@ -11,6 +11,16 @@ AC_CONFIG_AUX_DIR([scripts])
#--------------------------------------------------------------------
# A few helper macros
# ACX_WITH_DEPRECATED(PROG, VAR)
# Declare a deprecated --with option: instead of --with-PROG=xxx, must use VAR=xxx
AC_DEFUN(
[ACX_WITH_DEPRECATED],
[AC_ARG_WITH([$1],
[AS_HELP_STRING([--with-$1=PATH],
[Deprecated; use $2=PATH instead])],
[AC_MSG_ERROR([--with-$1=$withval deprecated; use $2=$withval instead])])
])
# Check for required tool
AC_DEFUN(
[ACX_CHECK_TOOL_REQ],
@ -23,7 +33,9 @@ AC_DEFUN(
# Check for required tool, set variable to full pathname
AC_DEFUN(
[ACX_PATH_TOOL_REQ],
[ACX_CHECK_TOOL_REQ([$1], [$2])
[ACX_WITH_DEPRECATED([$3], [$1])
AC_ARG_VAR([$1], [Specify the full path to GNU $3])
ACX_CHECK_TOOL_REQ([$1], [$2])
AS_CASE(
[$$1],
[/*],,
@ -58,6 +70,56 @@ AC_DEFUN(
[kconfig_options="$kconfig_options has_$1"])
])
# Check if a given program is available with a particular version.
# ACX_PROG_VERSION(VAR, HELP, PROG, SRCH, VERSION_CHECK[, CONFIG_OPT])
# Search for PROG under possible names of SRCH. Allow user overrides in variable
# VAR; display HELP message. Try to find a version that satisfies VERSION_CHECK
# regexp; if that is achieved, set CONFIG_OPT in the kconfig. Otherwise, settle
# for any version found.
# Sets acx_version_VAR_ok to ':' if the version met the criterion, or false otherwise.
AC_DEFUN(
[ACX_PROG_VERSION],
[AS_IF([test -z "$EGREP"],
[AC_MSG_ERROR([This macro can only be used after checking for EGREP])])
ACX_WITH_DEPRECATED([$3], [$1])
AC_ARG_VAR([$1], [Specify the full path to $2])
acx_version_$1_ok=false
AC_CACHE_CHECK([for $3], [ac_cv_path_$1],
[AC_PATH_PROGS_FEATURE_CHECK([$1], [$4],
[[ver=`$ac_path_$1 --version 2>/dev/null| $EGREP $5`
test -z "$ac_cv_path_$1" && ac_cv_path_$1=$ac_path_$1
test -n "$ver" && ac_cv_path_$1="$ac_path_$1" ac_path_$1_found=: acx_version_$1_ok=:]])])
AS_IF([test -n "$1"],
[[ver=`$ac_path_$1 --version 2>/dev/null| $EGREP $5`
test -n "$ver" && acx_version_$1_ok=:]])
AC_MSG_CHECKING([for $2])
AS_IF([$acx_version_$1_ok],
[AC_MSG_RESULT([yes])],
[AC_MSG_RESULT([no])])
AC_SUBST([$1], [$ac_cv_path_$1])
AS_IF([test -n "$6"],
[AS_IF([$acx_version_$1_ok], [$6=y], [$6=])
ACX_SET_KCONFIG_OPTION([$6])])
])
# Same as above, but make it a fatal error if the tool is not found at all
# (i.e. "require any version, prefer version X or newer")
AC_DEFUN(
[ACX_PROG_VERSION_REQ_ANY],
[ACX_PROG_VERSION([$1], [$2], [$3], [$4], [$5], [$6])
AS_IF([test -z "$$1"],
[AC_MSG_ERROR([Required tool not found: $3])])
])
# Same, but also require the version check to pass
# (i.e. "require version X or newer")
AC_DEFUN(
[ACX_PROG_VERSION_REQ_STRICT],
[ACX_PROG_VERSION([$1], [$2], [$3], [$4], [$5], [$6])
AS_IF([test -z "$$1" || ! $acx_version_$1_ok],
[AC_MSG_ERROR([Required tool not found: $2])])
])
#--------------------------------------------------------------------
# Allow dummy --{en,dis}able-{static,shared}
AC_ARG_ENABLE(
@ -66,16 +128,19 @@ AC_ARG_ENABLE(
[--enable-local],
[do not install, and use current directory])])
AC_SUBST([enable_local], [${enable_local:-no}])
