mirror of https://github.com/BOINC/boinc.git
450 lines
11 KiB
Plaintext
450 lines
11 KiB
Plaintext
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AC_DEFUN([SAH_CHECK_LIB],[
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alib="$1"
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# check to see if it is in our static list
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for slib in ${STATIC_LIB_LIST}; do
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lib_is_static="no"
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tmp_pattern=`echo s/x${slib}// | sed 's/\*/.*/'`
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if test -z "`echo x${alib} | sed ${tmp_pattern}`"
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then
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SAH_STATIC_LIB_REQUIRED(${alib},[$2],[
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lib_is_static="yes"
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sah_lib_last="${sah_static_lib_last}"
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$3
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],[$4])
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break;
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fi
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done
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if test "${lib_is_static}" = "no" ; then
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SAH_DYNAMIC_LIB_REQUIRED(${alib},[$2],[
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sah_lib_last="${sah_dynamic_lib_last}"
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],[$4])
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fi
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])
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AC_DEFUN([SAH_CHECK_LDFLAG],[
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sv_ldflags="${LDFLAGS}"
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AC_MSG_CHECKING(if compiler works with $1 flag)
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LDFLAGS="${LDFLAGS} $1"
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AC_LINK_IFELSE([
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AC_LANG_PROGRAM([[
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#define CONFIG_TEST
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int foo() {return 1;}
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]],
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[ return foo(); ])],
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[
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AC_MSG_RESULT(yes)
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$2
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],
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[
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AC_MSG_RESULT(no)
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LDFLAGS="${sv_ldflags}"
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$3
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]
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)
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])
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AC_DEFUN([SAH_LINKAGE_FLAGS],[
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AC_ARG_ENABLE(static_client,
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AC_HELP_STRING([--disable-static-linkage],
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[disable static linking of certain libraries]),
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[
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disable_static_linkage=yes
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enable_client_release=no
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],
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[
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disable_static_linkage=no
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enable_client_release=yes
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])
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if test "${disable_static_linkage}" = "yes"
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then
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ld_static_option=""
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ld_dynamic_option=""
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LD_EXPORT_DYNAMIC=""
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else
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if test -z "${ld_static_option}"
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then
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case $target in
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*linux* | *solaris* | *cygwin* )
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AC_MSG_CHECKING([${CC} flags for static linkage ...])
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ld_static_option="-Wl,-Bstatic"
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AC_MSG_RESULT($ld_static_option)
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AC_MSG_CHECKING([${CC} flags for dynamic linkage ...])
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ld_dynamic_option="-Wl,-Bdynamic"
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AC_MSG_RESULT($ld_dynamic_option)
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;;
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*)
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if test -z "${dummy_ld_variable_gfdsahjf}"
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then
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dummy_ld_variable_gfdsahjf="been there done that"
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AC_MSG_CHECKING([${CC} flags for static linkage ...])
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AC_MSG_RESULT(unknown)
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AC_MSG_CHECKING([${CC} flags for dynamic linkage ...])
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AC_MSG_RESULT(unknown)
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fi
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;;
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esac
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AC_MSG_CHECKING([${CC} flags for exporting dynamic symbols from an executable ...])
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case $target in
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*cygwin*)
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LD_EXPORT_DYNAMIC="-Wl,--export-all-symbols"
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AC_MSG_RESULT(${LD_EXPORT_DYNAMIC})
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;;
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*linux*)
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AC_MSG_RESULT(-rdynamic)
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LD_EXPORT_DYNAMIC="-rdynamic"
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;;
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*)
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AC_MSG_RESULT(none required)
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LD_EXPORT_DYNAMIC=
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;;
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esac
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fi
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fi
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if test -z "${LIBEXT}";
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then
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SAH_LIBEXT
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fi
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if test -z "${DLLEXT}";
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then
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SAH_DLLEXT
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fi
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AC_SUBST(LD_EXPORT_DYNAMIC)
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])
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# use this function in order to find a library that we require to be static.
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# we will check in the following order....
