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@@ -20,14 +20,35 @@ BUILDREV=$(git rev-parse --short HEAD)
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GOVERSION=$(go version | perl -ne '/go version (.*?) / && print $1')
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GOMOBILEVERSION=$(gomobile version | perl -ne '/gomobile version (.*?) / && print $1')
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-# - starts the string with a `{`
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-# - uses the `go list` command and passes it a template string (using the Go template syntax) saying I want all the dependencies of the package in the current directory, printing 1/line via printf
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-# - pipes to `xargs` to run a command on each line output from the first command
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-# - uses `go list` with a template string to print the "Import Path" (from just below `$GOPATH/src`) if the package is not part of the standard library
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-# - pipes to `xargs` again, specifiying `pkg` as the placeholder name for each item being operated on (which is the list of non standard library import paths from the previous step)
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-# - `xargs` runs a bash script (via `-c`) which changes to each import path in sequence, then echoes out `"<import path>":"<subshell output of getting the short git revision>",`
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-# - this leaves a trailing `,` at the end, and no close to the JSON object, so simply `sed` replace the comma before the end of the line with `}` and you now have valid JSON
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-DEPENDENCIES=$(cd ../psi && echo -n "{" && GOOS=android go list -tags "${BUILD_TAGS}" -f '{{range $dep := .Deps}}{{printf "%s\n" $dep}}{{end}}' | GOOS=android xargs go list -tags "${BUILD_TAGS}" -f '{{if not .Standard}}{{.ImportPath}}{{end}}' | xargs -I pkg bash -c 'cd $GOPATH/src/pkg && echo -n "\"pkg\":\"$(git rev-parse --short HEAD)\","' | sed 's/,$/}/')
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+# DEPENDENCIES
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+#
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+# - this script produces a JSON object listing all Go package dependencies,
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+# excluding packages under github.com/Psiphon-Labs/psiphon-tunnel-core/
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+# (thus also excluding vendored packages) which will all have the same rev
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+# as BUILDREV
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+#
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+# - starts the string with a `{` and ends with a `}`
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+#
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+# - uses the `go list` command and passes it a template string (using the Go
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+# template syntax) saying I want all the dependencies of the package in the
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+# current directory, printing 1/line via printf
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+#
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+# - pipes to `xargs` to run a command on each line output from the first
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+# command and uses `go list` with a template string to print the "Import
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+# Path" (from just below `$GOPATH/src`) if the package is not part of the
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+# standard library
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+#
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+# - pipes to `xargs` again, specifiying `pkg` as the placeholder name for each
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+# item being operated on (which is the list of non standard library import
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+# paths from the previous step); `xargs` runs a bash script (via `-c`) which
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+# changes to each import path in sequence, then echoes out, after the
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+# exclusion check, `"<import path>":"<subshell output of getting the short
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+# git revision>",`
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+#
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+# - for non-empty dependency lists, the last command leaves a trailing `,\n` at
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+# the end, so use `sed` and `tr` to remove the suffix.
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+#
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+DEPENDENCIES=$(cd ../psi && echo -n "{" && GOOS=android go list -tags "${BUILD_TAGS}" -f '{{range $dep := .Deps}}{{printf "%s\n" $dep}}{{end}}' | GOOS=android xargs go list -tags "${BUILD_TAGS}" -f '{{if not .Standard}}{{.ImportPath}}{{end}}' | xargs -I pkg bash -c 'cd $GOPATH/src/$0 && if echo -n "$0" | grep -vEq "^github.com/Psiphon-Labs/psiphon-tunnel-core/" ; then echo -n "\"$0\":\"$(git rev-parse --short HEAD)\"," ; fi' pkg | sed 's/,$//' | tr -d '\n' && echo -n "}")
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LDFLAGS="\
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-s \
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Rod Hynes