apenwarr-redo/redoconf/rc/shlib.rc.od

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. ./redoconf.rc
rc_include rc/CC.rc
prog='
#include <stdlib.h>
void f() { atoi(""); }
'
try_unix_style() {
(
appendln CFLAGS "-fPIC"
appendln LDFLAGS "-shared"
appendln LDFLAGS "-Wl,-soname,x.so"
RCC_NO_MAIN=1 rc_compile cc link "$prog"
)
}
try_macos_style() {
(
appendln CFLAGS "-fPIC"
appendln LDFLAGS "-dynamiclib"
appendln LDFLAGS "-current_version"
appendln LDFLAGS "1.0"
RCC_NO_MAIN=1 rc_compile cc link "$prog"
)
}
if [ -n "$STATIC" ]; then
echo "--enable-static specified; not building shared libraries." >&2
rc_replaceln HAVE_SHLIB "STATIC"
elif [ -n "$NOSHARED" ]; then
echo "--disable-shared specified; not building shared libraries." >&2
rc_replaceln HAVE_SHLIB "STATIC"
elif try_unix_style; then
rc_replaceln HAVE_SHLIB UNIX
elif try_macos_style; then
rc_replaceln HAVE_SHLIB MACOS
else
echo "Not building shared libraries on this platform." >&2
rc_replaceln HAVE_SHLIB "STATIC"
fi
if [ "$HAVE_SHLIB" != "STATIC" ]; then
x='-Wl,-z,origin'
if (appendln LDFLAGS "$x" && rc_compile cc link); then
rc_appendln LDFLAGS "$x"
fi
x='-Wl,-rpath,$ORIGIN'
if (appendln LDFLAGS "$x" && rc_compile cc link); then
rc_appendln LDFLAGS "$x"
fi
fi
rc_save