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# 1) files named lib{name}.a
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# 2) files named {name}.a
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# 3) linking with the static flags "$STATIC_FLAGS -l{name}"
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AC_DEFUN([SAH_STATIC_LIB_REQUIRED],[
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SAH_LINKAGE_FLAGS
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# upercase the library name for our definition
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ac_uc_defn=HAVE_LIB`echo $1 | sed -e 's/[^a-zA-Z0-9_]/_/g' \
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-e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'`
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# Build our cache variable names
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STATIC_LIB_LIST="${STATIC_LIB_LIST} $1"
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varname=`echo sah_cv_static_lib_$1_$2 | $as_tr_sh`
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var2=`echo sah_cv_static_lib_$1_fopen | $as_tr_sh`
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if test "$2" != "fopen" ; then
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tmp_msg="for $2 in static library $1"
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else
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tmp_msg="for static library $1"
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fi
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AC_CACHE_CHECK([$tmp_msg],
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[$varname],
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[
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tmp_res="no"
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#
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# check if we want to actually do all this.
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if test "${disable_static_linkage}" = "yes"
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then
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sah_static_checklibs="-l$1"
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else
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sah_static_checklibs="lib$1.${LIBEXT} $1.${LIBEXT} -l$1"
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fi
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sah_save_libs="${LIBS}"
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for libname in ${sah_static_checklibs}
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do
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SAH_FIND_STATIC_LIB(${libname})
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if test -n "${tmp_lib_name}"
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then
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LIBS="${sah_save_libs} ${tmp_lib_name}"
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AC_LINK_IFELSE([
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AC_LANG_PROGRAM([[
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#define CONFIG_TEST 1
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#ifdef __cplusplus
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extern "C" {
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#endif
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char $2 ();
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#ifdef __cplusplus
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}
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#endif
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]],
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[ $2 (); ])],
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[
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tmp_res="${tmp_lib_name}"
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]
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)
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fi
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if test "${tmp_res}" != "no"
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then
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break
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fi
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done
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LIBS="${sah_save_libs}"
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eval ${varname}='"'${tmp_res}'"'
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eval ${var2}='"'${tmp_res}'"'
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])
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#
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# save the result for use by the caller
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sah_static_lib_last="`eval echo '${'$varname'}'`"
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#
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if test "${sah_static_lib_last}" != "no"
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then
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LIBS="${LIBS} ${sah_static_lib_last}"
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AC_DEFINE_UNQUOTED([$ac_uc_defn], [1],
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[Define to 1 if the $1 library has the function $2]
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)
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$3
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else
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$4
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echo > /dev/null
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fi
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])
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# use this function in order to find a library that we require to be dynamic.
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# we will check in the following order....
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# 1) linking with the dynamic flags "$DYNAMIC_FLAGS -l{name}"
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# 2) linking with no flags "-l{name}"
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AC_DEFUN([SAH_DYNAMIC_LIB_REQUIRED],[
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SAH_LINKAGE_FLAGS
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# upercase the library name for our definition
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ac_uc_defn=HAVE_LIB`echo $1 | sed -e 's/[^a-zA-Z0-9_]/_/g' \
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-e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'`
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# Build our cache variable names
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DYNAMIC_LIB_LIST="${DYNAMIC_LIB_LIST} $1"
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varname=`echo sah_cv_dynamic_lib_$1_$2 | $as_tr_sh`
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var2=`echo sah_cv_dynamic_lib_$1_fopen | $as_tr_sh`
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if test "$2" != "fopen" ; then
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tmp_msg="for $2 in dynamic library $1"
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else
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tmp_msg="for dynamic library $1"
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fi
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AC_CACHE_CHECK([$tmp_msg],
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[$varname],
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[
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tmp_res="no"
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#
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# check if we want to actually do all this.
