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# serial 11 |
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# GUILE_PKG -- find Guile development files |
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# |
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# |
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# for an available version of Guile. |
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# |
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# Guile (e.g. 3.0), falling back to the previous stable version |
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# (e.g. 2.2) if it is available. If no guile-@var{VERSION}.pc file is |
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# found, an error is signaled. The found version is stored in |
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# @var{GUILE_EFFECTIVE_VERSION}. |
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# |
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# development files have the same effective version as the Guile |
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# program. |
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# |
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# @code{AC_SUBST}. |
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# |
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AC_DEFUN([GUILE_PKG], |
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[AC_REQUIRE([PKG_PROG_PKG_CONFIG]) |
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if test "x$PKG_CONFIG" = x; then |
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AC_MSG_ERROR([pkg-config is missing, please install it]) |
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fi |
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_guile_versions_to_search="m4_default([$1], [3.0 2.2 2.0])" |
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if test -n "$GUILE_EFFECTIVE_VERSION"; then |
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_guile_tmp="" |
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for v in $_guile_versions_to_search; do |
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if test "$v" = "$GUILE_EFFECTIVE_VERSION"; then |
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_guile_tmp=$v |
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fi |
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done |
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if test -z "$_guile_tmp"; then |
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AC_MSG_FAILURE([searching for guile development files for versions $_guile_versions_to_search, but previously found $GUILE version $GUILE_EFFECTIVE_VERSION]) |
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fi |
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_guile_versions_to_search=$GUILE_EFFECTIVE_VERSION |
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fi |
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GUILE_EFFECTIVE_VERSION="" |
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_guile_errors="" |
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for v in $_guile_versions_to_search; do |
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if test -z "$GUILE_EFFECTIVE_VERSION"; then |
|
AC_MSG_NOTICE([checking for guile $v]) |
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PKG_CHECK_EXISTS([guile-$v], [GUILE_EFFECTIVE_VERSION=$v], []) |
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fi |
|
done |
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|
|
if test -z "$GUILE_EFFECTIVE_VERSION"; then |
|
AC_MSG_ERROR([ |
|
No Guile development packages were found. |
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|
|
Please verify that you have Guile installed. If you installed Guile |
|
from a binary distribution, please verify that you have also installed |
|
the development packages. If you installed it yourself, you might need |
|
to adjust your PKG_CONFIG_PATH; see the pkg-config man page for more. |
|
]) |
|
fi |
|
AC_MSG_NOTICE([found guile $GUILE_EFFECTIVE_VERSION]) |
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AC_SUBST([GUILE_EFFECTIVE_VERSION]) |
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]) |
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|
