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* Make nix-env --dry-run print the paths to be substituted correctly
again. (After the previous substituter mechanism refactoring I didn't update the code that obtains the references of substitutable paths.) This required some refactoring: the substituter programs are now kept running and receive/respond to info requests via stdin/stdout.
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14 changed files with 338 additions and 272 deletions
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@ -1,14 +1,25 @@
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#! /bin/sh -e
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echo substituter args: $* >&2
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if test $1 = "--query-paths"; then
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cat $TEST_ROOT/sub-paths
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elif test $1 = "--query-info"; then
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shift
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for i in in $@; do
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echo $i
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echo "" # deriver
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echo 0 # nr of refs
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if test $1 = "--query"; then
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while read cmd; do
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echo FOO $cmd >&2
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if test "$cmd" = "have"; then
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read path
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if grep -q "$path" $TEST_ROOT/sub-paths; then
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echo 1
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else
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echo 0
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fi
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elif test "$cmd" = "info"; then
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read path
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echo 1
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echo "" # deriver
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echo 0 # nr of refs
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else
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echo "bad command $cmd"
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exit 1
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fi
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done
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elif test $1 = "--substitute"; then
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mkdir $2
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@ -1,14 +1,24 @@
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#! /bin/sh -e
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echo substituter2 args: $* >&2
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if test $1 = "--query-paths"; then
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cat $TEST_ROOT/sub-paths
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elif test $1 = "--query-info"; then
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shift
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for i in in $@; do
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echo $i
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echo "" # deriver
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echo 0 # nr of refs
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if test $1 = "--query"; then
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while read cmd; do
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if test "$cmd" = "have"; then
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read path
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if grep -q "$path" $TEST_ROOT/sub-paths; then
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echo 1
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else
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echo 0
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fi
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elif test "$cmd" = "info"; then
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read path
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echo 1
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echo "" # deriver
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echo 0 # nr of refs
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else
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echo "bad command $cmd"
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exit 1
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fi
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done
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elif test $1 = "--substitute"; then
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exit 1
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