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mulle-objc-lista
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#! /usr/bin/env mulle-bash
#
# shellcheck shell=bash
# shellcheck disable=SC2236
# shellcheck disable=SC2120
# shellcheck disable=SC2166
# shellcheck disable=SC2034
# shellcheck disable=SC2006
# shellcheck disable=SC1090
# shellcheck disable=SC1091
#
# Copyright (c) 2017 Nat! - Mulle kybernetiK
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
#
# Redistributions of source code must retain the above copyright notice, this
# list of conditions and the following disclaimer.
#
# Redistributions in binary form must reproduce the above copyright notice,
# this list of conditions and the following disclaimer in the documentation
# and/or other materials provided with the distribution.
#
# Neither the name of Mulle kybernetiK nor the names of its contributors
# may be used to endorse or promote products derived from this software
# without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
#
# this script unpacks an .a file and creates a list of defined methods
# for each .o file
#
[ "${TRACE}" = "YES" -o "${MULLE_OBJC_LISTA_TRACE}" = "YES" ] && set -x && : "$0" "$@"
MULLE_EXECUTABLE_VERSION=0.9.1
usage()
{
cat <<EOF >&2
Usage:
${MULLE_USAGE_NAME} [options] <library>
Use mulle-objc-lista on a static library to create ObjC dependencies
information and other information types.
EOF
"${MULLE_OBJC_LIST##*/}" -U
exit 1
}
setup_cc_environment()
{
log_entry "setup_cc_environment" "$@"
case "${MULLE_UNAME}" in
windows|mingw*)
CC="mulle-clang-cl${MULLE_EXE_EXTENSION}"
LD="link${MULLE_EXE_EXTENSION}"
NM="mulle-nm${MULLE_EXE_EXTENSION}"
EXTERN_GLOBAL_PREFIX="__declspec( dllexport) "
EXTERN_SYMBOL_PREFIX="__imp__"
case "${OPTION_CONFIGURATION}" in
Release)
# MT
#LIBRARIES="kernel32.lib libcmt.lib libvcruntime.lib libucrt.lib"
# MD (kernel32.lib)
LIBRARIES="kernel32.lib msvcrt.lib ucrt.lib vcruntime.lib psapi.lib"
;;
Debug)
# MTd
#LIBRARIES="kernel32.lib libcmtd.lib libvcruntimed.lib libucrtd.lib"
# MDd
LIBRARIES="kernel32.lib msvcrtd.lib ucrtd.lib vcruntimed.lib psapi.lib"
;;
esac
# find the ms linker
.foreachpath item in $PATH
.do
if [ -x "${item}/cl.exe" -a -x "${item}/link.exe" ]
then
LD="${item}/link.exe"
.break
fi
.done
;;
*)
CC="mulle-clang"
LD="mulle-clang"
NM="nm" # will do
;;
esac
if [ -z "`command -v "${CC}"`" ]
then
fail "${CC} not in PATH"
fi
if [ -z "`command -v "${LD}"`" ]
then
fail "${LD} not in PATH"
fi
if [ -z "`command -v "${NM}"`" ]
then
fail "${NM} not in PATH"
fi
}
r_shlib_extension()
{
log_entry "r_shlib_extension" "$@"
case "${MULLE_UNAME}" in
darwin)
RVAL="dylib"
;;
windows|mingw*)
RVAL="dll"
;;
*)
RVAL="so"
;;
esac
}
