/[guile]/guile/guile-core/guile-config/guile.m4
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revision 1.1.6.2 by ttn, Sat Dec 29 03:58:19 2001 UTC revision 1.1.6.3 by ttn, Thu Jan 3 00:07:29 2002 UTC
# Line 57  Line 57 
57  ## Code  ## Code
58  ## ----  ## ----
59    
60    ## NOTE: Comments preceding an AC_DEFUN (starting from "Usage:") are massaged
61    ## into doc/ref/autoconf-macros.texi (see Makefile.am in that directory).
62    
63  # GUILE_PROGS -- set paths to Guile interpreter, config and tool programs  # GUILE_PROGS -- set paths to Guile interpreter, config and tool programs
64  #  #
65  # Usage: GUILE_PROGS  # Usage: GUILE_PROGS
66  #  #
67  # This macro looks for programs `guile', `guile-config' and `guile-tools',  # This macro looks for programs @code{guile}, @code{guile-config} and
68  # and sets variables GUILE, GUILE_CONFIG and GUILE_TOOLS, to their paths,  # @code{guile-tools}, and sets variables @var{GUILE}, @var{GUILE_CONFIG} and
69  # respectively.  If either of the first two are not found, signal error.  # @var{GUILE_TOOLS}, to their paths, respectively.  If either of the first two
70    # are not found, signal error.
71  #  #
72  # The variables are marked for substitution, as by AC_SUBST.  # The variables are marked for substitution, as by @code{AC_SUBST}.
73  #  #
74  AC_DEFUN([GUILE_PROGS],  AC_DEFUN([GUILE_PROGS],
75   [AC_PATH_PROG(GUILE,guile)   [AC_PATH_PROG(GUILE,guile)
# Line 86  AC_DEFUN([GUILE_PROGS], Line 90  AC_DEFUN([GUILE_PROGS],
90  #  #
91  # Usage: GUILE_FLAGS  # Usage: GUILE_FLAGS
92  #  #
93  # This macro runs the `guile-config' script, installed with Guile,  # This macro runs the @code{guile-config} script, installed with Guile, to
94  # to find out where Guile's header files and libraries are  # find out where Guile's header files and libraries are installed.  It sets
95  # installed.  It sets two variables, GUILE_CFLAGS and GUILE_LDFLAGS.  # two variables, @var{GUILE_CFLAGS} and @var{GUILE_LDFLAGS}.
96  #  #
97  # GUILE_CFLAGS: flags to pass to a C or C++ compiler to build code that  # @var{GUILE_CFLAGS}: flags to pass to a C or C++ compiler to build code that
98  # uses Guile header files.  This is almost always just a -I flag.  # uses Guile header files.  This is almost always just a @code{-I} flag.
99  #  #
100  # GUILE_LDFLAGS: flags to pass to the linker to link a program against  # @var{GUILE_LDFLAGS}: flags to pass to the linker to link a program against
101  # Guile.  This includes `-lguile' for the Guile library itself, any  # Guile.  This includes @code{-lguile} for the Guile library itself, any
102  # libraries that Guile itself requires (like -lqthreads), and so on.  It  # libraries that Guile itself requires (like -lqthreads), and so on.  It may
103  # may also include a -L flag to tell the compiler where to find the  # also include a @code{-L} flag to tell the compiler where to find the
104  # libraries.  # libraries.
105  #  #
106  # The variables are marked for substitution, as by AC_SUBST.  # The variables are marked for substitution, as by @code{AC_SUBST}.
