245 строки
6.9 KiB
Plaintext
245 строки
6.9 KiB
Plaintext
#---------------------------------------------------------------------------
|
|
#
|
|
# xc-val-flgs.m4
|
|
#
|
|
# Copyright (C), Daniel Stenberg <daniel@haxx.se>
|
|
#
|
|
# Permission to use, copy, modify, and distribute this software for any
|
|
# purpose with or without fee is hereby granted, provided that the above
|
|
# copyright notice and this permission notice appear in all copies.
|
|
#
|
|
# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
|
|
# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
|
|
# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
|
|
# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
|
|
# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
|
|
# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
|
|
# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
|
|
#
|
|
# SPDX-License-Identifier: ISC
|
|
#
|
|
#---------------------------------------------------------------------------
|
|
|
|
# serial 1
|
|
|
|
|
|
dnl _XC_CHECK_VAR_LIBS
|
|
dnl -------------------------------------------------
|
|
dnl Private macro.
|
|
|
|
AC_DEFUN([_XC_CHECK_VAR_LIBS], [
|
|
xc_bad_var_libs=no
|
|
for xc_word in $LIBS; do
|
|
case "$xc_word" in
|
|
-l* | --library=*)
|
|
:
|
|
;;
|
|
*)
|
|
xc_bad_var_libs=yes
|
|
;;
|
|
esac
|
|
done
|
|
if test $xc_bad_var_libs = yes; then
|
|
AC_MSG_NOTICE([using LIBS: $LIBS])
|
|
AC_MSG_NOTICE([LIBS note: LIBS should only be used to specify libraries (-lname).])
|
|
fi
|
|
])
|
|
|
|
|
|
dnl _XC_CHECK_VAR_LDFLAGS
|
|
dnl -------------------------------------------------
|
|
dnl Private macro.
|
|
|
|
AC_DEFUN([_XC_CHECK_VAR_LDFLAGS], [
|
|
xc_bad_var_ldflags=no
|
|
for xc_word in $LDFLAGS; do
|
|
case "$xc_word" in
|
|
-D*)
|
|
xc_bad_var_ldflags=yes
|
|
;;
|
|
-U*)
|
|
xc_bad_var_ldflags=yes
|
|
;;
|
|
-I*)
|
|
xc_bad_var_ldflags=yes
|
|
;;
|
|
-l* | --library=*)
|
|
xc_bad_var_ldflags=yes
|
|
;;
|
|
esac
|
|
done
|
|
if test $xc_bad_var_ldflags = yes; then
|
|
AC_MSG_NOTICE([using LDFLAGS: $LDFLAGS])
|
|
xc_bad_var_msg="LDFLAGS note: LDFLAGS should only be used to specify linker flags, not"
|
|
for xc_word in $LDFLAGS; do
|
|
case "$xc_word" in
|
|
-D*)
|
|
AC_MSG_NOTICE([$xc_bad_var_msg macro definitions. Use CPPFLAGS for: $xc_word])
|
|
;;
|
|
-U*)
|
|
AC_MSG_NOTICE([$xc_bad_var_msg macro suppressions. Use CPPFLAGS for: $xc_word])
|
|
;;
|
|
-I*)
|
|
AC_MSG_NOTICE([$xc_bad_var_msg include directories. Use CPPFLAGS for: $xc_word])
|
|
;;
|
|
-l* | --library=*)
|
|
AC_MSG_NOTICE([$xc_bad_var_msg libraries. Use LIBS for: $xc_word])
|
|
;;
|
|
esac
|
|
done
|
|
fi
|
|
])
|
|
|
|
|
|
dnl _XC_CHECK_VAR_CPPFLAGS
|
|
dnl -------------------------------------------------
|
|
dnl Private macro.