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if test "${disable_static_linkage}" = "yes"
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then
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sah_dynamic_checklibs="-l$1 -l$1.${DLLEXT}"
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else
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sah_dynamic_checklibs="-l$1"
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fi
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sah_save_libs="${LIBS}"
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for libname in ${sah_dynamic_checklibs}
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do
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tmp_lib_name="${libname}"
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LIBS="${sah_save_libs} ${ld_dynamic_option} ${tmp_lib_name}"
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AC_LINK_IFELSE([
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AC_LANG_PROGRAM([[
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#define CONFIG_TEST 1
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#ifdef __cplusplus
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extern "C" {
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#endif
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char $2 ();
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#ifdef __cplusplus
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}
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#endif
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]],
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[ $2 (); ])
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],
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[
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tmp_res="${ld_dynamic_option} ${tmp_lib_name}"
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])
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if test "${tmp_res}" = "no"
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then
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tmp_lib_name="${libname}"
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LIBS="${sah_save_libs} ${tmp_lib_name}"
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AC_LINK_IFELSE([
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AC_LANG_PROGRAM([[
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#define CONFIG_TEST 1
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#ifdef __cplusplus
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extern "C" {
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#endif
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char $2 ();
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#ifdef __cplusplus
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}
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#endif
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]],
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[ $2 (); ])
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],
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[
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tmp_res="${tmp_lib_name}"
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])
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fi
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done
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LIBS="${sah_save_libs}"
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eval ${varname}='"'${tmp_res}'"'
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eval ${var2}='"'${tmp_res}'"'
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])
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#
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# save the result for use by the caller
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sah_dynamic_lib_last="`eval echo '${'$varname'}'`"
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#
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if test "${sah_dynamic_lib_last}" != "no"
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then
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LIBS="${LIBS} ${sah_dynamic_lib_last}"
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AC_DEFINE_UNQUOTED([$ac_uc_defn], [1],
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[Define to 1 if the $1 library has the function $2]
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)
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$3
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else
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$4
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echo > /dev/null
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fi
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])
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AC_DEFUN([SAH_STATIC_LIB],[
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SAH_STATIC_LIB_REQUIRED([$1],[$2])
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sah_lib_last="${sah_static_lib_last}"
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if test "${sah_lib_last}" = "no" ; then
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SAH_DYNAMIC_LIB_REQUIRED([$1],[$2])
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sah_lib_last=${sah_dynamic_lib_last}
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fi
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if test "${sah_lib_last}" != "no" ; then
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$3
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echo > /dev/null
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else
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$4
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echo > /dev/null
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fi
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])
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AC_DEFUN([SAH_DYNAMIC_LIB],[
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SAH_DYNAMIC_LIB_REQUIRED([$1],[$2])
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sah_lib_last="${sah_dynamic_lib_last}"
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if test "${sah_lib_last}" = "no" ; then
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SAH_STATIC_LIB_REQUIRED([$1],[$2])
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sah_lib_last=${sah_static_lib_last}
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fi
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if test "${sah_lib_last}" != "no" ; then
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$3
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echo > /dev/null
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else
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$4
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echo > /dev/null
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fi
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])
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#The SAH_FIND_STATIC_LIB macro searches the LD_LIBRARY_PATH or equivalent
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#in order to find a static version of the library being loaded.
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AC_DEFUN([SAH_FIND_STATIC_LIB],[
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# libtool sets up the variable shlibpath_var which holds the name of the
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# LIB_PATH variable
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tmp_libpath=`eval echo '${'$shlibpath_var'}'`
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# in cygwin, the DLLs are in the path, but the static libraries are elsewhere.
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# Here's an educated guess.
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if test "${shlibpath_var}" = "PATH"
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then
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tmp_libpath=`echo ${PATH} | sed 's/\/bin/\/lib/g'`
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tmp_libpath="${tmp_libpath}:${PATH}"
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fi
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gcc_version=`${CC} -v 2>&1 | grep "gcc version" | awk '{print $[]3}'`
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for gcc_host in `${CC} -v 2>&1 | grep host` --host=${ac_cv_target}
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do
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if test -n "`echo x$gcc_host | grep x--host=`"
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then
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gcc_host="`echo $gcc_host | sed 's/--host=//'`"
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break
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fi
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done
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for dirs in `${CC} -v 2>&1 | grep prefix` --prefix=/usr/local
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do
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if test -n "`echo x$dirs | grep x--prefix=`"
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then
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gcc_prefix="`echo $dirs | sed 's/--prefix=//'`"
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gcc_specs=`${CC} -v 2>&1 | grep specs | awk '{print $[]4}' | sed 's/\/specs//'`
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tmp_libpath="${gcc_specs}:${gcc_prefix}/lib:${gcc_prefix}/lib/gcc-lib/${gcc_host}/${gcc_version}:${tmp_libpath}"
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break
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fi
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done
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# Put machine/arch specific tweaks to the libpath here.
