1# ================================================================================ 2# https://www.gnu.org/software/autoconf-archive/ax_set_default_paths_system.html 3# ================================================================================ 4# 5# SYNOPSIS 6# 7# AX_SET_DEFAULT_PATHS_SYSTEM 8# 9# DESCRIPTION 10# 11# the most interesting changes go about windows-targets - where the 12# default_prefix is set to /programs, and quite some directories are 13# aliased: sbindir := libdir := bindir and the docprefix-defaults are also 14# a bit different, even on FHS2-compliant systems where the mandir is 15# going to $prefix/man only if prefix=/usr, otherwise they shall go to 16# $datadir/man. We use an extra docprefix to express it which is either 17# defined as being prefix or datadir. not SUBSTed here. 18# 19# LICENSE 20# 21# Copyright (c) 2008 Guido U. Draheim <guidod@gmx.de> 22# 23# Copying and distribution of this file, with or without modification, are 24# permitted in any medium without royalty provided the copyright notice 25# and this notice are preserved. This file is offered as-is, without any 26# warranty. 27 28#serial 10 29 30AU_ALIAS([AC_SET_DEFAULT_PATHS_SYSTEM], [AX_SET_DEFAULT_PATHS_SYSTEM]) 31AC_DEFUN([AX_SET_DEFAULT_PATHS_SYSTEM], 32[AC_REQUIRE([AC_CANONICAL_HOST]) # -------------------------------------------- 33case "$prefix:$ac_default_prefix" in 34 NONE:/usr/local) 35 result="" 36 AC_MSG_CHECKING(default prefix path) 37 case "${target_os}" in 38 *cygwin* | *mingw* | *uwin* | *djgpp | *emx* ) 39 if test "${host_os}" = "${target_os}" ; then 40 ac_default_prefix="/programs" 41 result="(win/dos target)" 42 else 43 case "$PATH" in 44 *:/usr/local/cross-tools/$target_alias/bin:*) 45 ac_default_prefix="/usr/local/cross-tools/$target_alias" ;; 46 *:/usr/local/$target_alias/bin:*) 47 ac_default_prefix="/usr/local/$target_alias" ;; 48 *:/usr/local/$target_cpu-$target_os/bin:*) 49 ac_default_prefix="/usr/local/$target_cpu-$target_os" ;; 50 *) 51 ac_default_prefix="/programs" ;; 52 esac 53 result="(win/dos cross-compiler)" 54 fi 55 ;; 56 esac 57 AC_MSG_RESULT($ac_default_prefix $result) 58 ;; 59esac 60AC_MSG_CHECKING(default prefix system) 61result="$prefix" ; test "$result" = "NONE" && result="$ac_default_prefix" 62case ${result} in 63 /programs | /programs/*) result="is win-/programs" 64 # on win/dos, .exe .dll and .cfg live in the same directory 65 libdir=`echo $libdir |sed -e 's:^..exec_prefix./lib$:${bindir}:'` 66 sbindir=`echo $sbindir |sed -e 's:^..exec_prefix./sbin$:${libdir}:'` 67 sysconfdir=`echo $sysconfdir |sed -e 's:^..prefix./etc$:${sbindir}:'` 68 libexecdir=`echo $libexecdir |sed -e 's:/libexec$:/system:'` 69 # help-files shall be set with --infodir, docprefix is datadir 70 docprefix="${datadir}" 71 mandir=`echo $mandir \ 72 |sed -e 's:^..prefix./man$:${datadir}/info:'` 73 includedir=`echo $includedir \ 74 |sed -e 's:^..prefix./include$:${datadir}/include:'` 75 # other state files (but /etc) are moved to datadir 76 sharedstatedir=`echo $sharedstatedir \ 77 |sed -e 's:^..prefix./com$:${datadir}/default:'` 78 localstatedir=`echo $localstatedir \ 79 |sed -e 's:^..prefix./var$:${datadir}/current:'` 80 ;; 81 /usr) result="is /usr-shipped" 82 # doc files are left at prefix 83 docprefix="${prefix}" 84 # state files go under /top 85 sysconfdir=`echo $sysconfdir |sed -e 's:^..prefix./etc$:/etc:'` 86 sharedstatedir=`echo $sharedstatedir \ 87 |sed -e 's:^..prefix./com$:/etc/default:'` 88 # $prefix/var is going to end up in /var/lib 89 localstatedir=`echo $localstatedir \ 90 |sed -e 's:^..prefix./var$:/var/lib:'` 91 ;; 92 /opt | /opt/*) result="is /opt-package" 93 # state files go under /top/prefix 94 sysconfdir=`echo $sysconfdir \ 95 |sed -e 's:^..prefix./etc$:/etc${prefix}:'` 96 sharedstatedir=`echo $sharedstatedir \ 97 |sed -e 's:^..prefix./com$:/etc/default${prefix}:'` 98 # $prefix/var is going to be /var$prefix... once again 99 localstatedir=`echo $localstatedir \ 100 |sed -e 's:^..prefix./var$:/var${prefix}:'` 101 # doc files are left at prefix 102 docprefix="${prefix}" 103 ;; 104 *) result="is /local-package" 105 # doc files are moved from prefix down to datadir 106 docprefix="${datadir}" 107 mandir=`echo $mandir \ 108 |sed -e 's:^..prefix./man$:${datadir}/man:'` 109 infodir=`echo $infodir \ 110 |sed -e 's:^..prefix./infodir$:${datadir}/info:'` 111 # never use $prefix/com - that is no good idea 112 sharedstatedir=`echo $sharedstatedir \ 113 |sed -e 's:^..prefix./com$:${sysconfdir}/default:'` 114 ;; 115esac 116AC_MSG_RESULT($result) 117# -------------------------------------------------------- 118]) 119