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# GUILE_FLAGS -- set flags for compiling and linking with Guile |
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# |
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|
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# |
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|
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# and link programs against Guile. It sets four variables: |
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# @var{GUILE_CFLAGS}, @var{GUILE_LDFLAGS}, @var{GUILE_LIBS}, and |
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# @var{GUILE_LTLIBS}. |
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# |
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|
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# uses Guile header files. This is almost always just one or more @code{-I} |
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# flags. |
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# |
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|
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# against Guile. This includes @code{-lguile-@var{VERSION}} for the |
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# Guile library itself, and may also include one or more @code{-L} flag |
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# to tell the compiler where to find the libraries. But it does not |
|
# include flags that influence the program's runtime search path for |
|
# libraries, and will therefore lead to a program that fails to start, |
|
# unless all necessary libraries are installed in a standard location |
|
# such as @file{/usr/lib}. |
|
# |
|
# @var{GUILE_LIBS} and @var{GUILE_LTLIBS}: flags to pass to the compiler or to |
|
# libtool, respectively, to link a program against Guile. It includes flags |
|
# that augment the program's runtime search path for libraries, so that shared |
|
# libraries will be found at the location where they were during linking, even |
|
# in non-standard locations. @var{GUILE_LIBS} is to be used when linking the |
|
# program directly with the compiler, whereas @var{GUILE_LTLIBS} is to be used |
|
# when linking the program is done through libtool. |
|
# |
|
|
|
# |
|
AC_DEFUN([GUILE_FLAGS], |
|
[AC_REQUIRE([GUILE_PKG]) |
|
PKG_CHECK_MODULES(GUILE, [guile-$GUILE_EFFECTIVE_VERSION]) |
|
|
|
dnl GUILE_CFLAGS and GUILE_LIBS are already defined and AC_SUBST'd by |
|
dnl PKG_CHECK_MODULES. But GUILE_LIBS to pkg-config is GUILE_LDFLAGS |
|
dnl to us. |
|
|
|
GUILE_LDFLAGS=$GUILE_LIBS |
|
|
|
dnl Determine the platform dependent parameters needed to use rpath. |
|
dnl AC_LIB_LINKFLAGS_FROM_LIBS is defined in gnulib/m4/lib-link.m4 and needs |
|
dnl the file gnulib/build-aux/config.rpath. |
|
AC_LIB_LINKFLAGS_FROM_LIBS([GUILE_LIBS], [$GUILE_LDFLAGS], []) |
|
GUILE_LIBS="$GUILE_LDFLAGS $GUILE_LIBS" |
|
AC_LIB_LINKFLAGS_FROM_LIBS([GUILE_LTLIBS], [$GUILE_LDFLAGS], [yes]) |
|
GUILE_LTLIBS="$GUILE_LDFLAGS $GUILE_LTLIBS" |
|
|
|
AC_SUBST([GUILE_EFFECTIVE_VERSION]) |
|
AC_SUBST([GUILE_CFLAGS]) |
|
AC_SUBST([GUILE_LDFLAGS]) |
|
AC_SUBST([GUILE_LIBS]) |
|
AC_SUBST([GUILE_LTLIBS]) |
|
]) |
|
|
|
# GUILE_SITE_DIR -- find path to Guile site directories |
|
# |
|
|
|
# |
|
|
|
# be set to Guile's "site" directory for Scheme source files (usually something |
|
# like PREFIX/share/guile/site). @var{GUILE_SITE_CCACHE} will be set to the |
|
# directory for compiled Scheme files also known as @code{.go} files |
|
# (usually something like |
|
# PREFIX/lib/guile/@var{GUILE_EFFECTIVE_VERSION}/site-ccache). |
|
# @var{GUILE_EXTENSION} will be set to the directory for compiled C extensions |
|
# (usually something like |
|
# PREFIX/lib/guile/@var{GUILE_EFFECTIVE_VERSION}/extensions). The latter two |
|
# are set to blank if the particular version of Guile does not support |
|
# them. Note that this macro will run the macros @code{GUILE_PKG} and |
|
# @code{GUILE_PROGS} if they have not already been run. |
|
# |
|
# The variables are marked for substitution, as by @code{AC_SUBST}. |
|
# |
|
AC_DEFUN([GUILE_SITE_DIR], |
|
[AC_REQUIRE([GUILE_PKG]) |
|
AC_REQUIRE([GUILE_PROGS]) |
|
AC_MSG_CHECKING(for Guile site directory) |
|
GUILE_SITE=`$PKG_CONFIG --print-errors --variable=sitedir guile-$GUILE_EFFECTIVE_VERSION` |
