f9bf79179e
git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@2051 ec53bebd-3082-4978-b11e-865c3cabbd6b
557 lines
11 KiB
Plaintext
557 lines
11 KiB
Plaintext
dnl
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dnl $Id$
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dnl
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dnl
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dnl General tests
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dnl
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dnl
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dnl Look for function in any of the specified libraries
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dnl
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dnl AC_FIND_FUNC_NO_LIBS(func, libraries, includes, arguments)
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AC_DEFUN(AC_FIND_FUNC_NO_LIBS, [
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AC_MSG_CHECKING([for $1])
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AC_CACHE_VAL(ac_cv_funclib_$1,
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[
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if eval "test \"\$ac_cv_func_$1\" != yes" ; then
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ac_save_LIBS="$LIBS"
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for ac_lib in "" $2; do
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if test -n "$ac_lib"; then
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ac_lib="-l$ac_lib"
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LIBS="$ac_lib $ac_save_LIBS"
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fi
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AC_TRY_LINK([$3],[$1($4)],eval "if test -n \"$ac_lib\";then ac_cv_funclib_$1=$ac_lib; else ac_cv_funclib_$1=yes; fi";break)
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done
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eval "ac_cv_funclib_$1=\${ac_cv_funclib_$1-no}"
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LIBS="$ac_save_LIBS"
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fi
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])
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eval "ac_res=\$ac_cv_funclib_$1"
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# autoheader tricks *sigh*
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: << END
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@@@funcs="$funcs $1"@@@
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@@@libs="$libs $2"@@@
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END
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changequote(, )dnl
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eval "ac_tr_func=HAVE_`echo $1 | tr '[a-z]' '[A-Z]'`"
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eval "ac_tr_lib=HAVE_LIB`echo $ac_res | sed -e 's/-l//' | tr '[a-z]' '[A-Z]'`"
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eval "LIB_$1=$ac_res"
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changequote([, ])dnl
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case "$ac_res" in
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yes)
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eval "ac_cv_func_$1=yes"
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eval "LIB_$1="
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AC_DEFINE_UNQUOTED($ac_tr_func)
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AC_MSG_RESULT([yes])
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;;
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no)
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eval "ac_cv_func_$1=no"
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eval "LIB_$1="
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AC_MSG_RESULT([no])
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;;
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*)
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eval "ac_cv_func_$1=yes"
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eval "ac_cv_lib_`echo "$ac_res" | sed 's/-l//'`=yes"
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AC_DEFINE_UNQUOTED($ac_tr_func)
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AC_DEFINE_UNQUOTED($ac_tr_lib)
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AC_MSG_RESULT([yes, in $ac_res])
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;;
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esac
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AC_SUBST(LIB_$1)
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])
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dnl AC_FIND_FUNC(func, libraries, includes, arguments)
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AC_DEFUN(AC_FIND_FUNC, [
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AC_FIND_FUNC_NO_LIBS([$1], [$2], [$3], [$4])
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if test -n "$LIB_$1"; then
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LIBS="$LIB_$1 $LIBS"
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fi
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])
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dnl
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dnl Warning!
