188 lines
7.0 KiB
Bash
188 lines
7.0 KiB
Bash
#!/usr/bin/env bash
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CBUILD_VERSION=2.1.4
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CONFIG_VERSION=1
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PROJECT="%PROJECT_NAME%"
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CMP_C="gcc"
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CMP_CPP="g++"
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STD_C="c11"
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STD_CPP="c++11"
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WARN_C="-Wall -Wno-discarded-qualifiers -Wextra -Wno-unused-parameter"
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WARN_CPP="-Wall -Wextra -Wno-unused-parameter"
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SRC_C="$(find src -name '*.c')"
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SRC_CPP="$(find src -name '*.cpp')"
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# Directory with dependency configs.
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# See cbuild/example_dependency_configs
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DEPENDENCY_CONFIGS_DIR='.'
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# List of dependency config files in DEPENDENCY_CONFIGS_DIR separated by space.
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ENABLED_DEPENDENCIES=''
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# OBJDIR structure:
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# ├── objects/ - Compiled object files. Cleans on each call of build task
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# ├── static_libs/ - Symbolic links to static libraries used by linker. Cleans on each call of build task.
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# ├── static_libs/ - Symbolic links to dynamic libraries used by linker. Cleans on each call of build task.
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# └── profile/ - gcc *.gcda profiling info files
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OBJDIR="obj"
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OUTDIR="bin"
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STATIC_LIB_FILE="lib$PROJECT.a"
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# OS-specific options
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case "$OS" in
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WINDOWS)
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EXEC_FILE="$PROJECT.exe"
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SHARED_LIB_FILE="$PROJECT.dll"
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# example: "-I./"
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INCLUDE=""
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;;
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LINUX)
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EXEC_FILE="$PROJECT"
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SHARED_LIB_FILE="$PROJECT.so"
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INCLUDE=""
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;;
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*)
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error "operating system $OS has no configuration variants"
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;;
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esac
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# TASKS
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case "$TASK" in
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# creates executable using profiling info if it exists
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build_exec)
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# -flto applies more optimizations across object files
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# -flto=auto is needed to multithreaded copilation
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# -fuse-linker-plugin is required to use static libs with lto
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# -fprofile-use enables compiler to use profiling info files to optimize executable
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# -fprofile-prefix-path sets path where profiling info about objects are be saved
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# -fdata-sections -ffunction-sections -Wl,--gc-sections removes unused code
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C_ARGS="-O2 -flto=auto -fuse-linker-plugin -fprofile-use -fprofile-prefix-path=$(realpath $OBJDIR)/objects -fdata-sections -ffunction-sections -Wl,--gc-sections"
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CPP_ARGS="$C_ARGS"
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LINKER_ARGS="$CPP_ARGS"
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PRE_TASK_SCRIPT=
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TASK_SCRIPT=cbuild/default_tasks/build_exec.sh
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POST_TASK_SCRIPT=
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;;
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# creates executable with debug info and no optimizations
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build_exec_dbg)
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C_ARGS="-O0 -g3"
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CPP_ARGS="$C_ARGS"
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LINKER_ARGS="$CPP_ARGS"
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PRE_TASK_SCRIPT=
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TASK_SCRIPT=cbuild/default_tasks/build_exec.sh
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POST_TASK_SCRIPT=
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;;
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# creates shared library
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build_shared_lib)
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C_ARGS="-O2 -fpic -flto -shared"
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CPP_ARGS="$C_ARGS"
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LINKER_ARGS="$CPP_ARGS -Wl,-soname,$SHARED_LIB_FILE"
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PRE_TASK_SCRIPT=
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TASK_SCRIPT=cbuild/default_tasks/build_shared_lib.sh
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POST_TASK_SCRIPT=
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;;
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# creates shared library with debug symbols and no optimizations
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build_shared_lib_dbg)
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C_ARGS="-O0 -g3 -fpic -shared"
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CPP_ARGS="$C_ARGS"
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LINKER_ARGS="$CPP_ARGS -Wl,-soname,$SHARED_LIB_FILE"
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PRE_TASK_SCRIPT=
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TASK_SCRIPT=cbuild/default_tasks/build_shared_lib.sh
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POST_TASK_SCRIPT=
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;;
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# creates static library
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build_static_lib)
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C_ARGS="-O2 -fpic -fdata-sections -ffunction-sections"
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CPP_ARGS="$C_ARGS"
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PRE_TASK_SCRIPT=
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TASK_SCRIPT=cbuild/default_tasks/build_static_lib.sh
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POST_TASK_SCRIPT=
