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https://github.com/notwa/rc
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add comments to compile
i know you're not supposed to comment *what* you're doing but this is bash/zsh it can't be helped
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parent
b6207c104b
commit
9a1dc4d488
39
sh/compile
39
sh/compile
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@ -1,6 +1,6 @@
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#!/usr/bin/env zsh
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# I'll just leave this here
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# I'll just leave this here...
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__setup_clang_ubuntu() {
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local site="http://apt.llvm.org"
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local name="$(lsb_release -c | cut -f2)"
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@ -30,9 +30,9 @@ compile() {
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local cl
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local vc
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if [ -n "$MSYSTEM" ]; then
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if [ -z "$clang" ]; then
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# maybe we have clang-msvc installed
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if [ -n "$MSYSTEM" ]; then # using msys2?
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if [ -z "$clang" ]; then # don't have native clang?
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# then maybe we have clang-msvc installed.
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local dir
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printf "%s\n" "/c/Program Files/LLVM"*(On/N[1]) | read -r dir
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if [ -d "$dir" ] && [ -e "$dir/bin/clang" ]; then
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@ -46,6 +46,7 @@ compile() {
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fi
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fi
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# detect and setup MSVC.
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local clarch
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[ "$MSYSTEM" = MINGW64 ] && clarch="/amd64" || clarch=""
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local arch
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@ -71,7 +72,7 @@ compile() {
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clang_flags+=(-I "$d")
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done
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# convert msys2 paths to windows paths
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# convert msys2 paths to windows paths.
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export INCLUDE="${${INCLUDE//\/c\//C:\\}//\//\\}"
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export LIB="${${LIB//\/c\//C:\\}//\//\\}"
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export LIBPATH="${${LIBPATH//\/c\//C:\\}//\//\\}"
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@ -93,26 +94,32 @@ compile() {
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return 1
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fi
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# set some defaults.
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local sepples=0
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[ -n "$clang" ] && local CC=clang || local CC=gcc
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[ -n "$clang" ] && local CXX=clang++ || local CXX=g++
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local our_flags=(-I.)
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# guess if we're compiling C++ by the file extension.
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local file=${@[-1]}
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[ "${file##*.}" = "c" ] || [ "${file##*.}" = "h" ] || sepples=1
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# select the appropriate executable if a compiler name is given.
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{ [ "$1" = clang ] && CC="clang" && CXX="clang++" && shift } || \
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{ [ "$1" = gcc ] && CC="gcc" && CXX="g++" && shift } || \
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{ [ "$1" = msvc ] && CC="cl" && CXX="cl" && shift }
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# add our clang-specific flags. (currently just for clang-msvc)
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[ $CC = clang ] && [ -n "$clang_flags" ] && our_flags+="${clang_flags[@]}"
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# if they exist, include some directories that contain useful headers.
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maybe_include() {
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[ -d "$1" ] && our_flags+=("-I$1")
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}
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maybe_include "-I$HOME/opt/local/include"
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maybe_include "-I$HOME/src/ustl"
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# set our build flags for each mode.
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if [ $CC = cl ]; then
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our_flags+=(-nologo -utf-8)
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local debug_flags=(-Od -ZI -sdl);
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@ -142,6 +149,7 @@ compile() {
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fi
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fi
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# select appropriate version and executable for the language.
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local compiler=
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if [ $sepples -eq 1 ]; then
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compiler=$CXX
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@ -158,6 +166,7 @@ compile() {
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fi
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fi
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# utilize clang's vast debugging and hardening features where available.
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if [ $CC = clang ]; then
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debug_flags+=(-ftrapv)
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[ -z "$MSYSTEM" ] && local gold=gold || local gold=lld
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@ -175,19 +184,20 @@ compile() {
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fi
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fi
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# select and merge the flags for our build mode.
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# TODO: add static option.
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{ [ "$1" = debug ] && our_flags+=($debug_flags) && shift } || \
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{ [ "$1" = release ] && our_flags+=($release_flags) && shift } || \
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{ [ "$1" = derelease ] && our_flags+=($dr_flags) && shift } || \
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{ [ "$1" = hardened ] && our_flags+=($hardened_flags) && shift } || \
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{ our_flags+=($debug_flags) } # our default
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# TODO add static option
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local flags=(${@[1,-2]})
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# drop everything past the first dot and use that as our output filename.
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local out=/tmp/${${file%%.*}##*/}
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if [ -n "$MSYSTEM" ]; then
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# explicitly output to .exe to avoid weirdness
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# explicitly output as .exe to avoid weirdness.
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out="$out.exe"
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fi
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@ -195,17 +205,20 @@ compile() {
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# allow multiple source files (using the firstmost to determine the program name)
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# by generating a file that #includes each given file.
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# move -l flags to the end because gcc won't respect them otherwise
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# split warning flags so they don't spam the console
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local final_flags=()
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local libraries=()
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local warnings=()
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for flag in $our_flags $flags; do
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# move -l flags to the end because gcc won't respect them otherwise.
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if [[ $flag == -l* ]]; then
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libraries+=($flag)
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# split warning flags so they don't spam the console.
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elif [[ $flag == -W* ]] && [[ $flag != -Wl* ]]; then
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warnings+=($flag)
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if [ $CC = cl ] && [ $flag = -Wall ]; then
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# disable some obnoxious msvc warnings.
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warnings+=(
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-wd4505 # unreferenced local function has been removed
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-wd4514 # unreferenced inline function has been removed
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@ -215,23 +228,29 @@ compile() {
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-wd4711 # function selected for automatic inline expansion
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)
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fi
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else
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if [ $CC = clang ]; then
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# these are specific to gcc. (for now)
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if [ $flag = "-findirect-inlining" ] \
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|| [ $flag = "-finline-small-functions" ]; then
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continue
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fi
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fi
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if [ $clang_msvc -eq 1 ]; then
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# remove linker-related flags from our compiler-only clang.
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if [ $flag = "-Wl,--gc-sections" ] \
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|| [ $flag = "-s" ]; then
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continue
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fi
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fi
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final_flags+=($flag)
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fi
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done
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# do the thing!
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[ $CC = cl ] && local outflag=-Fe: || local outflag=-o
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echo $compiler $std ${final_flags[@]} $file ${libraries[@]} $outflag $out >&2
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$compiler $std ${final_flags[@]} $file ${libraries[@]} ${warnings[@]} $outflag $out >&2
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