1dnl GP_CONFIG_INIT 2dnl use default LHS width (called implicitly if not called explicitly) 3dnl GP_CONFIG_INIT([WIDTH-OF-LHS]) 4dnl explicitly set the LHS width to the given value 5dnl 6dnl GP_CONFIG_MSG 7dnl empty output line 8dnl GP_CONFIG_MSG([LHS],[RHS]) 9dnl formatted output line "LHS: RHS" 10dnl 11dnl GP_CONFIG_OUTPUT 12dnl print all the output messages we collected in the mean time 13dnl 14dnl Simple way to print a configuration summary at the end of ./configure. 15dnl 16dnl Example usage: 17dnl 18dnl GP_CONFIG_INIT 19dnl GP_CONFIG_MSG([Source code location],[${srcdir}]) 20dnl GP_CONFIG_MSG([Compiler],[${CC}]) 21dnl GP_CONFIG_MSG 22dnl GP_CONFIG_MSG([Feature foo],[${foo}]) 23dnl GP_CONFIG_MSG([Location of bar],[${bar}]) 24dnl [...] 25dnl AC_OUTPUT 26dnl GP_CONFIG_OUTPUT 27dnl 28dnl Copyright (C) 2005 Hans Ulrich Niedermann <gp@n-dimensional.de> 29dnl SPDX-License-Identifier: LGPL-2.0-or-later 30dnl 31AC_DEFUN([GP_CONFIG_INIT], 32[dnl 33AC_REQUIRE([GP_CHECK_SHELL_ENVIRONMENT]) 34dnl the empty string must contain at least as many spaces as the substr length 35dnl FIXME: let m4 determine that length 36dnl (collect left parts in array and choose largest length) 37m4_if([$1],[],[gp_config_len="30"],[gp_config_len="$1"]) 38gp_config_empty="" 39gp_config_len3="$(expr "$gp_config_len" - 3)" 40n="$gp_config_len" 41while test "$n" -gt 0; do 42 gp_config_empty="${gp_config_empty} " 43 n="$(expr "$n" - 1)" 44done 45gp_config_msg=" 46Configuration (${PACKAGE_TARNAME} ${PACKAGE_VERSION}): 47" 48])dnl 49dnl 50dnl 51AC_DEFUN([GP_CONFIG_MSG], 52[AC_REQUIRE([GP_CONFIG_INIT])dnl 53m4_if([$1],[],[ 54gp_config_msg="${gp_config_msg} 55" 56],[$2],[],[ 57gp_config_msg="${gp_config_msg} 58 [$1] 59" 60],[ 61gp_config_msg_len="$(expr "[$1]" : '.*')" 62if test "$gp_config_msg_len" -ge "$gp_config_len"; then 63 gp_config_msg_lhs="$(expr "[$1]" : "\(.\{0,${gp_config_len3}\}\)")..:" 64else 65 gp_config_msg_lhs="$(expr "[$1]:${gp_config_empty}" : "\(.\{0,${gp_config_len}\}\)")" 66fi 67gp_config_msg="${gp_config_msg} ${gp_config_msg_lhs} [$2] 68" 69])])dnl 70dnl 71AC_DEFUN([GP_CONFIG_MSG_SUBDIRS],[dnl 72# Message about configured subprojects 73if test "x$subdirs" != "x"; then 74 GP_CONFIG_MSG()dnl 75 _subdirs="" 76 for sd in $subdirs; do 77 ssd="$(basename "$sd")" 78 if test "x$_subdirs" = "x"; then 79 _subdirs="$ssd"; 80 else 81 _subdirs="$_subdirs $ssd" 82 fi 83 done 84 GP_CONFIG_MSG([Subprojects],[${_subdirs}])dnl 85fi 86])dnl 87dnl 88AC_DEFUN([GP_CONFIG_OUTPUT], 89[AC_REQUIRE([GP_CONFIG_INIT])dnl 90AC_REQUIRE([GP_CONFIG_MSG])dnl 91AC_REQUIRE([GP_CONFIG_MSG_SUBDIRS])dnl 92echo "${gp_config_msg} 93You may run \"make\" and \"make install\" now." 94])dnl 95dnl 96dnl Please do not remove this: 97dnl filetype: de774af3-dc3b-4b1d-b6f2-4aca35d3da16 98dnl I use this to find all the different instances of this file which 99dnl are supposed to be synchronized. 100dnl 101dnl Local Variables: 102dnl mode: autoconf 103dnl End: 104