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Only show log info when something has been logged

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This commit is contained in:
Sam Stephenson 2011-10-21 09:22:05 -05:00
parent a7dc9b120a
commit 9463182dec
1 changed files with 19 additions and 3 deletions
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22
bin/ruby-build
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@ -28,13 +28,29 @@ build_failed() {
echo "BUILD FAILED" echo "BUILD FAILED"
echo echo
echo "Inspect or clean up the working tree at ${TEMP_PATH}" echo "Inspect or clean up the working tree at ${TEMP_PATH}"
echo "Results logged to ${LOG_PATH}"
echo "Last 10 log lines:" if file_is_not_empty "$LOG_PATH"; then
tail -n 10 $LOG_PATH echo "Results logged to ${LOG_PATH}"
echo
echo "Last 10 log lines:"
tail -n 10 "$LOG_PATH"
fi
} >&3 } >&3
exit 1 exit 1
} }
file_is_not_empty() {
local filename="$1"
local line_count="$(wc -l "$filename" 2>/dev/null || true)"
if [ -n "$line_count" ]; then
words=( $line_count )
[ "${words[0]}" -gt 0 ]
else
return 1
fi
}
install_package() { install_package() {
install_package_using "tarball" 1 $* install_package_using "tarball" 1 $*
} }