# FIXME: I don't know why we have this. Will remove after the next
# release.
AC_ARG_ENABLE(
[shared],
[AS_HELP_STRING(
[--enable-shared],
[build shared libraries (default=yes) ( ignored)])])
[build shared libraries (deprecated, ignored)])])
AC_ARG_ENABLE(
[static],
[AS_HELP_STRING(
[--enable-static],
[build static libraries (default=yes) ( ignored)])])
[build static libraries (deprecated, ignored)])])
#---------------------------------------------------------------------
# Check for --build and --host...
@ -92,37 +157,30 @@ AC_ARG_PROGRAM
# Initial checks that are usually done first (I don't know why, that's
# just what I seem to experience...)
#---------------------------------------------------------------------
AC_ARG_WITH([install],
AS_HELP_STRING([--with-install=PATH],
[Specify the full PATH to a BSD-compatible install]),
[INSTALL=$withval])
ACX_WITH_DEPRECATED([install], [INSTALL])
AC_ARG_VAR([INSTALL], [Specify the full path to a BSD-compatible install])
AC_PROG_INSTALL
AC_CACHE_VAL([ac_cv_path_GREP],
[AC_ARG_WITH([grep],
AS_HELP_STRING([--with-grep=PATH],
[Specify the full PATH to GNU grep]),
[ac_cv_path_GREP=$withval])])
ACX_WITH_DEPRECATED([grep], [GREP])
AC_ARG_VAR([INSTALL], [Specify the full path to GNU grep])
AC_PROG_GREP
AC_PROG_EGREP
AS_IF(
[test ! "$EGREP" = "$GREP -E"],
AS_IF([test "$EGREP" != "$GREP -E"],
[AC_MSG_ERROR([egrep is not $GREP -E])])
AC_CACHE_VAL([ac_cv_path_SED],
[AC_ARG_WITH([sed],
AS_HELP_STRING([--with-sed=PATH],
[Specify the full PATH to GNU sed]),
[ac_cv_path_SED=$withval])])
ACX_WITH_DEPRECATED([sed], [SED])
AC_ARG_VAR([INSTALL], [Specify the full path to GNU sed])
AC_PROG_SED
AC_MSG_CHECKING([whether sed understands -r -i -e])
touch .ct-ng.sed.test
if ${SED} -r -i -e 's/foo/bar/' .ct-ng.sed.test >/dev/null 2>&1; then
rm -f .ct-ng.sed.test
AC_MSG_RESULT([yes])
else
rm -f .ct-ng.sed.test
AC_MSG_RESULT([no])
AC_MSG_ERROR()
fi
echo foo > .ct-ng.sed.test
${SED} -r -i -e 's/f( o) o/b\1 ar/' .ct-ng.sed.test >/dev/null 2>&1
rc=$?
