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4dce5725b3
While the use of toml allows the flags to be separated, the split is done via some shell shenanigans anyways, and servo's build.rs can handle the same just fine. Differential Revision: https://phabricator.services.mozilla.com/D121042
155 lines
5.0 KiB
Plaintext
155 lines
5.0 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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(''' $1 ''', unique_list(split(r''' [$]$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 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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(''' $1 ''', list(split(r''' [$]$1 ''')))
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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($1))dnl
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])
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dnl Replace AC_OUTPUT to create and call a python config.status
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define([MOZ_CREATE_CONFIG_STATUS],
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[dnl Used in all Makefile.in files
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top_srcdir=$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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trap 'rm -f $CONFIG_STATUS conftest*; exit 1' 1 2 15
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: ${CONFIG_STATUS=./config.data}
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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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cat > $CONFIG_STATUS <<EOF
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dnl All defines and substs are stored with an additional space at the beginning
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dnl and at the end of the string, to avoid any problem with values starting or
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dnl ending with quotes.
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defines = [
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EOF
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dnl confdefs.pytmp contains AC_DEFINEs, in the expected format, but
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dnl lacks the final comma (see above).
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sed 's/$/,/' confdefs.pytmp >> $CONFIG_STATUS
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rm confdefs.pytmp confdefs.h
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cat >> $CONFIG_STATUS <<\EOF
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]
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substs = [
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EOF
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dnl The MOZ_DIVERSION_SUBST output diversion contains AC_SUBSTs, in the
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dnl expected format, but lacks the final comma (see above).
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sed 's/$/,/' >> $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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flags = [
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undivert(MOZ_DIVERSION_ARGS)dnl
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]
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EOF
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changequote([, ])
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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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