107  #  #
108  AC_DEFUN([GUILE_FLAGS],[  AC_DEFUN([GUILE_FLAGS],
109  ## The GUILE_FLAGS macro.   [AC_REQUIRE([GUILE_PROGS])dnl
110    ## First, let's just see if we can find Guile at all.    AC_MSG_CHECKING([libguile compile flags])
111    AC_MSG_CHECKING(for Guile)    GUILE_CFLAGS="`$GUILE_CONFIG compile`"
112    guile-config link > /dev/null || {    AC_MSG_RESULT([$GUILE_CFLAGS])
113      echo "configure: cannot find guile-config; is Guile installed?" 1>&2    AC_MSG_CHECKING([libguile link flags])
114      exit 1    GUILE_LDFLAGS="`$GUILE_CONFIG link`"
115    }    AC_MSG_RESULT([$GUILE_LDFLAGS])
   GUILE_CFLAGS="`guile-config compile`"  
   GUILE_LDFLAGS="`guile-config link`"  
116    AC_SUBST(GUILE_CFLAGS)    AC_SUBST(GUILE_CFLAGS)
117    AC_SUBST(GUILE_LDFLAGS)    AC_SUBST(GUILE_LDFLAGS)
118    AC_MSG_RESULT(yes)   ])
 ])  
119    
120  # GUILE_SITE_DIR -- find path to Guile "site" directory  # GUILE_SITE_DIR -- find path to Guile "site" directory
121  #  #
122  # Usage: GUILE_SITE_DIR  # Usage: GUILE_SITE_DIR
123  #  #
124  # This looks for Guile's "site" directory, usually something like  # This looks for Guile's "site" directory, usually something like
125  # PREFIX/share/guile/site, and sets var GUILE_SITE to the path.  # PREFIX/share/guile/site, and sets var @var{GUILE_SITE} to the path.
126  # Note that the var name is different from the macro name.  # Note that the var name is different from the macro name.
127  #  #
128  # The variable is marked for substitution, as by AC_SUBST.  # The variable is marked for substitution, as by @code{AC_SUBST}.
129  #  #
130  AC_DEFUN([GUILE_SITE_DIR],  AC_DEFUN([GUILE_SITE_DIR],
131   [AC_REQUIRE([GUILE_PROGS])dnl   [AC_REQUIRE([GUILE_PROGS])dnl
# Line 138  AC_DEFUN([GUILE_SITE_DIR], Line 139  AC_DEFUN([GUILE_SITE_DIR],
139  #  #
140  # Usage: GUILE_CHECK_RETVAL(var,check)  # Usage: GUILE_CHECK_RETVAL(var,check)
141  #  #
142  # $1 is a shell variable name to be set to the return value  # @var{var} is a shell variable name to be set to the return value.
143  # $2 is a Guile Scheme expression, evaluated with "$GUILE -c", and  # @var{check} is a Guile Scheme expression, evaluated with "$GUILE -c", and
144  #    returning either 0 or non-#f to indicate the check passed.  #    returning either 0 or non-#f to indicate the check passed.
145  #    Non-0 number or #f indicates failure.  #    Non-0 number or #f indicates failure.
146  #    Avoid using the character "#" since that confuses autoconf.  #    Avoid using the character "#" since that confuses autoconf.
# Line 154  AC_DEFUN([GUILE_CHECK], Line 155  AC_DEFUN([GUILE_CHECK],
155  #  #
156  # Usage: GUILE_MODULE_CHECK(var,module,featuretest,description)  # Usage: GUILE_MODULE_CHECK(var,module,featuretest,description)
157  #  #
158  # $1 is a shell variable name to be set to "yes" or "no"  # @var{var} is a shell variable name to be set to "yes" or "no".
159  # $2 is a list of symbols, like: (ice-9 common-list)  # @var{module} is a list of symbols, like: (ice-9 common-list).
160  # $3 is an expression acceptable to GUILE_CHECK, q.v.  # @var{featuretest} is an expression acceptable to GUILE_CHECK, q.v.
161  # $4 is a present-tense verb phrase (passed to AC_MSG_CHECKING)  # @var{description} is a present-tense verb phrase (passed to AC_MSG_CHECKING).
