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|
dnl Process this file with autoconf to produce a configure script
AC_INIT(pam_tmpdir.c)
dnl AC_CONFIG_HEADER(config.h)
dnl autoconf stuff begins here
AC_DEFUN(AC_PROG_CC_NO_G,
[AC_BEFORE([$0], [AC_PROG_CPP])dnl
AC_CHECK_PROG(CC, gcc, gcc)
if test -z "$CC"; then
AC_CHECK_PROG(CC, cc, cc, , , /usr/ucb/cc)
test -z "$CC" && AC_MSG_ERROR([no acceptable cc found in \$PATH])
fi
AC_PROG_CC_WORKS
AC_PROG_CC_GNU
if test $ac_cv_prog_gcc = yes; then
GCC=yes
dnl Check whether -g works, even if CFLAGS is set, in case the package
dnl plays around with CFLAGS (such as to build both debugging and
dnl normal versions of a library), tasteless as that idea is.
ac_test_CFLAGS="${CFLAGS+set}"
ac_save_CFLAGS="$CFLAGS"
CFLAGS=
dnl C Begin
dnl AC_PROG_CC_G
dnl C End
if test "$ac_test_CFLAGS" = set; then
CFLAGS="$ac_save_CFLAGS"
dnl C Begin
dnl elif test $ac_cv_prog_cc_g = yes; then
dnl CFLAGS="-g -O2"
dnl C End
else
CFLAGS="-O2"
fi
else
GCC=
test "${CFLAGS+set}" = set
dnl C Begin
dnl || CFLAGS="-g"
dnl C End
fi
])
dnl autoconf stuff ends here
dnl Checks for programs.
AC_PROG_CC_NO_G
AC_PROG_CC_WORKS
AC_PROG_CC_GNU
AC_PROG_MAKE_SET
AC_PROG_INSTALL
AC_HEADER_STDC
AC_CHECK_HEADERS(unistd.h security/pam_modules.h)
AC_MSG_CHECKING([system version (for dynamic loading)])
if test -f /usr/lib/NextStep/software_version; then
system=NEXTSTEP-`awk '/3/,/3/' /usr/lib/NextStep/software_version`
else
system=`uname -s`-`uname -r`
if test "$?" -ne 0 ; then
AC_MSG_RESULT([unknown (can't find uname command)])
system=unknown
else
# Special check for weird MP-RAS system (uname returns weird
# results, and the version is kept in special file).
if test -r /etc/.relid -a "X`uname -n`" = "X`uname -s`" ; then
system=MP-RAS-`awk '{print $3}' /etc/.relid'`
fi
if test "`uname -s`" = "AIX" ; then
system=AIX-`uname -v`.`uname -r`
fi
AC_MSG_RESULT($system)
fi
fi
# Step 2: check for existence of -ldl library. This is needed because
# Linux can use either -ldl or -ldld for dynamic loading.
AC_CHECK_LIB(dl, dlopen, have_dl=yes, have_dl=no)
case $system in
Linux*)
SHLIB_CFLAGS="-fPIC"
SHLIB_LD_LIBS=""
SHLIB_SUFFIX=".so"
if test "$have_dl" = yes; then
SHLIB_LD="${CC} -shared"
LD_FLAGS="-rdynamic"
LD_SEARCH_FLAGS=""
else
AC_CHECK_HEADER(dld.h, [
SHLIB_LD="ld -shared"
LD_FLAGS=""
LD_SEARCH_FLAGS=""])
fi
;;
GNU*)
SHLIB_CFLAGS="-fPIC"
SHLIB_LD_LIBS=""
SHLIB_SUFFIX=".so"
SHLIB_LD="${CC} -shared"
LD_FLAGS="-rdynamic"
LD_SEARCH_FLAGS=""
;;
SunOS-5*)
SHLIB_CFLAGS="-KPIC"
SHLIB_LD="/usr/ccs/bin/ld -B dynamic -G "
SHLIB_LD_LIBS=""
SHLIB_SUFFIX=".so"
LD_FLAGS=""
LD_SEARCH_FLAGS='-R ${LIB_RUNTIME_DIR}'
;;
esac
if test "$CC" = "gcc" -o `$CC -v 2>&1 | grep -c gcc` != "0" ; then
SHLIB_CFLAGS="-fPIC"
fi
AC_SUBST(SHLIB_CFLAGS)
AC_SUBST(SHLIB_LD)
AC_SUBST(SHLIB_LD_LIBS)
AC_OUTPUT(Makefile)
|
