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bd4d9c734d
The order in which backends appear is important, and dealing with deduplication in configure.in is not really nice, so for all simplification purposes, this relies on using AC_SUBST_SET, which does the deduplication and keeps the original order in which items appear (despite its name).
244 lines
7.3 KiB
Plaintext
244 lines
7.3 KiB
Plaintext
dnl This Source Code Form is subject to the terms of the Mozilla Public
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dnl License, v. 2.0. If a copy of the MPL was not distributed with this
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dnl file, You can obtain one at http://mozilla.org/MPL/2.0/.
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dnl For use in AC_SUBST replacement
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define([MOZ_DIVERSION_SUBST], 11)
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dnl Replace AC_SUBST to store values in a format suitable for python.
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dnl The necessary comma after the tuple can't be put here because it
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dnl can mess around with things like:
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dnl AC_SOMETHING(foo,AC_SUBST(),bar)
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define([AC_SUBST],
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[ifdef([AC_SUBST_SET_$1], [m4_fatal([Cannot use AC_SUBST and AC_SUBST_SET on the same variable ($1)])],
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[ifdef([AC_SUBST_LIST_$1], [m4_fatal([Cannot use AC_SUBST and AC_SUBST_LIST on the same variable ($1)])],
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[ifdef([AC_SUBST_$1], ,
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[define([AC_SUBST_$1], )dnl
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AC_DIVERT_PUSH(MOZ_DIVERSION_SUBST)dnl
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(''' $1 ''', r''' [$]$1 ''')
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AC_DIVERT_POP()dnl
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])])])])
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dnl Like AC_SUBST, but makes the value available as a set in python,
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dnl with values got from the value of the environment variable, split on
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dnl whitespaces.
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define([AC_SUBST_SET],
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[ifdef([AC_SUBST_$1], [m4_fatal([Cannot use AC_SUBST and AC_SUBST_SET on the same variable ($1)])],
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[ifdef([AC_SUBST_LIST$1], [m4_fatal([Cannot use AC_SUBST_LIST and AC_SUBST_SET on the same variable ($1)])],
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[ifdef([AC_SUBST_SET_$1], ,
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[define([AC_SUBST_SET_$1], )dnl
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AC_DIVERT_PUSH(MOZ_DIVERSION_SUBST)dnl
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(''' $1 ''', unique_list(r''' [$]$1 '''.split()))
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AC_DIVERT_POP()dnl
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])])])])
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dnl Like AC_SUBST, but makes the value available as a list in python,
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dnl with values got from the value of the environment variable, split on
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dnl whitespaces.
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define([AC_SUBST_LIST],
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[ifdef([AC_SUBST_$1], [m4_fatal([Cannot use AC_SUBST and AC_SUBST_LIST on the same variable ($1)])],
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[ifdef([AC_SUBST_SET_$1], [m4_fatal([Cannot use AC_SUBST_SET and AC_SUBST_LIST on the same variable ($1)])],
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[ifdef([AC_SUBST_LIST_$1], ,
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[define([AC_SUBST_LIST_$1], )dnl
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AC_DIVERT_PUSH(MOZ_DIVERSION_SUBST)dnl
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(''' $1 ''', list(r''' [$]$1 '''.split()))
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AC_DIVERT_POP()dnl
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])])])])
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dnl Ignore AC_SUBSTs for variables we don't have use for but that autoconf
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dnl itself exports.
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define([AC_SUBST_CFLAGS], )
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define([AC_SUBST_CPPFLAGS], )
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define([AC_SUBST_CXXFLAGS], )
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define([AC_SUBST_FFLAGS], )
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define([AC_SUBST_DEFS], )
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define([AC_SUBST_LDFLAGS], )
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define([AC_SUBST_LIBS], )
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dnl Wrap AC_DEFINE to store values in a format suitable for python.
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dnl autoconf's AC_DEFINE still needs to be used to fill confdefs.h,
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dnl which is #included during some compile checks.
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dnl The necessary comma after the tuple can't be put here because it
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dnl can mess around with things like:
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dnl AC_SOMETHING(foo,AC_DEFINE(),bar)
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define([_MOZ_AC_DEFINE], defn([AC_DEFINE]))
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define([AC_DEFINE],
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[cat >> confdefs.pytmp <<\EOF
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(''' $1 ''', ifelse($#, 2, [r''' $2 '''], $#, 3, [r''' $2 '''], ' 1 '))
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EOF
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ifelse($#, 2, _MOZ_AC_DEFINE([$1], [$2]), $#, 3, _MOZ_AC_DEFINE([$1], [$2], [$3]),_MOZ_AC_DEFINE([$1]))dnl
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])
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dnl Wrap AC_DEFINE_UNQUOTED to store values in a format suitable for
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dnl python.
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define([_MOZ_AC_DEFINE_UNQUOTED], defn([AC_DEFINE_UNQUOTED]))
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define([AC_DEFINE_UNQUOTED],
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[cat >> confdefs.pytmp <<EOF
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(''' $1 ''', ifelse($#, 2, [r''' $2 '''], $#, 3, [r''' $2 '''], ' 1 '))
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EOF
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ifelse($#, 2, _MOZ_AC_DEFINE_UNQUOTED($1, $2), $#, 3, _MOZ_AC_DEFINE_UNQUOTED($1, $2, $3),_MOZ_AC_DEFINE_UNQUOTED($1))dnl
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])
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dnl Replace AC_OUTPUT to create and call a python config.status
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define([MOZ_CREATE_CONFIG_STATUS],
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[dnl Top source directory in Windows format (as opposed to msys format).