content=`cat .ct-ng.sed.test`
rm -f .ct-ng.sed.test
AS_IF([test "$rc:$content" = "0:boar"],
[AC_MSG_RESULT([yes])],
[ AC_MSG_ERROR([sed does not accept -r -i -e])] )
AC_PROG_LN_S
#--------------------------------------------------------------------
@ -146,33 +204,11 @@ AS_IF([test $static_test -eq 0],
AC_MSG_RESULT([no])])
ACX_SET_KCONFIG_OPTION([static_link])
# But we still need a way to specify the PATH to GNU versions (Damn MacOS)
AC_ARG_WITH([objcopy],
AS_HELP_STRING([--with-objcopy=PATH],
[Specify the full PATH to GNU objcopy]),
[OBJCOPY=$withval])
AC_ARG_WITH([objdump],
AS_HELP_STRING([--with-objdump=PATH],
[Specify the full PATH to GNU objdump]),
[OBJDUMP=$withval])
AC_ARG_WITH([ranlib],
AS_HELP_STRING([--with-ranlib=PATH],
[Specify the full PATH to GNU ranlib]),
[RANLIB=$withval])
AC_ARG_WITH([readelf],
AS_HELP_STRING([--with-readelf=PATH],
[Specify the full PATH to GNU readelf]),
[READELF=$withval])
AC_ARG_WITH([gperf],
AS_HELP_STRING([--with-gperf=PATH],
[Specify the full PATH to GNU gperf]),
[GPERF=$withval])
AC_PROG_RANLIB
ACX_PATH_TOOL_REQ([OBJCOPY], [gobjcopy objcopy])
ACX_PATH_TOOL_REQ([OBJDUMP], [gobjdump objdump])
ACX_PATH_TOOL_REQ([READELF], [greadelf readelf])
ACX_PATH_TOOL_REQ([GPERF], [gperf])
ACX_PATH_TOOL_REQ([OBJCOPY], [gobjcopy objcopy], [objcopy])
ACX_PATH_TOOL_REQ([OBJDUMP], [gobjdump objdump], [objdump])
ACX_PATH_TOOL_REQ([READELF], [greadelf readelf], [readelf])
ACX_PATH_TOOL_REQ([GPERF], [gperf], [gperf])
ACX_CHECK_PROGS_REQ([bison], [bison])
ACX_CHECK_PROGS_REQ([flex], [flex])
@ -189,121 +225,81 @@ ACX_CHECK_PROGS_REQ([help2man], [help2man])
#--------------------------------------------------------------------
# Still boring, but remember the path, now...
#--------------------------------------------------------------------
ACX_PATH_TOOL_REQ([PATCH], [gpatch patch])
ACX_PATH_TOOL_REQ([PATCH], [gpatch patch], [patch] )
#--------------------------------------------------------------------
# And a bunch of less boring tests...
#--------------------------------------------------------------------
# We need a bash that is >= 3.1
AC_CACHE_VAL([ac_cv_path__BASH],
[AC_ARG_WITH([bash],
AS_HELP_STRING([--with-bash=PATH],
[Specify the full PATH to GNU bash >= 3.1]),
[ac_cv_path__BASH=$withval])])
AC_CACHE_CHECK([for bash >= 3.1], [ac_cv_path__BASH],
[AC_PATH_PROGS_FEATURE_CHECK([_BASH], [bash],
[[_BASH_ver=$($ac_path__BASH --version 2>&1 \
|$EGREP '^GNU bash, version (3\.[1-9]|4)')
test -n "$_BASH_ver" && ac_cv_path__BASH=$ac_path__BASH ac_path__BASH_found=:]],
[AC_MSG_RESULT([no])
AC_MSG_ERROR([could not find bash >= 3.1])])])
AC_SUBST([_BASH], [$ac_cv_path__BASH])
ACX_PROG_VERSION_REQ_STRICT([BASH_SHELL],
[GNU bash >= 3.1],
[bash],
[bash],
['^GNU bash, version (3\.[1-9]|4)'])
# We need a awk that *is* GNU awk
AC_CACHE_VAL([ac_cv_path__AWK],
[AC_ARG_WITH([awk],
AS_HELP_STRING([--with-awk=PATH],
[Specify the full PATH to GNU awk]),
[ac_cv_path__AWK=$withval])])
AC_CACHE_CHECK([for GNU awk], [ac_cv_path__AWK],
[AC_PATH_PROGS_FEATURE_CHECK([_AWK], [gawk awk],
[[_AWK_ver=$($ac_path__AWK --version 2>&1 \
|$EGREP '^GNU Awk ')
test -n "$_AWK_ver" && ac_cv_path__AWK=$ac_path__AWK ac_path__AWK_found=:]],
[AC_MSG_RESULT([no])
AC_MSG_ERROR([could not find GNU awk])])])
AC_SUBST([_AWK], [$ac_cv_path__AWK])
#----------------------------------------
# Check for GNU make 3.80 or above
AC_CACHE_VAL([ac_cv_path_MAKE],
[AC_ARG_WITH([make],
AS_HELP_STRING([--with-make=PATH],
[Specify the full PATH to GNU make >= 3.80]),
[ac_cv_path_MAKE=$withval])])
AC_CACHE_CHECK([for GNU make >= 3.80], [ac_cv_path_MAKE],
[AC_PATH_PROGS_FEATURE_CHECK([MAKE], [gmake make],
[[MAKE_ver=$($ac_path_MAKE --version 2>&1 \
|$EGREP '^GNU Make (3.[89][[:digit:]]|[4-9])')
test -n "$MAKE_ver" && ac_cv_path_MAKE=$ac_path_MAKE ac_path_MAKE_found=:]],
[AC_MSG_RESULT([no])
AC_MSG_ERROR([could not find GNU make >= 3.80])])])
AC_SUBST([MAKE], [$ac_cv_path_MAKE])
