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Diffstat (limited to 'firmware/fx2/config/grc_build.m4')
| -rw-r--r-- | firmware/fx2/config/grc_build.m4 | 287 |
1 files changed, 287 insertions, 0 deletions
diff --git a/firmware/fx2/config/grc_build.m4 b/firmware/fx2/config/grc_build.m4 new file mode 100644 index 000000000..77b59db6b --- /dev/null +++ b/firmware/fx2/config/grc_build.m4 @@ -0,0 +1,287 @@ +dnl Copyright 2006,2008,2009 Free Software Foundation, Inc. +dnl +dnl This file is part of GNU Radio +dnl +dnl GNU Radio is free software; you can redistribute it and/or modify +dnl it under the terms of the GNU General Public License as published by +dnl the Free Software Foundation; either version 3, or (at your option) +dnl any later version. +dnl +dnl GNU Radio is distributed in the hope that it will be useful, +dnl but WITHOUT ANY WARRANTY; without even the implied warranty of +dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +dnl GNU General Public License for more details. +dnl +dnl You should have received a copy of the GNU General Public License +dnl along with GNU Radio; see the file COPYING. If not, write to +dnl the Free Software Foundation, Inc., 51 Franklin Street, +dnl Boston, MA 02110-1301, USA. + +dnl Create --enable-foo argument for named component, create variables as needed +dnl $1 is component name +AC_DEFUN([GRC_ENABLE], [ + _GRC_ENABLE($1,m4_bpatsubst($1,-,_)) +]) +dnl $2 is the '_'d component name +dnl on exit variable enable_$2 will be set to [yes|no]; +dnl passed will be [yes|no] (same as enable_$2) + +AC_DEFUN([_GRC_ENABLE],[ + passed=yes + AC_ARG_ENABLE([$1], + AC_HELP_STRING([--enable-$1], + [Stop if $1 fails configuration]), + [],[ + [enable_]$2=$enable_all_components + if test x$enable_all_components = xno; then + passed=no + fi + ]) +]) +dnl Component specific configuration +dnl The order of the GR_ macros determines the order of compilation +dnl For -any- checks on $enable_all_components +dnl use the following guildlines: +dnl yes : --enable-all-components was specified, so error out if any +dnl components do not pass configuration checks. +dnl no : --disable-all-components was specified, so try to build the +dnl --enable'd components, and error out if any do not pass +dnl configuration checks. +dnl "" : this option was not specified on the command line; try to +dnl build all components that are not --with'd, but don't +dnl error out if any component does not pass configuration checks. +dnl +dnl For each --enable-foo component, if that flag is not specified on +dnl the command line, the related variable $enable_foo will be set to +dnl $enable_all_components . + +dnl Create --with-foo argument for named compoment, create variables as needed +dnl $1 is component name +dnl $2 is what to do on success +dnl $3 is the PKG_CONFIG name; if not given, then $1 +AC_DEFUN([GRC_WITH], [ + if test [x]$3 = x; then + pc_comp_name="$1" + else + pc_comp_name="$3" + fi + _GRC_WITH($1,[$2],${pc_comp_name},m4_bpatsubst($1,-,_)) +]) +dnl $3 is the pkg-config component name +dnl $4 is the '_'d component name +dnl on exit variable passed will be [yes|no|with]: +dnl yes: if --enable-$1 and/or --enable-all-components was specified, +dnl but --with was not; +dnl with: if --with-$1 was specified, and passed checks; +dnl no: all other conditions +AC_DEFUN([_GRC_WITH],[ + AC_ARG_WITH([$1], + AC_HELP_STRING([--with-$1@<:@=PATH@:>@], + [Use package $1 if installed in PATH (if specified) or