|
||
|
|
if test -z "${COMPILER_MODEL_BITS}"
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||
|
|
then
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||
|
|
SAH_DEFAULT_BITNESS
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||
|
|
fi
|
||
|
|
case $target in
|
||
|
|
x86_64-*-linux*)
|
||
|
|
if test -n "${COMPILER_MODEL_BITS}"
|
||
|
|
then
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||
|
|
tmp_pattern="s/\/lib/\/lib${COMPILER_MODEL_BITS}/g"
|
||
|
|
tmp_pattern_b="s/${COMPILER_MODEL_BITS}${COMPILER_MODEL_BITS}/${COMPILER_MODEL_BITS}/g"
|
||
|
|
abcd_q=`echo ${tmp_libpath} | sed ${tmp_pattern} | sed ${tmp_pattern_b} `
|
||
|
|
case ${COMPILER_MODEL_BITS} in
|
||
|
|
32)
|
||
|
|
gcc_host_dirs=`echo ${gcc_prefix}/lib/gcc*/i[3456]86*linux*/${gcc_version}`
|
||
|
|
;;
|
||
|
|
64)
|
||
|
|
gcc_host_dirs=`echo ${gcc_prefix}/lib/gcc-lib/x86_64*linux*/${gcc_version}`
|
||
|
|
;;
|
||
|
|
esac
|
||
|
|
tmp_libpath="${abcd_q}:${tmp_libpath}"
|
||
|
|
for tmp_dir in ${gcc_host_dirs}
|
||
|
|
do
|
||
|
|
tmp_libpath="${tmp_dir}:${tmp_libpath}"
|
||
|
|
done
|
||
|
|
fi
|
||
|
|
;;
|
||
|
|
sparc*-sun-solaris*)
|
||
|
|
if test -n "${COMPILER_MODEL_BITS}"
|
||
|
|
then
|
||
|
|
tmp_pattern="s/\/lib/\/lib\/${COMPILER_MODEL_BITS}/g"
|
||
|
|
tmp_pattern_b="s/${COMPILER_MODEL_BITS}\/${COMPILER_MODEL_BITS}/${COMPILER_MODEL_BITS}/g"
|
||
|
|
abcd_q=`echo ${tmp_libpath} | sed ${tmp_pattern} | sed ${tmp_pattern_b}`
|
||
|
|
case ${COMPILER_MODEL_BITS} in
|
||
|
|
64)
|
||
|
|
tmp_arch="sparcv9"
|
||
|
|
;;
|
||
|
|
32)
|
||
|
|
tmp_arch=
|
||
|
|
;;
|
||
|
|
esac
|
||
|
|
abcd_r=
|
||
|
|
for tmp_dir in `echo ${tmp_libpath} | sed 's/\:/ /g'`
|
||
|
|
do
|
||
|
|
abcd_r="${abcd_r}:${tmp_dir}/${tmp_arch}"
|
||
|
|
done
|
||
|
|
tmp_libpath="${abcd_r}:${abcd_q}:${tmp_libpath}"
|
||
|
|
fi
|
||
|
|
;;
|
||
|
|
*)
|
||
|
|
echo > /dev/null
|
||
|
|
;;
|
||
|
|
esac
|
||
|
|
|
||
|
|
|
||
|
|
if test -n "`echo x$1 | grep x-l`"
|
||
|
|
then
|
||
|
|
# in the -l case, don't search, just use the ld_static_option (usually
|
||
|
|
# -Wl,-B static
|
||
|
|
tmp_lib_name="${ld_static_option} $1"
|
||
|
|
else
|
||
|
|
# we also want to check the system config files for library dirs.
|
||
|
|
tmp_dir_list=
|
||
|
|
if test -e /etc/ld.so.conf
|
||
|
|
then
|
||
|
|
tmp_dir_list=`cat /etc/ld.so.conf`
|
||
|
|
else
|
||
|
|
if test -e /var/ld/ld.config
|
||
|
|
then
|
||
|
|
tmp_dir_list=`cat /var/ld/ld.config`
|
||
|
|
fi
|
||
|
|
fi
|
||
|
|
|
||
|
|
tmp_dir_list=`echo ${tmp_libpath}:/lib:/usr/lib:/usr/ucb/lib:/usr/local/lib:/opt/misc/lib:${tmp_dir_list} | awk -F: '{for (i=1;i<(NF+1);i++) { print $[]i; }}'`
|
||
|
|
|
||
|
|
tmp_lib_name=
|
||
|
|
# now that we know where we are looking, find our library
|
||
|
|
for tmp_dir in $tmp_dir_list
|
||
|
|
do
|
||
|
|
if test -e $tmp_dir/$1
|
||
|
|
then
|
||
|
|
tmp_lib_name=${tmp_dir}/$1
|
||
|
|
break
|
||
|
|
fi
|
||
|
|
done
|
||
|
|
fi
|
||
|
|
])
|