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authorAlyssa Ross <hi@alyssa.is>2021-01-26 18:06:19 +0000
committerAlyssa Ross <hi@alyssa.is>2021-01-26 18:21:18 +0000
commit7ac6743433dd45ceaead2ca96f6356dc0d064ce6 (patch)
treeb68ec89d7d2a8d2b6e6b1ff94ba26d6af4096350 /nixpkgs/pkgs/build-support/setup-hooks
parentc5c7451dbef37b51f52792d6395a670ef5183d27 (diff)
parent891f607d5301d6730cb1f9dcf3618bcb1ab7f10e (diff)
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Merge commit '891f607d5301d6730cb1f9dcf3618bcb1ab7f10e'
Diffstat (limited to 'nixpkgs/pkgs/build-support/setup-hooks')
-rw-r--r--nixpkgs/pkgs/build-support/setup-hooks/reproducible-builds.sh7
-rw-r--r--nixpkgs/pkgs/build-support/setup-hooks/strip.sh2
2 files changed, 7 insertions, 2 deletions
diff --git a/nixpkgs/pkgs/build-support/setup-hooks/reproducible-builds.sh b/nixpkgs/pkgs/build-support/setup-hooks/reproducible-builds.sh
index 2d8db6ff7d3c..5b01c213fe4a 100644
--- a/nixpkgs/pkgs/build-support/setup-hooks/reproducible-builds.sh
+++ b/nixpkgs/pkgs/build-support/setup-hooks/reproducible-builds.sh
@@ -1,4 +1,9 @@
 # Use the last part of the out path as hash input for the build.
 # This should ensure that it is deterministic across rebuilds of the same
 # derivation and not easily collide with other builds.
-export NIX_CFLAGS_COMPILE+=" -frandom-seed=${out##*/}"
+# We also truncate the hash so that it cannot cause reference cycles.
+export NIX_CFLAGS_COMPILE+=" -frandom-seed=$(
+    outbase="${out##*/}"
+    randomseed="${outbase:0:10}"
+    echo $randomseed
+)"
diff --git a/nixpkgs/pkgs/build-support/setup-hooks/strip.sh b/nixpkgs/pkgs/build-support/setup-hooks/strip.sh
index a7cdfd1d2767..c31a50eba57b 100644
--- a/nixpkgs/pkgs/build-support/setup-hooks/strip.sh
+++ b/nixpkgs/pkgs/build-support/setup-hooks/strip.sh
@@ -51,7 +51,7 @@ stripDirs() {
 
     if [ -n "${dirs}" ]; then
         header "stripping (with command $cmd and flags $stripFlags) in$dirs"
-        find $dirs -type f -exec $cmd $commonStripFlags $stripFlags '{}' \; #
+        find $dirs -type f -exec $cmd $commonStripFlags $stripFlags '{}' \; 2>/dev/null
         stopNest
     fi
 }