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configure: Use -ef to compare paths

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configure checks if it is executed in the source directory by comparing
the literal paths, but there may be multiple representations of a
directory due to symbolic links. Use the -ef operator to tell if they
point to the same directory.

Signed-off-by: Akihiko Odaki <akihiko.odaki@daynix.com>
Link: https://lore.kernel.org/r/20241111-p-v1-1-001006c68b7e@daynix.com
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Akihiko Odaki 2024-11-11 16:19:41 +09:00 committed by Paolo Bonzini
parent 6607b77b94
commit ebcf886d88
1 changed files with 1 additions and 1 deletions
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2
configure vendored
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@ -13,7 +13,7 @@ export CCACHE_RECACHE=yes
# make source path absolute
source_path=$(cd "$(dirname -- "$0")"; pwd)
if test "$PWD" = "$source_path"
if test "$PWD" -ef "$source_path"
then
echo "Using './build' as the directory for build output"