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dnl
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dnl undefine(AC_REPLACE_FUNCS)
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dnl define(AC_BROKEN,AC_REPLACE_FUNCS)
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dnl
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dnl Same as AC _REPLACE_FUNCS, just define HAVE_func if found in normal
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dnl libraries
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AC_DEFUN(AC_BROKEN,
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[for ac_func in $1
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do
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AC_CHECK_FUNC($ac_func, [
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changequote(, )dnl
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ac_tr_func=HAVE_`echo $ac_func | tr '[a-z]' '[A-Z]'`
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changequote([, ])dnl
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AC_DEFINE_UNQUOTED($ac_tr_func)],[LIBOBJS[]="$LIBOBJS ${ac_func}.o"])
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# autoheader tricks *sigh*
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: << END
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@@@funcs="$funcs $1"@@@
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END
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done
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AC_SUBST(LIBOBJS)dnl
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])
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dnl
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dnl Mix between AC_FIND_FUNC and AC_BROKEN
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dnl
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AC_DEFUN(AC_FIND_IF_NOT_BROKEN,
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[AC_FIND_FUNC([$1], [$2], [$3], [$4])
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if eval "test \"$ac_cv_func_$1\" != yes"; then
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LIBOBJS[]="$LIBOBJS $1.o"
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fi
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AC_SUBST(LIBOBJS)dnl
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])
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dnl
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dnl
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dnl
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dnl AC_TEST_PACKAGE(package,header,lib,linkline)
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AC_DEFUN(AC_TEST_PACKAGE,
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[
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AC_MSG_CHECKING(for $1)
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AC_ARG_WITH($1,
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[ --with-$1=dir use $1 in dir],
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[if test "$with_$1" = "no"; then
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with_$1=
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fi]
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)
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AC_ARG_WITH($1-lib,
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[ --with-$1-lib=dir use $1-lib in dir],
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[if test "$withval" = "yes" -o "$withval" = "no"; then
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AC_MSG_ERROR([No argument for --with-$1-lib])
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elif test "X$with_$1" = "X"; then
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with_$1=yes
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fi]
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)
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AC_ARG_WITH($1-include,
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[ --with-$1-include=dir use $1-include in dir],
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[if test "$withval" = "yes" -o "$withval" = "no"; then
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AC_MSG_ERROR([No argument for --with-$1-include])
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elif test "X$with_$1" = "X"; then
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with_$1=yes
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fi]
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)
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define([foo], translit($1, [a-z], [A-Z]))
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: << END
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@@@syms="$syms foo"@@@
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END
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if test -n "$with_$1"; then
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AC_DEFINE([foo])
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if test "$with_$1" != "yes"; then
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$1_dir=$with_$1
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fi
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dnl Try to find include
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if test -n "$with_$1_include"; then
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trydir=$with_$1_include
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elif test "$with_$1" != "yes"; then
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trydir="$with_$1 $with_$1/include"
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else
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trydir=
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fi
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found=
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for i in $trydir ""; do
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if test -n "$i"; then
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if test -f $i/$2; then
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found=yes; res=$i; break
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fi
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else
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AC_TRY_CPP([#include <$2>], [found=yes; res=$i; break])
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fi
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done
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if test -n "$found"; then
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$1_include=$res
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else
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AC_MSG_ERROR(Cannot find $2)
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fi
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dnl Try to find lib
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if test -n "$with_$1_lib"; then
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trydir=$with_$1_lib
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elif test "$with_$1" != "yes"; then
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trydir="$with_$1 $with_$1/lib"
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else
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trydir=
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fi
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found=