AC_PROG_MAKE_SET
# Check for GNU make 3.81 or newer, otherwise
# it will be built as a companion tool.
AC_MSG_CHECKING([if make is 3.81 or newer])
AS_IF(
[[MAKE_ver2=$(echo "$MAKE_ver" \
|$EGREP '^GNU Make (3.81|3.9[0-9]|[4-9])')
test -n "$MAKE_ver2"]],
[make_3_81_or_newer="y"
AC_MSG_RESULT([yes])
],
[make_3_81_or_newer=
AC_MSG_RESULT([no])
]
)
ACX_SET_KCONFIG_OPTION([make_3_81_or_newer])
#----------------------------------------
# Check for libtool >= 1.5.26
AC_CACHE_VAL([ac_cv_path_LIBTOOL],
[AC_ARG_WITH([libtool],
AS_HELP_STRING([--with-libtool=PATH],
[Specify the full PATH to GNU libtool >= 1.5.26]),
[ac_cv_path_LIBTOOL=$withval])])
AC_CACHE_CHECK([for GNU libtool >= 1.5.26], [ac_cv_path_LIBTOOL],
[AC_PATH_PROGS_FEATURE_CHECK([LIBTOOL], [glibtool libtool],
[[LIBTOOL_ver=$($ac_path_LIBTOOL --version 2>&1 \
|$EGREP '\(GNU libtool.*\) (2[[:digit:]]*\.|1\.6[[:digit:]]*\.|1\.5\.[2-9][[:digit:]]+)')
test -n "$LIBTOOL_ver" && ac_cv_path_LIBTOOL=$ac_path_LIBTOOL ac_path_LIBTOOL_found=:]],
[AC_MSG_RESULT([no])
AC_MSG_ERROR([could not find GNU libtool >= 1.5.26])])])
AC_SUBST([LIBTOOL], [$ac_cv_path_LIBTOOL])
#----------------------------------------
# Check for libtoolize >= 1.5.26
AC_CACHE_VAL([ac_cv_path_LIBTOOLIZE],
[AC_ARG_WITH([libtoolize],
AS_HELP_STRING([--with-libtoolize=PATH],
[Specify the full PATH to GNU libtoolize >= 1.5.26]),
[ac_cv_path_LIBTOOLIZE=$withval])])
AC_CACHE_CHECK([for GNU libtoolize >= 1.5.26], [ac_cv_path_LIBTOOLIZE],
[AC_PATH_PROGS_FEATURE_CHECK([LIBTOOLIZE], [glibtoolize libtoolize],
[[LIBTOOLIZE_ver=$($ac_path_LIBTOOLIZE --version 2>&1 \
|$EGREP '\(GNU libtool.*\) (2[[:digit:]]*\.|1\.6[[:digit:]]*\.|1\.5\.[2-9][[:digit:]]+)')
test -n "$LIBTOOLIZE_ver" && ac_cv_path_LIBTOOLIZE=$ac_path_LIBTOOLIZE ac_path_LIBTOOLIZE_found=:]],
[AC_MSG_RESULT([no])
AC_MSG_ERROR([could not find GNU libtoolize >= 1.5.26])])])
AC_SUBST([LIBTOOLIZE], [$ac_cv_path_LIBTOOLIZE])
ACX_PROG_VERSION_REQ_STRICT([AWK],
[GNU awk],
[awk],
[gawk awk],
['^GNU Awk '])
