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Diffstat (limited to 'rt/aclocal.m4')
| -rw-r--r-- | rt/aclocal.m4 | 158 |
1 files changed, 158 insertions, 0 deletions
diff --git a/rt/aclocal.m4 b/rt/aclocal.m4 new file mode 100644 index 0000000..475b389 --- /dev/null +++ b/rt/aclocal.m4 @@ -0,0 +1,158 @@ +dnl aclocal.m4 generated automatically by aclocal 1.4-p4 + +dnl Copyright (C) 1994, 1995-8, 1999 Free Software Foundation, Inc. +dnl This file is free software; the Free Software Foundation +dnl gives unlimited permission to copy and/or distribute it, +dnl with or without modifications, as long as this notice is preserved. + +dnl This program is distributed in the hope that it will be useful, +dnl but WITHOUT ANY WARRANTY, to the extent permitted by law; without +dnl even the implied warranty of MERCHANTABILITY or FITNESS FOR A +dnl PARTICULAR PURPOSE. + +dnl +dnl @synopsis RT_ENABLE_LAYOUT() +dnl +dnl Enable a specific directory layout for the installation to use. +dnl This configures a command-line parameter that can be specified +dnl at ./configure invocation. +dnl +dnl The use of this feature in this way is a little hackish, but +dnl better than a heap of options for every directory. +dnl +dnl This code is heavily borrowed *cough* from the Apache 2 code. +dnl + +AC_DEFUN([RT_ENABLE_LAYOUT],[ +AC_ARG_ENABLE(layout, + AC_HELP_STRING([--enable-layout=LAYOUT], + [Use a specific directory layout (Default: RT3)]), + LAYOUT=$enableval) + +if test "x$LAYOUT" = "x"; then + LAYOUT="RT3" +fi +RT_LAYOUT($srcdir/config.layout, $LAYOUT) +AC_MSG_CHECKING(for chosen layout) +if test "x$rt_layout_name" = "xno"; then + if test "x$LAYOUT" = "xno"; then + AC_MSG_RESULT(none) + else + AC_MSG_RESULT($LAYOUT) + fi + AC_MSG_ERROR([a valid layout must be specified (or the default used)]) +else + AC_SUBST(rt_layout_name) + AC_MSG_RESULT($rt_layout_name) +fi +]) + +dnl +dnl @synopsis RT_LAYOUT(configlayout, layoutname) +dnl +dnl This macro reads an Apache-style layout file (specified as the +dnl configlayout parameter), and searches for a specific layout +dnl (named using the layoutname parameter). +dnl +dnl The entries for a given layout are then inserted into the +dnl environment such that they become available as substitution +dnl variables. In addition, the rt_layout_name variable is set +dnl (but not exported) if the layout is valid. +dnl +dnl This code is heavily borrowed *cough* from the Apache 2 codebase. +dnl + +AC_DEFUN([RT_LAYOUT],[ + if test ! -f $srcdir/config.layout; then + AC_MSG_WARN([Layout file $srcdir/config.layout not found]) + rt_layout_name=no + else + pldconf=./config.pld + $PERL -0777 -p -e "\$layout = '$2';" -e ' + s/.*<Layout\s+$layout>//gims; + s/\<\/Layout\>.*//s; + s/^#.*$//m; + s/^\s+//gim; + s/\s+$/\n/gim; + s/\+$/\/rt3/gim; + # m4 will not let us just use $1, we need @S|@1 + s/^\s*((?:bin|sbin|libexec|data|sysconf|sharedstate|localstate|lib|include|oldinclude|info|man)dir)\s*:\s*(.*)$/@S|@1=@S|@2/gim; + s/^\s*(.*?)\s*:\s*(.*)$/\(test "x\@S|@@S|@1" = "xNONE" || test "x\@S|@@S|@1" = "x") && @S|@1=@S|@2/gim; + ' < $1 > $pldconf + + if test -s $pldconf; then + rt_layout_name=$2 + . $pldconf + changequote({,}) + for var in prefix exec_prefix bindir sbindir \ + sysconfdir mandir libdir datadir htmldir \ + localstatedir logfiledir masonstatedir \ + sessionstatedir customdir custometcdir customhtmldir \ + customlexdir customlibdir manualdir; do + eval "val=\"\$$var\"" + val=`echo $val | sed -e 's:\(.\)/*$:\1:'` + val=`echo $val | + sed -e 's:[\$]\([a-z_]*\):${\1}:g'` + eval "$var='$val'" + done + changequote([,]) + else + rt_layout_name=no + fi + #rm $pldconf + fi + RT_SUBST_EXPANDED_ARG(prefix) + RT_SUBST_EXPANDED_ARG(exec_prefix) + RT_SUBST_EXPANDED_ARG(bindir) + RT_SUBST_EXPANDED_ARG(sbindir) + RT_SUBST_EXPANDED_ARG(sysconfdir) + RT_SUBST_EXPANDED_ARG(mandir) + RT_SUBST_EXPANDED_ARG(libdir) + RT_SUBST_EXPANDED_ARG(datadir) + RT_SUBST_EXPANDED_ARG(htmldir) + RT_SUBST_EXPANDED_ARG(manualdir) + RT_SUBST_EXPANDED_ARG(localstatedir) + RT_SUBST_EXPANDED_ARG(logfiledir) + RT_SUBST_EXPANDED_ARG(masonstatedir) + RT_SUBST_EXPANDED_ARG(sessionstatedir) + RT_SUBST_EXPANDED_ARG(customdir) + RT_SUBST_EXPANDED_ARG(custometcdir) + RT_SUBST_EXPANDED_ARG(customhtmldir) + RT_SUBST_EXPANDED_ARG(customlexdir) + RT_SUBST_EXPANDED_ARG(customlibdir) +])dnl + +dnl +dnl @synopsis RT_SUBST_EXPANDED_ARG(var) +dnl +dnl Export (via AC_SUBST) a given variable, along with an expanded +dnl version of the variable (same name, but with exp_ prefix). +dnl +dnl This code is heavily borrowed *cough* from the Apache 2 source. +dnl + +AC_DEFUN([RT_SUBST_EXPANDED_ARG],[ + RT_EXPAND_VAR(exp_$1, [$]$1) + AC_SUBST($1) + AC_SUBST(exp_$1) +]) + +dnl +dnl @synopsis RT_EXPAND_VAR(baz, $fraz) +dnl +dnl Iteratively expands the second parameter, until successive iterations +dnl yield no change. The result is then assigned to the first parameter. +dnl +dnl This code is heavily borrowed from the Apache 2 codebase. +dnl + +AC_DEFUN([RT_EXPAND_VAR],[ + ap_last='' + ap_cur='$2' + while test "x${ap_cur}" != "x${ap_last}"; do + ap_last="${ap_cur}" + ap_cur=`eval "echo ${ap_cur}"` + done + $1="${ap_cur}" +]) + |