r_shlib_cflags()
{
log_entry "r_shlib_cflags" "$@"
case "${MULLE_UNAME}" in
darwin)
RVAL="-fno-common"
;;
windows|mingw*)
case "${OPTION_CONFIGURATION}" in
Release)
# MD (kernel32.lib)
RVAL="-MD"
;;
Debug)
# MDd
RVAL="-MDd"
;;
esac
;;
*)
RVAL="-fPIC -fno-common"
;;
esac
}
r_macos_sdk_path()
{
log_entry "r_macos_sdk_path" "$@"
RVAL="`rexekutor xcrun --show-sdk-path 2> /dev/null`"
RVAL="${RVAL:-/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk}"
}
r_shlib_ldflags()
{
log_entry "r_shlib_ldflags" "$@"
case "${MULLE_UNAME}" in
darwin)
local usr_lib
r_macos_sdk_path
r_filepath_concat "${RVAL}" "/usr/lib"
usr_lib="${RVAL}"
RVAL="-dynamiclib -Os -flat_namespace -undefined suppress -L'${usr_lib}'"
;;
windows|mingw)
RVAL="-DLL" # "-NODEFAULTLIB"
;;
*)
RVAL="-shared"
;;
esac
}
r_shlib_load_all_library()
{
log_entry "r_shlib_load_all_library" "$@"
local library="$1"
case "${MULLE_UNAME}" in
darwin)
RVAL="'${library}' -force_load '${library}'"
;;
windows|mingw)
RVAL="'-WHOLEARCHIVE:${library}'"
;;
*)
RVAL="-Wl,--whole-archive '${library}' -Wl,--no-whole-archive"
;;
esac
}
_nm_global_defined_names()
{
log_entry "_nm_global_defined_names" "$@"
local filename="$1"
case "${MULLE_UNAME}" in
darwin)
exekutor "${NM}" -g -U -j "${filename}" \
| egrep -v ':$|^$' \
| sed 's/^_//'
;;
windows|mingw*)
#
# -p no sort, -P posix style (name first)
# get rid of ??_C@_07DPFPOHBA@atexit?3?$AA@ and stuff like that
#
exekutor "${NM}" -g --defined-only -p -P "${filename}" \
| awk '{ print $1} ' \
| grep -v '@_' \
| sed 's/^__imp_//' \
| sed 's/@[0-9][0-9]*//' \
| sed 's/^_//' \
| egrep -v ':$|^$'
;;
linux|*)
# -p no sort, -P posix style (name first)
exekutor "${NM}" -g --defined-only -p -P "${filename}" \
| awk '{ print $1} ' \
| egrep -v ':$|^$'
;;
esac
}
_nm_global_undefined_names()
{
log_entry "_nm_global_undefined_names" "$@"
local filename="$1"
case "${MULLE_UNAME}" in
darwin)
exekutor "${NM}" -g -u -j "${filename}" \
| egrep -v ':$|^$' \
| sed 's/^_//'
;;
windows|mingw*)
# -p no sort, -P posix style (name first)
exekutor "${NM}" -g --undefined-only -p -P "${filename}" \
| awk '{ print $1} ' \
| grep -v '@_' \
| sed 's/^__imp_//' \
| sed 's/@[0-9][0-9]*//' \
| sed 's/^_//' \
| egrep -v ':$|^$'
;;
linux|*)
# -p no sort, -P posix style (name first)
exekutor "${NM}" -g --undefined-only -p -P "${filename}" \
| awk '{ print $1} ' \
| egrep -v ':$|^$'
;;
esac
}
nm_global_defined_names()
{
log_entry "nm_global_defined_names" "$@"
_nm_global_defined_names "$@" | sed '/^$/d' | sort -u
}
nm_global_undefined_names()
{
log_entry "nm_global_undefined_names" "$@"
_nm_global_undefined_names "$@" | sed '/^$/d' | sort -u
}
emit_enqueue()
{
log_entry "emit_enqueue" "$@"
cat <<EOF
#define PSAPI_VERSION 1
