m4/xc-translit.m4

   1 #---------------------------------------------------------------------------
   2 #
   3 # xc-translit.m4
   4 #
   5 # Copyright (c) 2011 Daniel Stenberg <daniel@haxx.se>
   6 #
   7 # Permission to use, copy, modify, and distribute this software for any
   8 # purpose with or without fee is hereby granted, provided that the above
   9 # copyright notice and this permission notice appear in all copies.
  10 #
  11 # THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
  12 # WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
  13 # MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
  14 # ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  15 # WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
  16 # ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
  17 # OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  18 #
  19 #---------------------------------------------------------------------------
  20
  21 # File version for 'aclocal' use. Keep it a single number.
  22 # serial 2
  23
  24
  25 dnl XC_SH_TR_SH (expression)
  26 dnl -------------------------------------------------
  27 dnl Shell execution time transliteration of 'expression'
  28 dnl argument, where all non-alfanumeric characters are
  29 dnl converted to the underscore '_' character.
  30 dnl Normal shell expansion and substitution takes place
  31 dnl for given 'expression' at shell execution time before
  32 dnl transliteration is applied to it.
  33
  34 AC_DEFUN([XC_SH_TR_SH],
  35 [`echo "$1" | sed 's/[[^a-zA-Z0-9_]]/_/g'`])
  36
  37
  38 dnl XC_SH_TR_SH_EX (expression, [extra])
  39 dnl -------------------------------------------------
  40 dnl Like XC_SH_TR_SH but transliterating characters
  41 dnl given in 'extra' argument to lowercase 'p'. For
  42 dnl example [*+], [*], and [+] are valid 'extra' args.
  43
  44 AC_DEFUN([XC_SH_TR_SH_EX],
  45 [ifelse([$2], [],
  46   [XC_SH_TR_SH([$1])],
  47   [`echo "$1" | sed 's/[[$2]]/p/g' | sed 's/[[^a-zA-Z0-9_]]/_/g'`])])
  48
  49
  50 dnl XC_M4_TR_SH (expression)
  51 dnl -------------------------------------------------
  52 dnl m4 execution time transliteration of 'expression'
  53 dnl argument, where all non-alfanumeric characters are
  54 dnl converted to the underscore '_' character.
  55
  56 AC_DEFUN([XC_M4_TR_SH],
  57 [patsubst(XC_QPATSUBST(XC_QUOTE($1),
  58                        [[^a-zA-Z0-9_]], [_]),
  59           [\(_\(.*\)_\)], [\2])])
  60
  61
  62 dnl XC_M4_TR_SH_EX (expression, [extra])
  63 dnl -------------------------------------------------
  64 dnl Like XC_M4_TR_SH but transliterating characters
  65 dnl given in 'extra' argument to lowercase 'p'. For
  66 dnl example [*+], [*], and [+] are valid 'extra' args.
  67
  68 AC_DEFUN([XC_M4_TR_SH_EX],
  69 [ifelse([$2], [],
  70   [XC_M4_TR_SH([$1])],
  71   [patsubst(XC_QPATSUBST(XC_QPATSUBST(XC_QUOTE($1),
  72                                       [[$2]],
  73                                       [p]),
  74                          [[^a-zA-Z0-9_]], [_]),
  75             [\(_\(.*\)_\)], [\2])])])
  76
  77
  78 dnl XC_SH_TR_CPP (expression)
  79 dnl -------------------------------------------------
  80 dnl Shell execution time transliteration of 'expression'
  81 dnl argument, where all non-alfanumeric characters are
  82 dnl converted to the underscore '_' character and alnum
  83 dnl characters are converted to uppercase.
  84 dnl Normal shell expansion and substitution takes place
  85 dnl for given 'expression' at shell execution time before
  86 dnl transliteration is applied to it.
  87
  88 AC_DEFUN([XC_SH_TR_CPP],
  89 [`echo "$1" | dnl
  90 sed 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/' | dnl
  91 sed 's/[[^A-Z0-9_]]/_/g'`])
  92
  93
  94 dnl XC_SH_TR_CPP_EX (expression, [extra])
  95 dnl -------------------------------------------------
  96 dnl Like XC_SH_TR_CPP but transliterating characters
  97 dnl given in 'extra' argument to uppercase 'P'. For
  98 dnl example [*+], [*], and [+] are valid 'extra' args.
  99
 100 AC_DEFUN([XC_SH_TR_CPP_EX],
 101 [ifelse([$2], [],
 102   [XC_SH_TR_CPP([$1])],
 103   [`echo "$1" | dnl
 104 sed 's/[[$2]]/P/g' | dnl
 105 sed 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/' | dnl
 106 sed 's/[[^A-Z0-9_]]/_/g'`])])
 107
 108
 109 dnl XC_M4_TR_CPP (expression)
 110 dnl -------------------------------------------------
 111 dnl m4 execution time transliteration of 'expression'
 112 dnl argument, where all non-alfanumeric characters are
 113 dnl converted to the underscore '_' character and alnum
 114 dnl characters are converted to uppercase.
 115
 116 AC_DEFUN([XC_M4_TR_CPP],
 117 [patsubst(XC_QPATSUBST(XC_QTRANSLIT(XC_QUOTE($1),
 118                                     [abcdefghijklmnopqrstuvwxyz],
 119                                     [ABCDEFGHIJKLMNOPQRSTUVWXYZ]),
 120                        [[^A-Z0-9_]], [_]),
 121           [\(_\(.*\)_\)], [\2])])
 122
 123
 124 dnl XC_M4_TR_CPP_EX (expression, [extra])
 125 dnl -------------------------------------------------
 126 dnl Like XC_M4_TR_CPP but transliterating characters
 127 dnl given in 'extra' argument to uppercase 'P'. For
 128 dnl example [*+], [*], and [+] are valid 'extra' args.
 129
 130 AC_DEFUN([XC_M4_TR_CPP_EX],
 131 [ifelse([$2], [],
 132   [XC_M4_TR_CPP([$1])],
 133   [patsubst(XC_QPATSUBST(XC_QTRANSLIT(XC_QPATSUBST(XC_QUOTE($1),
 134                                                    [[$2]],
 135                                                    [P]),
 136                                       [abcdefghijklmnopqrstuvwxyz],
 137                                       [ABCDEFGHIJKLMNOPQRSTUVWXYZ]),
 138                          [[^A-Z0-9_]], [_]),
 139             [\(_\(.*\)_\)], [\2])])])
 140
 141
 142 dnl XC_QUOTE (expression)
 143 dnl -------------------------------------------------
 144 dnl Expands to quoted result of 'expression' expansion.
 145
 146 AC_DEFUN([XC_QUOTE],
 147 [[$@]])
 148
 149
 150 dnl XC_QPATSUBST (string, regexp[, repl])
 151 dnl -------------------------------------------------
 152 dnl Expands to quoted result of 'patsubst' expansion.
 153
 154 AC_DEFUN([XC_QPATSUBST],
 155 [XC_QUOTE(patsubst([$1], [$2], [$3]))])
 156
 157
 158 dnl XC_QTRANSLIT (string, chars, repl)
 159 dnl -------------------------------------------------
 160 dnl Expands to quoted result of 'translit' expansion.
 161
 162 AC_DEFUN([XC_QTRANSLIT],
 163 [XC_QUOTE(translit([$1], [$2], [$3]))])
 164