| 1 |
38 |
julius |
# ltsugar.m4 -- libtool m4 base layer. -*-Autoconf-*-
|
| 2 |
|
|
#
|
| 3 |
|
|
# Copyright (C) 2004, 2005, 2007 Free Software Foundation, Inc.
|
| 4 |
|
|
# Written by Gary V. Vaughan.
|
| 5 |
|
|
#
|
| 6 |
|
|
# This file is free software; the Free Software Foundation gives
|
| 7 |
|
|
# unlimited permission to copy and/or distribute it, with or without
|
| 8 |
|
|
# modifications, as long as this notice is preserved.
|
| 9 |
|
|
|
| 10 |
|
|
# serial 4 ltsugar.m4
|
| 11 |
|
|
|
| 12 |
|
|
# This is to help aclocal find these macros, as it can't see m4_define.
|
| 13 |
|
|
AC_DEFUN([LTSUGAR_VERSION], [m4_if([0.1])])
|
| 14 |
|
|
|
| 15 |
|
|
|
| 16 |
|
|
# lt_join(SEP, ARG1, [ARG2...])
|
| 17 |
|
|
# -----------------------------
|
| 18 |
|
|
# Produce ARG1SEPARG2...SEPARGn, omitting [] arguments and their
|
| 19 |
|
|
# associated separator.
|
| 20 |
|
|
m4_define([lt_join],
|
| 21 |
|
|
[m4_case([$#],
|
| 22 |
|
|
[0], [m4_fatal([$0: too few arguments: $#])],
|
| 23 |
|
|
[1], [],
|
| 24 |
|
|
[2], [[$2]],
|
| 25 |
|
|
[m4_ifval([$2],
|
| 26 |
|
|
[[$2][]m4_foreach(_lt_Arg, lt_car([m4_shiftn(2, $@)]),
|
| 27 |
|
|
[_$0([$1], _lt_Arg)])],
|
| 28 |
|
|
[$0([$1], m4_shiftn(2, $@))])])[]dnl
|
| 29 |
|
|
])
|
| 30 |
|
|
m4_define([_lt_join],
|
| 31 |
|
|
[m4_ifval([$2],[$1][$2])[]dnl
|
| 32 |
|
|
])
|
| 33 |
|
|
|
| 34 |
|
|
|
| 35 |
|
|
# lt_car(LIST)
|
| 36 |
|
|
# lt_cdr(LIST)
|
| 37 |
|
|
# ------------
|
| 38 |
|
|
# Manipulate m4 lists.
|
| 39 |
|
|
# These macros are necessary as long as will still need to support
|
| 40 |
|
|
# Autoconf-2.59 which quotes differently.
|
| 41 |
|
|
m4_define([lt_car], [[$1]])
|
| 42 |
|
|
m4_define([lt_cdr],
|
| 43 |
|
|
[m4_if([$#], 0, [m4_fatal([$0: cannot be called without arguments])],
|
| 44 |
|
|
[$#], 1, [],
|
| 45 |
|
|
[m4_dquote(m4_shift($@))])])
|
| 46 |
|
|
m4_define([lt_unquote], $1)
|
| 47 |
|
|
|
| 48 |
|
|
|
| 49 |
|
|
# lt_append(MACRO-NAME, STRING, [SEPARATOR])
|
| 50 |
|
|
# ------------------------------------------
|
| 51 |
|
|
# Redefine MACRO-NAME to hold its former content plus `SEPARATOR'`STRING'.
|
| 52 |
|
|
# Note that neither SEPARATOR nor STRING are expanded. No SEPARATOR is
|
| 53 |
|
|
# output if MACRO-NAME was previously undefined (different than defined
|
| 54 |
|
|
# and empty).
|
| 55 |
|
|
# This macro is needed until we can rely on Autoconf 2.62, since earlier
|
| 56 |
|
|
# versions of m4 mistakenly expanded SEPARATOR.
|
| 57 |
|
|
m4_define([lt_append],
|
| 58 |
|
|
[m4_define([$1],
|
| 59 |
|
|
m4_ifdef([$1], [m4_defn([$1])[$3]])[$2])])