#include <windows.h>
#include <psapi.h>
#include <stdio.h>
static void nop( void *unused)
{
}
__declspec( dllexport)
void mulle_objc_loadinfo_enqueue_nofail( void *info)
{
static void (*__mulle_objc_list_callback)( void *);
if( ! __mulle_objc_list_callback)
{
__mulle_objc_list_callback = (void (*)( void *)) GetProcAddress( (HMODULE) 0, "__mulle_objc_list_callback");
if( ! __mulle_objc_list_callback)
{
__mulle_objc_list_callback = nop;
fprintf( stderr, "mulle-objc-lista: fail! Could not find __mulle_objc_list_callback\n");
return;
}
}
(*__mulle_objc_list_callback)( info);
}
EOF
}
emit()
{
log_entry "emit" "$@"
local symbol="$1"
case "${MULLE_UNAME}" in
windows|mingw)
case "$1" in
__imp__*)
log_debug "ignore imp $i"
;;
*)
echo "${EXTERN_GLOBAL_PREFIX}void ${EXTERN_SYMBOL_PREFIX}${symbol}() {}"
;;
esac
echo "void ${symbol}() {}"
;;
*)
echo "${EXTERN_GLOBAL_PREFIX}void ${EXTERN_SYMBOL_PREFIX}${symbol}() {}"
if [ ! -z "${EXTERN_GLOBAL_PREFIX}" -o ! -z "${EXTERN_SYMBOL_PREFIX}" ]
then
echo "void ${symbol}() {}"
fi
;;
esac
}
emit_no_return()
{
log_entry "emit_no_return" "$@"
local symbol="$1"
case "${MULLE_UNAME}" in
windows|mingw)
case "$1" in
__imp__*)
log_debug "ignore imp $i"
;;
*)
echo "${EXTERN_GLOBAL_PREFIX}void ${EXTERN_SYMBOL_PREFIX}${symbol}() {}"
;;
esac
echo "__attribute__(( noreturn)) void ${symbol}() { while(1); }"
;;
*)
echo "${EXTERN_GLOBAL_PREFIX}__attribute__(( noreturn)) void ${EXTERN_SYMBOL_PREFIX}${symbol}() { while(1); }"
if [ ! -z "${EXTERN_GLOBAL_PREFIX}" -o ! -z "${EXTERN_SYMBOL_PREFIX}" ]
then
echo "__attribute__(( noreturn)) void ${symbol}() { while(1); }"
fi
;;
esac
}
# also change in mulle-objc-unarchive
# llrint:llrintf:llrintl temporarily removed
CLANG_FUNCTIONS="_Block_object_assign:_Block_object_dispose:_Exit:__cospi:\
__cospif:__exp10:__exp10f:__finite:__finitef:__finitel:__sigsetjmp:__sinpi:\
__sinpif:__tanpi:__tanpif:_byteswap_uint64:_byteswap_ulong:_byteswap_ushort:\
_longjmp:_setjmp:_setjmpex:abs:acos:acosf:acosh:acoshf:acoshl:acosl:alloca:\
asin:asinf:asinh:asinhf:asinhl:asinl:atan:atan2:atan2f:atan2l:atanf:atanh:\
atanhf:atanhl:atanl:bzero:cabs:cabsf:cabsl:cacos:cacosf:cacosh:cacoshf:\
cacoshl:cacosl:calloc:carg:cargf:cargl:casin:casinf:casinh:casinhf:casinhl:\
casinl:catan:catanf:catanh:catanhf:catanhl:catanl:cbrt:cbrtf:cbrtl:ccos:ccosf:\
ccosh:ccoshf:ccoshl:ccosl:ceil:ceilf:ceill:cexp:cexpf:cexpl:cimag:cimagf:\
cimagl:clog:clogf:clogl:conj:conjf:conjl:copysign:copysignf:copysignl:cos:\
cosf:cosh:coshf:coshl:cosl:cpow:cpowf:cpowl:cproj:cprojf:cprojl:creal:crealf:\
creall:csin:csinf:csinh:csinhf:csinhl:csinl:csqrt:csqrtf:csqrtl:ctan:ctanf:\
ctanh:ctanhf:ctanhl:ctanl:erf:erfc:erfcf:erfcl:erff:erfl:exp:exp2:exp2f:exp2l:\