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for i in $trydir ""; do
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if test -n "$i"; then
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if test -f $i/$3; then
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found=yes; res=$i; break
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fi
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else
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old_LIBS=$LIBS
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LIBS="$4 $LIBS"
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AC_TRY_LINK([], [], [found=yes; res=$i; LIBS=$old_LIBS; break])
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LIBS=$old_LIBS
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fi
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done
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if test -n "$found"; then
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$1_lib=$res
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else
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AC_MSG_ERROR(Cannot find $3)
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fi
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AC_MSG_RESULT([headers $$1_include, libraries $$1_lib])
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AC_DEFINE_UNQUOTED(foo)
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if test -n "$$1_include"; then
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foo[INCLUDE]="-I$$1_include"
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fi
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AC_SUBST(foo[INCLUDE])
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if test -n "$$1_lib"; then
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foo[LIB]="-L$$1_lib"
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fi
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foo[LIB]="$foo[LIB] $4"
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AC_SUBST(foo[LIB])
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else
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AC_MSG_RESULT(no)
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fi
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undefine([foo])
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])
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dnl
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dnl Check if we need the declaration of a variable
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dnl
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AC_DEFUN(AC_NEED_DECLARATION, [
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AC_MSG_CHECKING([if $3 needs a declaration])
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AC_CACHE_VAL(ac_cv_var_$3_declaration, [
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AC_TRY_COMPILE([$1],
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[$2 foo = ($2)$3; ],
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eval "ac_cv_var_$3_declaration=no",
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eval "ac_cv_var_$3_declaration=yes")
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])
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changequote(, )dnl
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eval "ac_tr_var=NEED_`echo $3 | tr '[a-z]' '[A-Z]'`_DECLARATION"
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changequote([, ])dnl
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define([foo], [NEED_]translit($3, [a-z], [A-Z])[_DECLARATION])
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: << END
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@@@syms="$syms foo"@@@
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END
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undefine([foo])
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AC_MSG_RESULT($ac_cv_var_$3_declaration)
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if eval "test \"\$ac_cv_var_$3_declaration\" = yes"; then
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AC_DEFINE_UNQUOTED($ac_tr_var)
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fi
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])
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dnl
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dnl
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dnl
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dnl AC_CHECK_VAR(includes, variable)
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AC_DEFUN(AC_CHECK_VAR, [
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AC_MSG_CHECKING(for $2)
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AC_CACHE_VAL(ac_cv_var_$2, [
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AC_TRY_LINK([extern int $2;
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int foo() { return $2; }],
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[foo()],
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ac_cv_var_$2=yes, ac_cv_var_$2=no)
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])
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eval "ac_tr_var=[HAVE_]translit($2,[a-z],[A-Z])"
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define([foo], [HAVE_]translit($2, [a-z], [A-Z]))
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: << END
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@@@syms="$syms foo"@@@
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END
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undefine([foo])
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AC_MSG_RESULT(`eval echo \\$ac_cv_var_$2`)
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if test `eval echo \\$ac_cv_var_$2` = yes; then
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AC_DEFINE_UNQUOTED($ac_tr_var)
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AC_CHECK_DECLARATION([$1],[$2])
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fi
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])
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dnl
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dnl Check if we need the prototype for a function
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dnl
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dnl AC_NEED_PROTO(includes, function)
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AC_DEFUN(AC_NEED_PROTO, [
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AC_CACHE_CHECK([if $2 needs a prototype], ac_cv_func_$2_noproto,
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AC_TRY_COMPILE([$1],
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[struct foo { int foo; } xx;
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extern int $2 (struct foo*);
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$2(&xx);
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],
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eval "ac_cv_func_$2_noproto=yes",
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eval "ac_cv_func_$2_noproto=no"))
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define([foo], [NEED_]translit($2, [a-z], [A-Z])[_PROTO])
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if test "$ac_cv_func_$2_noproto" = yes; then
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AC_DEFINE(foo)
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fi