# FIXME This checks for tools at the time configure runs. If a tool is later updated
# to satisfy our version requirement, we still won't be able to see that. Or worse,
# downgraded/removed. We should check this and update configure.in options right
# before running kconfig. Our configure should only check for stuff needed to
# build/install crosstool-ng itself.
#----------------------------------------
# Check for automake >= 1.10
AC_CACHE_VAL([ac_cv_path_automake],
[AC_ARG_WITH([automake],
AS_HELP_STRING([--with-automake=PATH],
[Specify the full PATH to GNU automake >= 1.10]),
[ac_cv_path_automake=$withval])])
AC_CACHE_CHECK([for GNU automake >= 1.10], [ac_cv_path_automake],
[AC_PATH_PROGS_FEATURE_CHECK([automake], [automake],
[[automake_ver=$($ac_path_automake --version 2>&1 \
|$EGREP '\(GNU automake\) (1\.[[:digit:]]{2,}|[2-9][[:digit:]]*\.)')
test -n "$automake_ver" && ac_cv_path_automake=$ac_path_automake ac_path_automake_found=:]],
[AC_MSG_RESULT([no])
AC_MSG_ERROR([could not find GNU automake >= 1.10])])])
AC_SUBST([automake], [$ac_cv_path_automake])
# Check for GNU make (want 3.81 or above, but will accept as long as any make is found)
ACX_PROG_VERSION_REQ_ANY([MAKE],
[GNU make >= 3.81],
[make],
[gmake make],
['^GNU Make (3\.8[1-9]|3\.9[0-9]|[4-9]\.)'],
[make_3_81_or_newer])
# Check other companion tools that we may or may not build
ACX_PROG_VERSION([LIBTOOL],
[GNU libtool >= 2.4],
[libtool],
[glibtool libtool],
['^libtool \(GNU libtool\) ([3-9]\.|2.[4-9]|2.[1-3][0-9])'],
[libtool_2_4_or_newer])
ACX_PROG_VERSION([LIBTOOLIZE],
[GNU libtoolize >= 2.4],
[libtoolize],
[glibtoolize libtoolize],
['^libtoolize \(GNU libtool\) ([3-9]\.|2.[4-9]|2.[1-3][0-9])'],
[libtoolize_2_4_or_newer])
ACX_PROG_VERSION([AUTOCONF],
[GNU autoconf >= 2.63],
[AUTOCONF],
[autoconf],
['^autoconf \(GNU Autoconf\) ([3-9]\.|2\.[7-9][0-9]|2\.6[3-9])'],
[autoconf_2_63_or_newer])
ACX_PROG_VERSION([AUTORECONF],
[GNU autoreconf >= 2.63],
[autoreconf],
[autoreconf],
['^autoreconf \(GNU Autoconf\) ([3-9]\.|2\.[7-9][0-9]|2\.6[3-9])'],
[autoreconf_2_63_or_newer])
ACX_PROG_VERSION([AUTOMAKE],
[GNU automake >= 1.15],
[automake],
[automake],
['automake \(GNU automake\) ([2-9]\.|1\.[2-9][0-9]|1\.1[5-9])'],
[automake_1_15_or_newer])
ACX_PROG_VERSION([M4],
[GNU m4 >= 1.4.12],
[m4],
[gm4 m4],
['^m4 \(GNU M4\) ([2-9]\.|1\.[5-9]|1\.[1-4][0-9]|1\.4\.[2-9][0-9]|1\.4\.1[2-9])'],
[gnu_m4_1_4_12_or_newer])
#----------------------------------------
# Gperf 3.1 started generating functions with size_t rather than unsigned int
Alexey Neyman
6 years ago