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Trap failures and print an error message. Use file descriptors to avoid swallowing errors.

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This commit is contained in:
Sam Stephenson 2011-08-07 15:41:20 -05:00
parent 1a8c14377f
commit 2b26f23dde
1 changed files with 24 additions and 12 deletions
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36
bin/ruby-build
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@ -1,6 +1,7 @@
#!/bin/bash #!/bin/bash
set -e set -E
exec 3<&2 # preserve original stderr at fd 3
abs_dirname() { abs_dirname() {
local cwd="$(pwd)" local cwd="$(pwd)"
@ -16,12 +17,15 @@ abs_dirname() {
cd "$cwd" cd "$cwd"
} }
log() { build_failed() {
if [ -z "$VERBOSE" ]; then { echo
cat >>"$LOG_PATH" echo "BUILD FAILED"
else echo
tee -a "$LOG_PATH" echo "Inspect or clean up the working tree at ${TEMP_PATH}"
fi echo "Results logged to ${LOG_PATH}"
echo
} >&3
exit 1
} }
install_package() { install_package() {
@ -47,14 +51,14 @@ download_package() {
echo "Downloading ${package_url}..." >&2 echo "Downloading ${package_url}..." >&2
{ curl "$package_url" > "${package_name}.tar.gz" { curl "$package_url" > "${package_name}.tar.gz"
} 2>&1 | log } >&4 2>&1
} }
extract_package() { extract_package() {
local package_name="$1" local package_name="$1"
{ tar xzvf "${package_name}.tar.gz" { tar xzvf "${package_name}.tar.gz"
} 2>&1 | log } >&4 2>&1
} }
build_package() { build_package() {
@ -80,14 +84,14 @@ build_package_standard() {
{ ./configure --prefix="$PREFIX_PATH" { ./configure --prefix="$PREFIX_PATH"
make -j 2 make -j 2
make install make install
} 2>&1 | log } >&4 2>&1
} }
build_package_ruby() { build_package_ruby() {
local package_name="$1" local package_name="$1"
{ "$RUBY_BIN" setup.rb { "$RUBY_BIN" setup.rb
} 2>&1 | log } >&4 2>&1
} }
build_package_rbx() { build_package_rbx() {
@ -95,7 +99,7 @@ build_package_rbx() {
{ ./configure --prefix="$PREFIX_PATH" { ./configure --prefix="$PREFIX_PATH"
rake install rake install
} 2>&1 | log } >&4 2>&1
} }
build_package_copy() { build_package_copy() {
@ -181,12 +185,20 @@ TEMP_PATH="/tmp/ruby-build.${SEED}"
RUBY_BIN="${PREFIX_PATH}/bin/ruby" RUBY_BIN="${PREFIX_PATH}/bin/ruby"
CWD="$(pwd)" CWD="$(pwd)"
exec 4<> "$LOG_PATH" # open the log file at fd 4
if [ -n "$VERBOSE" ]; then
tail -f "$LOG_PATH" &
trap "kill 0" SIGINT SIGTERM EXIT
fi
export LDFLAGS="-L'${PREFIX_PATH}/lib' ${LDFLAGS}" export LDFLAGS="-L'${PREFIX_PATH}/lib' ${LDFLAGS}"
export CPPFLAGS="-I'${PREFIX_PATH}/include' ${CPPFLAGS}" export CPPFLAGS="-I'${PREFIX_PATH}/include' ${CPPFLAGS}"
unset RUBYOPT unset RUBYOPT
unset RUBYLIB unset RUBYLIB
trap build_failed ERR
mkdir -p "$TEMP_PATH" mkdir -p "$TEMP_PATH"
source "$DEFINITION_PATH" source "$DEFINITION_PATH"
rm -fr "$TEMP_PATH" rm -fr "$TEMP_PATH"
trap - ERR