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: << END
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@@@syms="$syms foo"@@@
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END
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undefine([foo])
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])
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dnl AC_HAVE_STRUCT_FIELD(includes, struct, type, field)
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AC_DEFUN(AC_HAVE_STRUCT_FIELD, [
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AC_MSG_CHECKING([if $2 has a field $4])
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AC_CACHE_VAL(ac_cv_struct_$2_$4, [
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AC_TRY_COMPILE([$1],
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[struct $2 foo; $3 bar = foo.$4; ],
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eval "ac_cv_struct_$2_$4=yes",
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eval "ac_cv_struct_$2_$4=no")
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])
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changequote(, )dnl
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eval "ac_tr_var=HAVE_STRUCT_`echo $2 | tr '[a-z]' '[A-Z]'`_`echo $4 | tr '[a-z]' '[A-Z]'`"
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changequote([, ])dnl
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define([foo], [[HAVE_STRUCT_]translit($2, [a-z], [A-Z])[_]translit($4, [a-z], [A-Z])])
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: << END
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@@@syms="$syms foo"@@@
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END
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undefine([foo])
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AC_MSG_RESULT($ac_cv_struct_$2_$4)
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if eval "test \"\$ac_cv_struct_$2_$4\" = yes"; then
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AC_DEFINE_UNQUOTED($ac_tr_var)
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fi
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])
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dnl
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dnl Check if we need the declaration of a variable
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dnl
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dnl AC_HAVE_DECLARATION(includes, variable)
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AC_DEFUN(AC_CHECK_DECLARATION, [
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AC_MSG_CHECKING([if $2 is properly declared])
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AC_CACHE_VAL(ac_cv_var_$2_declaration, [
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AC_TRY_COMPILE([$1
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extern struct { int foo; } $2;],
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[$2.foo = 1;],
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eval "ac_cv_var_$2_declaration=no",
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eval "ac_cv_var_$2_declaration=yes")
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])
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ac_tr_var=[HAVE_]translit($2, [a-z], [A-Z])[_DECLARATION]
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define([foo], [HAVE_]translit($2, [a-z], [A-Z])[_DECLARATION])
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: << END
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@@@syms="$syms foo"@@@
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END
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undefine([foo])
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AC_MSG_RESULT($ac_cv_var_$2_declaration)
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if eval "test \"\$ac_cv_var_$2_declaration\" = yes"; then
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AC_DEFINE_UNQUOTED($ac_tr_var)
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fi
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])
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dnl
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dnl Specific tests
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dnl
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dnl
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dnl We prefer byacc or yacc because they do not use `alloca'
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dnl
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AC_DEFUN(AC_KRB_PROG_YACC,
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[AC_CHECK_PROGS(YACC, byacc yacc 'bison -y')])
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dnl
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dnl NEXTSTEP is not posix compliant by default,
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dnl you need a switch -posix to the compiler
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dnl
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AC_DEFUN(AC_KRB_SYS_NEXTSTEP, [
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AC_MSG_CHECKING(for NEXTSTEP)
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AC_CACHE_VAL(krb_cv_sys_nextstep,
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AC_EGREP_CPP(yes,
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[#ifdef NeXT
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yes
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#endif
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], krb_cv_sys_nextstep=yes, krb_cv_sys_nextstep=no) )
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if test "$krb_cv_sys_nextstep" = "yes"; then
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CFLAGS="$CFLAGS -posix"
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LIBS="$LIBS -posix"
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fi
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AC_MSG_RESULT($krb_cv_sys_nextstep)
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])
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dnl
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dnl AIX have a very different syscall convention
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dnl
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AC_DEFUN(AC_KRB_SYS_AIX, [
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AC_MSG_CHECKING(for AIX)
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AC_CACHE_VAL(krb_cv_sys_aix,
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AC_EGREP_CPP(yes,
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[#ifdef _AIX
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yes
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#endif
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], krb_cv_sys_aix=yes, krb_cv_sys_aix=no) )
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AC_MSG_RESULT($krb_cv_sys_aix)
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])
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dnl
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dnl test for broken getcwd in (SunOS braindamage)
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dnl
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AC_DEFUN(AC_KRB_FUNC_GETCWD_BROKEN, [
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if test "$ac_cv_func_getcwd" = yes; then
