239 lines
7.0 KiB
Plaintext
239 lines
7.0 KiB
Plaintext
dnl aclocal.m4 for ICU
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dnl Copyright (c) 1999-2000, International Business Machines Corporation and
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dnl others. All Rights Reserved.
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dnl Stephen F. Booth
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dnl @TOP@
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dnl ICU_CHECK_MH_FRAG
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AC_DEFUN(ICU_CHECK_MH_FRAG, [
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AC_CACHE_CHECK(
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[which Makefile fragment to use],
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[icu_cv_host_frag],
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[
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case "${host}" in
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*-*-solaris*)
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if test "$ac_cv_prog_gcc" = yes; then
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icu_cv_host_frag=mh-solaris-gcc
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else
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icu_cv_host_frag=mh-solaris
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fi ;;
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alpha*-*-linux-gnu)
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if test "$ac_cv_prog_gcc" = yes; then
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icu_cv_host_frag=mh-alpha-linux-gcc
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else
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icu_cv_host_frag=mh-alpha-linux-cc
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fi ;;
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*-*-linux*) icu_cv_host_frag=mh-linux ;;
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*-*-cygwin)
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if test "$ac_cv_prog_gcc" = yes; then
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icu_cv_host_frag=mh-cygwin
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else
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icu_cv_host_frag=mh-cygwin-msvc
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fi ;;
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*-*-*bsd*) icu_cv_host_frag=mh-bsd-gcc ;;
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*-*-aix*)
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if test -n "`$CXX --help 2>&1 | grep 'IBM C and C++ Compilers$'`"; then
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icu_cv_host_frag=mh-aix
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else
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icu_cv_host_frag=mh-aix-va
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fi ;;
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*-*-hpux*)
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if test "$ac_cv_prog_gcc" = yes; then
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icu_cv_host_frag=mh-hpux-gcc
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else
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case "$CXX" in
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*aCC) icu_cv_host_frag=mh-hpux-acc ;;
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*CC) icu_cv_host_frag=mh-hpux-cc ;;
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esac
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fi ;;
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*-*ibm-openedition*|*-*-os390*) icu_cv_host_frag=mh-os390 ;;
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*-*-os400*) icu_cv_host_frag=mh-os400 ;;
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*-apple-rhapsody*) icu_cv_host_frag=mh-darwin ;;
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*-apple-darwin*) icu_cv_host_frag=mh-darwin ;;
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*-*-irix*) icu_cv_host_frag=mh-irix ;;
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*-dec-osf*) icu_cv_host_frag=mh-alpha-osf ;;
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*-*-nto*) icu_cv_host_frag=mh-qnx ;;
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*-sequent-*) icu_cv_host_frag=mh-ptx ;;
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*) icu_cv_host_frag=mh-unknown ;;
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esac
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]
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)
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])
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dnl ICU_CONDITIONAL - Taken from Automake 1.4
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AC_DEFUN(ICU_CONDITIONAL,
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[AC_SUBST($1_TRUE)
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AC_SUBST($1_FALSE)
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if $2; then
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$1_TRUE=
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$1_FALSE='#'
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else
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$1_TRUE='#'
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$1_FALSE=
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fi])
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dnl AC_SEARCH_LIBS_FIRST(FUNCTION, SEARCH-LIBS [, ACTION-IF-FOUND
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dnl [, ACTION-IF-NOT-FOUND [, OTHER-LIBRARIES]]])
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dnl Search for a library defining FUNC, then see if it's not already available.
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AC_DEFUN(AC_SEARCH_LIBS_FIRST,
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[AC_PREREQ([2.13])
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AC_CACHE_CHECK([for library containing $1], [ac_cv_search_$1],
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[ac_func_search_save_LIBS="$LIBS"
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ac_cv_search_$1="no"
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for i in $2; do
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LIBS="-l$i $5 $ac_func_search_save_LIBS"
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AC_TRY_LINK_FUNC([$1],
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[ac_cv_search_$1="-l$i"
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break])
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done
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if test "$ac_cv_search_$1" = "no"; then
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AC_TRY_LINK_FUNC([$1], [ac_cv_search_$1="none required"])
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fi
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LIBS="$ac_func_search_save_LIBS"])
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if test "$ac_cv_search_$1" != "no"; then
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test "$ac_cv_search_$1" = "none required" || LIBS="$ac_cv_search_$1 $LIBS"
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$3
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else :
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$4
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fi])
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dnl Check if we can build and use 64-bit libraries
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AC_DEFUN(AC_CHECK_64BIT_LIBS,
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[
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AC_ARG_ENABLE(64bit-libs,
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[ --enable-64bit-libs build 64-bit libraries [default=yes]],
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[ENABLE_64BIT_LIBS=${enableval}],
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[ENABLE_64BIT_LIBS=yes]
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)
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dnl These results can't be cached because is sets compiler flags.
