split of aclocal/acinclude

git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@4191 ec53bebd-3082-4978-b11e-865c3cabbd6b

cf/test-package.m4

@@ -0,0 +1,105 @@
+dnl $Id$
+dnl
+dnl AC_TEST_PACKAGE(package,header,lib,linkline)
+AC_DEFUN(AC_TEST_PACKAGE,
+[
+AC_MSG_CHECKING(for $1)
+AC_ARG_WITH($1,
+[  --with-$1=dir                use $1 in dir],
+[if test "$with_$1" = "no"; then
+  with_$1=
+fi]
+)
+AC_ARG_WITH($1-lib,
+[  --with-$1-lib=dir            use $1-lib in dir],
+[if test "$withval" = "yes" -o "$withval" = "no"; then
+  AC_MSG_ERROR([No argument for --with-$1-lib])
+elif test "X$with_$1" = "X"; then
+  with_$1=yes
+fi]
+)
+AC_ARG_WITH($1-include,
+[  --with-$1-include=dir        use $1-include in dir],
+[if test "$withval" = "yes" -o "$withval" = "no"; then
+  AC_MSG_ERROR([No argument for --with-$1-include])
+elif test "X$with_$1" = "X"; then
+  with_$1=yes
+fi]
+)
+
+define([foo], translit($1, [a-z], [A-Z]))
+: << END
+@@@syms="$syms foo"@@@
+END
+
+if test -n "$with_$1"; then
+  AC_DEFINE([foo])
+  if test "$with_$1" != "yes"; then
+    $1_dir=$with_$1
+  fi
+dnl Try to find include
+  if test -n "$with_$1_include"; then
+    trydir=$with_$1_include
+  elif test "$with_$1" != "yes"; then
+    trydir="$with_$1 $with_$1/include"
+  else
+    trydir=
+  fi
+  found=
+  for i in $trydir ""; do
+    if test -n "$i"; then
+      if test -f $i/$2; then
+        found=yes; res=$i; break
+      fi
+    else
+      AC_TRY_CPP([#include <$2>], [found=yes; res=$i; break])
+    fi
+  done
+  if test -n "$found"; then
+    $1_include=$res
+  else
+    AC_MSG_ERROR(Cannot find $2)
+  fi
+dnl Try to find lib
+  if test -n "$with_$1_lib"; then
+    trydir=$with_$1_lib
+  elif test "$with_$1" != "yes"; then
+    trydir="$with_$1 $with_$1/lib"
+  else
+    trydir=
+  fi
+  found=
+  for i in $trydir ""; do
+    if test -n "$i"; then
+      if test -f $i/$3; then
+        found=yes; res=$i; break
+      fi
+    else
+      old_LIBS=$LIBS
+      LIBS="$4 $LIBS"
+      AC_TRY_LINK([], [], [found=yes; res=$i; LIBS=$old_LIBS; break])
+      LIBS=$old_LIBS
+    fi
+  done
+  if test -n "$found"; then
+    $1_lib=$res
+  else
+    AC_MSG_ERROR(Cannot find $3)
+  fi
+  AC_MSG_RESULT([headers $$1_include, libraries $$1_lib])
+  AC_DEFINE_UNQUOTED(foo)
+  if test -n "$$1_include"; then
+    foo[INCLUDE]="-I$$1_include"
+  fi
+  AC_SUBST(foo[INCLUDE])
+  if test -n "$$1_lib"; then
+    foo[LIB]="-L$$1_lib"
+  fi
+  foo[LIB]="$foo[LIB] $4"
+  AC_SUBST(foo[LIB])
+else
+  AC_MSG_RESULT(no)
+fi
+undefine([foo])
+])
+