expf:expl:expm1:expm1f:expm1l:fabs:fabsf:fabsl:fdim:fdimf:fdiml:finite:\
finitef:finitel:floor:floorf:floorl:fma:fmaf:fmal:fmax:fmaxf:fmaxl:fmin:fminf:\
fminl:fmod:fmodf:fmodl:fprintf:frexp:frexpf:frexpl:fscanf:getcontext:hypot:\
hypotf:hypotl:ilogb:ilogbf:ilogbl:index:isalnum:isalpha:isblank:iscntrl:\
isdigit:isgraph:islower:isprint:ispunct:isspace:isupper:isxdigit:labs:ldexp:\
ldexpf:ldexpl:lgamma:lgammaf:lgammal:llabs:llround:\
llroundf:llroundl:log:log10:log10f:log10l:log1p:log1pf:log1pl:log2:log2f:\
log2l:logb:logbf:logbl:logf:logl:longjmp:lrint:lrintf:lrintl:lround:lroundf:\
lroundl:malloc:memchr:memcmp:memcpy:memmove:memset:modf:modff:modfl:nan:nanf:\
nanl:nearbyint:nearbyintf:nearbyintl:nextafter:nextafterf:nextafterl:\
nexttoward:nexttowardf:nexttowardl:objc_assign_global:objc_assign_ivar:\
objc_assign_strongCast:objc_assign_weak:objc_enumerationMutation:\
objc_exception_extract:objc_exception_match:objc_exception_throw:\
objc_exception_tryenter:objc_exception_tryexit:objc_getClass:\
objc_getMetaClass:objc_msgSend:objc_msgSendSuper:objc_msgSendSuper_stret:\
objc_msgSend_fp2ret:objc_msgSend_fpret:objc_msgSend_stret:objc_read_weak:\
objc_sync_enter:objc_sync_exit:pow:powf:powl:printf:qsetjmp:realloc:remainder:\
remainderf:remainderl:rindex:rint:rintf:rintl:round:roundf:roundl:savectx:\
scalbln:scalblnf:scalblnl:scalbn:scalbnf:scalbnl:scanf:setjmp:setjmp_syscall:\
siglongjmp:sigsetjmp:sin:sinf:sinh:sinhf:sinhl:sinl:snprintf:sprintf:sqrt:\
sqrtf:sqrtl:sscanf:stpcpy:stpncpy:strcasecmp:strcat:strchr:strcmp:strcpy:\
strcspn:strdup:strerror:strlcat:strlcpy:strlen:strncasecmp:strncat:strncmp:\
strncpy:strndup:strpbrk:strrchr:strspn:strstr:strtok:strxfrm:tan:tanf:tanh:\
tanhf:tanhl:tanl:tgamma:tgammaf:tgammal:tolower:toupper:trunc:truncf:truncl:\
vfork:vfprintf:vfscanf:vprintf:vscanf:vsnprintf:vsprintf:vsscanf:wcschr:\
wcscmp:wcslen:wcsncmp:wmemchr:wmemcmp"
mulle_clang_library_functions()
{
echo "struct i_am_bogus;"
.foreachpath name in ${CLANG_FUNCTIONS}
.do
echo "void ${name}( struct i_am_bogus *p) {}"
.done
}
print_mulle_clang_builtin_case()
{
mulle_clang_library_functions | \
"${CC}" -cc1 -w -fsyntax-only -x c 2>&1 | \
sed -n "s/.*'\\(.*\\)' is a builtin with .*/ \\1) return 0 ;;/p"
}
print_mulle_clang_builtin_function()
{
cat <<EOF
_is_clang_builtin()
{
case "\$1" in
EOF
print_mulle_clang_builtin_case
cat <<EOF
esac
return 1
}
EOF
}
is_clang_builtin()
{
if [ -z "${_is_clang_builtin_defined}" ]
then
eval "`print_mulle_clang_builtin_function`" || exit 1
_is_clang_builtin_defined="YES"
fi
_is_clang_builtin "$@"
}
# also change in mulle-objc-unarchive
CRT_FUNCTIONS="_GLOBAL_OFFSET_TABLE_"
crt_functions()
{
echo "struct i_am_bogus;"
.foreachpath name in ${CRT_FUNCTIONS}
