From 1b64c0ca9f6438c5bb35f34a46344030b61b789a Mon Sep 17 00:00:00 2001 From: midipix Date: Sun, 28 Apr 2024 17:47:08 +0000 Subject: build system: imported sofort, a project-agnostic build system. --- sofort/ccenv/ccenv.in | 96 +++ sofort/ccenv/ccenv.sh | 1853 ++++++++++++++++++++++++++++++++++++++++++++ sofort/ccenv/ccenv.usage | 78 ++ sofort/ccenv/ccenv.vars | 97 +++ sofort/ccenv/ccswitch.strs | 51 ++ sofort/ccenv/pedefs.in | 4 + 6 files changed, 2179 insertions(+) create mode 100644 sofort/ccenv/ccenv.in create mode 100644 sofort/ccenv/ccenv.sh create mode 100644 sofort/ccenv/ccenv.usage create mode 100644 sofort/ccenv/ccenv.vars create mode 100644 sofort/ccenv/ccswitch.strs create mode 100644 sofort/ccenv/pedefs.in (limited to 'sofort/ccenv') diff --git a/sofort/ccenv/ccenv.in b/sofort/ccenv/ccenv.in new file mode 100644 index 0000000..0daff84 --- /dev/null +++ b/sofort/ccenv/ccenv.in @@ -0,0 +1,96 @@ +# @ccenv_cfgtype@ system flavor +OS = @ccenv_os@ +OS_SEMANTICS = @ccenv_os_semantics@ + +OS_DSO_EXRULES = @ccenv_os_dso_exrules@ +OS_DSO_LINKAGE = @ccenv_os_dso_linkage@ + +OS_APP_PREFIX = @ccenv_os_app_prefix@ +OS_APP_SUFFIX = @ccenv_os_app_suffix@ + +OS_LIB_PREFIX = @ccenv_os_lib_prefix@ +OS_LIB_SUFFIX = @ccenv_os_lib_suffix@ + +OS_IMPLIB_EXT = @ccenv_os_implib_ext@ +OS_LIBDEF_EXT = @ccenv_os_libdef_ext@ + +OS_ARCHIVE_EXT = @ccenv_os_archive_ext@ +OS_SONAME = @ccenv_os_soname@ + +OS_LIB_PREFIXED_SUFFIX = @ccenv_os_lib_prefixed_suffix@ +OS_LIB_SUFFIXED_SUFFIX = @ccenv_os_lib_suffixed_suffix@ + +# @ccenv_cfgtype@ characteristics +CC_HOST = @ccenv_cc_host@ +CC_BITS = @ccenv_cc_bits@ + +CC_ARFMT = @ccenv_cc_arfmt@ +CC_SOFMT = @ccenv_cc_sofmt@ +CC_BINFMT = @ccenv_cc_binfmt@ +CC_UNDERSCORE = @ccenv_cc_underscore@ +CC_ENVIRONMENT = @ccenv_cc_environment@ + +CC_ARCH_BFD = @ccenv_cc_arch_bfd@ +CC_ARCH_LLVM = @ccenv_cc_arch_llvm@ + +# incompatible tool variants +AS_ASM = @ccenv_as_asm@ +AS_LL = @ccenv_as_ll@ +AS_MC = @ccenv_as_mc@ + +LD_BFD = @ccenv_ld_bfd@ +LD_GOLD = @ccenv_ld_gold@ +LD_LLD = @ccenv_ld_lld@ + +OBJDUMP_BFD = @ccenv_objdump_bfd@ +OBJDUMP_LLVM = @ccenv_objdump_llvm@ + +READELF_BFD = @ccenv_readelf_bfd@ +READELF_LLVM = @ccenv_readelf_llvm@ + +# @ccenv_cfgtype@ primary tools +CC = @ccenv_cc@ +CPP = @ccenv_cpp@ +CXX = @ccenv_cxx@ + +AR = @ccenv_ar@ +NM = @ccenv_nm@ +OBJDUMP = @ccenv_objdump@ +RANLIB = @ccenv_ranlib@ +SIZE = @ccenv_size@ +STRIP = @ccenv_strip@ +STRINGS = @ccenv_strings@ + +ADDR2LINE = @ccenv_addr2line@ +COV = @ccenv_cov@ +CXXFILT = @ccenv_cxxfilt@ +OBJCOPY = @ccenv_objcopy@ + +ELFEDIT = @ccenv_elfedit@ +READELF = @ccenv_readelf@ +READOBJ = @ccenv_readobj@ + +PERK = @ccenv_perk@ +MDSO = @ccenv_mdso@ +DLLTOOL = @ccenv_dlltool@ + +WINDMC = @ccenv_windmc@ +WINDRC = @ccenv_windrc@ + +PKGCONF = @ccenv_pkgconf@ + +# @ccenv_cfgtype@ secondary tools +# note: the direct use of $(@ccenv_makevar_prefix@LD) is highly discouraged +AS = @ccenv_as@ +LD = @ccenv_ld@ + +# @ccenv_cfgtype@ visibility attributes +CFLAGS_ATTR_VISIBILITY_DEFAULT = -D_ATTR_VISIBILITY_DEFAULT=@ccenv_attr_visibility_default@ +CFLAGS_ATTR_VISIBILITY_HIDDEN = -D_ATTR_VISIBILITY_HIDDEN=@ccenv_attr_visibility_hidden@ +CFLAGS_ATTR_VISIBILITY_INTERNAL = -D_ATTR_VISIBILITY_INTERNAL=@ccenv_attr_visibility_internal@ +CFLAGS_ATTR_VISIBILITY_PROTECTED = -D_ATTR_VISIBILITY_PROTECTED=@ccenv_attr_visibility_protected@ + +# @ccenv_cfgtype@ cflags +CFLAGS_OS += -DOS_LIB_SUFFIX=\"@ccenv_os_lib_suffix@\" +CFLAGS_OS += @ccenv_cflags_os@ +CFLAGS_PIC += @ccenv_cflags_pic@ diff --git a/sofort/ccenv/ccenv.sh b/sofort/ccenv/ccenv.sh new file mode 100644 index 0000000..d975c6b --- /dev/null +++ b/sofort/ccenv/ccenv.sh @@ -0,0 +1,1853 @@ + +# ccenv.sh: sofort's tool-finding bits, +# invoked from within the project-agnostic configure script. + +# this file is covered by COPYING.SOFORT. + +# invocation and names of binary tools: +# agnostic names (ar, nm, objdump, ...); +# target-prefixed agnostic names (x86_64-nt64-midipix-ar, ...); +# branded names (llvm-ar, llvm-nm, llvm-objdump, ...); +# target-prefixed branded names (x86_64-linux-gnu-gcc-ar, ...); +# target-specifying branded tools (llvm-ar --target=x86_64-linux, ...). + +# cross-compilation: default search order: +# target-prefixed agnostic tools; +# target-prefixed branded tools, starting with the prefix +# most commonly associated with the selected compiler (that is, +# ``gcc'' when using gcc, and ``llvm'' when using clang); +# target-speficying branded tools, starting once again with the +# prefix most commonly associated with the selected compiler. + +# internal variables of interest: +# ccenv_cfgtype: the type of host being tested (host/native) +# ccenv_cfgfile: the configuration file for the host being tested +# ccenv_cflags: the comprehensive cflags for the host being tested +# ccenv_cchost: the host being tested, as reported by -dumpmachine + +# variables available to cfgdefs.sh and cfgfini.sh: +# ccenv_host_cflags: expanded cflags, valid for the host compiler +# ccenv_host_ldflags: expanded ldflags, valid for the host compiler +# ccenv_host_sysroot: host sysroot, as reported by the host compiler +# ccenv_native_cflags: expanded cflags, valid for the native compiler +# ccenv_native_ldflags: expanded ldflags, valid for the native compiler +# ccenv_native_sysroot: native sysroot, as reported by the native compiler + +ccenv_usage() +{ + cat "$mb_project_dir"/sofort/ccenv/ccenv.usage + exit 0 +} + + +ccenv_newline() +{ + printf '\n' >> "$ccenv_cfgfile" +} + + +ccenv_comment() +{ + ccenv_internal_str='#' + + for ccenv_internal_arg ; do + ccenv_internal_str="$ccenv_internal_str $ccenv_internal_arg" + done + + printf '%s\n' "$ccenv_internal_str" >> "$ccenv_cfgfile" +} + + +ccenv_tool_prolog() +{ + ccenv_line_dots='.....................................' + ccenv_tool_desc=" == checking for ${1}" + ccenv_tool_dlen="${#ccenv_line_dots}" + + printf '\n%s\n' '________________________' >&3 + printf "ccenv: checking for ${1}\n\n" >&3 + printf "%${ccenv_tool_dlen}.${ccenv_tool_dlen}s" \ + "${ccenv_tool_desc} ${mb_line_dots}" +} + + +ccenv_tool_epilog() +{ + ccenv_line_dots='................................' + ccenv_tool_dlen="$((${#ccenv_line_dots} - ${#1}))" + + case ${ccenv_tool_dlen} in + 0 | -* ) + ccenv_tool_dlen='3' ;; + esac + + printf "%${ccenv_tool_dlen}.${ccenv_tool_dlen}s %s.\n" \ + "${ccenv_line_dots}" "${1}" + + if [ "${1}" = 'false' ]; then + printf '\n\nccenv: not (yet) found.\n' >&3 + else + printf "\n\nccenv : found $(command -v ${1}).