[Buildroot] [PATCH v5] systemd: allow to build with uClibc toolchains
Waldemar Brodkorb
wbx at openadk.org
Mon Feb 12 20:13:41 UTC 2018
We need to disable any systemd parts using either IDN, NSS or gshadow.
IDN is only disabled in C library function call to getnameinfo(),
it does not effect libidn/libidn2 usage in systemd.
While trying to disable resolve functionality, a typo was recognized.
Tested with qemu-system-arm.
Signed-off-by: Waldemar Brodkorb <wbx at openadk.org>
---
v1 -> v2:
- added Upstream commit URL suggested by Thomas Petazzoni
- rework enable/disable options suggested by Thomas Petazzoni
- extend commit message a little bit
v2 -> v3:
- sync to latest master changes
- remove patches included upstream
- disable features not usable with uClibc-ng lacking nss.h
v3 -> v4:
- add comment about missing nss suggested by Arnout
- add extra parenthesis suggested by Arnout
v4 -> v5:
- update after switch to meson
- fix typo for resolve option
---
package/systemd/Config.in | 3 +++
package/systemd/systemd.mk | 15 +++++++++++++--
system/Config.in | 6 +++---
3 files changed, 19 insertions(+), 5 deletions(-)
diff --git a/package/systemd/Config.in b/package/systemd/Config.in
index 661f40d..81eee96 100644
--- a/package/systemd/Config.in
+++ b/package/systemd/Config.in
@@ -190,6 +190,7 @@ config BR2_PACKAGE_SYSTEMD_MACHINED
config BR2_PACKAGE_SYSTEMD_MYHOSTNAME
bool "enable myhostname NSS plugin"
+ depends on !BR2_TOOLCHAIN_USES_UCLIBC # needs nss.h
default y
help
nss-myhostname is a plug-in module for the GNU Name Service
@@ -245,6 +246,7 @@ config BR2_PACKAGE_SYSTEMD_RANDOMSEED
config BR2_PACKAGE_SYSTEMD_RESOLVED
bool "enable resolve daemon"
+ depends on !BR2_TOOLCHAIN_USES_UCLIBC # needs nss.h
default y
help
systemd-resolved is a system service that provides network
@@ -278,6 +280,7 @@ config BR2_PACKAGE_SYSTEMD_SMACK_SUPPORT
config BR2_PACKAGE_SYSTEMD_SYSUSERS
bool "enable sysusers support"
+ depends on !BR2_TOOLCHAIN_USES_UCLIBC # needs gshadow.h
help
systemd-sysusers creates system users and groups, based on
the file format and location specified in sysusers.d(5).
diff --git a/package/systemd/systemd.mk b/package/systemd/systemd.mk
index 1c31ebb..2bc665e 100644
--- a/package/systemd/systemd.mk
+++ b/package/systemd/systemd.mk
@@ -48,6 +48,17 @@ SYSTEMD_CONF_OPTS += \
-Dmount-path=/usr/bin/mount \
-Dumount-path=/usr/bin/umount
+# disable unsupported features for non-glibc toolchains
+ifeq ($(BR2_TOOLCHAIN_USES_GLIBC),y)
+SYSTEMD_CONF_OPTS += \
+ -Didn=true \
+ -Dnss-systemd=true
+else
+SYSTEMD_CONF_OPTS += \
+ -Didn=false \
+ -Dnss-systemd=false
+endif
+
ifeq ($(BR2_PACKAGE_ACL),y)
SYSTEMD_DEPENDENCIES += acl
SYSTEMD_CONF_OPTS += -Dacl=true
@@ -287,10 +298,10 @@ SYSTEMD_CONF_OPTS += -Dnetworkd=false
endif
ifeq ($(BR2_PACKAGE_SYSTEMD_RESOLVED),y)
-SYSTEMD_CONF_OPTS += -Dresolved=true
+SYSTEMD_CONF_OPTS += -Dresolve=true
SYSTEMD_RESOLVED_USER = systemd-resolve -1 systemd-resolve -1 * - - - Network Name Resolution Manager
else
-SYSTEMD_CONF_OPTS += -Dresolved=false
+SYSTEMD_CONF_OPTS += -Dresolve=false
endif
ifeq ($(BR2_PACKAGE_SYSTEMD_TIMESYNCD),y)
diff --git a/system/Config.in b/system/Config.in
index d48cf8d..7b36516 100644
--- a/system/Config.in
+++ b/system/Config.in
@@ -127,7 +127,7 @@ config BR2_INIT_SYSV
config BR2_INIT_SYSTEMD
bool "systemd"
depends on BR2_PACKAGE_SYSTEMD_ARCH_SUPPORTS
- depends on BR2_TOOLCHAIN_USES_GLIBC
+ depends on BR2_TOOLCHAIN_USES_GLIBC || BR2_TOOLCHAIN_USES_UCLIBC
depends on BR2_USE_WCHAR
depends on BR2_TOOLCHAIN_HAS_THREADS
depends on BR2_TOOLCHAIN_HAS_SSP
@@ -137,8 +137,8 @@ config BR2_INIT_SYSTEMD
select BR2_ROOTFS_MERGED_USR
select BR2_PACKAGE_SYSTEMD
-comment "systemd needs a glibc toolchain, headers >= 3.10"
- depends on !(BR2_TOOLCHAIN_USES_GLIBC \
+comment "systemd needs a glibc or uClibc toolchain, headers >= 3.10"
+ depends on !(BR2_TOOLCHAIN_USES_GLIBC || BR2_TOOLCHAIN_USES_UCLIBC \
&& BR2_TOOLCHAIN_HEADERS_AT_LEAST_3_10)
config BR2_INIT_NONE
--
2.1.4
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