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WIN_TOP_SRC=
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encoding=utf-8
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case "$host_os" in
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mingw*)
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WIN_TOP_SRC=`cd $srcdir; pwd -W`
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encoding=mbcs
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;;
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esac
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AC_SUBST(WIN_TOP_SRC)
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dnl Used in all Makefile.in files
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top_srcdir=$srcdir
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AC_SUBST(top_srcdir)
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dnl Picked from autoconf 2.13
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trap '' 1 2 15
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AC_CACHE_SAVE
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test "x$prefix" = xNONE && prefix=$ac_default_prefix
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# Let make expand exec_prefix.
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test "x$exec_prefix" = xNONE && exec_prefix='${prefix}'
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trap 'rm -f $CONFIG_STATUS conftest*; exit 1' 1 2 15
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: ${CONFIG_STATUS=./config.status}
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dnl We're going to need [ ] for python syntax.
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changequote(<<<, >>>)dnl
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echo creating $CONFIG_STATUS
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extra_python_path=${COMM_BUILD:+"'mozilla', "}
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cat > $CONFIG_STATUS <<EOF
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#!${PYTHON}
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# coding=$encoding
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import os
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import types
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dnl topsrcdir is the top source directory in native form, as opposed to a
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dnl form suitable for make.
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topsrcdir = '''${WIN_TOP_SRC:-$srcdir}'''
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if not os.path.isabs(topsrcdir):
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rel = os.path.join(os.path.dirname(<<<__file__>>>), topsrcdir)
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topsrcdir = os.path.abspath(rel)
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topsrcdir = os.path.normpath(topsrcdir)
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topobjdir = os.path.abspath(os.path.dirname(<<<__file__>>>))
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def unique_list(l):
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result = []
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for i in l:
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if l not in result:
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result.append(i)
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return result
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dnl All defines and substs are stored with an additional space at the beginning
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dnl and at the end of the string, to avoid any problem with values starting or
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dnl ending with quotes.
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defines = [(name[1:-1], value[1:-1]) for name, value in [
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EOF
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dnl confdefs.pytmp contains AC_DEFINEs, in the expected format, but
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dnl lacks the final comma (see above).
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sed 's/$/,/' confdefs.pytmp >> $CONFIG_STATUS
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rm confdefs.pytmp confdefs.h
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cat >> $CONFIG_STATUS <<\EOF
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] ]
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substs = [(name[1:-1], value[1:-1] if isinstance(value, types.StringTypes) else value) for name, value in [
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EOF
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dnl The MOZ_DIVERSION_SUBST output diversion contains AC_SUBSTs, in the
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dnl expected format, but lacks the final comma (see above).
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sed 's/$/,/' >> $CONFIG_STATUS <<EOF
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undivert(MOZ_DIVERSION_SUBST)dnl
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EOF
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dnl Add in the output from the subconfigure script
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for ac_subst_arg in $_subconfigure_ac_subst_args; do
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variable='$'$ac_subst_arg
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echo " (''' $ac_subst_arg ''', r''' `eval echo $variable` ''')," >> $CONFIG_STATUS
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done
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cat >> $CONFIG_STATUS <<\EOF
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] ]
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dnl List of AC_DEFINEs that aren't to be exposed in ALLDEFINES
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non_global_defines = [
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EOF
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if test -n "$_NON_GLOBAL_ACDEFINES"; then
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for var in $_NON_GLOBAL_ACDEFINES; do
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echo " '$var'," >> $CONFIG_STATUS
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done
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fi
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cat >> $CONFIG_STATUS <<EOF
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]
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__all__ = ['topobjdir', 'topsrcdir', 'defines', 'non_global_defines', 'substs']
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EOF
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# We don't want js/src/config.status to do anything in gecko builds.
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if test -z "$BUILDING_JS" -o -n "$JS_STANDALONE"; then
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cat >> $CONFIG_STATUS <<EOF
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dnl Do the actual work
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if __name__ == '__main__':
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args = dict([(name, globals()[name]) for name in __all__])
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from mozbuild.config_status import config_status
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config_status(**args)
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EOF
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fi
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changequote([, ])
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chmod +x $CONFIG_STATUS
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])
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define([MOZ_RUN_CONFIG_STATUS],
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[
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MOZ_RUN_ALL_SUBCONFIGURES()
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rm -fr confdefs* $ac_clean_files
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dnl Execute config.status, unless --no-create was passed to configure.
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if test "$no_create" != yes && ! ${PYTHON} $CONFIG_STATUS; then
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trap '' EXIT
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exit 1
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fi
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])
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define([m4_fatal],[
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errprint([$1
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])
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m4exit(1)
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])
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define([AC_OUTPUT], [ifelse($#_$1, 1_, [MOZ_CREATE_CONFIG_STATUS()
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MOZ_RUN_CONFIG_STATUS()],
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[m4_fatal([Use CONFIGURE_SUBST_FILES in moz.build files to create substituted files.])]
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)])
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define([AC_CONFIG_HEADER],
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[m4_fatal([Use CONFIGURE_DEFINE_FILES in moz.build files to produce header files.])
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])
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define([MOZ_BUILD_BACKEND],
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[
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BUILD_BACKENDS="RecursiveMake"
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MOZ_ARG_ENABLE_STRING(build-backend,
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[ --enable-build-backend={AndroidEclipse,CppEclipse,VisualStudio,FasterMake,CompileDB}
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Enable additional build backends],
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[ BUILD_BACKENDS="RecursiveMake `echo $enableval | sed 's/,/ /g'`"])
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AC_SUBST_SET([BUILD_BACKENDS])
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])
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