|
AC_MSG_RESULT($GUILE_SITE) |
|
if test "$GUILE_SITE" = ""; then |
|
AC_MSG_FAILURE(sitedir not found) |
|
fi |
|
AC_SUBST(GUILE_SITE) |
|
AC_MSG_CHECKING([for Guile site-ccache directory using pkgconfig]) |
|
GUILE_SITE_CCACHE=`$PKG_CONFIG --variable=siteccachedir guile-$GUILE_EFFECTIVE_VERSION` |
|
if test "$GUILE_SITE_CCACHE" = ""; then |
|
AC_MSG_RESULT(no) |
|
AC_MSG_CHECKING([for Guile site-ccache directory using interpreter]) |
|
GUILE_SITE_CCACHE=`$GUILE -c "(display (if (defined? '%site-ccache-dir) (%site-ccache-dir) \"\"))"` |
|
if test $? != "0" -o "$GUILE_SITE_CCACHE" = ""; then |
|
AC_MSG_RESULT(no) |
|
GUILE_SITE_CCACHE="" |
|
AC_MSG_WARN([siteccachedir not found]) |
|
fi |
|
fi |
|
AC_MSG_RESULT($GUILE_SITE_CCACHE) |
|
AC_SUBST([GUILE_SITE_CCACHE]) |
|
AC_MSG_CHECKING(for Guile extensions directory) |
|
GUILE_EXTENSION=`$PKG_CONFIG --print-errors --variable=extensiondir guile-$GUILE_EFFECTIVE_VERSION` |
|
AC_MSG_RESULT($GUILE_EXTENSION) |
|
if test "$GUILE_EXTENSION" = ""; then |
|
GUILE_EXTENSION="" |
|
AC_MSG_WARN(extensiondir not found) |
|
fi |
|
AC_SUBST(GUILE_EXTENSION) |
|
]) |
|
|
|
# GUILE_PROGS -- set paths to Guile interpreter, config and tool programs |
|
# |
|
# Usage: GUILE_PROGS([VERSION]) |
|
# |
|
# This macro looks for programs @code{guile} and @code{guild}, setting |
|
# variables @var{GUILE} and @var{GUILD} to their paths, respectively. |
|
# The macro will attempt to find @code{guile} with the suffix of |
|
# @code{-X.Y}, followed by looking for it with the suffix @code{X.Y}, and |
|
# then fall back to looking for @code{guile} with no suffix. If |
|
# @code{guile} is still not found, signal an error. The suffix, if any, |
|
# that was required to find @code{guile} will be used for @code{guild} |
|
# as well. |
|
# |
|
# By default, this macro will search for the latest stable version of |
|
# Guile (e.g. 3.0). x.y or x.y.z versions can be specified. If an older |
|
# version is found, the macro will signal an error. |
|
# |
|
# The effective version of the found @code{guile} is set to |
|
# @var{GUILE_EFFECTIVE_VERSION}. This macro ensures that the effective |
|
# version is compatible with the result of a previous invocation of |
|
# @code{GUILE_FLAGS}, if any. |
|
# |
|
# As a legacy interface, it also looks for @code{guile-config} and |
|
# @code{guile-tools}, setting @var{GUILE_CONFIG} and @var{GUILE_TOOLS}. |
|
# |
|
# The variables are marked for substitution, as by @code{AC_SUBST}. |
|
# |
|
AC_DEFUN([GUILE_PROGS], |
|
[_guile_required_version="m4_default([$1], [$GUILE_EFFECTIVE_VERSION])" |
|
if test -z "$_guile_required_version"; then |
|
_guile_required_version=3.0 |
|
fi |
|
|
|
_guile_candidates=guile |
|
_tmp= |
|
for v in `echo "$_guile_required_version" | tr . ' '`; do |
|
if test -n "$_tmp"; then _tmp=$_tmp.; fi |
|
_tmp=$_tmp$v |
|
_guile_candidates="guile-$_tmp guile$_tmp $_guile_candidates" |
|
done |
|
|
|
AC_PATH_PROGS(GUILE,[$_guile_candidates]) |
|
if test -z "$GUILE"; then |
|
AC_MSG_ERROR([guile required but not found]) |
|
fi |
|
|
|
_guile_suffix=`echo "$GUILE" | sed -e 's,^.*/guile\(.*\)$,\1,'` |
|
_guile_effective_version=`$GUILE -c "(display (effective-version))"` |
|
if test -z "$GUILE_EFFECTIVE_VERSION"; then |
|
GUILE_EFFECTIVE_VERSION=$_guile_effective_version |
|
elif test "$GUILE_EFFECTIVE_VERSION" != "$_guile_effective_version"; then |
|
AC_MSG_ERROR([found development files for Guile $GUILE_EFFECTIVE_VERSION, but $GUILE has effective version $_guile_effective_version]) |
|
fi |
|
|
|
_guile_major_version=`$GUILE -c "(display (major-version))"` |
|
_guile_minor_version=`$GUILE -c "(display (minor-version))"` |
|
_guile_micro_version=`$GUILE -c "(display (micro-version))"` |
|
_guile_prog_version="$_guile_major_version.$_guile_minor_version.$_guile_micro_version" |
|
|
|
AC_MSG_CHECKING([for Guile version >= $_guile_required_version]) |
|
_major_version=`echo $_guile_required_version | cut -d . -f 1` |
|
_minor_version=`echo $_guile_required_version | cut -d . -f 2` |
|
_micro_version=`echo $_guile_required_version | cut -d . -f 3` |
|
if test "$_guile_major_version" -gt "$_major_version"; then |
|
true |
|
elif test "$_guile_major_version" -eq "$_major_version"; then |
|
if test "$_guile_minor_version" -gt "$_minor_version"; then |
|
