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authorMichał Górny <mgorny@gentoo.org>2022-02-22 08:26:04 +0100
committerMichał Górny <mgorny@gentoo.org>2022-02-25 16:53:07 +0100
commit025a6339ffc6f52ac78793b43d0cda01e5c35108 (patch)
tree5d3b1acb41d3c4ac37227eda8b0ac6c8e0b74ff4 /eclass/distutils-r1.eclass
parentdistutils-r1.eclass: Update the desc for PEP517 mode (diff)
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distutils-r1.eclass: Make build-backend getting more reliable
Protect build-backend getter against stray output to stdout. Signed-off-by: Michał Górny <mgorny@gentoo.org>
Diffstat (limited to 'eclass/distutils-r1.eclass')
-rw-r--r--eclass/distutils-r1.eclass6
1 files changed, 4 insertions, 2 deletions
diff --git a/eclass/distutils-r1.eclass b/eclass/distutils-r1.eclass
index f6c797a9684e..d95b9525db40 100644
--- a/eclass/distutils-r1.eclass
+++ b/eclass/distutils-r1.eclass
@@ -939,10 +939,12 @@ _distutils-r1_get_backend() {
# if pyproject.toml exists, try getting the backend from it
# NB: this could fail if pyproject.toml doesn't list one
build_backend=$(
- "${EPYTHON}" - <<-EOF 2>/dev/null
+ "${EPYTHON}" - 3>&1 &>/dev/null <<-EOF
+ import os
import tomli
print(tomli.load(open("pyproject.toml", "rb"))
- ["build-system"]["build-backend"])
+ ["build-system"]["build-backend"],
+ file=os.fdopen(3, "w"))
EOF
)
fi