Austin Harris has submitted this change. ( https://gem5-review.googlesource.com/c/public/gem5/+/50257 )

Change subject: scons: allow building gem5 in a nix environment
......................................................................

scons: allow building gem5 in a nix environment

Binaries in nixpkgs are wrapped to use NIX_ environment variables, so
add these to the variables used by scons so that gem5 can be built on a
system using nix.

Change-Id: Iad59db6a4c84d8c7131f309af83618ced1624cfb
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/50257
Reviewed-by: Gabe Black <gabe.bl...@gmail.com>
Maintainer: Gabe Black <gabe.bl...@gmail.com>
Tested-by: kokoro <noreply+kok...@google.com>
---
M site_scons/gem5_scons/defaults.py
1 file changed, 18 insertions(+), 0 deletions(-)

Approvals:
  Gabe Black: Looks good to me, approved; Looks good to me, approved
  kokoro: Regressions pass




diff --git a/site_scons/gem5_scons/defaults.py b/site_scons/gem5_scons/defaults.py
index 8309505..1f8d5d5 100644
--- a/site_scons/gem5_scons/defaults.py
+++ b/site_scons/gem5_scons/defaults.py
@@ -55,6 +55,7 @@
         "DISTCC_",         # distcc (distributed compiler wrapper) config
         "INCLUDE_SERVER_", # distcc pump server settings
         "M5",              # M5 configuration (e.g., path to kernels)
+        "NIX_",            # wrapped binaries if using nix package manager
         ]

     for key,val in sorted(os.environ.items()):

--
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Gerrit-Project: public/gem5
Gerrit-Branch: develop
Gerrit-Change-Id: Iad59db6a4c84d8c7131f309af83618ced1624cfb
Gerrit-Change-Number: 50257
Gerrit-PatchSet: 6
Gerrit-Owner: Austin Harris <m...@austin-harris.com>
Gerrit-Reviewer: Austin Harris <m...@austin-harris.com>
Gerrit-Reviewer: Gabe Black <gabe.bl...@gmail.com>
Gerrit-Reviewer: kokoro <noreply+kok...@google.com>
Gerrit-CC: Bobby R. Bruce <bbr...@ucdavis.edu>
Gerrit-MessageType: merged
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