110f94802Smrg# ltsugar.m4 -- libtool m4 base layer. -*-Autoconf-*- 210f94802Smrg# 310f94802Smrg# Copyright (C) 2004-2005, 2007-2008, 2011-2019, 2021-2022 Free Software 410f94802Smrg# Foundation, Inc. 510f94802Smrg# Written by Gary V. Vaughan, 2004 610f94802Smrg# 710f94802Smrg# This file is free software; the Free Software Foundation gives 810f94802Smrg# unlimited permission to copy and/or distribute it, with or without 910f94802Smrg# modifications, as long as this notice is preserved. 1010f94802Smrg 1110f94802Smrg# serial 6 ltsugar.m4 1210f94802Smrg 1310f94802Smrg# This is to help aclocal find these macros, as it can't see m4_define. 1410f94802SmrgAC_DEFUN([LTSUGAR_VERSION], [m4_if([0.1])]) 1510f94802Smrg 1610f94802Smrg 1710f94802Smrg# lt_join(SEP, ARG1, [ARG2...]) 1810f94802Smrg# ----------------------------- 1910f94802Smrg# Produce ARG1SEPARG2...SEPARGn, omitting [] arguments and their 2010f94802Smrg# associated separator. 2110f94802Smrg# Needed until we can rely on m4_join from Autoconf 2.62, since all earlier 2210f94802Smrg# versions in m4sugar had bugs. 2310f94802Smrgm4_define([lt_join], 2410f94802Smrg[m4_if([$#], [1], [], 2510f94802Smrg [$#], [2], [[$2]], 2610f94802Smrg [m4_if([$2], [], [], [[$2]_])$0([$1], m4_shift(m4_shift($@)))])]) 2710f94802Smrgm4_define([_lt_join], 2810f94802Smrg[m4_if([$#$2], [2], [], 2910f94802Smrg [m4_if([$2], [], [], [[$1$2]])$0([$1], m4_shift(m4_shift($@)))])]) 3010f94802Smrg 3110f94802Smrg 3210f94802Smrg# lt_car(LIST) 3310f94802Smrg# lt_cdr(LIST) 3410f94802Smrg# ------------ 3510f94802Smrg# Manipulate m4 lists. 3610f94802Smrg# These macros are necessary as long as will still need to support 3710f94802Smrg# Autoconf-2.59, which quotes differently. 3810f94802Smrgm4_define([lt_car], [[$1]]) 3910f94802Smrgm4_define([lt_cdr], 4010f94802Smrg[m4_if([$#], 0, [m4_fatal([$0: cannot be called without arguments])], 4110f94802Smrg [$#], 1, [], 4210f94802Smrg [m4_dquote(m4_shift($@))])]) 4310f94802Smrgm4_define([lt_unquote], $1) 4410f94802Smrg 4510f94802Smrg 4610f94802Smrg# lt_append(MACRO-NAME, STRING, [SEPARATOR]) 4710f94802Smrg# ------------------------------------------ 4810f94802Smrg# Redefine MACRO-NAME to hold its former content plus 'SEPARATOR''STRING'. 4910f94802Smrg# Note that neither SEPARATOR nor STRING are expanded; they are appended 5010f94802Smrg# to MACRO-NAME as is (leaving the expansion for when MACRO-NAME is invoked). 5110f94802Smrg# No SEPARATOR is output if MACRO-NAME was previously undefined (different 5210f94802Smrg# than defined and empty). 5310f94802Smrg# 5410f94802Smrg# This macro is needed until we can rely on Autoconf 2.62, since earlier 5510f94802Smrg# versions of m4sugar mistakenly expanded SEPARATOR but not STRING. 5610f94802Smrgm4_define([lt_append], 5710f94802Smrg[m4_define([$1], 5810f94802Smrg m4_ifdef([$1], [m4_defn([$1])[$3]])[$2])]) 5910f94802Smrg 6010f94802Smrg 6110f94802Smrg 6210f94802Smrg# lt_combine(SEP, PREFIX-LIST, INFIX, SUFFIX1, [SUFFIX2...]) 