* [Buildroot] [PATCH] erlang: set ERL_TOP to avoid using user's version
@ 2017-02-18 21:01 Frank Hunleth
2017-02-19 22:20 ` Peter Korsgaard
0 siblings, 1 reply; 2+ messages in thread
From: Frank Hunleth @ 2017-02-18 21:01 UTC (permalink / raw)
To: buildroot
Explicitly set the ERL_TOP environment variable to override values set
on a user's system. This prevents Erlang's configure scripts from
using source files outside of the ones that Buildroot downloaded.
Signed-off-by: Frank Hunleth <fhunleth@troodon-software.com>
---
package/erlang/erlang.mk | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/package/erlang/erlang.mk b/package/erlang/erlang.mk
index 3200c38..364085c 100644
--- a/package/erlang/erlang.mk
+++ b/package/erlang/erlang.mk
@@ -30,6 +30,12 @@ ERLANG_CONF_ENV += erl_xcomp_sysroot=$(STAGING_DIR)
ERLANG_CONF_OPTS = --without-javac
+# Force ERL_TOP to the downloaded source directory. This prevents
+# Erlang's configure script from inadvertantly using files from
+# a version of Erlang installed on the host.
+ERLANG_CONF_ENV += ERL_TOP=$(@D)
+HOST_ERLANG_CONF_ENV += ERL_TOP=$(@D)
+
# erlang uses openssl for all things crypto. Since the host tools (such as
# rebar) uses crypto, we need to build host-erlang with support for openssl.
HOST_ERLANG_DEPENDENCIES = host-openssl
--
2.7.4
^ permalink raw reply related [flat|nested] 2+ messages in thread
* [Buildroot] [PATCH] erlang: set ERL_TOP to avoid using user's version
2017-02-18 21:01 [Buildroot] [PATCH] erlang: set ERL_TOP to avoid using user's version Frank Hunleth
@ 2017-02-19 22:20 ` Peter Korsgaard
0 siblings, 0 replies; 2+ messages in thread
From: Peter Korsgaard @ 2017-02-19 22:20 UTC (permalink / raw)
To: buildroot
>>>>> "Frank" == Frank Hunleth <fhunleth@troodon-software.com> writes:
> Explicitly set the ERL_TOP environment variable to override values set
> on a user's system. This prevents Erlang's configure scripts from
> using source files outside of the ones that Buildroot downloaded.
> Signed-off-by: Frank Hunleth <fhunleth@troodon-software.com>
Committed, thanks.
--
Bye, Peter Korsgaard
^ permalink raw reply [flat|nested] 2+ messages in thread
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2017-02-18 21:01 [Buildroot] [PATCH] erlang: set ERL_TOP to avoid using user's version Frank Hunleth
2017-02-19 22:20 ` Peter Korsgaard
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