true |
|
elif test "$_guile_minor_version" -eq "$_minor_version"; then |
|
if test -n "$_micro_version"; then |
|
if test "$_guile_micro_version" -lt "$_micro_version"; then |
|
AC_MSG_ERROR([Guile $_guile_required_version required, but $_guile_prog_version found]) |
|
fi |
|
fi |
|
elif test "$GUILE_EFFECTIVE_VERSION" = "$_major_version.$_minor_version" -a -z "$_micro_version"; then |
|
# Allow prereleases that have the right effective version. |
|
true |
|
else |
|
as_fn_error $? "Guile $_guile_required_version required, but $_guile_prog_version found" "$LINENO" 5 |
|
fi |
|
elif test "$GUILE_EFFECTIVE_VERSION" = "$_major_version.$_minor_version" -a -z "$_micro_version"; then |
|
# Allow prereleases that have the right effective version. |
|
true |
|
else |
|
AC_MSG_ERROR([Guile $_guile_required_version required, but $_guile_prog_version found]) |
|
fi |
|
AC_MSG_RESULT([$_guile_prog_version]) |
|
|
|
AC_PATH_PROG(GUILD,[guild$_guile_suffix]) |
|
AC_SUBST(GUILD) |
|
|
|
AC_PATH_PROG(GUILE_CONFIG,[guile-config$_guile_suffix]) |
|
AC_SUBST(GUILE_CONFIG) |
|
if test -n "$GUILD"; then |
|
GUILE_TOOLS=$GUILD |
|
else |
|
AC_PATH_PROG(GUILE_TOOLS,[guile-tools$_guile_suffix]) |
|
fi |
|
AC_SUBST(GUILE_TOOLS) |
|
]) |
|
|
|
# GUILE_CHECK -- evaluate Guile Scheme code and capture the return value |
|
# |
|
# Usage: GUILE_CHECK_RETVAL(var,check) |
|
# |
|
# @var{var} is a shell variable name to be set to the return value. |
|
# @var{check} is a Guile Scheme expression, evaluated with "$GUILE -c", and |
|
# returning either 0 or non-#f to indicate the check passed. |
|
# Non-0 number or #f indicates failure. |
|
# Avoid using the character "#" since that confuses autoconf. |
|
# |
|
AC_DEFUN([GUILE_CHECK], |
|
[AC_REQUIRE([GUILE_PROGS]) |
|
$GUILE -c "$2" > /dev/null 2>&1 |
|
$1=$? |
|
]) |
|
|
|
# GUILE_MODULE_CHECK -- check feature of a Guile Scheme module |
|
# |
|
# Usage: GUILE_MODULE_CHECK(var,module,featuretest,description) |
|
# |
|
# @var{var} is a shell variable name to be set to "yes" or "no". |
|
# @var{module} is a list of symbols, like: (ice-9 common-list). |
|
# @var{featuretest} is an expression acceptable to GUILE_CHECK, q.v. |
|
# @var{description} is a present-tense verb phrase (passed to AC_MSG_CHECKING). |
|
# |
|
AC_DEFUN([GUILE_MODULE_CHECK], |
|
[AC_MSG_CHECKING([if $2 $4]) |
|
GUILE_CHECK($1,(use-modules $2) (exit ((lambda () $3)))) |
|
if test "$$1" = "0" ; then $1=yes ; else $1=no ; fi |
|
AC_MSG_RESULT($$1) |
|
]) |
|
|
|
# GUILE_MODULE_AVAILABLE -- check availability of a Guile Scheme module |
|
# |
|
# Usage: GUILE_MODULE_AVAILABLE(var,module) |
|
# |
|
# @var{var} is a shell variable name to be set to "yes" or "no". |
|
# @var{module} is a list of symbols, like: (ice-9 common-list). |
|
# |
|
AC_DEFUN([GUILE_MODULE_AVAILABLE], |
|
[GUILE_MODULE_CHECK($1,$2,0,is available) |
|
]) |
|
|
|
# GUILE_MODULE_REQUIRED -- fail if a Guile Scheme module is unavailable |
|
# |
|
# Usage: GUILE_MODULE_REQUIRED(symlist) |
|
# |
|
# @var{symlist} is a list of symbols, WITHOUT surrounding parens, |
|
# like: ice-9 common-list. |
|
# |
|
AC_DEFUN([GUILE_MODULE_REQUIRED], |
|
[GUILE_MODULE_AVAILABLE(ac_guile_module_required, ($1)) |
|
if test "$ac_guile_module_required" = "no" ; then |
|
AC_MSG_ERROR([required guile module not found: ($1)]) |
|
fi |
|
]) |
|
|
|
# GUILE_MODULE_EXPORTS -- check if a module exports a variable |
|
# |
|
# Usage: GUILE_MODULE_EXPORTS(var,module,modvar) |
|
# |
|
# @var{var} is a shell variable to be set to "yes" or "no". |
|
# @var{module} is a list of symbols, like: (ice-9 common-list). |
|
# @var{modvar} is the Guile Scheme variable to check. |
|
# |
|
AC_DEFUN([GUILE_MODULE_EXPORTS], |
|
[GUILE_MODULE_CHECK($1,$2,$3,exports `$3') |
|
]) |
|
|
|
# GUILE_MODULE_REQUIRED_EXPORT -- fail if a module doesn't export a variable |
|
# |
|
# Usage: GUILE_MODULE_REQUIRED_EXPORT(module,modvar) |
|
# |
|
# @var{module} is a list of symbols, like: (ice-9 common-list). |
|
# @var{modvar} is the Guile Scheme variable to check. |
|
# |
|
AC_DEFUN([GUILE_MODULE_REQUIRED_EXPORT], |
|
[GUILE_MODULE_EXPORTS(guile_module_required_export,$1,$2) |
|
if test "$guile_module_required_export" = "no" ; then |
|
AC_MSG_ERROR([module $1 does not export $2; required]) |
|
fi |
|
]) |
|
|
|
## guile.m4 ends here |
|
|
