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Member "gnuastro-0.8/bootstrapped/m4/ltsugar.m4" (28 Dec 2018, 4384 Bytes) of package /linux/privat/gnuastro-0.8.tar.lz:


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    1 # ltsugar.m4 -- libtool m4 base layer.                         -*-Autoconf-*-
    2 #
    3 # Copyright (C) 2004-2005, 2007-2008, 2011-2018 Free Software
    4 # Foundation, Inc.
    5 # Written by Gary V. Vaughan, 2004
    6 #
    7 # This file is free software; the Free Software Foundation gives
    8 # unlimited permission to copy and/or distribute it, with or without
    9 # modifications, as long as this notice is preserved.
   10 
   11 # serial 6 ltsugar.m4
   12 
   13 # This is to help aclocal find these macros, as it can't see m4_define.
   14 AC_DEFUN([LTSUGAR_VERSION], [m4_if([0.1])])
   15 
   16 
   17 # lt_join(SEP, ARG1, [ARG2...])
   18 # -----------------------------
   19 # Produce ARG1SEPARG2...SEPARGn, omitting [] arguments and their
   20 # associated separator.
   21 # Needed until we can rely on m4_join from Autoconf 2.62, since all earlier
   22 # versions in m4sugar had bugs.
   23 m4_define([lt_join],
   24 [m4_if([$#], [1], [],
   25        [$#], [2], [[$2]],
   26        [m4_if([$2], [], [], [[$2]_])$0([$1], m4_shift(m4_shift($@)))])])
   27 m4_define([_lt_join],
   28 [m4_if([$#$2], [2], [],
   29        [m4_if([$2], [], [], [[$1$2]])$0([$1], m4_shift(m4_shift($@)))])])
   30 
   31 
   32 # lt_car(LIST)
   33 # lt_cdr(LIST)
   34 # ------------
   35 # Manipulate m4 lists.
   36 # These macros are necessary as long as will still need to support
   37 # Autoconf-2.59, which quotes differently.
   38 m4_define([lt_car], [[$1]])
   39 m4_define([lt_cdr],
   40 [m4_if([$#], 0, [m4_fatal([$0: cannot be called without arguments])],
   41        [$#], 1, [],
   42        [m4_dquote(m4_shift($@))])])
   43 m4_define([lt_unquote], $1)
   44 
   45 
   46 # lt_append(MACRO-NAME, STRING, [SEPARATOR])
   47 # ------------------------------------------
   48 # Redefine MACRO-NAME to hold its former content plus 'SEPARATOR''STRING'.
   49 # Note that neither SEPARATOR nor STRING are expanded; they are appended
   50 # to MACRO-NAME as is (leaving the expansion for when MACRO-NAME is invoked).
   51 # No SEPARATOR is output if MACRO-NAME was previously undefined (different
   52 # than defined and empty).
   53 #
   54 # This macro is needed until we can rely on Autoconf 2.62, since earlier
   55 # versions of m4sugar mistakenly expanded SEPARATOR but not STRING.
   56 m4_define([lt_append],
   57 [m4_define([$1],
   58 	   m4_ifdef([$1], [m4_defn([$1])[$3]])[$2])])
   59 
   60 
   61 
   62 # lt_combine(SEP, PREFIX-LIST, INFIX, SUFFIX1, [SUFFIX2...])
   63 # ----------------------------------------------------------
   64 # Produce a SEP delimited list of all paired combinations of elements of
   65 # PREFIX-LIST with SUFFIX1 through SUFFIXn.  Each element of the list
   66 # has the form PREFIXmINFIXSUFFIXn.
   67 # Needed until we can rely on m4_combine added in Autoconf 2.62.
   68 m4_define([lt_combine],
   69 [m4_if(m4_eval([$# > 3]), [1],
   70        [m4_pushdef([_Lt_sep], [m4_define([_Lt_sep], m4_defn([lt_car]))])]]dnl
   71 [[m4_foreach([_Lt_prefix], [$2],
   72 	     [m4_foreach([_Lt_suffix],
   73 		]m4_dquote(m4_dquote(m4_shift(m4_shift(m4_shift($@)))))[,
   74 	[_Lt_sep([$1])[]m4_defn([_Lt_prefix])[$3]m4_defn([_Lt_suffix])])])])])
   75 
   76 
   77 # lt_if_append_uniq(MACRO-NAME, VARNAME, [SEPARATOR], [UNIQ], [NOT-UNIQ])
   78 # -----------------------------------------------------------------------
   79 # Iff MACRO-NAME does not yet contain VARNAME, then append it (delimited
   80 # by SEPARATOR if supplied) and expand UNIQ, else NOT-UNIQ.
   81 m4_define([lt_if_append_uniq],
   82 [m4_ifdef([$1],
   83 	  [m4_if(m4_index([$3]m4_defn([$1])[$3], [$3$2$3]), [-1],
   84 		 [lt_append([$1], [$2], [$3])$4],
   85 		 [$5])],
   86 	  [lt_append([$1], [$2], [$3])$4])])
   87 
   88 
   89 # lt_dict_add(DICT, KEY, VALUE)
   90 # -----------------------------
   91 m4_define([lt_dict_add],
   92 [m4_define([$1($2)], [$3])])
   93 
   94 
   95 # lt_dict_add_subkey(DICT, KEY, SUBKEY, VALUE)
   96 # --------------------------------------------
   97 m4_define([lt_dict_add_subkey],
   98 [m4_define([$1($2:$3)], [$4])])
   99 
  100 
  101 # lt_dict_fetch(DICT, KEY, [SUBKEY])
  102 # ----------------------------------
  103 m4_define([lt_dict_fetch],
  104 [m4_ifval([$3],
  105 	m4_ifdef([$1($2:$3)], [m4_defn([$1($2:$3)])]),
  106     m4_ifdef([$1($2)], [m4_defn([$1($2)])]))])
  107 
  108 
  109 # lt_if_dict_fetch(DICT, KEY, [SUBKEY], VALUE, IF-TRUE, [IF-FALSE])
  110 # -----------------------------------------------------------------
  111 m4_define([lt_if_dict_fetch],
  112 [m4_if(lt_dict_fetch([$1], [$2], [$3]), [$4],
  113 	[$5],
  114     [$6])])
  115 
  116 
  117 # lt_dict_filter(DICT, [SUBKEY], VALUE, [SEPARATOR], KEY, [...])
  118 # --------------------------------------------------------------
  119 m4_define([lt_dict_filter],
  120 [m4_if([$5], [], [],
  121   [lt_join(m4_quote(m4_default([$4], [[, ]])),
  122            lt_unquote(m4_split(m4_normalize(m4_foreach(_Lt_key, lt_car([m4_shiftn(4, $@)]),
  123 		      [lt_if_dict_fetch([$1], _Lt_key, [$2], [$3], [_Lt_key ])])))))])[]dnl
  124 ])