PKG_CONFIG_PATH (if PATH not specified); stop if $1 not found]), + [if test "x$withval" != "xyes"; then + [with_]$4[_val]=$withval + [with_]$4=yes + fi], + []) + if test x$[with_]$4 = xyes; then + if test x$[enable_]$4 = xyes; then + AC_MSG_ERROR([Component $1: Cannot use both --enable and --with]) + else + _GRC_WITH_PKG_CONFIG_CHECK($1,$3,$4) + ifelse([$2], , :, [$2]) + fi + fi +]) + +dnl Use 'pkgconfig' to check for a package +dnl $1 is the --with component name +dnl $2 is the pkg-config component name, if provided; otherwise use $1 for this +dnl on success, resulting INCLUDES, INCLUDEDIR, LA, and LIBDIRPATH variables +dnl will be set; on failure, will exit with an error. +AC_DEFUN([GRC_WITH_PKG_CONFIG_CHECK], [ + if test [x]$2 = x; then + pc_comp_name="$1" + else + pc_comp_name="$2" + fi + _GRC_WITH_PKG_CONFIG_CHECK($1,${pc_comp_name},m4_bpatsubst($1,-,_)) +]) +dnl $2 is the pkg-config component name +dnl $3 is the '_'d component name +AC_DEFUN([_GRC_WITH_PKG_CONFIG_CHECK],[ + dnl save PKG_CONFIG_PATH, restore at the end + s_PKG_CONFIG_PATH=$PKG_CONFIG_PATH + + dnl create the PKG_CONFIG_PATH, via this component arg, if provided; + dnl else use the environment PKG_CONFIG_PATH + l_PKG_CONFIG_PATH=$[with_]$3[_val] + if test "x$l_PKG_CONFIG_PATH" != "x"; then + export PKG_CONFIG_PATH=$l_PKG_CONFIG_PATH + + dnl verify that the file exists; if not, no point in continuing + if ! test -r ${l_PKG_CONFIG_PATH}/$2[.pc]; then + AC_MSG_ERROR([Component $1: PKGCONFIG cannot find info for $2, with provided PKG_CONFIG_PATH = @<:@ $l_PKG_CONFIG_PATH @:>@ .]) + fi + fi + + dnl do the check; error out if not found + PKG_CHECK_EXISTS($2, [passed=with; check1=yes], [ + check1=no + dnl pkg-config returned an error; this might be that the .pc + dnl file was not valid, or the Requires: were not met. + dnl If the arg was provided and the input PKG_CONFIG_PATH , then try + dnl again appending the whole PKG_CONFIG_PATH. + if test "x$l_PKG_CONFIG_PATH" != "x"; then + if test "x$s_PKG_CONFIG_PATH" != "x"; then + export PKG_CONFIG_PATH=${PKG_CONFIG_PATH}:${s_PKG_CONFIG_PATH} + PKG_CHECK_EXISTS($2, passed=with, passed=no) + fi + fi + if test $passed != with; then + AC_MSG_ERROR([Component $1: PKGCONFIG cannot find info for $2, with PKG_CONFIG_PATH = @<:@ $PKG_CONFIG_PATH @:>@ .]) + fi + dnl pkg-config Requires are now met; save the new PKG_CONFIG_PATH + s_PKG_CONFIG_PATH=$PKG_CONFIG_PATH + ]) + + dnl if PKG_CHECK_EXISTS returned, then this component's .pc file was + dnl found in the provided 'arg' PKG_CONFIG_PATH; + dnl retrieve various parameters + $3[_INCLUDES]=`$PKG_CONFIG --cflags-only-I $2` + $3[_LA]=`$PKG_CONFIG --libs $2` + $3[_INCLUDEDIR]=`$PKG_CONFIG --variable=includedir $2` + + if test x$check1 = xyes; then + dnl prepend the args PKG_CONFIG_PATH to the saved one, if the + dnl saved version was not empty + if test "x$s_PKG_CONFIG_PATH" != "x"; then + export PKG_CONFIG_PATH=${PKG_CONFIG_PATH}:${s_PKG_CONFIG_PATH} + fi + fi +]) + +dnl Check the $prefix versus the --with libdirpath for this component +dnl $1 is the prefix +dnl $2 is the --with component name +dnl $3 is the --with component library path +AC_DEFUN([GRC_PREFIX_LDFLAGS],[ + $2[_LIBDIRPATH]=$3 + dnl create LDFLAGS for this --with, if different from the provided $prefix + if test [x]$1[/lib] != [x]$3; then + $2[_LDFLAG]=[-L]$3 + else + $2[_LDFLAG]= + fi +]) + +dnl Check to make sure this dependency is fulfilled for this component +dnl $1 is the component's