Simplify cc: Remove old logic and add better tests.
- removed a lot of old logic that was only still needed for tests. - Added better unit tests for dependency RPATH, -L, and -I args - tests now check whether the compiler omits -I args in link mode.
This commit is contained in:
Todd Gamblin
138
lib/spack/env/cc
vendored
138
lib/spack/env/cc
vendored
@@ -114,7 +114,9 @@ case "$command" in
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;;
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esac
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# If any of the arguments below is present then the mode is vcheck. In vcheck mode nothing is added in terms of extra search paths or libraries
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# If any of the arguments below is present then the mode is vcheck. In
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# vcheck mode nothing is added in terms of extra search paths or
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# libraries
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if [ -z "$mode" ]; then
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for arg in "$@"; do
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if [ "$arg" = -v -o "$arg" = -V -o "$arg" = --version -o "$arg" = -dumpversion ]; then
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@@ -125,7 +127,6 @@ if [ -z "$mode" ]; then
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fi
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# Finish setting up the mode.
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if [ -z "$mode" ]; then
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mode=ccld
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for arg in "$@"; do
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@@ -162,127 +163,18 @@ fi
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input_command="$@"
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args=("$@")
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# Dump parsed values for unit testing if asked for
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if [[ -n $SPACK_TEST_COMMAND ]]; then
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#
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# Now do real parsing of the command line args, trying hard to keep
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# non-rpath linker arguments in the proper order w.r.t. other command line
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# arguments. This is important for things like groups.
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#
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includes=()
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libraries=()
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libs=()
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rpaths=()
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other_args=()
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while [ -n "$1" ]; do
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case "$1" in
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-I*)
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arg="${1#-I}"
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if [ -z "$arg" ]; then shift; arg="$1"; fi
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includes+=("$arg")
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;;
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-L*)
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arg="${1#-L}"
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if [ -z "$arg" ]; then shift; arg="$1"; fi
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libraries+=("$arg")
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;;
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-l*)
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arg="${1#-l}"
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if [ -z "$arg" ]; then shift; arg="$1"; fi
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libs+=("$arg")
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;;
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-Wl,*)
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arg="${1#-Wl,}"
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# TODO: Handle multiple -Wl, continuations of -Wl,-rpath
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if [[ $arg == -rpath=* ]]; then
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arg="${arg#-rpath=}"
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for rpath in ${arg//,/ }; do
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rpaths+=("$rpath")
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done
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elif [[ $arg == -rpath,* ]]; then
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arg="${arg#-rpath,}"
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for rpath in ${arg//,/ }; do
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rpaths+=("$rpath")
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done
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elif [[ $arg == -rpath ]]; then
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shift; arg="$1"
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if [[ $arg != '-Wl,'* ]]; then
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die "-Wl,-rpath was not followed by -Wl,*"
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fi
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arg="${arg#-Wl,}"
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for rpath in ${arg//,/ }; do
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rpaths+=("$rpath")
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done
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else
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other_args+=("-Wl,$arg")
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fi
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;;
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-Xlinker)
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shift; arg="$1";
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if [[ $arg = -rpath=* ]]; then
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rpaths+=("${arg#-rpath=}")
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elif [[ $arg = -rpath ]]; then
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shift; arg="$1"
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if [[ $arg != -Xlinker ]]; then
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die "-Xlinker -rpath was not followed by -Xlinker <arg>"
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fi
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shift; arg="$1"
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rpaths+=("$arg")
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else
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other_args+=("-Xlinker")
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other_args+=("$arg")
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fi
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;;
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*)
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other_args+=("$1")
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;;
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esac
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shift
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done
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IFS=$'\n'
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case "$SPACK_TEST_COMMAND" in
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dump-includes) echo "${includes[*]}";;
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dump-libraries) echo "${libraries[*]}";;
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dump-libs) echo "${libs[*]}";;
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dump-rpaths) echo "${rpaths[*]}";;
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dump-other-args) echo "${other_args[*]}";;
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dump-all)
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echo "INCLUDES:"
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echo "${includes[*]}"
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echo
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echo "LIBRARIES:"
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echo "${libraries[*]}"
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echo
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echo "LIBS:"
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echo "${libs[*]}"
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echo
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echo "RPATHS:"
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echo "${rpaths[*]}"
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echo
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echo "ARGS:"
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echo "${other_args[*]}"
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;;
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*)
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die "ERROR: Unknown test command"
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;;
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esac
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exit
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fi
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# Read spack dependencies from the path environment variable
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IFS=':' read -ra deps <<< "$SPACK_DEPENDENCIES"
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for dep in "${deps[@]}"; do
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# Prepend include directories
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if [[ -d $dep/include ]]; then
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if [[ $mode = cpp || $mode = cc || $mode = as || $mode = ccld ]]; then
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args=("-I$dep/include" "${args[@]}")
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fi
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fi
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# Prepend lib and RPATH directories
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if [[ -d $dep/lib ]]; then
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# libraries+=("$dep/lib")
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if [[ $mode = ccld ]]; then
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args=("-L$dep/lib" "-Wl,-rpath,$dep/lib" "${args[@]}")
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elif [[ $mode = ld ]]; then
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@@ -290,8 +182,8 @@ for dep in "${deps[@]}"; do
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fi
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fi
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# Prepend lib64 and RPATH directories
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if [[ -d $dep/lib64 ]]; then
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# libraries+=("$dep/lib64")
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if [[ $mode = ccld ]]; then
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args=("-L$dep/lib64" "-Wl,-rpath,$dep/lib64" "${args[@]}")
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elif [[ $mode = ld ]]; then
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@@ -302,18 +194,8 @@ done
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# Include all -L's and prefix/whatever dirs in rpath
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if [[ $mode = ccld ]]; then
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# for dir in "${libraries[@]}"; do
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# if [[ dir = $SPACK_INSTALL* ]]; then
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# args=("-Wl,-rpath,$dir" "${args[@]}")
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# fi
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# done
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args=("-Wl,-rpath,$SPACK_PREFIX/lib" "-Wl,-rpath,$SPACK_PREFIX/lib64" "${args[@]}")
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elif [[ $mode = ld ]]; then
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# for dir in "${libraries[@]}"; do
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# if [[ dir = $SPACK_INSTALL* ]]; then
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# args=("-rpath" "$dir" "${args[@]}")
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# fi
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# done
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args=("-rpath" "$SPACK_PREFIX/lib" "-rpath" "$SPACK_PREFIX/lib64" "${args[@]}")
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fi
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@@ -345,6 +227,14 @@ export PATH
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full_command=("$command" "${args[@]}")
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# In test command mode, write out full command for Spack tests.
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if [[ $SPACK_TEST_COMMAND = dump-args ]]; then
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echo "${full_command[@]}"
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exit
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elif [[ -n $SPACK_TEST_COMMAND ]]; then
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die "ERROR: Unknown test command"
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fi
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#
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# Write the input and output commands to debug logs if it's asked for.
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#
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