162  #  #
163  AC_DEFUN([GUILE_MODULE_CHECK],  AC_DEFUN([GUILE_MODULE_CHECK],
164           [AC_MSG_CHECKING([if $2 $4])           [AC_MSG_CHECKING([if $2 $4])
# Line 170  AC_DEFUN([GUILE_MODULE_CHECK], Line 171  AC_DEFUN([GUILE_MODULE_CHECK],
171  #  #
172  # Usage: GUILE_MODULE_AVAILABLE(var,module)  # Usage: GUILE_MODULE_AVAILABLE(var,module)
173  #  #
174  # $1 is a shell variable name to be set to "yes" or "no"  # @var{var} is a shell variable name to be set to "yes" or "no".
175  # $2 is a list of symbols, like: (ice-9 common-list)  # @var{module} is a list of symbols, like: (ice-9 common-list).
176  #  #
177  AC_DEFUN([GUILE_MODULE_AVAILABLE],  AC_DEFUN([GUILE_MODULE_AVAILABLE],
178           [GUILE_MODULE_CHECK($1,$2,0,is available)           [GUILE_MODULE_CHECK($1,$2,0,is available)
# Line 181  AC_DEFUN([GUILE_MODULE_AVAILABLE], Line 182  AC_DEFUN([GUILE_MODULE_AVAILABLE],
182  #  #
183  # Usage: GUILE_MODULE_REQUIRED(symlist)  # Usage: GUILE_MODULE_REQUIRED(symlist)
184  #  #
185  # $1 is a list of symbols, WITHOUT surrounding parens, like: ice-9 common-list  # @var{symlist} is a list of symbols, WITHOUT surrounding parens,
186    # like: ice-9 common-list.
187  #  #
188  AC_DEFUN([GUILE_MODULE_REQUIRED],  AC_DEFUN([GUILE_MODULE_REQUIRED],
189           [GUILE_MODULE_AVAILABLE(ac_guile_module_required, ($1))           [GUILE_MODULE_AVAILABLE(ac_guile_module_required, ($1))
# Line 194  AC_DEFUN([GUILE_MODULE_REQUIRED], Line 196  AC_DEFUN([GUILE_MODULE_REQUIRED],
196  #  #
197  # Usage: GUILE_MODULE_EXPORTS(var,module,modvar)  # Usage: GUILE_MODULE_EXPORTS(var,module,modvar)
198  #  #
199  # $1 is a shell variable to be set to "yes" or "no"  # @var{var} is a shell variable to be set to "yes" or "no".
200  # $2 is a list of symbols, like: (ice-9 common-list)  # @var{module} is a list of symbols, like: (ice-9 common-list).
201  # $3 is the Guile Scheme variable to check  # @var{modvar} is the Guile Scheme variable to check.
202  #  #
203  AC_DEFUN([GUILE_MODULE_EXPORTS],  AC_DEFUN([GUILE_MODULE_EXPORTS],
204   [GUILE_MODULE_CHECK($1,$2,$3,exports `$3')   [GUILE_MODULE_CHECK($1,$2,$3,exports `$3')
# Line 206  AC_DEFUN([GUILE_MODULE_EXPORTS], Line 208  AC_DEFUN([GUILE_MODULE_EXPORTS],
208  #  #
209  # Usage: GUILE_MODULE_REQUIRED_EXPORT(module,modvar)  # Usage: GUILE_MODULE_REQUIRED_EXPORT(module,modvar)
210  #  #
211  # $1 is a list of symbols, like: (ice-9 common-list)  # @var{module} is a list of symbols, like: (ice-9 common-list).
212  # $2 is the Guile Scheme variable to check  # @var{modvar} is the Guile Scheme variable to check.
213  #  #
214  AC_DEFUN([GUILE_MODULE_REQUIRED_EXPORT],  AC_DEFUN([GUILE_MODULE_REQUIRED_EXPORT],
215   [GUILE_MODULE_EXPORTS(guile_module_required_export,$1,$2)   [GUILE_MODULE_EXPORTS(guile_module_required_export,$1,$2)

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