1#--------------------------------------------------------------------------- 2# 3# xc-translit.m4 4# 5# Copyright (C), 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# SPDX-License-Identifier: ISC 20# 21#--------------------------------------------------------------------------- 22 23# File version for 'aclocal' use. Keep it a single number. 24# serial 2 25 26 27dnl XC_SH_TR_SH (expression) 28dnl ------------------------------------------------- 29dnl Shell execution time transliteration of 'expression' 30dnl argument, where all non-alfanumeric characters are 31dnl converted to the underscore '_' character. 32dnl Normal shell expansion and substitution takes place 33dnl for given 'expression' at shell execution time before 34dnl transliteration is applied to it. 35 36AC_DEFUN([XC_SH_TR_SH], 37[`echo "$1" | sed 's/[[^a-zA-Z0-9_]]/_/g'`]) 38 39 40dnl XC_SH_TR_SH_EX (expression, [extra]) 41dnl ------------------------------------------------- 42dnl Like XC_SH_TR_SH but transliterating characters 43dnl given in 'extra' argument to lowercase 'p'. For 44dnl example [*+], [*], and [+] are valid 'extra' args. 45 46AC_DEFUN([XC_SH_TR_SH_EX], 47[ifelse([$2], [], 48 [XC_SH_TR_SH([$1])], 49 [`echo "$1" | sed 's/[[$2]]/p/g' | sed 's/[[^a-zA-Z0-9_]]/_/g'`])]) 50 51 52dnl XC_M4_TR_SH (expression) 53dnl ------------------------------------------------- 54dnl m4 execution time transliteration of 'expression' 55dnl argument, where all non-alfanumeric characters are 56dnl converted to the underscore '_' character. 57 58AC_DEFUN([XC_M4_TR_SH], 59[patsubst(XC_QPATSUBST(XC_QUOTE($1), 60 [[^a-zA-Z0-9_]], [_]), 61 [\(_\(.*\)_\)], [\2])]) 62 63 64dnl XC_M4_TR_SH_EX (expression, [extra]) 65dnl ------------------------------------------------- 66dnl Like XC_M4_TR_SH but transliterating characters 67dnl given in 'extra' argument to lowercase 'p'. For 68dnl example [*+], [*], and [+] are valid 'extra' args. 69 70AC_DEFUN([XC_M4_TR_SH_EX], 71[ifelse([$2], [], 72 [XC_M4_TR_SH([$1])], 73 [patsubst(XC_QPATSUBST(XC_QPATSUBST(XC_QUOTE($1), 74 [[$2]], 75 [p]), 76 [[^a-zA-Z0-9_]], [_]), 77 [\(_\(.*\)_\)], [\2])])]) 78 79 80dnl XC_SH_TR_CPP (expression) 81dnl ------------------------------------------------- 82dnl Shell execution time transliteration of 'expression' 83dnl argument, where all non-alfanumeric characters are 84dnl converted to the underscore '_' character and alnum 85dnl characters are converted to uppercase. 86dnl Normal shell expansion and substitution takes place 87dnl for given 'expression' at shell execution time before 88dnl transliteration is applied to it. 89 90AC_DEFUN([XC_SH_TR_CPP], 91[`echo "$1" | dnl 92sed 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/' | dnl 93sed 's/[[^A-Z0-9_]]/_/g'`]) 94 95 96dnl XC_SH_TR_CPP_EX (expression, [extra]) 97dnl ------------------------------------------------- 98dnl Like XC_SH_TR_CPP but transliterating characters 99dnl given in 'extra' argument to uppercase 'P'. For 100dnl example [*+], [*], and [+] are valid 'extra' args. 101 102AC_DEFUN([XC_SH_TR_CPP_EX], 103[ifelse([$2], [], 104 [XC_SH_TR_CPP([$1])], 105 [`echo "$1" | dnl 106sed 's/[[$2]]/P/g' | dnl 107sed 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/' | dnl 108sed 's/[[^A-Z0-9_]]/_/g'`])]) 109 110 111dnl XC_M4_TR_CPP (expression) 112dnl ------------------------------------------------- 113dnl m4 execution time transliteration of 'expression' 114dnl argument, where all non-alfanumeric characters are 115dnl converted to the underscore '_' character and alnum 116dnl characters are converted to uppercase. 117 118AC_DEFUN([XC_M4_TR_CPP], 119[patsubst(XC_QPATSUBST(XC_QTRANSLIT(XC_QUOTE($1), 120 [abcdefghijklmnopqrstuvwxyz], 121 [ABCDEFGHIJKLMNOPQRSTUVWXYZ]), 122 [[^A-Z0-9_]], [_]), 123 [\(_\(.*\)_\)], [\2])]) 124 125 126dnl XC_M4_TR_CPP_EX (expression, [extra]) 127dnl ------------------------------------------------- 128dnl Like XC_M4_TR_CPP but transliterating characters 129dnl given in 'extra' argument to uppercase 'P'. For 130dnl example [*+], [*], and [+] are valid 'extra' args. 131 132AC_DEFUN([XC_M4_TR_CPP_EX], 133[ifelse([$2], [], 134 [XC_M4_TR_CPP([$1])], 135 [patsubst(XC_QPATSUBST(XC_QTRANSLIT(XC_QPATSUBST(XC_QUOTE($1), 136 [[$2]], 137 [P]), 138 [abcdefghijklmnopqrstuvwxyz], 139 [ABCDEFGHIJKLMNOPQRSTUVWXYZ]), 140 [[^A-Z0-9_]], [_]), 141 [\(_\(.*\)_\)], [\2])])]) 142 143 144dnl XC_QUOTE (expression) 145dnl ------------------------------------------------- 146dnl Expands to quoted result of 'expression' expansion. 147 148AC_DEFUN([XC_QUOTE], 149[[$@]]) 150 151 152dnl XC_QPATSUBST (string, regexp[, repl]) 153dnl ------------------------------------------------- 154dnl Expands to quoted result of 'patsubst' expansion. 155 156AC_DEFUN([XC_QPATSUBST], 157[XC_QUOTE(patsubst([$1], [$2], [$3]))]) 158 159 160dnl XC_QTRANSLIT (string, chars, repl) 161dnl ------------------------------------------------- 162dnl Expands to quoted result of 'translit' expansion. 163 164AC_DEFUN([XC_QTRANSLIT], 165[XC_QUOTE(translit([$1], [$2], [$3]))]) 166