.do
echo "void ${name}( struct i_am_bogus *p) {}"
.done
cat <<EOF
int main( void)
{
return( 0);
}
EOF
}
# memo: the CC -cc1 is make pretendd and only works with clang hmmm
print_crt_function_case()
{
local filename
r_make_tmp_file "x" "exe"
filename="${RVAL}"
crt_functions \
| ( LANG=en_US.UTF-8 LC_CTYPE=en_US.UTF-8 LC_MESSAGES=en_US.UTF-8 \
"${CC}" ${CFLAGS} -o "${filename}" -x c - || true ) 2>&1 \
| sed -n "s/.*multiple definition of [\`']\\(.*\\)[\`'].*/ \\1) return 0 ;;/p"
remove_file_if_present "${filename}"
}
print_crt_function()
{
cat <<EOF
_is_crt_function()
{
case "\$1" in
EOF
print_crt_function_case
cat <<EOF
esac
return 1
}
EOF
}
is_crt_symbol()
{
if [ -z "${is_crt_function_defined}" ]
then
eval "`print_crt_function`" || exit 1
is_crt_function_defined="YES"
fi
_is_crt_function "$@"
}
#
# read symbols from .a file, figure out the ones that we need to "spoof"
# so that we can dummy link it
#
create_undefined_linkage_c()
{
log_entry "create_undefined_linkage_c" "$@"
local infile="$1"
local tmpdir="$2"
# global, defined
nm_global_defined_names "${infile}" \
| redirect_exekutor "${tmpdir}/defined_globals" cat
# fgrep behaves funny with empty files
if [ -z "`cat "${tmpdir}/defined_globals" `" ]
then
# remove defined globals from undefined
nm_global_undefined_names "${infile}" \
| redirect_exekutor "${tmpdir}/undefined_globals" cat
else
case "${MULLE_UNAME}" in
darwin)
# on MacOS big sur fgrep -x is broken, so we need to
# use regexpr here. paranoid about the incoming symbols
# so escape
cat "${tmpdir}/defined_globals" \
| sed -e 's/\[/\\[/g' \
-e 's/\]/\\]/g' \
-e 's/\//\\\//g' \
-e 's/\$/\\$/g' \
-e 's/\*/\\*/g' \
-e 's/\./\\./g' \
-e 's/\^/\\^/g' \
-e 's/\(.*\)/^\1$/' \
| redirect_exekutor "${tmpdir}/defined_globals_regexp" cat
nm_global_undefined_names "${infile}" \
| redirect_exekutor "${tmpdir}/undefined_globals" egrep \
-v -f "${tmpdir}/defined_globals_regexp"
;;
*)
nm_global_undefined_names "${infile}" \
| redirect_exekutor "${tmpdir}/undefined_globals" fgrep \
-v -x -f "${tmpdir}/defined_globals"
;;
esac
fi
local i
#
# if we redefine standard library symbols, the compiler is not
# happy so we copy the definitions here
#
# egrep '^LIBBUILTIN' mulle-clang/include/clang/Basic/Builtins.def | \
# sed s'/^LIBBUILTIN(\([^,]*\).*$/\1/' | \
# sort | \
# sed s'/\(.*\)/ \1) ;;/'
#
for i in `rexekutor cat "${tmpdir}/undefined_globals"`
do
case $i in
"")
;;
# NSLog) ;;
# NSLogv) ;;
#
# some windows stuff
# probably need to add a lot more which is in "ucrt"
#
__security_cookie|_errno|__errno|perror|_perror|_wassert|atoi|_atoi\
|getenv|_getenv|__acrt_iob_func|free|_free|atexit|_atexit|_beginthreadex\
|_endthreadex|fclose|fopen|strncmp|__stdio_common_vsprintf|__stdio_common_vfprintf)