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;;
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# creates static library with debug symbols and no optimizations
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build_static_lib_dbg)
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C_ARGS="-O0 -g3"
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CPP_ARGS="$C_ARGS"
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PRE_TASK_SCRIPT=
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TASK_SCRIPT=cbuild/default_tasks/build_static_lib.sh
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POST_TASK_SCRIPT=
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;;
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# executes $EXEC_FILE
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exec)
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TASK_SCRIPT=cbuild/default_tasks/exec.sh
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;;
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# executes $EXEC_FILE with valgrind memory checker
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valgrind)
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VALGRIND_ARGS="-s --read-var-info=yes --track-origins=yes --fullpath-after=$(pwd)/ --leak-check=full --show-leak-kinds=all"
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TASK_SCRIPT=cbuild/default_tasks/valgrind.sh
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;;
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# generates profiling info
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profile)
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OUTDIR="$OUTDIR/profile"
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# -flto applies more optimizations across object files
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# -flto=auto is needed to multithreaded copilation
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# -fuse-linker-plugin is required to use static libs with lto
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# -pg adds code to executable, that generates file containing function call info (gmon.out)
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# -fprofile-generate generates executable with profiling code
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# -fprofile-prefix-path sets path where profiling info about objects will be saved
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C_ARGS="-O2 -flto=auto -fuse-linker-plugin -fprofile-generate -fprofile-prefix-path=$(realpath $OBJDIR)/objects"
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CPP_ARGS="$C_ARGS"
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LINKER_ARGS="$CPP_ARGS"
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PRE_TASK_SCRIPT=cbuild/default_tasks/build_exec.sh
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TASK_SCRIPT=cbuild/default_tasks/profile.sh
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POST_TASK_SCRIPT=
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;;
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# compiles program with -pg and runs it with gprof
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# uses gprof2dot python script to generate function call tree (pip install gprof2dot)
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# requires graphviz (https://www.graphviz.org/download/source/)
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gprof)
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OUTDIR="$OUTDIR/gprof"
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# -pg adds code to executable, that generates file containing function call info (gmon.out)
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C_ARGS="-O2 -flto=auto -fuse-linker-plugin -pg"
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CPP_ARGS="$C_ARGS"
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LINKER_ARGS="$CPP_ARGS"
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PRE_TASK_SCRIPT=cbuild/default_tasks/build_exec.sh
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TASK_SCRIPT=cbuild/default_tasks/gprof.sh
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POST_TASK_SCRIPT=
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;;
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# compiles program and runs it with callgrind (part of valgrind)
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# uses gprof2dot python script to generate function call tree (pip install gprof2dot)
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# requires graphviz (https://www.graphviz.org/download/source/)
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# P.S. detailed results can be viewed in KCacheGrind
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callgrind)
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OUTDIR="$OUTDIR/callgrind"
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# -pg adds code to executable, that generates file containing function call info (gmon.out)
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C_ARGS="-O2 -flto=auto -fuse-linker-plugin"
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CPP_ARGS="$C_ARGS"
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LINKER_ARGS="$CPP_ARGS"
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PRE_TASK_SCRIPT=cbuild/default_tasks/build_exec.sh
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TASK_SCRIPT=cbuild/default_tasks/callgrind.sh
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POST_TASK_SCRIPT=
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;;
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# compiles executable with sanitizers and executes it to find errors and warnings
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sanitize)
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OUTDIR="$OUTDIR/sanitize"
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C_ARGS="-O0 -g3 -fsanitize=undefined,address"
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CPP_ARGS="$C_ARGS"
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LINKER_ARGS="$CPP_ARGS"
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PRE_TASK_SCRIPT=cbuild/default_tasks/build_exec.sh
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TASK_SCRIPT=cbuild/default_tasks/exec.sh
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POST_TASK_SCRIPT=
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;;
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# rebuilds specified dependencies
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# EXAMPLE: `cbuild rebuild_dependencies=libexample1,fonts`
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# 'all' can be specified to rebuild all dependencies
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rebuild_dependencies)
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TASK_SCRIPT=cbuild/default_tasks/rebuild_dependencies.sh
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;;
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# deletes generated files
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clean)
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TASK_SCRIPT=cbuild/default_tasks/clean.sh
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;;
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# nothing to do
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"" | no_task)
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;;
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# unknown task
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*)
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error "task <$PROJECT/$TASK> not found"
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;;
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esac
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