73 lines
2.6 KiB
Bash
73 lines
2.6 KiB
Bash
# A collection of commands to make it easier to build projects.
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# Default `build` alias to select a `build-dir` then invoke a build, using an
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# alias means the configured build command's completion works out of the box.
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alias build="build-dir --build"
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# Detect installed debugger and set the `debug` alias to debug a program with
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# command line arguments.
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if [ `uname` = Linux ]; then
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if which cgdb &> /dev/null; then
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alias debug='cgdb --args'
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elif which gdb &> /dev/null; then
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alias debug='gdb --args'
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fi
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elif [ `uname` = Darwin ]; then
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which lldb &> /dev/null && \
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alias debug='lldb --'
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fi
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# Store the path to `build-dir.py`, using `${0:a:h}` does not work in a
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# function because it will result in `pwd` not this scripts directory.
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_build_dir_py=${0:a:h}/build-dir.py
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# Interactively choose a `~build` directory for `build` to build.
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# TODO: Support arguments:
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# * [ ] [-h,--help] - show this help message and exit
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# * [x] [--build] - execute the build commend
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# * [ ] <dir> - start in another directory, not `pwd`
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build-dir() {
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# Get a unique filename to store the chosen build directory in.
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[ `uname` = Darwin ] && local file=`mktemp` || local file=`tempfile`
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# Prompt user to choose a build directory.
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python $_build_dir_py $file;
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local error=$?
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# If the file exists, read the build directory from it, then delete it.
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[ -f $file ] && build_dir=$PWD/`cat $file`; rm $file
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# If choosing a build directory failed, return that error.
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[[ "$error" = "0" ]] || return $error
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# If `build.ninja` exists in alias `ninja`, return.
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[ -f $build_dir/build.ninja ] && \
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local build="ninja -C $build_dir"
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# If `Makefile` exists in alias `make`, return.
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if [ -f $build_dir/Makefile ]; then
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[ `uname` = Darwin ] && \
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local cpu_count=`sysctl -n hw.ncpu` ||
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local cpu_count=`grep -c '^processor' /proc/cpuinfo`
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local build="make -j $cpu_count -C $build_dir"
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fi
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# If the build variable is not defined the command could not be determined.
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if [ -z $build ]; then
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# TODO: Prompt user to choose a build command?
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echo "could not determine build command"
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return 1
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fi
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# Redefine the `build` alias and update the `~build` hash directory.
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alias build="$build"
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hash -d build=$build_dir
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# If `--build` is specified then evaluate the command.
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[[ "$1" = "--build" ]] && eval $build || true
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}
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# Build then run a target residing in `$build_dir/bin`.
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build-run() {
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local target=$1; shift 1
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build $target && $build_dir/bin/$target $*
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}
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# Build then debug a target residing in `$build_dir/bin`.
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build-debug() {
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local target=$1; shift 1
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build $target && debug $build_dir/bin/$target $*
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}
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