\n" >&3 + fi + + printf '%s\n' '------------------------' >&3 +} + + +ccenv_tool_variant_epilog() +{ + ccenv_expr=${1}='${'${1}':-false}' + eval "$ccenv_expr" + + ccenv_expr='${'${1}'}' + eval ccenv_tool_epilog "$ccenv_expr" +} + + +ccenv_attr_prolog() +{ + ccenv_line_dots=' .....................................' + ccenv_attr_desc=" == detect ${ccenv_cfgtype} ${1}" + ccenv_attr_dlen="${#ccenv_line_dots}" + + printf "%${ccenv_attr_dlen}.${ccenv_attr_dlen}s" \ + "${ccenv_attr_desc} ${ccenv_line_dots}" + + printf '\n%s\n' '________________________' >&3 + printf "ccenv: detecting ${1}\n\n" >&3 +} + + +ccenv_attr_epilog() +{ + ccenv_line_dots='................................' + ccenv_tool_dlen="$((${#ccenv_line_dots} - 1 - ${#1}))" + + case ${ccenv_tool_dlen} in + 0 | -* ) + ccenv_tool_dlen='3' ;; + esac + + printf "%${ccenv_tool_dlen}.${ccenv_tool_dlen}s %s.\n" \ + "${ccenv_line_dots}" "${1}" + + printf '\n\nccenv: detected result: %s\n' "${1}" >&3 + printf '%s\n' '------------------------' >&3 +} + + +ccenv_find_tool() +{ + if [ -z "$ccenv_prefixes" ]; then + for ccenv_candidate in $(printf '%s' "$ccenv_candidates"); do + ccenv_cmd_args="${@:-}" + + if [ -z "$ccenv_cmd_args" ]; then + if command -v "$ccenv_candidate" > /dev/null; then + ccenv_tool="$ccenv_candidate" + return 0 + fi + else + if command -v "$ccenv_candidate" > /dev/null; then + if "$ccenv_candidate" $@ > /dev/null 2>&3; then + ccenv_tool="$ccenv_candidate" + return 0 + fi + fi + fi + done + + ccenv_tool=false + + return 0 + fi + + for ccenv_prefix in $(printf '%s' "$ccenv_prefixes"); do + for ccenv_candidate in $(printf '%s' "$ccenv_candidates"); do + ccenv_tool="$ccenv_prefix$ccenv_candidate" + + if command -v "$ccenv_tool" > /dev/null; then + return 0 + fi + done + done + + for ccenv_candidate in $(printf '%s' "$ccenv_candidates"); do + if command -v "$ccenv_candidate" > /dev/null; then + ccenv_tool="$ccenv_candidate" + return 0 + fi + done + + ccenv_tool=false + + return 0 +} + + +ccenv_set_primary_tools() +{ + ccenv_core_tools="ar nm objdump ranlib size strip strings objcopy" + ccenv_hack_tools="addr2line cov elfedit readelf readobj otool" + ccenv_peep_tools="perk mdso dlltool windmc windres pkgconf" + + for __tool in $(printf '%s' "$ccenv_core_tools $ccenv_hack_tools $ccenv_peep_tools"); do + ccenv_tool_prolog "$__tool" + + if [ -n "$mb_agnostic" ]; then + ccenv_candidates=" $__tool" + + elif [ -n "$mb_zealous" ]; then + ccenv_candidates="$mb_zealous-$__tool" + + elif [ "$mb_toolchain" = 'gcc' ]; then + ccenv_candidates="gcc-$__tool" + ccenv_candidates="$ccenv_candidates $__tool" + ccenv_candidates="$ccenv_candidates llvm-$__tool" + + elif [ "$mb_toolchain" = 'llvm' ]; then + ccenv_candidates="llvm-$__tool" + ccenv_candidates="$ccenv_candidates $__tool" + ccenv_candidates="$ccenv_candidates gcc-$__tool" + + elif [ -n "$mb_toolchain" ]; then + ccenv_candidates="$mb_toolchain-$__tool" + ccenv_candidates="$ccenv_candidates $__tool" + ccenv_candidates="$ccenv_candidates gcc-$__tool" + ccenv_candidates="$ccenv_candidates llvm-$__tool" + + elif [ "$__tool" = 'pkgconf' ]; then + ccenv_candidates="$__tool pkg-config" + + else + ccenv_candidates="$__tool" + ccenv_candidates="$ccenv_candidates gcc-$__tool" + ccenv_candidates="$ccenv_candidates llvm-$__tool" + fi + + if [ "$ccenv_cfgtype" = 'host' ]; then + ccenv_var_prefix='mb_' + else + ccenv_var_prefix='mb_native_' + fi + + ccenv_tool= + ccenv_var_name=$ccenv_var_prefix$__tool + ccenv_var_expr='${'$ccenv_var_name':-}' + eval ccenv_var_val=$ccenv_var_expr + + if [ -n "$ccenv_var_val" ]; then + eval ccenv_$__tool="$ccenv_var_val" + ccenv_tool="$ccenv_var_val" + else + ccenv_find_tool + eval ccenv_$__tool="$ccenv_tool" + fi + + ccenv_tool_epilog "$ccenv_tool" + done + + # windrc + ccenv_windrc="$ccenv_windres" + + # archive format preamble + if [ -n "$ccenv_dumpmachine_switch" ]; then + ccenv_libgcc_path=$($ccenv_cc -print-file-name=libgcc.a \ + 2>/dev/null) + + if [ -n "$ccenv_libgcc_path" ]; then + ccenv_libgcc_a_header=$(od -b -N8 \ + $($ccenv_cc -print-file-name=libgcc.a) \ + | head -n1) + else + ccenv_libgcc_a_header= + fi + else + ccenv_libgcc_a_header= + fi + + # ar (default) + ccenv_cc_arfmt='common' + + # ar (big) + ccenv_bigaf_header=$(printf '%s\n' '' | od -b | head -n1) + + if [ "$ccenv_libgcc_a_header" = "$ccenv_bigaf_header" ]; then + ccenv_cc_arfmt='bigaf' + + for __tool in $(printf '%s' "$ccenv_core_tools"); do + ccenv_var_name=ccenv_$__tool + ccenv_var_expr='${'$ccenv_var_name':-}' + eval ccenv_var_val="$ccenv_var_expr" + + if [ "$ccenv_var_val" != false ]; then + ccenv_var_val="$ccenv_var_val -X64" + ccenv_var_expr='${ccenv_var_val:-}' + eval ccenv_$__tool="$ccenv_var_expr" + fi + done + fi + + # ar (small) + ccenv_aiaff_header=$(printf '%s\n' '' | od -b | head -n1) + + if [ "$ccenv_libgcc_a_header" = "$ccenv_aiaff_header" ]; then + ccenv_cc_arfmt='aiaff' + + for __tool in $(printf '%s' "$ccenv_core_tools"); do + ccenv_var_name=ccenv_$__tool + ccenv_var_expr='${'$ccenv_var_name':-}' + eval ccenv_var_val="$ccenv_var_expr" + + if [ "$ccenv_var_val" != false ]; then + ccenv_var_val="$ccenv_var_val -X32" + ccenv_var_expr='${ccenv_var_val:-}' + eval ccenv_$__tool="$ccenv_var_expr" + fi + done + fi +} + +ccenv_set_tool_variants() +{ + # as (asm) + ccenv_tool_prolog 'as (asm)' + ccenv_candidates=as + ccenv_find_tool + + if [ "$ccenv_tool" = false ]; then + ccenv_as_asm= + else + $ccenv_tool --help 2>&1 | grep -i '.bc assembler' \ + || ccenv_as_asm="$ccenv_tool" + fi + + ccenv_tool_variant_epilog 'ccenv_as_asm' + + # as (ll) + ccenv_tool_prolog 'as (ll)' + ccenv_candidates=llvm-as + ccenv_find_tool + + if [ "$ccenv_tool" != false ]; then + ccenv_as_ll="$ccenv_tool" + fi + + ccenv_tool_variant_epilog 'ccenv_as_ll' + + # as (mc) + ccenv_tool_prolog 'as (mc)' + ccenv_candidates=llvm-mc + ccenv_find_tool + + if [ "$ccenv_tool" != false ]; then + ccenv_as_mc="$ccenv_tool" + fi + + ccenv_tool_variant_epilog 'ccenv_as_mc' + + # ld (bfd) + ccenv_tool_prolog 'ld (bfd)' + ccenv_candidates=ld.bfd + ccenv_find_tool + + if [ "$ccenv_tool" != false ]; then + ccenv_ld_bfd="$ccenv_tool" + fi + + ccenv_tool_variant_epilog 'ccenv_ld_bfd' + + # ld (gold) + ccenv_tool_prolog 'ld (gold)' + ccenv_candidates=ld.gold + ccenv_find_tool + + if [ "$ccenv_tool" != false ]; then + ccenv_ld_gold="$ccenv_tool" + fi + + ccenv_tool_variant_epilog 'ccenv_ld_gold' + + # ld (lld) + ccenv_tool_prolog 'ld (lld)' + ccenv_candidates=lld + ccenv_find_tool + + if [ "$ccenv_tool" != false ]; then + ccenv_ld_lld="$ccenv_tool" + fi + + ccenv_tool_variant_epilog 'ccenv_ld_lld' + + # objdump (bfd) + ccenv_tool_prolog 'objdump (bfd)' + ccenv_candidates=objdump + ccenv_find_tool + + if $ccenv_tool --version | grep -i Binutils > /dev/null; then + ccenv_objdump_bfd="$ccenv_tool" + fi + + ccenv_tool_variant_epilog 'ccenv_objdump_bfd' + + # objdump (llvm) + ccenv_tool_prolog 'objdump (llvm)' + ccenv_candidates=llvm-objdump + ccenv_find_tool + + if $ccenv_tool --version | grep -i LLVM > /dev/null; then + ccenv_objdump_llvm="$ccenv_tool" + fi + + ccenv_tool_variant_epilog 'ccenv_objdump_llvm' + + # readelf (bfd) + ccenv_tool_prolog 'readelf (bfd)' + ccenv_candidates=readelf + ccenv_find_tool + + if $ccenv_tool --version | grep -i Binutils > /dev/null; then + ccenv_readelf_bfd="$ccenv_tool" + fi + + ccenv_tool_variant_epilog 'ccenv_readelf_bfd' + + # readelf (llvm) + ccenv_tool_prolog 'readelf (llvm)' + ccenv_candidates=llvm-readelf + ccenv_find_tool + + if $ccenv_tool --version | grep -i LLVM > /dev/null; then + ccenv_readelf_llvm="$ccenv_tool" + fi + + ccenv_tool_variant_epilog 'ccenv_readelf_llvm' + + # as + if [ -n "$ccenv_cc" ]; then + ccenv_as='$('"$ccenv_makevar_prefix"'CC) -c -x assembler' + elif [ -n "$mb_agnostic" ]; then + ccenv_as='$('"$ccenv_makevar_prefix"'AS_ASM)' + elif [ "$mb_zealous" = 'gcc' ]; then + ccenv_as='$('"$ccenv_makevar_prefix"'AS_ASM)' + elif [ -n "$mb_zealous" = 'llvm' ]; then + ccenv_as='$('"$ccenv_makevar_prefix"'AS_MC)' + elif [ "$mb_toolchain" = 'gcc' ]; then + ccenv_as='$('"$ccenv_makevar_prefix"'AS_ASM)' + elif [ "$mb_toolchain" = 'llvm' ]; then + ccenv_as='$('"$ccenv_makevar_prefix"'AS_MC)' + fi + + # ld + if [ -n "$ccenv_cc" ]; then + ccenv_ld='$('"$ccenv_makevar_prefix"'CC) -nostdlib -nostartfiles' + fi +} + +ccenv_set_c_compiler_candidates() +{ + if [ -n "$mb_compiler" ]; then + ccenv_candidates="$mb_compiler" + + elif [ -n "$mb_agnostic" ]; then + ccenv_candidates="c99 c11 cc" + + elif [ "$mb_zealous" = 'gcc' ]; then + ccenv_candidates="gcc" + + elif [ "$mb_zealous" = 'llvm' ]; then + ccenv_candidates="clang" + + elif [ "$mb_toolchain" = 'gcc' ]; then + ccenv_candidates="gcc c99 c11 cc clang" + + elif [ "$mb_toolchain" = 'llvm' ]; then + ccenv_candidates="clang c99 c11 cc gcc" + + elif [ -n "$mb_toolchain" ]; then + ccenv_candidates="$mb_toolchain c99 c11 cc gcc clang" + + else + ccenv_candidates="cc gcc clang c99 c11" + fi +} + + +ccenv_set_cc() +{ + ccenv_tool_prolog 'C compiler' + + if [ -z "$ccenv_cc" ]; then + ccenv_set_c_compiler_candidates + ccenv_find_tool + ccenv_cc="$ccenv_tool" + fi + + + if [ "$ccenv_cc" = false ] && [ -n "$mb_compiler" ]; then + ccenv_cc="$mb_compiler" + fi + + ccenv_tool_epilog "$ccenv_cc" + + + if [ $ccenv_cfgtype = 'host' ]; then + ccenv_host_cc="$ccenv_cc" + cfgtest_host_section + ccenv_host_cc= + else + ccenv_native_cc="$ccenv_cc" + cfgtest_native_section + ccenv_native_cc= + fi + + cfgtest_silent='yes' + + if cfgtest_compiler_switch -dumpmachine ; then + ccenv_dumpmachine_switch='-dumpmachine' + else + ccenv_dumpmachine_switch= + fi + + if cfgtest_code_snippet_asm 'typedef int dummy;' ; then + eval ccenv_${ccenv_cfgtype}_stdin_input='yes' + else + eval ccenv_${ccenv_cfgtype}_stdin_input='no' + fi + + unset cfgtest_silent + + ccenv_cc_cmd="$ccenv_cc" + ccenv_errors= + + if [ "$ccenv_cfgtype" = 'native' ]; then + ccenv_host= + + if [ -n "$mb_native_host" ]; then + ccenv_host="$mb_native_host" + + elif [ -n "$ccenv_dumpmachine_switch" ]; then + ccenv_host=$(eval $ccenv_cc $(printf '%s' "$ccenv_cflags") \ + $ccenv_dumpmachine_switch 2>&3) + + elif command -v slibtool > /dev/null 2>&1; then + ccenv=$(slibtool --dumpmachine 2>/dev/null || true) + fi + + if [ -z "$ccenv_host" ]; then + ccenv_machine=$(uname -m 2>/dev/null) + ccenv_system=$(uname -s 2>/dev/null) + + ccenv_machine="${ccenv_machine:-unknown}" + ccenv_system="${ccenv_system:-anyos}" + + ccenv_host=$(printf '%s' "${ccenv_machine}-unknown-${ccenv_system}" \ + | tr '[[:upper:]]' '[[:lower:]]') + fi + + ccenv_cchost=$ccenv_host + return 0 + fi + + + if [ -n "$mb_cchost" ]; then + ccenv_host="$mb_cchost" + elif [ -n "$mb_host" ]; then + ccenv_host="$mb_host" + else + ccenv_host= + fi + + if [ -z "$ccenv_host" ] && [ -n "$ccenv_dumpmachine_switch" ]; then + ccenv_host=$(eval $ccenv_cc $(printf '%s' "$ccenv_cflags") \ + $ccenv_dumpmachine_switch 2>&3) + ccenv_cchost=$ccenv_host + + elif [ -z "$ccenv_host" ]; then + # no -dumpmachine support and no --host argument implies native build + if command -v slibtool > /dev/null 2>&1; then + ccenv=$(slibtool --dumpmachine 2>/dev/null || true) + fi + + if [ -z "$ccenv_host" ]; then + ccenv_machine=$(uname -m 2>/dev/null) + ccenv_system=$(uname -s 2>/dev/null) + + ccenv_machine="${ccenv_machine:-unknown}" + ccenv_system="${ccenv_system:-anyos}" + + ccenv_host=$(printf '%s' "${ccenv_machine}-unknown-${ccenv_system}" \ + | tr '[[:upper:]]' '[[:lower:]]') + fi + + ccenv_cchost=$ccenv_host + + elif [ -n "$ccenv_dumpmachine_switch" ]; then + ccenv_tmp=$(mktemp ./tmp_XXXXXXXXXXXXXXXX) + ccenv_cmd="$ccenv_cc --target=$ccenv_host -E -xc -" + + if [ -z "$mb_user_cc" ]; then + $(printf %s "$ccenv_cmd") < /dev/null > /dev/null \ + 2>"$ccenv_tmp" || true + + ccenv_errors=$(cat "$ccenv_tmp") + + if [ -z "$ccenv_errors" ]; then + ccenv_tool_prolog 'C compiler for host' + ccenv_tflags="--target=$ccenv_host" + ccenv_cc="$ccenv_cc $ccenv_tflags" + ccenv_tool_epilog "$ccenv_cc" + else + printf '%s' "$ccenv_errors" >&3 + fi + fi + + rm -f "$ccenv_tmp" + unset ccenv_tmp + + ccenv_cchost=$(eval $ccenv_cc $(printf '%s' "$ccenv_cflags") \ + $ccenv_dumpmachine_switch 2>&3) + fi + + if [ -z "$ccenv_dumpmachine_switch" ] && [ -n "$ccenv_host" ]; then + ccenv_cchost="$ccenv_host" + + elif [ "$ccenv_cchost" != "$ccenv_host" ]; then + printf 'error!\n' >&2 + printf 'ccenv:\n' >&2 + printf 'ccenv: ccenv_host: %s \n' $ccenv_host >&2 + printf 'ccenv: ccenv_cchost: %s \n' $ccenv_cchost >&2 + + if [ -z "$ccenv_tflags" ]; then + printf 'ccenv:\n' >&2 + printf 'ccenv: ccenv_host and ccenv_cchost do not match, most likely because:\n' >&2 + printf 'ccenv: (1) you explicitly set CC (or passed --compiler=...)\n' >&2 + printf 'ccenv: (2) the selected compiler does not accept --target=...\n' >&2 + printf 'ccenv: (3) the host reported by -dumpmachine differs from the one you requested.\n' >&2 + fi + + if [ -n "$ccenv_errors" ]; then + printf 'ccenv:\n' >&2 + printf 'ccenv: something went wrong, see the command and compiler message below.\n\n' >&2 + printf 'cmd: %s < /dev/null > /dev/null\n' "$ccenv_cmd" >&2 + printf '%s\n\n' "$ccenv_errors" >&2 + else + printf 'ccenv:\n' >&2 + printf 'ccenv: something went wrong, bailing out.