16bea0e4fSmrg# ltsugar.m4 -- libtool m4 base layer. -*-Autoconf-*- 26bea0e4fSmrg# 36bea0e4fSmrg# Copyright (C) 2004-2005, 2007-2008, 2011-2019, 2021-2024 Free Software 46bea0e4fSmrg# Foundation, Inc. 56bea0e4fSmrg# Written by Gary V. Vaughan, 2004 66bea0e4fSmrg# 76bea0e4fSmrg# This file is free software; the Free Software Foundation gives 86bea0e4fSmrg# unlimited permission to copy and/or distribute it, with or without 96bea0e4fSmrg# modifications, as long as this notice is preserved. 106bea0e4fSmrg 116bea0e4fSmrg# serial 6 ltsugar.m4 126bea0e4fSmrg 136bea0e4fSmrg# This is to help aclocal find these macros, as it can't see m4_define. 146bea0e4fSmrgAC_DEFUN([LTSUGAR_VERSION], [m4_if([0.1])]) 156bea0e4fSmrg 166bea0e4fSmrg 176bea0e4fSmrg# lt_join(SEP, ARG1, [ARG2...]) 186bea0e4fSmrg# ----------------------------- 196bea0e4fSmrg# Produce ARG1SEPARG2...SEPARGn, omitting [] arguments and their 206bea0e4fSmrg# associated separator. 216bea0e4fSmrg# Needed until we can rely on m4_join from Autoconf 2.62, since all earlier 226bea0e4fSmrg# versions in m4sugar had bugs. 236bea0e4fSmrgm4_define([lt_join], 246bea0e4fSmrg[m4_if([$#], [1], [], 256bea0e4fSmrg [$#], [2], [[$2]], 266bea0e4fSmrg [m4_if([$2], [], [], [[$2]_])$0([$1], m4_shift(m4_shift($@)))])]) 276bea0e4fSmrgm4_define([_lt_join], 286bea0e4fSmrg[m4_if([$#$2], [2], [], 296bea0e4fSmrg [m4_if([$2], [], [], [[$1$2]])$0([$1], m4_shift(m4_shift($@)))])]) 306bea0e4fSmrg 316bea0e4fSmrg 326bea0e4fSmrg# lt_car(LIST) 336bea0e4fSmrg# lt_cdr(LIST) 346bea0e4fSmrg# ------------ 356bea0e4fSmrg# Manipulate m4 lists. 366bea0e4fSmrg# These macros are necessary as long as will still need to support 376bea0e4fSmrg# Autoconf-2.59, which quotes differently. 386bea0e4fSmrgm4_define([lt_car], [[$1]]) 396bea0e4fSmrgm4_define([lt_cdr], 406bea0e4fSmrg[m4_if([$#], 0, [m4_fatal([$0: cannot be called without arguments])], 416bea0e4fSmrg [$#], 1, [], 426bea0e4fSmrg [m4_dquote(m4_shift($@))])]) 436bea0e4fSmrgm4_define([lt_unquote], $1) 446bea0e4fSmrg 456bea0e4fSmrg 466bea0e4fSmrg# lt_append(MACRO-NAME, STRING, [SEPARATOR]) 476bea0e4fSmrg# ------------------------------------------ 486bea0e4fSmrg# Redefine MACRO-NAME to hold its former content plus 'SEPARATOR''STRING'. 496bea0e4fSmrg# Note that neither SEPARATOR nor STRING are expanded; they are appended 506bea0e4fSmrg# to MACRO-NAME as is (leaving the expansion for when MACRO-NAME is invoked). 516bea0e4fSmrg# No SEPARATOR is output if MACRO-NAME was previously undefined (different 526bea0e4fSmrg# than defined and empty). 536bea0e4fSmrg# 546bea0e4fSmrg# This macro is needed until we can rely on Autoconf 2.62, since earlier 556bea0e4fSmrg# versions of m4sugar mistakenly expanded SEPARATOR but not STRING. 566bea0e4fSmrgm4_define([lt_append], 576bea0e4fSmrg[m4_define([$1], 586bea0e4fSmrg m4_ifdef([$1], [m4_defn([$1])[$3]])[$2])]) 596bea0e4fSmrg 606bea0e4fSmrg 616bea0e4fSmrg 626bea0e4fSmrg# lt_combine(SEP, PREFIX-LIST, INFIX, SUFFIX1, [SUFFIX2...]) 