[Buildroot] [PATCH] package/syslog-ng: fix build if net-snmp is installed on the host
Yann E. MORIN
yann.morin.1998 at free.fr
Tue Mar 17 20:29:00 UTC 2020
Thomas, All,
On 2020-03-16 16:01 +0100, Thomas De Schampheleire spake thusly:
> From: Thomas De Schampheleire <thomas.de_schampheleire at nokia.com>
>
> If syslog-ng is selected in Buildroot and net-snmp is not, but net-snmp is
> found on the host machine (at least its net-snmp-config script) then
> compilation of syslog-ng fails with:
>
> CC modules/snmp-dest/modules_snmp_dest_libsnmpdest_la-snmpdest-grammar.lo
> CC modules/snmp-dest/modules_snmp_dest_libsnmpdest_la-snmpdest.lo
> CC modules/snmp-dest/modules_snmp_dest_libsnmpdest_la-snmpdest-plugin.lo
> arm-none-linux-gnueabi-gcc: ERROR: unsafe header/library path used in cross-compilation: '-I/usr/include'
> make[3]: *** [Makefile:17397: modules/snmp-dest/modules_snmp_dest_libsnmpdest_la-snmpdest-grammar.lo] Error 1
> make[3]: *** Waiting for unfinished jobs....
> arm-none-linux-gnueabi-gcc: ERROR: unsafe header/library path used in cross-compilation: '-I/usr/include'
> make[3]: *** [Makefile:17404: modules/snmp-dest/modules_snmp_dest_libsnmpdest_la-snmpdest.lo] Error 1
> arm-none-linux-gnueabi-gcc: ERROR: unsafe header/library path used in cross-compilation: '-I/usr/include'
> make[3]: *** [Makefile:17411: modules/snmp-dest/modules_snmp_dest_libsnmpdest_la-snmpdest-plugin.lo] Error 1
> make[2]: *** [Makefile:21428: all-recursive] Error 1
> make[1]: *** [Makefile:8740: all] Error 2
> make[1]: Leaving directory '.../buildroot/output/build/syslog-ng-3.25.1'
> make: *** [package/pkg-generic.mk:269: .../buildroot/output/build/syslog-ng-3.25.1/.stamp_built] Error 2
>
> The path /usr/include is obtained via /usr/bin/net-snmp-config.
>
> The fix comprises two parts:
> 1. only enable net-snmp support in syslog-ng if the net-snmp package is
> enabled in Buildroot
> 2. for the case where net-snmp is selected in Buildroot, fix the configure
> script of syslog-ng to allow parsing --with-netsnmp=<path> correctly.
>
> Signed-off-by: Thomas De Schampheleire <thomas.de_schampheleire at nokia.com>
Applied to master, thanks.
Regards,
Yann E. MORIN.
> ---
> .../0002-configure.ac-fix-with-netsnmp.patch | 41 +++++++++++++++++++
> package/syslog-ng/syslog-ng.mk | 8 ++++
> 2 files changed, 49 insertions(+)
> create mode 100644 package/syslog-ng/0002-configure.ac-fix-with-netsnmp.patch
>
> diff --git a/package/syslog-ng/0002-configure.ac-fix-with-netsnmp.patch b/package/syslog-ng/0002-configure.ac-fix-with-netsnmp.patch
> new file mode 100644
> index 0000000000..f5b2a39bba
> --- /dev/null
> +++ b/package/syslog-ng/0002-configure.ac-fix-with-netsnmp.patch
> @@ -0,0 +1,41 @@
> +From 39ab118a7e79b223941b50b372c8ed51f0e21f4b Mon Sep 17 00:00:00 2001
> +From: Thomas De Schampheleire <thomas.de_schampheleire at nokia.com>
> +Date: Mon, 16 Mar 2020 15:41:03 +0100
> +Subject: [PATCH] configure.ac: fix --with-netsnmp
> +
> +The option '--with-net-snmp' did not work, because later checks were using
> +the variable '$with_netsnmp' rather than '$with_net_snmp'.
> +
> +There are two possible solutions:
> +- make the option '--with-netsnmp'
> +- change the internal variables
> +
> +Taking into account that latest upstream has moved away from autotools and
> +towards cmake, we opt for the first option that has the least amount of
> +changes.
> +
> +Signed-off-by: Thomas De Schampheleire <thomas.de_schampheleire at nokia.com>
> +Upstream-status: not applicable (latest upstream moved to cmake)
> +
> +---
> + configure.ac | 4 ++--
> + 1 file changed, 2 insertions(+), 2 deletions(-)
> +
> +diff --git a/configure.ac b/configure.ac
> +index bfc85c32d..392ab8bf3 100644
> +--- a/configure.ac
> ++++ b/configure.ac
> +@@ -148,8 +148,8 @@ AC_ARG_WITH(libnet,
> + ,
> + [with_libnet=""])
> +
> +-AC_ARG_WITH(net-snmp,
> +- [ --with-net-snmp=path use path to net-snmp-config script],
> ++AC_ARG_WITH(netsnmp,
> ++ [ --with-netsnmp=path use path to net-snmp-config script],
> + ,
> + [with_netsnmp=""])
> +
> +--
> +2.24.1
> +
> diff --git a/package/syslog-ng/syslog-ng.mk b/package/syslog-ng/syslog-ng.mk
> index 9b7e9a1317..156bd95593 100644
> --- a/package/syslog-ng/syslog-ng.mk
> +++ b/package/syslog-ng/syslog-ng.mk
> @@ -97,6 +97,14 @@ else
> SYSLOG_NG_CONF_OPTS += --disable-systemd
> endif
>
> +ifeq ($(BR2_PACKAGE_NETSNMP),y)
> +SYSLOG_NG_DEPENDENCIES += netsnmp
> +SYSLOG_NG_CONF_OPTS += --enable-snmp-dest
> +SYSLOG_NG_CONF_OPTS += --with-netsnmp="$(STAGING_DIR)/usr/bin"
> +else
> +SYSLOG_NG_CONF_OPTS += --disable-snmp-dest
> +endif
> +
> define SYSLOG_NG_INSTALL_INIT_SYSV
> $(INSTALL) -m 0755 -D package/syslog-ng/S01syslog-ng \
> $(TARGET_DIR)/etc/init.d/S01syslog-ng
> --
> 2.24.1
>
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