case "${MULLE_UNAME}" in
windows|mingw)
log_debug "ignore $i"
;;
*)
emit "$i"
;;
esac
;;
# don't want to clobber dlsym, which we need
dlsym|_dlsym)
log_debug "ignore $i"
;;
exit|_exit)
case "${MULLE_UNAME}" in
windows|mingw)
log_debug "ignore $i"
;;
*)
emit_no_return "$i"
;;
esac
;;
abort|_abort)
case "${MULLE_UNAME}" in
windows|mingw)
log_debug "ignore $i"
;;
*)
# ignore
log_debug "ignore $i"
;;
esac
;;
# mulle_objc_loadinfo_enqueue_nofail:# ;;
mulle_objc_loadinfo_enqueue_nofail)
case "${MULLE_UNAME}" in
windows|mingw)
log_debug "ignore $i"
;;
*)
emit "$i"
;;
esac
;;
*)
if ! is_crt_symbol "$i"
then
emit "$i"
else
log_debug "ignore "non crt" $i"
fi
;;
esac
done
}
emit_dllmain()
{
log_entry "emit_dllmain" "$@"
return 0 # hmm
echo '#define DLL_PROCESS_ATTACH 1
#define DLL_THREAD_ATTACH 2
#define DLL_THREAD_DETACH 3
#define DLL_PROCESS_DETACH 0
int __stdcall _DllMainCRTStartup( int hModule,
long ul_reason_for_call,
void *lpReserved)
{
extern int __stdcall _CRT_INIT( int hinstDLL, long fdwReason, void *lpReserved);
if( ul_reason_for_call == DLL_PROCESS_ATTACH || ul_reason_for_call == DLL_THREAD_ATTACH)
_CRT_INIT( hModule, ul_reason_for_call, lpReserved);
return 1;
}'
}
#
# create a .o file with (almost) all the symbols that
# are missing from "$1"
#
create_undefined_linkage()
{
log_entry "create_undefined_linkage" "$@"
local infile="$1"
local outfile="$2"
local tmpdir="$3"
local text
text="`create_undefined_linkage_c "${infile}" "${tmpdir}"`" || fail "Creating undefined C linkage failed"
if [ -z "${text}" ]
then
log_fluff "No undefined symbols to spoof for \"${infile}\""
return 1
fi
local prelude
case "${MULLE_UNAME}" in
windows|mingw)
prelude="`emit_dllmain`" || exit 1
text="${prelude}
${text}"
;;
esac
local folder
r_dirname "${outfile}"
folder="${RVAL}"
local cfile
r_basename "${outfile}"
cfile="${folder}/${RVAL%\.o}.c"
redirect_exekutor "${cfile}" echo "${text}"
if [ "${OPTION_WSL}" = 'YES' ]
then
cfile="`rexekutor wslpath -w "${cfile}" `" || exit 1
exekutor touch "${outfile}" || exit 1 # have to touch for now as long as wslpath is broken
outfile="`rexekutor wslpath -w "${outfile}" `" || exit 1
fi
local cflags
r_shlib_cflags
cflags="${RVAL}"
log_fluff "Compile undefined symbol linkage \"${cfile}\"..."
exekutor "${CC}" ${CFLAGS} ${cflags} -w \
-c \
-o "${outfile}" \
"${cfile}" || exit 1
}
# always running in tmp for mingw only
create_mingw_aux_linkage()
{
log_entry "create_mingw_aux_linkage" "$@"
local outfile="$1"
local auxfile
auxfile="`basename -- "${outfile}" .o`".c || exit 1
redirect_exekutor "${auxfile}" emit_enqueue
local cflags
r_shlib_cflags
cflags="${RVAL}"
log_fluff "Compile mingw auxiliary linkage \"${auxfile}\"..."