name +dnl $2 is the component dependency name +dnl On input and exit, $passed will be: +dnl with : if --with passed muster +dnl yes : if --enable passed muster +dnl no : otherwise +dnl If trying --with, will error-out if any dependency was not --with'd +AC_DEFUN([GRC_CHECK_DEPENDENCY],[ +dnl f0=[enable_]m4_bpatsubst($1,-,_) +dnl f1=[$enable_]m4_bpatsubst($1,-,_) +dnl echo +dnl echo "$1 : Checking Dependency $2" +dnl echo "$1 : enable_all_components is '$enable_all_components'" +dnl echo "$1 : $f0 is '$f1'" +dnl echo "$1 : passed is '$passed'" +dnl echo + if test $passed != no; then + if test $passed = yes; then + dnl make sure this dependency was not skipped + if test [x$]m4_bpatsubst($2,-,_)[_skipped] = xyes; then + AC_MSG_RESULT([Component $1 requires $2, which is not being built or specified via pre-installed files.]) + passed=no + fi + else + dnl make sure this dependency was --with'd only; not --enable'd + if test [x$]m4_bpatsubst($2,-,_)[_with] = xno; then + AC_MSG_ERROR([Component $1 requires $2 to be included as --with-$2@<:@=arg@:>@]) + fi + fi + fi +]) + +dnl Check to make sure GUILE is available +dnl $1 is the component name +AC_DEFUN([GRC_CHECK_GUILE],[ + if test x"$GUILE" = x; then + AC_MSG_RESULT([Component $1 requires guile, which was not found.]) + passed=no + fi +]) + +dnl Add the specified "with" list; clear the provided variable +dnl $1 is the component name +dnl $2 is the path list name suffix +dnl $3 is the separator (for paths, ":"; for includes " ") +AC_DEFUN([GRC_ADD_TO_LIST],[ + if test "x${$1[_]$2}" != "x"; then + if test "x$[with_]$2" = "x"; then + [with_]$2="${$1[_]$2}" + else + [with_]$2="${$1[_]$2}"$3"$[with_]$2" + fi + $1[_]$2= + fi +]) + +dnl Conditionally build named component. +dnl $1 is component name +dnl $2 is executed if configuration passes and build is desired +AC_DEFUN([GRC_BUILD_CONDITIONAL],[ + _GRC_BUILD_CONDITIONAL($1, $2, m4_bpatsubst($1,-,_)) +]) +dnl $3=m4_bpatsubst($1,-,_) +dnl Use $passed=no to indicate configuration failure; +dnl Use $passed=with to indicate the use of pre-installed libraries and headers; +dnl Any other value of $passed, including blank, assumes success; +dnl Defines $3_with=[yes|no] depending on if $passed=with or not (respectively) +dnl Defines $3_skipped=[yes|no] depending on if $passed=no or not (respectively) +AC_DEFUN([_GRC_BUILD_CONDITIONAL],[ + $3[_with]=no + if test $passed = no; then + if test x$[enable_]$3 = xyes; then + AC_MSG_ERROR([Component $1 has errors; stopping.]) + else + AC_MSG_RESULT([Not building component $1.]) + fi + else + if test $passed = with; then + with_dirs="$with_dirs $1" + GRC_ADD_TO_LIST($3, INCLUDES, " ") + GRC_ADD_TO_LIST($3, SWIG_INCLUDES, " ") + GRC_ADD_TO_LIST($3, PYDIRPATH, ":") + GRC_ADD_TO_LIST($3, SWIGDIRPATH, ":") + GRC_ADD_TO_LIST($3, LIBDIRPATH, ":") + AC_MSG_RESULT([Component $1 will be included from a pre-installed library and includes.]) + $3[_with]=yes + else + $3[_LDFLAG]= + if test x$[enable_]$3 != xno; then + ifelse([$2], , :, [$2]) + build_dirs="$build_dirs $1" + AC_MSG_RESULT([Component $1 passed configuration checks; building.]) + else + passed=no + AC_MSG_RESULT([Component $1 passed configuration checks; but not building.]) + fi + fi + fi + if test $passed = no; then + skipped_dirs="$skipped_dirs $1" + $3[_skipped]=yes + else + $3[_skipped]=no + fi + AC_SUBST($3[_INCLUDES]) + AC_SUBST($3[_LA]) + AC_SUBST($3[_INCLUDEDIR]) + AC_SUBST($3[_LIBDIRPATH]) + AC_SUBST($3[_LDFLAG]) +]) |