\n\n' >&2 + fi + + return 2 + fi +} + +ccenv_set_cpp() +{ + ccenv_tool_prolog 'C pre-processor' + + case "$ccenv_cc_cmd" in + cc | c99 | c11 | gcc) + ccenv_cpp_prefix= + ccenv_candidates="cpp" ;; + + clang ) + ccenv_cpp_prefix= + ccenv_candidates="clang-cpp" ;; + + *-cc ) + ccenv_cpp_prefix=${ccenv_cc_cmd%-cc*}- + ccenv_candidates="${ccenv_cpp_prefix}cpp" ;; + + *-c99 ) + ccenv_cpp_prefix=${ccenv_cc_cmd%-c99*}- + ccenv_candidates="${ccenv_cpp_prefix}cpp" ;; + + *-c11 ) + ccenv_cpp_prefix=${ccenv_cc_cmd%-c11*}- + ccenv_candidates="${ccenv_cpp_prefix}cpp" ;; + + *-gcc ) + ccenv_cpp_prefix=${ccenv_cc_cmd%-gcc*}- + ccenv_candidates="${ccenv_cpp_prefix}cpp" ;; + + *-clang ) + ccenv_cpp_prefix=${ccenv_cc_cmd%-clang*}- + ccenv_candidates="${ccenv_cpp_prefix}clang-cpp" ;; + + * ) + ccenv_cpp="$ccenv_cc -E" + ccenv_tool_epilog "$ccenv_cpp" + return 0 + esac + + ccenv_find_tool + + if [ "$ccenv_tool" = false ]; then + ccenv_cpp="$ccenv_cc -E" + elif [ -n "$ccenv_tflags" ]; then + ccenv_cpp="$ccenv_tool $ccenv_tflags" + else + ccenv_cpp="$ccenv_tool" + fi + + ccenv_tool_epilog "$ccenv_cpp" +} + +ccenv_set_cxx() +{ + ccenv_tool_prolog 'C++ compiler' + + case "$ccenv_cc_cmd" in + cc | c99 | c11 ) + ccenv_cxx_prefix= + ccenv_candidates="cxx c++" ;; + + gcc ) + ccenv_cxx_prefix= + ccenv_candidates="g++" ;; + + clang ) + ccenv_cxx_prefix= + ccenv_candidates="clang++" ;; + + *-gcc ) + ccenv_cxx_prefix=${ccenv_cc_cmd%-gcc*}- + ccenv_candidates="${ccenv_cxx_prefix}g++" ;; + + *-clang ) + ccenv_cxx_prefix=${ccenv_cc_cmd%-clang*}- + ccenv_candidates="${ccenv_cxx_prefix}clang++" ;; + + /*cc | /*c99 | /*c11 ) + ccenv_cxx_prefix=${ccenv_cc_cmd%/*} + ccenv_candidates="${ccenv_cxx_prefix}/cxx" + ccenv_candidates="${ccenv_candidates} ${ccenv_cxx_prefix}/c++" ;; + + /*gcc ) + ccenv_cxx_prefix=${ccenv_cc_cmd%/*} + ccenv_candidates="${ccenv_cxx_prefix}/g++" ;; + + /*clang ) + ccenv_cxx_prefix=${ccenv_cc_cmd%/*} + ccenv_candidates="${ccenv_cxx_prefix}/clang++" ;; + + * ) + ccenv_cxx="$ccenv_cc -xc++" + ccenv_tool_epilog "$ccenv_cxx" + return 0 + esac + + ccenv_find_tool + + if [ "$ccenv_tool" = false ]; then + ccenv_cxx="$ccenv_cc -xc++" + elif [ -n "$ccenv_tflags" ]; then + ccenv_cxx="$ccenv_tool $ccenv_tflags" + else + ccenv_cxx="$ccenv_tool" + fi + + ccenv_tool_epilog "$ccenv_cxx" +} + +ccenv_set_cc_host() +{ + ccenv_attr_prolog 'system' + ccenv_cc_host="$ccenv_cchost" + ccenv_attr_epilog "$ccenv_cc_host" +} + +ccenv_set_cc_bits() +{ + ccenv_attr_prolog 'bits' + + ccenv_internal_size= + ccenv_internal_type='void *' + ccenv_internal_test='char x[(sizeof(%s) == %s/8) ? 1 : -1];' + + for ccenv_internal_guess in 64 32 128; do + if [ -z "${ccenv_internal_size:-}" ]; then + ccenv_internal_str=$(printf "$ccenv_internal_test" \ + "$ccenv_internal_type" \ + "$ccenv_internal_guess") + + ccenv_expr='ccenv_stdin_input=$ccenv_'${ccenv_cfgtype}'_stdin_input' + eval ${ccenv_expr} + + if [ "$ccenv_stdin_input" = 'yes' ]; then + printf '%s' "$ccenv_internal_str" \ + | eval $ccenv_cc -S -xc - -o - \ + $(printf '%s' "$ccenv_cflags") \ + > /dev/null 2>&3 \ + && ccenv_internal_size=$ccenv_internal_guess + else + ccenv_tmpname='ccenv/c3RyaWN0X21vZGUK.c' + + printf '%s' "$ccenv_internal_str" \ + > "$ccenv_tmpname" + + $ccenv_cc -c "$ccenv_tmpname" -o a.out \ + > /dev/null 2>&3 \ + && ccenv_internal_size=$ccenv_internal_guess + + rm "$ccenv_tmpname" + fi + fi + done + + ccenv_cc_bits=$ccenv_internal_size + + ccenv_attr_epilog "$ccenv_cc_bits" +} + +ccenv_set_cc_underscore() +{ + ccenv_attr_prolog 'prepended underscores' + + ccenv_fn_name='ZmYaXyWbVe_UuTnSdReQrPsOcNoNrLe' + ccenv_fn_code='int %s(void){return 0;}' + + ccenv_tmpname='ccenv/c3RyaWN0X21vZGUK.c' + + printf "$ccenv_fn_code" $ccenv_fn_name \ + > "$ccenv_tmpname" + + $ccenv_cc -c "$ccenv_tmpname" -o a.out \ + > /dev/null 2>&3 + + if "$ccenv_nm" a.out | grep \ + -e "^_$ccenv_fn_name" \ + -e " _$ccenv_fn_name" \ + > /dev/null; then + ccenv_cc_underscore='_' + ccenv_attr_epilog 'yes' + else + ccenv_attr_epilog 'no' + fi + + rm "$ccenv_tmpname" + rm a.out + + return 0 +} + +ccenv_create_framework_executable() +{ + if [ "$ccenv_cfgtype" = 'host' ]; then + if [ "$mb_freestanding" = 'yes' ]; then + return 1 + fi + fi + + if [ -f $ccenv_image ]; then + mv $ccenv_image $ccenv_image.tmp + rm -f $ccenv_image.tmp + fi + + ccenv_tmpname='ccenv/c3RyaWN0X21vZGUK.c' + + printf 'int main(void){return 0;}' \ + > "$ccenv_tmpname" + + if $ccenv_cc "$ccenv_tmpname" -o $ccenv_image 2>&3; then + ccenv_ret=0 + ccenv_cc_environment='hosted' + else + ccenv_ret=1 + fi + + rm "$ccenv_tmpname" + + return $ccenv_ret +} + +ccenv_create_freestanding_executable() +{ + if [ -f $ccenv_image ]; then + mv $ccenv_image $ccenv_image.tmp + rm -f $ccenv_image.tmp + fi + + if [ -z "ccenv_cc_underscore" ]; then + ccenv_start_fn='_start' + else + ccenv_start_fn='start' + fi + + ccenv_tmpname='ccenv/c3RyaWN0X21vZGUK.c' + + printf 'int %s(void){return 0;}' "$ccenv_start_fn" \ + > "$ccenv_tmpname" + + if $ccenv_cc "$ccenv_tmpname" \ + -ffreestanding \ + -nostdlib -nostartfiles \ + -o $ccenv_image \ + 2>&3; then + ccenv_ret=0 + ccenv_cc_environment='freestanding' + else + ccenv_ret=1 + fi + + rm "$ccenv_tmpname" + + return $ccenv_ret +} + +ccenv_set_cc_binfmt_error() +{ + ccenv_attr_epilog '(unable to create executable)' +} + +ccenv_set_cc_binfmt() +{ + ccenv_use_perk= + ccenv_use_otool= + ccenv_use_readelf= + ccenv_use_readobj= + ccenv_use_bfd_objdump= + ccenv_use_llvm_objdump= + + ccenv_attr_prolog 'binary format' + + ccenv_create_framework_executable \ + || ccenv_create_freestanding_executable \ + || ccenv_set_cc_binfmt_error \ + || return 0 + + # PE / perk + if [ -n "$ccenv_perk" ]; then + if $ccenv_perk $ccenv_image 2>&3; then + ccenv_cc_binfmt='PE' + ccenv_use_perk=yes + fi + fi + + # ELF / readelf + if [ -n "$ccenv_readelf" ] && [ -z "$ccenv_cc_binfmt" ]; then + if $ccenv_readelf -h $ccenv_image 2>&3 \ + | grep 'Magic:' | sed -e 's/[ ]*//g' \ + | grep 'Magic:7f454c46' \ + > /dev/null; then + ccenv_cc_binfmt='ELF' + ccenv_use_readelf=yes + fi + fi + + # a marble of astonishing design: + # llvm-readelf also parses PE and Mach-O + + if [ -n "$ccenv_readelf_llvm" ]; then + ccenv_readany="$ccenv_readelf_llvm" + else + ccenv_readany="$ccenv_readelf" + fi + + # PE / readelf + if [ -n "$ccenv_readany" ] && [ -z "$ccenv_cc_binfmt" ]; then + if $ccenv_readany -h $ccenv_image 2>&3 \ + | grep 'Magic:' | sed -e 's/[ ]*//g' \ + | grep 'Magic:MZ' \ + > /dev/null; then + ccenv_cc_binfmt='PE' + ccenv_use_readelf=yes + fi + fi + + # MACHO-64 / otool + if [ -n "$ccenv_otool" ] && [ -z "$ccenv_cc_binfmt" ]; then + if $ccenv_otool -hv $ccenv_image 2>&3 \ + | grep -i 'MH_MAGIC_64' \ + > /dev/null; then + ccenv_cc_binfmt='MACHO' + ccenv_use_otool=yes + fi + fi + + # MACHO-32 / otool + if [ -n "$ccenv_otool" ] && [ -z "$ccenv_cc_binfmt" ]; then + if $ccenv_otool -hv $ccenv_image 2>&3 \ + | grep -i 'MH_MAGIC' \ + > /dev/null; then + ccenv_cc_binfmt='MACHO' + ccenv_use_otool=yes + fi + fi + + # MACHO-64 / readelf + if [ -n "$ccenv_readany" ] && [ -z "$ccenv_cc_binfmt" ]; then + if $ccenv_readany -h $ccenv_image 2>&3 \ + | grep -i 'Magic:' | sed -e 's/[ ]*//g' \ + | grep -i '(0xfeedfacf)' \ + > /dev/null; then + ccenv_cc_binfmt='MACHO' + ccenv_use_readelf=yes + fi + fi + + # MACHO-32 / readelf + if [ -n "$ccenv_readany" ] && [ -z "$ccenv_cc_binfmt" ]; then + if $ccenv_readany -h $ccenv_image 2>&3 \ + | grep -i 'Magic:' | sed -e 's/[ ]*//g' \ + | grep -i '(0xcafebabe)' \ + > /dev/null; then + ccenv_cc_binfmt='MACHO' + ccenv_use_readelf=yes + fi + fi + + # MACHO / readobj + if [ -n "$ccenv_readobj" ] && [ -z "$ccenv_cc_binfmt" ]; then + if $ccenv_readobj $ccenv_image 2>&3 \ + | grep -i 'Format:' \ + | sed -e 's/ /_/g' \ + | grep -i '_Mach-O_' \ + > /dev/null; then + ccenv_cc_binfmt='MACHO' + ccenv_use_readobj=yes + fi + fi + + # MACHO / objdump (llvm) + if [ -n "$ccenv_objdump" ] && [ -z "$ccenv_cc_binfmt" ]; then + if $ccenv_objdump -section-headers $ccenv_image \ + 2>&3 \ + | grep -i 'file format Mach-O' \ + > /dev/null; then + ccenv_cc_binfmt='MACHO' + ccenv_use_objdump=yes + fi + fi + + # MACHO / objdump (bfd) + if [ -n "$ccenv_objdump" ] && [ -z "$ccenv_cc_binfmt" ]; then + $ccenv_objdump -h $ccenv_image 2>&3 \ + | grep -i 'file format Mach-O' \ + > /dev/null \ + && ccenv_cc_binfmt='MACHO' \ + && ccenv_use_objdump=yes + fi + + # PE / objdump (bfd) + if [ -n "$ccenv_objdump" ] && [ -z "$ccenv_cc_binfmt" ]; then + if $ccenv_objdump -h $ccenv_image 2>&3 \ + | grep -i 'file format pei-' \ + > /dev/null; then + ccenv_cc_binfmt='PE' + ccenv_use_bfd_objdump=yes + fi + fi + + ccenv_attr_epilog "$ccenv_cc_binfmt" +} + +ccenv_set_os_pe() +{ + if [ "$ccenv_cc_environment" = 'freestanding' ]; then + case "$ccenv_cchost" in + *-midipix | *-midipix-* ) + ccenv_os='midipix' ;; + *-mingw | *-mingw32 | *-mingw64 ) + ccenv_os='mingw' ;; + *-mingw-* | *-mingw32-* | *-mingw64 ) + ccenv_os='mingw' ;; + *-msys | *-msys2 | *-msys-* | *-msys2-* ) + ccenv_os='msys' ;; + *-cygwin | *-cygwin-* ) + ccenv_os='cygwin' ;; + esac + fi + + if [ -n "$ccenv_os" ]; then + return 0 + fi + + if [ -n "$ccenv_use_perk" ]; then + ccenv_framework=$($ccenv_perk -y $ccenv_image) + ccenv_os=${ccenv_framework#*-*-*-*} + fi + + if [ -z "$ccenv_os" ] && [ -n "$ccenv_objdump_bfd" ]; then + $ccenv_objdump_bfd -x $ccenv_image | grep -i 'DLL Name' \ + | grep 'cygwin1.dll' > /dev/null \ + && ccenv_os='cygwin' + fi + + if [ -z "$ccenv_os" ] && [ -n "$ccenv_objdump_bfd" ]; then + $ccenv_objdump_bfd -x $ccenv_image | grep -i 'DLL Name' \ + | grep 'msys-2.0.dll' > /dev/null \ + && ccenv_os='msys' + fi + + if [ -z "$ccenv_os" ] && [ -n "$ccenv_objdump_bfd" ]; then + $ccenv_objdump_bfd -x $ccenv_image \ + | grep -i 'DLL Name' | grep '.CRT' \ + > /dev/null \ + && $ccenv_objdump_bfd -x $ccenv_image \ + | grep -i 'DLL Name' | grep '.bss' \ + > /dev/null \ + && $ccenv_objdump_bfd -x $ccenv_image \ + | grep -i 'DLL Name' | grep '.tls' \ + > /dev/null \ + && ccenv_os='mingw' + fi +} + +ccenv_set_os_macho() +{ + case "$ccenv_cchost" in + *-apple-darwin* ) + ccenv_os='darwin' ;; + esac +} + +ccenv_set_os() +{ + ccenv_attr_prolog 'os name' + + case "$ccenv_cc_binfmt" in + PE ) + ccenv_set_os_pe ;; + MACHO ) + ccenv_set_os_macho ;; + esac + + if [ -n "$ccenv_os" ]; then + ccenv_attr_epilog "$ccenv_os" + return 0 + fi + + case "$ccenv_cchost" in + *-*-musl | *-*-gnu ) + ccenv_tip=${ccenv_cchost%-*} + ccenv_os=${ccenv_tip#*-} + ;; + *-*-solaris* ) + ccenv_os='solaris' + ;; + *-*-*bsd* | *-*-dragonfly* ) + ccenv_os='bsd' + ;; + *-*-*-* ) + ccenv_tip=${ccenv_cchost%-*} + ccenv_os=${ccenv_tip#*-*-} + ;; + *-*-* ) + ccenv_os=${ccenv_cchost#*-*-} + ;; + *-* ) + ccenv_os=${ccenv_cchost#*-} + ;; + esac + + if [ -z "$ccenv_os" ]; then + ccenv_os='anyos' + fi + + ccenv_attr_epilog "$ccenv_os" +} + +ccenv_set_os_flags() +{ + case "$ccenv_os" in + darwin ) + ccenv_cflags_os='-D_DARWIN_C_SOURCE' + ccenv_cflags_pic='-fPIC' + ;; + midipix ) + ccenv_cflags_os= + ccenv_cflags_pic='-fPIC' + ;; + cygwin ) + ccenv_cflags_os= + ccenv_cflags_pic= + ;; + msys | msys* | mingw | mingw* ) + ccenv_cflags_os='-U__STRICT_ANSI__' + ccenv_cflags_pic= + ;; + * ) + ccenv_cflags_os= + ccenv_cflags_pic='-fPIC' + ;; + esac +} + +ccenv_set_os_semantics() +{ + # binary_format - core_api - ex_api - dependency_resolution + + ccenv_attr_prolog 'os semantics' + + case "$ccenv_os" in + linux ) + ccenv_os_semantics='elf-posix-linux-ldso' + ;; + bsd ) + ccenv_os_semantics='elf-posix-bsd-ldso' + ;; + darwin ) + ccenv_os_semantics='macho-posix-osx-ldso' + ;; + midipix ) + ccenv_os_semantics='pe-posix-winnt-ldso' + ;; + cygwin ) + ccenv_os_semantics='pe-hybrid-winnt-unsafe' + ;; + msys ) + ccenv_os_semantics='pe-hybrid-winnt-unsafe' + ;; + mingw ) + ccenv_os_semantics='pe-win32-winnt-unsafe' + ;; + esac + + if [ -n "$ccenv_os_semantics" ]; then + ccenv_attr_epilog "$ccenv_os_semantics" + return 0 + fi + + if [ -n "$ccenv_cc_binfmt" ]; then + ccenv_os_semantics_pattern='%s-posix-anyos-unknown' + ccenv_os_semantics=$(printf \ + "$ccenv_os_semantics_pattern" \ + "$ccenv_cc_binfmt" \ + | tr '[:upper:]' '[:lower:]') + else + ccenv_os_semantics='unknown-posix-anyos-unknown' + fi + + ccenv_attr_epilog "$ccenv_os_semantics" +} + +ccenv_set_os_dso_format() +{ + ccenv_attr_prolog 'os dso format' + + case "$ccenv_cc_arfmt" in + common ) + ccenv_cc_sofmt="$ccenv_cc_binfmt" + ;; + + bigaf ) + ccenv_libgcc_s_a_header=$(od -b -N8 \ + $($ccenv_cc -print-file-name=libgcc_s.a) \ + 2>/dev/null \ + | head -n1) + + ccenv_libgcc_s_so_header=$(od -b -N8 \ + $($ccenv_cc -print-file-name=libgcc_s.so) \ + 2>/dev/null \ + | head -n1) + + if [ "$ccenv_libgcc_s_a_header" = "$ccenv_bigaf_header" ]; then + ccenv_cc_sofmt='bigaf' + elif [ "$ccenv_libgcc_s_so_header" = "$ccenv_bigaf_header" ]; then + ccenv_cc_sofmt='bigaf' + else + ccenv_cc_sofmt="$ccenv_cc_binfmt" + fi + ;; + + aiaff ) + ccenv_libgcc_s_a_header=$(od -b -N8 \ + $($ccenv_cc -print-file-name=libgcc_s.a) \ + | head -n1) + + ccenv_libgcc_s_so_header=$(od -b -N8 \ + $($ccenv_cc -print-file-name=libgcc_s.so) \ + | head -n1) + + if [ "$ccenv_libgcc_s_a_header" = "$ccenv_aiaff_header" ]; then + ccenv_cc_sofmt='aiaff' + elif [ "$ccenv_libgcc_s_so_header" = "$ccenv_aiaff_header" ]; then + ccenv_cc_sofmt='aiaff' + else + ccenv_cc_sofmt="$ccenv_cc_binfmt" + fi + ;; + esac + + if [ "$ccenv_cfgtype" = 'host' ]; then + case "$ccenv_cc_sofmt" in + bigaf | aiaff ) + mb_shared_lib_cmd='$(AR) -rcs' + mb_shared_lib_ldflags= + ;; + + * ) + mb_shared_lib_cmd='$(CC) -shared -o' + mb_shared_lib_ldflags='$(LDFLAGS_SHARED)' + ;; + esac + fi + + ccenv_attr_epilog "$ccenv_cc_sofmt" +} + +ccenv_set_os_dso_exrules() +{ + ccenv_attr_prolog 'os dso exrules' + + case "$ccenv_os" in + midipix ) + ccenv_os_dso_exrules='pe-mdso' + ;; + * ) + if [ "$ccenv_cc_binfmt" = 'PE' ]; then + ccenv_os_dso_exrules='pe-dlltool' + else + ccenv_os_dso_exrules='default' + fi + esac + + ccenv_attr_epilog "$ccenv_os_dso_exrules" +} + +ccenv_set_os_dso_linkage() +{ + # todo: PIC, PIE, and friends + ccenv_attr_prolog 'os linkage' + ccenv_os_dso_linkage='default' + ccenv_attr_epilog "$ccenv_os_dso_linkage" +} + +ccenv_set_os_dso_patterns_darwin() +{ + ccenv_os_app_prefix= + ccenv_os_app_suffix= + + ccenv_os_lib_prefix=lib + ccenv_os_lib_suffix=.dylib + + ccenv_os_implib_ext=.invalid + ccenv_os_libdef_ext=.invalid + + ccenv_os_archive_ext=.a + ccenv_os_soname=symlink + + ccenv_os_lib_prefixed_suffix= + ccenv_os_lib_suffixed_suffix='$(OS_LIB_SUFFIX)' +} + +ccenv_set_os_dso_patterns_mdso() +{ + ccenv_os_app_prefix= + ccenv_os_app_suffix= + + ccenv_os_lib_prefix=lib + ccenv_os_lib_suffix=.so + + ccenv_os_implib_ext=.lib.a + ccenv_os_libdef_ext=.so.def + + ccenv_os_archive_ext=.a + ccenv_os_soname=symlink + + ccenv_os_lib_prefixed_suffix='$(OS_LIB_SUFFIX)' + ccenv_os_lib_suffixed_suffix= +} + +ccenv_set_os_dso_patterns_dlltool() +{ + ccenv_os_app_prefix= + ccenv_os_app_suffix=.exe + + ccenv_os_lib_prefix=lib + ccenv_os_lib_suffix=.dll + + ccenv_os_implib_ext=.dll.a + ccenv_os_libdef_ext=.def + + ccenv_os_archive_ext=.a + ccenv_os_soname=copy + + ccenv_os_lib_prefixed_suffix='$(OS_LIB_SUFFIX)' + ccenv_os_lib_suffixed_suffix= +} + +ccenv_set_os_dso_patterns_default() +{ + ccenv_os_app_prefix= + ccenv_os_app_suffix= + + ccenv_os_lib_prefix=lib + ccenv_os_lib_suffix=.so + + ccenv_os_implib_ext=.invalid + ccenv_os_libdef_ext=.invalid + + ccenv_os_archive_ext=.a + ccenv_os_soname=symlink + + ccenv_os_lib_prefixed_suffix='$(OS_LIB_SUFFIX)' + ccenv_os_lib_suffixed_suffix= +} + +ccenv_set_os_dso_patterns() +{ + # sover: .so.x.y.z + # verso: .x.y.z.so + + case "$ccenv_os" in + darwin ) + ccenv_set_os_dso_patterns_darwin + ;; + midipix ) + ccenv_set_os_dso_patterns_mdso + ;; + cygwin | msys | mingw ) + ccenv_set_os_dso_patterns_dlltool + ;; + * ) + ccenv_set_os_dso_patterns_default + ;; + esac +} + +ccenv_set_os_pe_switches() +{ + if [ "$ccenv_cc_binfmt" = 'PE' ] && [ -z "$ccenv_pe_subsystem" ]; then + case "$ccenv_os" in + midipix | mingw ) + ccenv_pe_subsystem='windows' + ;; + * ) + ccenv_pe_subsystem='console' + ;; + esac + fi + + if [ "$ccenv_cc_binfmt" = 'PE' ]; then + if ! cfgtest_macro_definition '__PE__'; then + ccenv_cflags_os="${ccenv_cflags_os} -D__PE__" + fi + + if ! cfgtest_macro_definition '__dllexport'; then + ccenv_cflags_os="${ccenv_cflags_os} -D__dllexport=__attribute__\(\(__dllexport__\)\)" + fi + + if ! cfgtest_macro_definition '__dllimport'; then + ccenv_cflags_os="${ccenv_cflags_os} -D__dllimport=__attribute__\(\(__dllimport__\)\)" + fi + fi +} + +ccenv_set_os_gate_switches() +{ + if [ "$ccenv_os" = 'solaris' ]; then + if ! cfgtest_macro_definition 'AT_FDCWD'; then + ccenv_cflags_os="${ccenv_cflags_os} -D__EXTENSIONS__" + fi + fi +} + +ccenv_set_os_bsd_switches() +{ + if [ "$ccenv_os" = 'bsd' ]; then + mb_cfgtest_headers='sys/mman.h' + + if ! cfgtest_macro_definition 'MAP_ANON'; then + ccenv_cflags_os="${ccenv_cflags_os} -D__BSD_VISIBLE" + fi + + mb_cfgtest_headers= + fi +} + +ccenv_output_defs() +{ + ccenv_in="$mb_project_dir/sofort/ccenv/ccenv.in" + ccenv_mk="$mb_pwd/ccenv/$ccenv_cfgtype.mk" + ccenv_tmp= + + if [ "$ccenv_cc_binfmt" = 'PE' ]; then + ccenv_pe="$mb_project_dir/sofort/ccenv/pedefs.in" + ccenv_in="$ccenv_in $ccenv_pe" + fi + + if [ $ccenv_cfgtype = 'native' ]; then + + ccenv_tmp=$(mktemp ./tmp_XXXXXXXXXXXXXXXX) + + sed \ + -e 's/^[[:space:]]*$/@/g' \ + -e 's/^/NATIVE_/' \ + -e 's/NATIVE_@//g' \ + -e 's/NATIVE_#/#/g' \ + -e 's/ =/=/g' \ + -e 's/ +=/+=/g' \ + $(printf '%s ' $ccenv_in) \ + > "$ccenv_tmp" + + ccenv_in="$ccenv_tmp" + else + unset ccenv_tmp + fi + + ccenv_var_defs= + ccenv_sed_substs="-e s/@ccenv_cfgtype@/${ccenv_cfgtype}/g" + + ccenv_vars=$(cut -d'=' -f1 "$mb_project_dir/sofort/ccenv/ccenv.vars" \ + | grep -v '^#'); + + ccenv_exvars="ccenv_makevar_prefix" + + for __var in $(printf '%s' "$ccenv_vars $ccenv_exvars"); do + ccenv_sed_subst=$(printf '%s %s%s%s' \ + '-e' "'s^@$__var@" \ + "^___${__var}___" \ + "^g'") + + ccenv_sed_substs="$ccenv_sed_substs $ccenv_sed_subst" + + ccenv_var_def=$(printf '%s%s="${%s}"' "-D" "___${__var}___" "${__var}") + eval ccenv_var_defs='"$ccenv_var_defs "$ccenv_var_def' + done + + eval sed $ccenv_sed_substs $(printf '%s ' $ccenv_in) \ + | eval m4 $ccenv_var_defs - \ + | sed -e 's/[[:blank:]]*$//g' \ + > "$ccenv_mk" + + if [ "$ccenv_cfgtype" = 'host' ]; then + for __var in $(printf '%s' "$ccenv_vars"); do + ccenv_src_var=$__var + ccenv_dst_var=mb_${__var#*ccenv_} + ccenv_var_expr='${'$ccenv_src_var':-}' + eval $ccenv_dst_var=$ccenv_var_expr + + done + + mb_host=$ccenv_host + mb_cchost=$ccenv_cchost + else + for __var in $(printf '%s' "$ccenv_vars"); do + ccenv_src_var=$__var + ccenv_dst_var=mb_native_${__var#*ccenv_} + ccenv_var_expr='${'$ccenv_src_var':-}' + eval "$ccenv_dst_var=$ccenv_var_expr" + done + + mb_native_host=$ccenv_host + mb_native_cchost=$ccenv_cchost + fi + + if [ -n "${ccenv_tmp:-}" ]; then + rm -f "$ccenv_tmp" + unset ccenv_tmp + fi + + + if [ "${ccenv_cfgtype}" = 'host' ]; then + ccenv_cflags=$(${mb_make} -n -f "$mb_pwd/Makefile.tmp" .cflags-host) + ccenv_ldflags=$(${mb_make} -n -f "$mb_pwd/Makefile.tmp" .ldflags-host) + else + ccenv_cflags=$(${mb_make} -n -f "$mb_pwd/Makefile.tmp" .cflags-native) + ccenv_ldflags=$(${mb_make} -n -f "$mb_pwd/Makefile.tmp" .ldflags-native) + fi + + ccenv_cflags="${ccenv_cflags#*: }" + ccenv_ldflags="${ccenv_ldflags#*: }" + + ccenv_sysroot=$(eval $ccenv_cc $(printf '%s' "$ccenv_cflags") \ + -print-sysroot 2>/dev/null || true) + + eval 'ccenv_'${ccenv_cfgtype}'_cflags'=\'$ccenv_cflags\' + eval 'ccenv_'${ccenv_cfgtype}'_ldflags'=\'$ccenv_ldflags\' + eval 'ccenv_'${ccenv_cfgtype}'_sysroot'=\'$ccenv_sysroot\' + + eval 