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AC_MSG_CHECKING([for 64-bit executable support])
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if test "$ENABLE_64BIT_LIBS" = no; then
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case "${host}" in
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*-*-hpux*)
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case "${CXX}" in
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*CC)
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CFLAGS="${CFLAGS} +DAportable"
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CXXFLAGS="${CXXFLAGS} +DAportable"
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;;
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esac;;
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esac
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else
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case "${host}" in
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*-*-solaris*)
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if test "$ac_cv_prog_gcc" = no; then
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SOL64=`$CXX -xarch=v9 2>&1 && $CC -xarch=v9 2>&1 | grep -v usage:`
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SPARCV9=`isainfo -n 2>&1 | grep sparcv9`
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if test -z "$SOL64" && test -n "$SPARCV9"; then
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CFLAGS="${CFLAGS} -xtarget=ultra -xarch=v9"
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CXXFLAGS="${CXXFLAGS} -xtarget=ultra -xarch=v9"
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LDFLAGS="${LDFLAGS} -xtarget=ultra -xarch=v9"
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ENABLE_64BIT_LIBS=yes
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else
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ENABLE_64BIT_LIBS=no
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fi
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else
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ENABLE_64BIT_LIBS=no
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fi
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;;
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*-*-aix*)
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OLD_CFLAGS="${CFLAGS}"
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OLD_CXXFLAGS="${CXXFLAGS}"
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OLD_LDFLAGS="${LDFLAGS}"
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CFLAGS="${CFLAGS} -q64"
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CXXFLAGS="${CXXFLAGS} -q64"
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LDFLAGS="${LDFLAGS} -q64"
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AC_TRY_RUN(int main(void) {return 0;},
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ENABLE_64BIT_LIBS=yes, ENABLE_64BIT_LIBS=no, ENABLE_64BIT_LIBS=no)
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if test "$ENABLE_64BIT_LIBS" = no; then
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CFLAGS="${OLD_CFLAGS}"
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CXXFLAGS="${OLD_CXXFLAGS}"
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LDFLAGS="${OLD_LDFLAGS}"
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else
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ARFLAGS="${ARFLAGS} -X64"
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fi
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;;
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*-*-hpux*)
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OLD_CFLAGS="${CFLAGS}"
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OLD_CXXFLAGS="${CXXFLAGS}"
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CFLAGS="${CFLAGS} +DA2.0W"
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CXXFLAGS="${CXXFLAGS} +DA2.0W"
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AC_TRY_RUN(int main(void) {return 0;},
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ENABLE_64BIT_LIBS=yes, ENABLE_64BIT_LIBS=no, ENABLE_64BIT_LIBS=no)
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if test "$ENABLE_64BIT_LIBS" = no; then
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CFLAGS="${OLD_CFLAGS}"
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CXXFLAGS="${OLD_CXXFLAGS}"
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fi
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;;
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*)
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ENABLE_64BIT_LIBS=no
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;;
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esac
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fi
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dnl Individual tests that fail should reset their own flags.
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AC_MSG_RESULT($ENABLE_64BIT_LIBS)
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])
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dnl Strict compilation options.
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AC_DEFUN(AC_CHECK_STRICT_COMPILE,
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[
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AC_MSG_CHECKING([whether strict compiling is on])
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AC_ARG_ENABLE(strict,[ --enable-strict compile with strict compiler options [default=no]], [
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if test "$enableval" = no
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then
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ac_use_strict_options=no
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else
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ac_use_strict_options=yes
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fi
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], [ac_use_strict_options=no])
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AC_MSG_RESULT($ac_use_strict_options)
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if test "$ac_use_strict_options" = yes
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then
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if test "$GCC" = yes
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then
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CFLAGS="$CFLAGS -Wall -ansi -pedantic -Wshadow -Wpointer-arith -Wmissing-prototypes -Wwrite-strings"
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case "${host}" in
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*-*-solaris*)
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CFLAGS="$CFLAGS -D__STDC__=0";;
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esac
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fi
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if test "$GXX" = yes
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then
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CXXFLAGS="$CXXFLAGS -W -Wall -ansi -pedantic -Wpointer-arith -Wmissing-prototypes -Wwrite-strings"
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case "${host}" in
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*-*-solaris*)
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CXXFLAGS="$CXXFLAGS -D__STDC__=0";;
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esac
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fi
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fi
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])
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dnl Define a sizeof checking macro that is a bit better than autoconf's
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dnl builtin (and heavily based on it, of course). The new macro is
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dnl AC_DO_CHECK_SIZEOF(TYPE [, CROSS_SIZE [, INCLUDES])
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AC_DEFUN(AC_DO_CHECK_SIZEOF,
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[changequote(<<, >>)dnl
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dnl The name to #define.
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define(<<AC_TYPE_NAME>>, translit(sizeof_$1, [a-z *], [A-Z_P]))dnl
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dnl The cache variable name.
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define(<<AC_CV_NAME>>, translit(ac_cv_sizeof_$1, [ *], [_p]))dnl
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changequote([, ])dnl
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AC_MSG_CHECKING(size of $1)
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AC_CACHE_VAL(AC_CV_NAME,
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[AC_TRY_RUN($3
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[#include <stdio.h>
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main()
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{
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FILE *f=fopen("conftestval", "w");
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if (!f) exit(1);
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fprintf(f, "%d\n", sizeof($1));
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exit(0);
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}], AC_CV_NAME=`cat conftestval`, AC_CV_NAME=0, ifelse([$2], , , AC_CV_NAME=$2))])dnl
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AC_MSG_RESULT($AC_CV_NAME)
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AC_DEFINE_UNQUOTED(AC_TYPE_NAME, $AC_CV_NAME)
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undefine([AC_TYPE_NAME])dnl
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undefine([AC_CV_NAME])dnl
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])
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