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AC_MSG_CHECKING(if getcwd is broken)
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AC_CACHE_VAL(ac_cv_func_getcwd_broken, [
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ac_cv_func_getcwd_broken=no
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AC_TRY_RUN([
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#include <errno.h>
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char *getcwd(char*, int);
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void *popen(char *cmd, char *mode)
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{
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errno = ENOTTY;
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return 0;
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}
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int main()
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{
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char *ret;
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ret = getcwd(0, 1024);
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if(ret == 0 && errno == ENOTTY)
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return 0;
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return 1;
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}
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], ac_cv_func_getcwd_broken=yes,:,:)
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])
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if test "$ac_cv_func_getcwd_broken" = yes; then
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AC_DEFINE(BROKEN_GETCWD, 1)dnl
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LIBOBJS="$LIBOBJS getcwd.o"
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AC_SUBST(LIBOBJS)dnl
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AC_MSG_RESULT($ac_cv_func_getcwd_broken)
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else
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AC_MSG_RESULT([seems ok])
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fi
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fi
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])
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AC_DEFUN(AC_HAVE_PRAGMA_WEAK, [
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if test "${with_shared}" = "yes"; then
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AC_MSG_CHECKING(for pragma weak)
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AC_CACHE_VAL(ac_have_pragma_weak, [
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ac_have_pragma_weak=no
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cat > conftest_foo.$ac_ext <<'EOF'
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[#]line __oline__ "configure"
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#include "confdefs.h"
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#pragma weak foo = _foo
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int _foo = 17;
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EOF
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cat > conftest_bar.$ac_ext <<'EOF'
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[#]line __oline__ "configure"
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#include "confdefs.h"
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extern int foo;
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int t() {
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return foo;
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}
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int main() {
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return t();
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}
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EOF
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if AC_TRY_EVAL('CC $CFLAGS $CPPFLAGS $LDFLAGS conftest_foo.$ac_ext conftest_bar.$ac_ext -o conftest'); then
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ac_have_pragma_weak=yes
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fi
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rm -rf conftest*
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|
if test "$ac_have_pragma_weak" = "yes"; then
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AC_DEFINE(HAVE_PRAGMA_WEAK, 1)dnl
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fi
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AC_MSG_RESULT($ac_have_pragma_weak)
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fi
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])
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])
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AC_DEFUN(AC_GROK_TYPE, [
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AC_CACHE_VAL(ac_cv_type_$1,
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AC_TRY_COMPILE([
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#include "confdefs.h"
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#ifdef HAVE_SYS_TYPES_H
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#include <sys/types.h>
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#endif
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#ifdef HAVE_SYS_BITYPES_H
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#include <sys/bitypes.h>
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#endif
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],
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$i x;
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,
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eval ac_cv_type_$1=yes,
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eval ac_cv_type_$1=no))])
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AC_DEFUN(AC_GROK_TYPES, [
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for i in $1; do
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AC_MSG_CHECKING(for $i)
|
|
AC_GROK_TYPE($i)
|
|
eval ac_res=\$ac_cv_type_$i
|
|
if test "$ac_res" = yes; then
|
|
type=HAVE_`echo $i | tr '[a-z]' '[A-Z]'`
|
|
AC_DEFINE_UNQUOTED($type)
|
|
fi
|
|
AC_MSG_RESULT($ac_res)
|
|
done
|
|
])
|
|
|
|
dnl
|
|
dnl Search for struct winsize
|
|
dnl
|
|
|
|
AC_DEFUN(AC_KRB_STRUCT_WINSIZE, [
|
|
AC_MSG_CHECKING(for struct winsize)
|
|
AC_CACHE_VAL(ac_cv_struct_winsize, [
|
|
ac_cv_struct_winsize=no
|
|
for i in sys/termios.h sys/ioctl.h; do
|
|
AC_EGREP_HEADER(
|
|
changequote(, )dnl
|
|
struct[ ]*winsize,dnl
|
|
changequote([,])dnl
|
|
$i, ac_cv_struct_winsize=yes; break)dnl
|
|
done
|
|
])
|
|
if test "$ac_cv_struct_winsize" = "yes"; then
|
|
AC_DEFINE(HAVE_STRUCT_WINSIZE, 1)dnl
|
|
fi
|
|
AC_MSG_RESULT($ac_cv_struct_winsize)
|
|
AC_EGREP_HEADER(ws_xpixel, termios.h, AC_DEFINE(HAVE_WS_XPIXEL))
|
|
AC_EGREP_HEADER(ws_ypixel, termios.h, AC_DEFINE(HAVE_WS_YPIXEL))
|
|
])
|
|
|
|
dnl
|
|
dnl Check for sa_len in sys/socket.h
|
|
dnl
|
|
|
|
AC_DEFUN(AC_KRB_STRUCT_SOCKADDR_SA_LEN, [
|
|
AC_MSG_CHECKING(for sa_len in struct sockaddr)
|
|
AC_CACHE_VAL(ac_cv_struct_sockaddr_sa_len, [
|
|
AC_TRY_COMPILE(
|
|
[#include <sys/types.h>
|
|
#include <sys/socket.h>],
|
|
[struct sockaddr sa;
|
|
int foo = sa.sa_len;],
|
|
ac_cv_struct_sockaddr_sa_len=yes,
|
|
ac_cv_struct_sockaddr_sa_len=no)
|
|
])
|
|
if test "$ac_cv_struct_sockaddr_sa_len" = yes; then
|
|
AC_DEFINE(SOCKADDR_HAS_SA_LEN)dnl
|
|
fi
|
|
AC_MSG_RESULT($ac_cv_struct_sockaddr_sa_len)
|
|
])
|