|
| 60 |
|
|
|
| 61 |
|
|
|
| 62 |
|
|
|
| 63 |
|
|
# lt_combine(SEP, PREFIX-LIST, INFIX, SUFFIX1, [SUFFIX2...])
|
| 64 |
|
|
# ----------------------------------------------------------
|
| 65 |
|
|
# Produce a SEP delimited list of all paired combinations of elements of
|
| 66 |
|
|
# PREFIX-LIST with SUFFIX1 through SUFFIXn. Each element of the list
|
| 67 |
|
|
# has the form PREFIXmINFIXSUFFIXn.
|
| 68 |
|
|
m4_define([lt_combine],
|
| 69 |
|
|
[m4_if([$2], [], [],
|
| 70 |
|
|
[m4_if([$4], [], [],
|
| 71 |
|
|
[lt_join(m4_quote(m4_default([$1], [[, ]])),
|
| 72 |
|
|
lt_unquote(m4_split(m4_normalize(m4_foreach(_Lt_prefix, [$2],
|
| 73 |
|
|
[m4_foreach(_Lt_suffix, lt_car([m4_shiftn(3, $@)]),
|
| 74 |
|
|
[_Lt_prefix[]$3[]_Lt_suffix ])])))))])])dnl
|
| 75 |
|
|
])
|
| 76 |
|
|
|
| 77 |
|
|
|
| 78 |
|
|
# lt_if_append_uniq(MACRO-NAME, VARNAME, [SEPARATOR], [UNIQ], [NOT-UNIQ])
|
| 79 |
|
|
# -----------------------------------------------------------------------
|
| 80 |
|
|
# Iff MACRO-NAME does not yet contain VARNAME, then append it (delimited
|
| 81 |
|
|
# by SEPARATOR if supplied) and expand UNIQ, else NOT-UNIQ.
|
| 82 |
|
|
m4_define([lt_if_append_uniq],
|
| 83 |
|
|
[m4_ifdef([$1],
|
| 84 |
|
|
[m4_if(m4_index([$3]m4_defn([$1])[$3], [$3$2$3]), [-1],
|
| 85 |
|
|
[lt_append([$1], [$2], [$3])$4],
|
| 86 |
|
|
[$5])],
|
| 87 |
|
|
[lt_append([$1], [$2], [$3])$4])])
|
| 88 |
|
|
|
| 89 |
|
|
|
| 90 |
|
|
# lt_dict_add(DICT, KEY, VALUE)
|
| 91 |
|
|
# -----------------------------
|
| 92 |
|
|
m4_define([lt_dict_add],
|
| 93 |
|
|
[m4_define([$1($2)], [$4])])
|
| 94 |
|
|
|
| 95 |
|
|
|
| 96 |
|
|
# lt_dict_add_subkey(DICT, KEY, SUBKEY, VALUE)
|
| 97 |
|
|
# --------------------------------------------
|
| 98 |
|
|
m4_define([lt_dict_add_subkey],
|
| 99 |
|
|
[m4_define([$1($2:$3)], [$4])])
|
| 100 |
|
|
|
| 101 |
|
|
|
| 102 |
|
|
# lt_dict_fetch(DICT, KEY, [SUBKEY])
|
| 103 |
|
|
# ----------------------------------
|
| 104 |
|
|
m4_define([lt_dict_fetch],
|
| 105 |
|
|
[m4_ifval([$3],
|
| 106 |
|
|
m4_ifdef([$1($2:$3)], [m4_defn([$1($2:$3)])]),
|
| 107 |
|
|
m4_ifdef([$1($2)], [m4_defn([$1($2)])]))])
|
| 108 |
|
|
|
| 109 |
|
|
|
| 110 |
|
|
# lt_if_dict_fetch(DICT, KEY, [SUBKEY], VALUE, IF-TRUE, [IF-FALSE])
|
| 111 |
|
|
# -----------------------------------------------------------------
|
| 112 |
|
|
m4_define([lt_if_dict_fetch],
|
| 113 |
|
|
[m4_if(lt_dict_fetch([$1], [$2], [$3]), [$4],
|
| 114 |
|
|
[$5],
|
| 115 |
|
|
[$6])])
|
| 116 |
|
|
|
| 117 |
|
|
|
| 118 |
|
|
# lt_dict_filter(DICT, [SUBKEY], VALUE, [SEPARATOR], KEY, [...])
|
| 119 |
|
|
# --------------------------------------------------------------
|
| 120 |
|
|
m4_define([lt_dict_filter],
|
| 121 |
|
|
[m4_if([$5], [], [],
|
| 122 |
|
|
[lt_join(m4_quote(m4_default([$4], [[, ]])),
|
| 123 |
|
|
lt_unquote(m4_split(m4_normalize(m4_foreach(_Lt_key, lt_car([m4_shiftn(4, $@)]),
|
| 124 |
|
|
[lt_if_dict_fetch([$1], _Lt_key, [$2], [$3], [_Lt_key ])])))))])[]dnl
|
| 125 |
|
|
])
|