6310f94802Smrg# ---------------------------------------------------------- 6410f94802Smrg# Produce a SEP delimited list of all paired combinations of elements of 6510f94802Smrg# PREFIX-LIST with SUFFIX1 through SUFFIXn. Each element of the list 6610f94802Smrg# has the form PREFIXmINFIXSUFFIXn. 6710f94802Smrg# Needed until we can rely on m4_combine added in Autoconf 2.62. 6810f94802Smrgm4_define([lt_combine], 6910f94802Smrg[m4_if(m4_eval([$# > 3]), [1], 7010f94802Smrg [m4_pushdef([_Lt_sep], [m4_define([_Lt_sep], m4_defn([lt_car]))])]]dnl 7110f94802Smrg[[m4_foreach([_Lt_prefix], [$2], 7210f94802Smrg [m4_foreach([_Lt_suffix], 7310f94802Smrg ]m4_dquote(m4_dquote(m4_shift(m4_shift(m4_shift($@)))))[, 7410f94802Smrg [_Lt_sep([$1])[]m4_defn([_Lt_prefix])[$3]m4_defn([_Lt_suffix])])])])]) 7510f94802Smrg 7610f94802Smrg 7710f94802Smrg# lt_if_append_uniq(MACRO-NAME, VARNAME, [SEPARATOR], [UNIQ], [NOT-UNIQ]) 7810f94802Smrg# ----------------------------------------------------------------------- 7910f94802Smrg# Iff MACRO-NAME does not yet contain VARNAME, then append it (delimited 8010f94802Smrg# by SEPARATOR if supplied) and expand UNIQ, else NOT-UNIQ. 8110f94802Smrgm4_define([lt_if_append_uniq], 8210f94802Smrg[m4_ifdef([$1], 8310f94802Smrg [m4_if(m4_index([$3]m4_defn([$1])[$3], [$3$2$3]), [-1], 8410f94802Smrg [lt_append([$1], [$2], [$3])$4], 8510f94802Smrg [$5])], 8610f94802Smrg [lt_append([$1], [$2], [$3])$4])]) 8710f94802Smrg 8810f94802Smrg 8910f94802Smrg# lt_dict_add(DICT, KEY, VALUE) 9010f94802Smrg# ----------------------------- 9110f94802Smrgm4_define([lt_dict_add], 9210f94802Smrg[m4_define([$1($2)], [$3])]) 9310f94802Smrg 9410f94802Smrg 9510f94802Smrg# lt_dict_add_subkey(DICT, KEY, SUBKEY, VALUE) 9610f94802Smrg# -------------------------------------------- 9710f94802Smrgm4_define([lt_dict_add_subkey], 9810f94802Smrg[m4_define([$1($2:$3)], [$4])]) 9910f94802Smrg 10010f94802Smrg 10110f94802Smrg# lt_dict_fetch(DICT, KEY, [SUBKEY]) 10210f94802Smrg# ---------------------------------- 10310f94802Smrgm4_define([lt_dict_fetch], 10410f94802Smrg[m4_ifval([$3], 10510f94802Smrg m4_ifdef([$1($2:$3)], [m4_defn([$1($2:$3)])]), 10610f94802Smrg m4_ifdef([$1($2)], [m4_defn([$1($2)])]))]) 10710f94802Smrg 10810f94802Smrg 10910f94802Smrg# lt_if_dict_fetch(DICT, KEY, [SUBKEY], VALUE, IF-TRUE, [IF-FALSE]) 11010f94802Smrg# ----------------------------------------------------------------- 11110f94802Smrgm4_define([lt_if_dict_fetch], 11210f94802Smrg[m4_if(lt_dict_fetch([$1], [$2], [$3]), [$4], 11310f94802Smrg [$5], 11410f94802Smrg [$6])]) 11510f94802Smrg 11610f94802Smrg 11710f94802Smrg# lt_dict_filter(DICT, [SUBKEY], VALUE, [SEPARATOR], KEY, [...]) 11810f94802Smrg# -------------------------------------------------------------- 11910f94802Smrgm4_define([lt_dict_filter], 12010f94802Smrg[m4_if([$5], [], [], 12110f94802Smrg [lt_join(m4_quote(m4_default([$4], [[, ]])), 12210f94802Smrg lt_unquote(m4_split(m4_normalize(m4_foreach(_Lt_key, lt_car([m4_shiftn(4, $@)]), 12310f94802Smrg [lt_if_dict_fetch([$1], _Lt_key, [$2], [$3], [_Lt_key ])])))))])[]dnl 12410f94802Smrg]) 125