636bea0e4fSmrg# ---------------------------------------------------------- 646bea0e4fSmrg# Produce a SEP delimited list of all paired combinations of elements of 656bea0e4fSmrg# PREFIX-LIST with SUFFIX1 through SUFFIXn. Each element of the list 666bea0e4fSmrg# has the form PREFIXmINFIXSUFFIXn. 676bea0e4fSmrg# Needed until we can rely on m4_combine added in Autoconf 2.62. 686bea0e4fSmrgm4_define([lt_combine], 696bea0e4fSmrg[m4_if(m4_eval([$# > 3]), [1], 706bea0e4fSmrg [m4_pushdef([_Lt_sep], [m4_define([_Lt_sep], m4_defn([lt_car]))])]]dnl 716bea0e4fSmrg[[m4_foreach([_Lt_prefix], [$2], 726bea0e4fSmrg [m4_foreach([_Lt_suffix], 736bea0e4fSmrg ]m4_dquote(m4_dquote(m4_shift(m4_shift(m4_shift($@)))))[, 746bea0e4fSmrg [_Lt_sep([$1])[]m4_defn([_Lt_prefix])[$3]m4_defn([_Lt_suffix])])])])]) 756bea0e4fSmrg 766bea0e4fSmrg 776bea0e4fSmrg# lt_if_append_uniq(MACRO-NAME, VARNAME, [SEPARATOR], [UNIQ], [NOT-UNIQ]) 786bea0e4fSmrg# ----------------------------------------------------------------------- 796bea0e4fSmrg# Iff MACRO-NAME does not yet contain VARNAME, then append it (delimited 806bea0e4fSmrg# by SEPARATOR if supplied) and expand UNIQ, else NOT-UNIQ. 816bea0e4fSmrgm4_define([lt_if_append_uniq], 826bea0e4fSmrg[m4_ifdef([$1], 836bea0e4fSmrg [m4_if(m4_index([$3]m4_defn([$1])[$3], [$3$2$3]), [-1], 846bea0e4fSmrg [lt_append([$1], [$2], [$3])$4], 856bea0e4fSmrg [$5])], 866bea0e4fSmrg [lt_append([$1], [$2], [$3])$4])]) 876bea0e4fSmrg 886bea0e4fSmrg 896bea0e4fSmrg# lt_dict_add(DICT, KEY, VALUE) 906bea0e4fSmrg# ----------------------------- 916bea0e4fSmrgm4_define([lt_dict_add], 926bea0e4fSmrg[m4_define([$1($2)], [$3])]) 936bea0e4fSmrg 946bea0e4fSmrg 956bea0e4fSmrg# lt_dict_add_subkey(DICT, KEY, SUBKEY, VALUE) 966bea0e4fSmrg# -------------------------------------------- 976bea0e4fSmrgm4_define([lt_dict_add_subkey], 986bea0e4fSmrg[m4_define([$1($2:$3)], [$4])]) 996bea0e4fSmrg 1006bea0e4fSmrg 1016bea0e4fSmrg# lt_dict_fetch(DICT, KEY, [SUBKEY]) 1026bea0e4fSmrg# ---------------------------------- 1036bea0e4fSmrgm4_define([lt_dict_fetch], 1046bea0e4fSmrg[m4_ifval([$3], 1056bea0e4fSmrg m4_ifdef([$1($2:$3)], [m4_defn([$1($2:$3)])]), 1066bea0e4fSmrg m4_ifdef([$1($2)], [m4_defn([$1($2)])]))]) 1076bea0e4fSmrg 1086bea0e4fSmrg 1096bea0e4fSmrg# lt_if_dict_fetch(DICT, KEY, [SUBKEY], VALUE, IF-TRUE, [IF-FALSE]) 1106bea0e4fSmrg# ----------------------------------------------------------------- 1116bea0e4fSmrgm4_define([lt_if_dict_fetch], 1126bea0e4fSmrg[m4_if(lt_dict_fetch([$1], [$2], [$3]), [$4], 1136bea0e4fSmrg [$5], 1146bea0e4fSmrg [$6])]) 1156bea0e4fSmrg 1166bea0e4fSmrg 1176bea0e4fSmrg# lt_dict_filter(DICT, [SUBKEY], VALUE, [SEPARATOR], KEY, [...]) 1186bea0e4fSmrg# -------------------------------------------------------------- 1196bea0e4fSmrgm4_define([lt_dict_filter], 1206bea0e4fSmrg[m4_if([$5], [], [], 1216bea0e4fSmrg [lt_join(m4_quote(m4_default([$4], [[, ]])), 1226bea0e4fSmrg lt_unquote(m4_split(m4_normalize(m4_foreach(_Lt_key, lt_car([m4_shiftn(4, $@)]), 1236bea0e4fSmrg [lt_if_dict_fetch([$1], _Lt_key, [$2], [$3], [_Lt_key ])])))))])[]dnl 1246bea0e4fSmrg]) 125