "virtual/${TARGET_PREFIX}gcc libgcc-initial linux-libc-headers"
5
6PROVIDES = "virtual/libc"
7PROVIDES += "virtual/libintl virtual/libiconv"
8inherit autotools texinfo systemd
9
10LEAD_SONAME = "libc.so"
11
12# msgfmt could come from gettext-native but we don't depend on that and
13# disable for reproducibility
14CACHED_CONFIGUREVARS += " \
15  ac_cv_path_BASH_SHELL=${base_bindir}/bash \
16  ac_cv_prog_MSGFMT= \
17  libc_cv_slibdir=${base_libdir} \
18  libc_cv_rootsbindir=${base_sbindir} \
19  libc_cv_localedir=${localedir} \
20  libc_cv_ssp_strong=no \
21  libc_cv_ssp_all=no \
22  libc_cv_ssp=no \
23"
24
25# ifunc doesn't appear to work on mips, casuses libbfd assertion failures
26CACHED_CONFIGUREVARS_append_mipsarch = " libc_cv_ld_gnu_indirect_function=no"
27
28GLIBC_EXTRA_OECONF ?= ""
29GLIBC_EXTRA_OECONF_class-nativesdk = ""
30
31# glibc uses PARALLELMFLAGS variable to pass parallel build info so transfer
32# PARALLEL_MAKE into PARALLELMFLAGS and empty out PARALLEL_MAKE
33EGLIBCPARALLELISM := "PARALLELMFLAGS="${PARALLEL_MAKE}""
34EXTRA_OEMAKE[vardepsexclude] += "EGLIBCPARALLELISM"
35EXTRA_OEMAKE += "${EGLIBCPARALLELISM}"
36PARALLEL_MAKE = ""
37
38# glibc make-syscalls.sh has a number of issues with /bin/dash and
39# it's output which make calls via the SHELL also has issues, so
40# ensure make uses /bin/bash
41EXTRA_OEMAKE += "SHELL=/bin/bash"
42
43do_configure_prepend() {
44	sed -e "s#@BASH@#/bin/sh#" -i ${S}/elf/ldd.bash.in
45}
46
47# Enable backtrace from abort()
48do_configure_append_arm () {
49	echo "CFLAGS-abort.c = -fasynchronous-unwind-tables" >> ${B}/configparms
50	echo "CFLAGS-raise.c = -fasynchronous-unwind-tables" >> ${B}/configparms
51}
52