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OL_MKDEPEND: Round 2

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now supports DETECTION using:
	./configure
	env MKDEP_FLAGS=-MM ./configure
	env MKDEP=foo ./configure (no tests, no flags)
	env MKDEP=foo MKDEP_FLAGS=-bar ./configure (no tests)
Exported AC_MKDEP and AC_MKDEP_FLAGS which can no be used
in build/*.mk
This commit is contained in:
Kurt Zeilenga 1999-06-08 01:33:36 +00:00
parent b594f5209f
commit a9fca665e6
3 changed files with 557 additions and 535 deletions
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37
build/openldap.m4
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@ -80,31 +80,40 @@ AC_SUBST(LN_H)dnl
dnl dnl
dnl ==================================================================== dnl ====================================================================
dnl Check for dependency generation flag dnl Check for dependency generation flag
AC_DEFUN([OL_CC_DEPEND], [# test for cc depend flag AC_DEFUN([OL_MKDEPEND], [# test for make depend flag
AC_CACHE_CHECK([for ${CC-cc} depend flag], ol_cv_cc_depend, OL_MKDEP=
[ ol_cv_cc_depend=no OL_MKDEP_FLAGS=
if test $GCC = yes ; then if test -z "${MKDEP}"; then
ol_cv_cc_depend="-M" OL_MKDEP="${CC-cc}"
else if test -z "${MKDEP_FLAGS}"; then
AC_CACHE_CHECK([for ${OL_MKDEP} depend flag], ol_cv_mkdep, [
ol_cv_mkdep=no
for flag in "-M" "-xM"; do for flag in "-M" "-xM"; do
cat > conftest.c <<EOF cat > conftest.c <<EOF
noCode; noCode;
EOF EOF
if AC_TRY_COMMAND(${CC-cc} $flag conftest.c) \ if AC_TRY_COMMAND($OL_MKDEP $flag conftest.c) \
| egrep '^conftest\.'"${ac_objext}" >/dev/null 2>&1 | egrep '^conftest\.'"${ac_objext}" >/dev/null 2>&1
then then
cc_cv_cc_depend=$flag ol_cv_mkdep=$flag
OL_MKDEP_FLAGS="$flag"
break break
fi fi
done done
rm -f conftest* rm -f conftest*
fi]) ])
if test "${ol_cv_cc_depend}" != no ; then else
CC_DEPEND_FLAGS="${ol_cv_cc_depend}" cc_cv_mkdep=yes
AC_SUBST(CC_DEPEND_FLAGS) OL_MKDEP_FLAGS="${MKDEP_FLAGS}"
fi
else else
AC_MSG_WARN([do not know how to generate dependencies]) cc_cv_mkdep=yes
fi]) OL_MKDEP="${MKDEP}"
OL_MKDEP_FLAGS="${MKDEP_FLAGS}"
fi
dnl AC_SUBST(OL_MKDEP)
dnl AC_SUBST(OL_MKDEP_FLAGS)
])
dnl dnl
dnl ==================================================================== dnl ====================================================================
dnl Check if system uses EBCDIC instead of ASCII dnl Check if system uses EBCDIC instead of ASCII

1016
configure vendored
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File diff suppressed because it is too large Load Diff

7
configure.in
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@ -408,8 +408,11 @@ fi
dnl AM_C_PROTOTYPES dnl AM_C_PROTOTYPES
dnl Check cc depend flags dnl Check cc depend flags
OL_CC_DEPEND OL_MKDEPEND
if test "${ol_cv_mkdep}" = no ; then
# this will soon become an error
AC_MSG_WARN([do not know how to generate dependencies])
fi
dnl Checks for libraries dnl Checks for libraries