exekutor "${CC}" ${CFLAGS} ${cflags} -w \
-c \
-o \
"${outfile}" \
"${auxfile}" || exit 1
}
_create_shlib_windows()
{
log_entry "_create_shlib_windows" "$@"
local shlib="$1"
local library="$2"
local undefinedofile="$3"
local tmpdir="$4"
local ldflags="$5"
log_debug "${tmpdir} ($PWD#${MULLE_USER_PWD}/})"
exekutor cp "${library}" "${tmpdir}"
(
exekutor cd "${tmpdir}" || exit 1
local libraryname
r_basename "${library}"
libraryname="${RVAL}"
local wholelibrary
r_shlib_load_all_library "${libraryname}"
wholelibrary="${RVAL}" || exit 1
local files
files="${wholelibrary}"
create_mingw_aux_linkage "auxiliary.o" || exit 1
files="${files} auxiliary.o" &&
if create_undefined_linkage "${library}" "${undefinedofile}" "."
then
r_basename "${undefinedofile}"
r_concat "${RVAL}" "${files}"
files="${RVAL}"
fi
r_basename "${shlib}"
shlib="${RVAL}"
eval_exekutor "'${LD}'" "${CFLAGS}" "${LDFLAGS}" "${ldflags}" "${files}" "${LIBRARIES}" -nologo "-OUT:'${shlib}'"
) >&2 || exit 1
}
_create_shlib()
{
log_entry "_create_shlib" "$@"
local shlib="$1"
local library="$2"
local undefinedofile="$3"
local tmpdir="$4"
local ldflags
r_shlib_ldflags
ldflags="${RVAL}"
case "${MULLE_UNAME}" in
windows|mingw*)
_create_shlib_windows "$@" "${ldflags}"
return $?
;;
esac
# just a bit faster than mingw needing to copy the library
# for path reasons
local wholelibrary
r_shlib_load_all_library "${library}"
wholelibrary="${RVAL}"
local files
files="${wholelibrary}"
if create_undefined_linkage "${library}" "${undefinedofile}" "${tmpdir}"
then
files="${undefinedofile} ${files}"
fi
eval_exekutor "'${LD}'" "${CFLAGS}" "${LDFLAGS}" "${ldflags}" "${files}" "${LIBRARIES}" -o "'${shlib}'" \
|| fail "Linking temporary shared library failed"
}
#
# create a shared library for the .a file
#
create_shlib()
{
log_entry "create_shlib" "$@"
local library="$1"
local directory="$2"
local ext
r_shlib_extension
ext="${RVAL}"
local name
r_basename "${library}"
name="${RVAL%\.a}"
local undefinedofile
local shlib
undefinedofile="${directory}/${name}.undef.o"
log_debug "Undefined: ${undefinedofile}"
shlib="${directory}/${name}.${ext}"
log_fluff "Create shlib \"${shlib}\"..."
_create_shlib "${shlib}" "${library}" "${undefinedofile}" "${directory}"
if [ "${OPTION_KEEP}" != 'YES' ]
then
remove_file_if_present "${undefinedofile}"
fi
rexekutor printf "%s\n" "${shlib}"
}
main()
{
local cmdline
local library
local shlib
local OPTION_CONFIGURATION="Release"
local OPTION_KEEP='NO'
local OPTION_WSL='NO'
case "$1" in
-h|--help|help)
usage
;;
--print-crt-function)
setup_cc_environment
print_crt_function
exit 0
;;
esac
# prefer sibling mulle-objc-list
MULLE_OBJC_LIST="${0%/*}/mulle-objc-list"
if [ ! -x "${MULLE_OBJC_LIST}" ]
then