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author | Tavian Barnes <tavianator@tavianator.com> | 2024-05-01 14:23:20 -0400 |
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committer | Tavian Barnes <tavianator@tavianator.com> | 2024-05-01 14:29:14 -0400 |
commit | 99260d347b91f9f7ede335b7f582cee34ead2b0c (patch) | |
tree | 08dfad227999530fc7063f4e37cfeff045721ac7 /configure | |
parent | 1f06941a7cc586c78152ca67dec0551106977b08 (diff) | |
download | bfs-99260d347b91f9f7ede335b7f582cee34ead2b0c.tar.xz |
build: Add some nice aliases to ./configure
Diffstat (limited to 'configure')
-rwxr-xr-x | configure | 141 |
1 files changed, 90 insertions, 51 deletions
@@ -7,75 +7,117 @@ set -eu -help() { - cat <<EOF -Usage: $0 [-j<N>] [CC=...] [CFLAGS=...] [...] +# Default to `make` +MAKE="${MAKE:-make}" -Compiler configuration: +# Pass -j$(nproc) unless MAKEFLAGS is set +if [ "${MAKEFLAGS+y}" ]; then + j="" +else + j="-j$({ nproc || sysctl -n hw.ncpu || getconf _NPROCESSORS_ONLN || echo 1; } 2>/dev/null)" +fi + +for arg; do + case "$arg" in + -h|--help) + cat <<EOF +Usage: + + \$ $0 [--enable-*|--disable-*] [CC=...] [CFLAGS=...] [...] + \$ $MAKE $j + +Variables set in the environment or on the command line will be picked up: + MAKE + The make implementation to use CC The C compiler to use - CPPFLAGS - C preprocessor flags - CFLAGS - C compiler flags - LDFLAGS - Linker flags - LDLIBS + + CPPFLAGS="-I... -D..." + CFLAGS="-W... -f..." + LDFLAGS="-L... -Wl,..." + Preprocessor/compiler/linker flags + + LDLIBS="-l... -l..." Dynamic libraries to link - EXTRA_CPPFLAGS - EXTRA_CFLAGS - EXTRA_LDFLAGS - EXTRA_LDLIBS + EXTRA_{CPPFLAGS,CFLAGS,LDFLAGS,LDLIBS} Adds to the default flags, instead of replacing them -Build profiles: +The default flags result in a plain debug build. Other build profiles include: - RELEASE=y + --enable-release Enable optimizations, disable assertions - ASAN=y - LSAN=y - MSAN=y - TSAN=y - UBSAN=y + --enable-{asan,lsan,msan,tsan,ubsan} Enable sanitizers - GCOV=y + --enable-gcov Enable code coverage instrumentation -External dependencies: - - PKG_CONFIG - The pkg-config binary to use +External dependencies are auto-detected by default, but you can --enable or +--disable them manually: - USE_LIBACL=[y|n] - USE_LIBCAP=[y|n] - USE_LIBSELINUX=[y|n] - USE_LIBURIG=[y|n] - USE_ONIGURUMA=[y|n] - Enable or disable external dependencies + --enable-libacl --disable-libacl + --enable-libcap --disable-libcap + --enable-libselinux --disable-libselinux + --enable-liburing --disable-liburing + --enable-oniguruma --disable-oniguruma -Packaging configuration: +Packaging: - PREFIX + --prefix=/path Set the installation prefix (default: /usr) - MANDIR - Set the man page directory (default: \$PREFIX/share/man) -EOF -} -for arg; do - case "$arg" in - --help) - help +This script is a thin wrapper around a makefile-based configuration system. +Any other arguments will be passed directly to the $MAKE invocation, e.g. + + \$ $0 $j V=1 +EOF exit 0 ;; + + --enable-*|--disable-*) + case "$arg" in + --enable-*) yn=y ;; + --disable-*) yn=n ;; + esac + + name="${arg#--*able-}" + NAME=$(printf '%s' "$name" | tr 'a-z-' 'A-Z_') + case "$name" in + libacl|libcap|libselinux|liburing|oniguruma) + shift + set -- "$@" "USE_$NAME=$yn" + ;; + release|asan|lsan|msan|tsan|ubsan|lint|gcov) + shift + set -- "$@" "$NAME=$yn" + ;; + *) + printf 'error: Unrecognized option "%s"\n\n' "$arg" >&2 + printf 'Run %s --help for more information.\n' "$0" >&2 + exit 1 + ;; + esac + ;; + + --prefix=*) + shift + set -- "$@" "PREFIX=${arg#*=}" + ;; + + MAKE=*) + MAKE="${arg#*=}" + shift + ;; + + # make flag (-j2) or variable (CC=clang) -*|*=*) - continue # make flag (-j2) or variable (CC=clang) + continue ;; + *) printf 'error: Unrecognized option "%s"\n\n' "$arg" >&2 - help >&2 + printf 'Run %s --help for more information.\n' "$0" >&2 exit 1 ;; esac @@ -89,10 +131,7 @@ for f in Makefile build completions docs src tests; do test -e "$f" || ln -s "$DIR/$f" "$f" done -# Infer -jN unless MAKEFLAGS is set -j= -if ! [ "${MAKEFLAGS+y}" ]; then - j="-j$({ nproc || sysctl -n hw.ncpu || getconf _NPROCESSORS_ONLN || echo 1; } 2>/dev/null)" -fi +# Set MAKEFLAGS to -j$(nproc) if it's unset +export MAKEFLAGS="${MAKEFLAGS-$j}" -${MAKE:-make} $j -rf build/config.mk "$@" +$MAKE -rf build/config.mk "$@" |