'ccenv_'${ccenv_cfgtype}'_cc'=\'$ccenv_cc\' + eval 'ccenv_'${ccenv_cfgtype}'_cc_environment'=\'$ccenv_cc_environment\' + eval 'ccenv_'${ccenv_cfgtype}'_dumpmachine_switch'=\'$ccenv_dumpmachine_switch\' + eval 'ccenv_'${ccenv_cfgtype}'_pkgconf'=\'$ccenv_pkgconf\' + +} + +ccenv_set_cc_sysroot_vars() +{ + if [ "$ccenv_cfgtype" = 'native' ] || [ -z "$mb_sysroot" ]; then + return 0 + fi + + cfgtest_host_section + ccenv_switch_var="--sysroot=${mb_sysroot}" + + if cfgtest_compiler_switch_arg "${ccenv_switch_var}"; then + printf '\n# %s sysroot: cflags and ldflags\n' "$ccenv_cfgtype" \ + >> "$ccenv_mk" + + for ccenv_make_var in '_CFLAGS_SYSROOT' '_LDFLAGS_SYSROOT'; do + printf '%-40s= %s\n' "${ccenv_make_var}" "${ccenv_switch_var}" \ + >> "$ccenv_mk" + done + else + printf '\n# %s sysroot: cflags and ldflags %s\n' "$ccenv_cfgtype" \ + '(not supported: see config.log)' \ + >> "$ccenv_mk" + + for ccenv_make_var in '_CFLAGS_SYSROOT' '_LDFLAGS_SYSROOT'; do + printf '%-40s=\n' "${ccenv_make_var}" \ + >> "$ccenv_mk" + done + fi +} + +ccenv_set_cc_switch_vars() +{ + printf '\n# %s cflags: supported compiler switches\n' "$ccenv_cfgtype" \ + >> "$ccenv_mk" + + if [ -f $mb_project_dir/project/config/ccswitch.strs ]; then + ccenv_switch_vars=$(cat \ + $mb_project_dir/sofort/ccenv/ccswitch.strs \ + $mb_project_dir/project/config/ccswitch.strs \ + | grep -v -e '^#' -e '^-Wl,' \ + | sort -u) + else + ccenv_switch_vars=$(grep -v -e '^#' -e '^-Wl,' \ + $mb_project_dir/sofort/ccenv/ccswitch.strs \ + | sort -u) + fi + + if [ $ccenv_cfgtype = 'host' ]; then + ccenv_makevar_prefix='_CFLAGS_' + cfgtest_host_section + else + ccenv_makevar_prefix='_NATIVE_CFLAGS_' + cfgtest_native_section + fi + + for ccenv_switch_var in $(printf '%s' "$ccenv_switch_vars"); do + ccenv_make_var=${ccenv_switch_var%=} + ccenv_make_var=${ccenv_make_var%,} + + ccenv_make_var=${ccenv_make_var##---} + ccenv_make_var=${ccenv_make_var##--} + ccenv_make_var=${ccenv_make_var##-} + + ccenv_make_var=$(printf '%s' "$ccenv_make_var" \ + | sed -e 's/=/_/g' -e 's/-/_/g' -e 's/,/_/g') + + ccenv_make_var="${ccenv_makevar_prefix}${ccenv_make_var}" + + if cfgtest_compiler_switch "$ccenv_switch_var"; then + ccenv_switch_var=${ccenv_switch_var%=} + ccenv_switch_var=${ccenv_switch_var%,} + + printf '%-40s= %s\n' "${ccenv_make_var}" "${ccenv_switch_var}" \ + >> "$ccenv_mk" + else + printf '%-40s=\n' "${ccenv_make_var}" \ + >> "$ccenv_mk" + fi + done +} + +ccenv_set_cc_linker_switch_vars() +{ + printf '\n# %s ldflags: supported compiler switches\n' "$ccenv_cfgtype" \ + >> "$ccenv_mk" + + if [ -f $mb_project_dir/project/config/ccswitch.strs ]; then + ccenv_switch_vars=$(cat \ + $mb_project_dir/sofort/ccenv/ccswitch.strs \ + $mb_project_dir/project/config/ccswitch.strs \ + | grep -e '^-Wl,' \ + | sort -u) + else + ccenv_switch_vars=$(grep -e '^-Wl,' \ + $mb_project_dir/sofort/ccenv/ccswitch.strs \ + | sort -u) + fi + + if [ $ccenv_cfgtype = 'host' ]; then + ccenv_makevar_prefix='_LDFLAGS_' + cfgtest_host_section + else + ccenv_makevar_prefix='_NATIVE_LDFLAGS_' + cfgtest_native_section + fi + + for ccenv_switch_var in $(printf '%s' "$ccenv_switch_vars"); do + ccenv_make_var=${ccenv_switch_var%=} + ccenv_make_var=${ccenv_make_var%,} + + ccenv_make_var=${ccenv_make_var##---} + ccenv_make_var=${ccenv_make_var##--} + ccenv_make_var=${ccenv_make_var##-} + + ccenv_make_var=$(printf '%s' "$ccenv_make_var" \ + | sed -e 's/=/_/g' -e 's/-/_/g' -e 's/,/_/g') + + ccenv_make_var="${ccenv_makevar_prefix}${ccenv_make_var}" + + if cfgtest_compiler_switch "$ccenv_switch_var"; then + ccenv_switch_var=${ccenv_switch_var%=} + ccenv_switch_var=${ccenv_switch_var%,} + + printf '%-40s= %s\n' "${ccenv_make_var}" "${ccenv_switch_var}" \ + >> "$ccenv_mk" + else + printf '%-40s=\n' "${ccenv_make_var}" \ + >> "$ccenv_mk" + fi + done +} + +ccenv_set_cc_attr_visibility_vars() +{ + if cfgtest_attr_visibility 'default'; then + ccenv_attr_visibility_default="$mb_cfgtest_attr" + fi + + if cfgtest_attr_visibility 'hidden'; then + ccenv_attr_visibility_hidden="$mb_cfgtest_attr" + fi + + if cfgtest_attr_visibility 'internal'; then + ccenv_attr_visibility_internal="$mb_cfgtest_attr" + fi + + if cfgtest_attr_visibility 'protected'; then + ccenv_attr_visibility_protected="$mb_cfgtest_attr" + fi +} + +ccenv_dso_verify() +{ + ccenv_str='int foo(int x){return ++x;}' + ccenv_cmd="$ccenv_cc -xc - -shared -o a.out" + + rm -f a.out + + printf '%s' "$ccenv_str" | $(printf %s "$ccenv_cmd") \ + > /dev/null 2>&3 \ + || mb_disable_shared=yes + + rm -f a.out +} + +ccenv_clean_up() +{ + rm -f $ccenv_image +} + +ccenv_common_init() +{ + . "$mb_project_dir/sofort/ccenv/ccenv.vars" + + ccenv_cfgtype=$1 + ccenv_cfgfile="$mb_pwd/ccenv/$ccenv_cfgtype.mk" + ccenv_cchost= + + if [ $ccenv_cfgtype = 'native' ]; then + ccenv_makevar_prefix='NATIVE_' + ccenv_image='./ccenv/native.a.out' + else + ccenv_makevar_prefix= + ccenv_image='./ccenv/host.a.out' + fi + + if [ $ccenv_cfgtype = 'native' ]; then + ccenv_prefixes= + elif [ -n "$mb_cross_compile" ]; then + ccenv_prefixes="$mb_cross_compile" + elif [ -n "$mb_host" ]; then + ccenv_prefixes="$mb_host-" + else + ccenv_prefixes= + fi + + if [ $ccenv_cfgtype = 'host' ]; then + ccenv_tflags= + ccenv_cflags=$(${mb_make} -n -f "$mb_pwd/Makefile.tmp" \ + OS_DSO_EXRULES=default \ + OS_SONAME=symlink \ + OS_ARCHIVE_EXT='.a' \ + .cflags-host) + + ccenv_cflags="${ccenv_cflags#*: }" + + ccenv_cc="$mb_user_cc" + ccenv_cpp="$mb_user_cpp" + ccenv_cxx="$mb_user_cxx" + + ccenv_pe_subsystem="$mb_pe_subsystem" + ccenv_pe_image_base="$mb_pe_image_base" + else + ccenv_tflags= + ccenv_cflags=$(${mb_make} -n -f "$mb_pwd/Makefile.tmp" \ + OS_DSO_EXRULES=default \ + OS_SONAME=symlink \ + OS_ARCHIVE_EXT='.a' \ + .cflags-native) + + ccenv_cflags="${ccenv_cflags#*: }" + + ccenv_cc="$mb_native_cc" + ccenv_cpp="$mb_native_cpp" + ccenv_cxx="$mb_native_cxx" + + ccenv_pe_subsystem="$mb_native_pe_subsystem" + ccenv_pe_image_base="$mb_native_pe_image_base" + fi +} + +ccenv_set_characteristics() +{ + ccenv_set_cc_host + ccenv_set_cc_bits + ccenv_set_cc_binfmt + ccenv_set_cc_underscore +} + +ccenv_set_toolchain_variables() +{ + ccenv_common_init $1 + ccenv_set_cc + ccenv_set_cpp + ccenv_set_cxx + ccenv_set_primary_tools + ccenv_set_tool_variants + ccenv_set_characteristics + + ccenv_set_os + ccenv_set_os_flags + ccenv_set_os_semantics + ccenv_set_os_dso_format + ccenv_set_os_dso_exrules + ccenv_set_os_dso_linkage + ccenv_set_os_dso_patterns + ccenv_set_os_pe_switches + ccenv_set_os_gate_switches + ccenv_set_os_bsd_switches + ccenv_set_cc_attr_visibility_vars + + ccenv_output_defs + ccenv_clean_up + + ccenv_set_cc_sysroot_vars + ccenv_set_cc_switch_vars + ccenv_set_cc_linker_switch_vars +} + +ccenv_set_host_variables() +{ + output_script_status ${mb_script} \ + 'detect and query host (targeted) system' + + ccenv_set_toolchain_variables 'host' + ccenv_dso_verify +} + +ccenv_set_native_variables() +{ + output_script_status ${mb_script} \ + 'detect and query native (local build) system' + + if [ _$mb_ccenv_skip_native != _yes ]; then + ccenv_set_toolchain_variables 'native' + fi +} diff --git a/sofort/ccenv/ccenv.usage b/sofort/ccenv/ccenv.usage new file mode 100644 index 0000000..8eab780 --- /dev/null +++ b/sofort/ccenv/ccenv.usage @@ -0,0 +1,78 @@ +A few words on sofort's tool-finding logic +========================================== + +# the goals of sofort's tool-finding logic are: +- follow a clear, transparent, and consistent logic +- allow users to easily specify per-build preferences +- allow distros to easily and cleanly use site-wide settings + + +# three-way terminology: +- native machine: where make(1) will be running. +- host machine: where the package's program or libraries will execute. +- target machine: where code generated by the host package will execute. + +! NOTE, however, that the host/target distinction is only relevant + when building a code-generating utility (e.g. a compiler), and that + the two are otherwise rather synonymous. Moreover, in practice it + is much more common to see configure scripts being invoked with a + --target= argument specifying the host, than with a + --host= argument. + + +# invocation and names of binary tools: +- agnostic names (ar, nm, objdump, ...) +- branded names (llvm-ar, llvm-nm, llvm-objdump, ...) +- machine-prefixed agnostic names (x86_64-nt64-midipix-ar, ...) +- machine-prefixed branded names (x86_64-linux-gnu-gcc-ar, ...) +- machine-specifying branded tools, as in + llvm-ar --target=x86_64-linux. + + +# cross-compilation: default search order: +- machine-prefixed agnostic tools +- machine-prefixed branded tools, starting with the prefix + most commonly associated with the selected compiler (that is, + ``gcc'' when using gcc, and ``llvm'' when using clang) +- (machine-specifying) agnostic tools +- (machine-speficying) branded tools, starting once again with the + prefix most commonly associated with the selected compiler + + +# native builds: default search order: +- agnostic tools +- machine-prefixed agnostic tools +- machine-prefixed branded tools +- branded tools + + +# using an alternate search order: +- --toolchain= (e.g. --toolchain=llvm) --> search for tools + that begin with before searching for agnostic tools + + +# restricting which tools may be searched: +- --zealous --> only search for agnostic tools +- --zealous= --> only search for -branded tools + + +# per-tool overrides, by example of the ``ar'' tool: +- AR=ar --> set AR to $(command -v ar) +- AR=/path/to/ar --> set AR to the specified absolute path + + +# host generated config file and variable names: +- ccenv/host.mk +- AR, NM, OBJDUMP, ... + + +# native generated config file and variable names: +- ccenv/native.mk +- NATIVE_AR, NATIVE_NM, NATIVE_OBJDUMP, ... + + +# distro: site-wide preferences +- --ccenv=/path/to/site-specific/ccenv +- use the above to create ccenv as a symlink to + /path/to/site-specific/ccenv, and to accordingly + skip configure's tool-finding step. diff --git a/sofort/ccenv/ccenv.vars b/sofort/ccenv/ccenv.vars new file mode 100644 index 0000000..054b638 --- /dev/null +++ b/sofort/ccenv/ccenv.vars @@ -0,0 +1,97 @@ +# system flavor +ccenv_os= +ccenv_os_semantics= + +ccenv_os_dso_exrules= +ccenv_os_dso_linkage= + +ccenv_os_app_prefix= +ccenv_os_app_suffix= + +ccenv_os_lib_prefix= +ccenv_os_lib_suffix= + +ccenv_os_implib_ext= +ccenv_os_libdef_ext= + +ccenv_os_archive_ext= +ccenv_os_soname= + +ccenv_os_lib_prefixed_suffix= +ccenv_os_lib_suffixed_suffix= + +# characteristics +ccenv_cc_host= +ccenv_cc_bits= + +ccenv_cc_arfmt= +ccenv_cc_sofmt= +ccenv_cc_binfmt= +ccenv_cc_underscore= +ccenv_cc_environment= + +ccenv_cc_arch_bfd= +ccenv_cc_arch_llvm= + +# incompatible tool variants +ccenv_as_asm= +ccenv_as_ll= +ccenv_as_mc= + +ccenv_ld_bfd= +ccenv_ld_gold= +ccenv_ld_lld= + +ccenv_objdump_bfd= +ccenv_objdump_llvm= + +ccenv_readelf_bfd= +ccenv_readelf_llvm= + +# tool variables +ccenv_cc= +ccenv_cpp= +ccenv_cxx= + +ccenv_as= +ccenv_ld= + +ccenv_ar= +ccenv_nm= +ccenv_objdump= +ccenv_ranlib= +ccenv_size= +ccenv_strip= +ccenv_strings= + +ccenv_addr2line= +ccenv_cov= +ccenv_cxxfilt= +ccenv_objcopy= + +ccenv_elfedit= +ccenv_readelf= +ccenv_readobj= + +ccenv_perk= +ccenv_mdso= +ccenv_dlltool= + +ccenv_windmc= +ccenv_windrc= + +ccenv_pkgconf= + +# visibility attributes +ccenv_attr_visibility_default= +ccenv_attr_visibility_hidden= +ccenv_attr_visibility_internal= +ccenv_attr_visibility_protected= + +# cflags +ccenv_cflags_os= +ccenv_cflags_pic= + +# pe +ccenv_pe_subsystem= +ccenv_pe_image_base= diff --git a/sofort/ccenv/ccswitch.strs b/sofort/ccenv/ccswitch.strs new file mode 100644 index 0000000..277e02e --- /dev/null +++ b/sofort/ccenv/ccswitch.strs @@ -0,0 +1,51 @@ +# ccswitch.strs: project-agnostic list of compiler switches, +# for which support is tested by default. + +# when -foo is supported by the host or native compiler, add +# ``CFLAGS_foo = -foo'' to the respective ccenv variable file +# (that is, ccenv/host.mk or ccenv/native.mk). + +# the make variable prefix is _CFLAGS_ or _NATIVE_CFLAGS_ +# (_LDFLAGS_ or _NATIVE_LDFLAGS for -Wl, linker options), +# to which the compiler-switch, minus leading dashes and +# trailing equal-sign or comma, is appended; non-leading +# dashes and non-trailing equal-signs and commas are then +# substituted with underscores. + +# the project-agnostic list below can be supplemented by a +# project-specific one, named project/config/ccswitch.strs. + +# toolchain switches +-dumpmachine +-print-file-name= + +# flavors and variants +-std=c89 +-std=c99 +-std=c11 + +# linker switches +-Wl,--print-map +-Wl,--no-undefined +-Wl,--verbose + +# errors and warnings +-Wall +-Werror +-Wextra +-Wundef +-Wpedantic + +# debugging +-g +-g0 +-g1 +-g2 +-g3 + +# optimization +-O0 +-O1 +-O2 +-O3 +-Os diff --git a/sofort/ccenv/pedefs.in b/sofort/ccenv/pedefs.in new file mode 100644 index 0000000..008b271 --- /dev/null +++ b/sofort/ccenv/pedefs.in @@ -0,0 +1,4 @@ +# @ccenv_cfgtype@ pe switches +PE_SUBSYSTEM = @ccenv_pe_subsystem@ +PE_IMAGE_BASE = @ccenv_pe_image_base@ + -- cgit v1.2.3