|
|
|
|
AC_DEFUN([_XC_CHECK_VAR_CPPFLAGS], [
|
|
xc_bad_var_cppflags=no
|
|
for xc_word in $CPPFLAGS; do
|
|
case "$xc_word" in
|
|
-rpath*)
|
|
xc_bad_var_cppflags=yes
|
|
;;
|
|
-L* | --library-path=*)
|
|
xc_bad_var_cppflags=yes
|
|
;;
|
|
-l* | --library=*)
|
|
xc_bad_var_cppflags=yes
|
|
;;
|
|
esac
|
|
done
|
|
if test $xc_bad_var_cppflags = yes; then
|
|
AC_MSG_NOTICE([using CPPFLAGS: $CPPFLAGS])
|
|
xc_bad_var_msg="CPPFLAGS note: CPPFLAGS should only be used to specify C preprocessor flags, not"
|
|
for xc_word in $CPPFLAGS; do
|
|
case "$xc_word" in
|
|
-rpath*)
|
|
AC_MSG_NOTICE([$xc_bad_var_msg library runtime directories. Use LDFLAGS for: $xc_word])
|
|
;;
|
|
-L* | --library-path=*)
|
|
AC_MSG_NOTICE([$xc_bad_var_msg library directories. Use LDFLAGS for: $xc_word])
|
|
;;
|
|
-l* | --library=*)
|
|
AC_MSG_NOTICE([$xc_bad_var_msg libraries. Use LIBS for: $xc_word])
|
|
;;
|
|
esac
|
|
done
|
|
fi
|
|
])
|
|
|
|
|
|
dnl _XC_CHECK_VAR_CFLAGS
|
|
dnl -------------------------------------------------
|
|
dnl Private macro.
|
|
|
|
AC_DEFUN([_XC_CHECK_VAR_CFLAGS], [
|
|
xc_bad_var_cflags=no
|
|
for xc_word in $CFLAGS; do
|
|
case "$xc_word" in
|
|
-D*)
|
|
xc_bad_var_cflags=yes
|
|
;;
|
|
-U*)
|
|
xc_bad_var_cflags=yes
|
|
;;
|
|
-I*)
|
|
xc_bad_var_cflags=yes
|
|
;;
|
|
-rpath*)
|
|
xc_bad_var_cflags=yes
|
|
;;
|
|
-L* | --library-path=*)
|
|
xc_bad_var_cflags=yes
|
|
;;
|
|
-l* | --library=*)
|
|
xc_bad_var_cflags=yes
|
|
;;
|
|
esac
|
|
done
|
|
if test $xc_bad_var_cflags = yes; then
|
|
AC_MSG_NOTICE([using CFLAGS: $CFLAGS])
|
|
xc_bad_var_msg="CFLAGS note: CFLAGS should only be used to specify C compiler flags, not"
|
|
for xc_word in $CFLAGS; do
|
|
case "$xc_word" in
|
|
-D*)
|
|
AC_MSG_NOTICE([$xc_bad_var_msg macro definitions. Use CPPFLAGS for: $xc_word])
|
|
;;
|
|
-U*)
|
|
AC_MSG_NOTICE([$xc_bad_var_msg macro suppressions. Use CPPFLAGS for: $xc_word])
|
|
;;
|
|
-I*)
|
|
AC_MSG_NOTICE([$xc_bad_var_msg include directories. Use CPPFLAGS for: $xc_word])
|
|
;;
|
|
-rpath*)
|
|
AC_MSG_NOTICE([$xc_bad_var_msg library runtime directories. Use LDFLAGS for: $xc_word])
|
|
;;
|
|
-L* | --library-path=*)
|
|
AC_MSG_NOTICE([$xc_bad_var_msg library directories. Use LDFLAGS for: $xc_word])
|
|
;;
|
|
-l* | --library=*)
|
|
AC_MSG_NOTICE([$xc_bad_var_msg libraries. Use LIBS for: $xc_word])
|
|
;;
|
|
esac
|
|
done
|
|
fi
|
|
])
|
|
|
|
|
|
dnl XC_CHECK_USER_FLAGS
|
|
dnl -------------------------------------------------
|
|
dnl Public macro.
|
|
dnl
|
|
dnl Performs some sanity checks for LIBS, LDFLAGS,
|
|
dnl CPPFLAGS and CFLAGS values that the user might
|
|
dnl have set. When checks fails, user is noticed
|
|
dnl about errors detected in all of them and script
|
|
dnl execution is halted.
|
|
dnl
|
|
dnl Intended to be used early in configure script.
|
|
|
|
AC_DEFUN([XC_CHECK_USER_FLAGS], [
|
|
AC_PREREQ([2.50])dnl
|
|
AC_BEFORE([$0],[XC_CHECK_PROG_CC])dnl
|
|
dnl check order below matters
|
|
_XC_CHECK_VAR_LIBS
|
|
_XC_CHECK_VAR_LDFLAGS
|
|
_XC_CHECK_VAR_CPPFLAGS
|
|
_XC_CHECK_VAR_CFLAGS
|
|
if test $xc_bad_var_libs = yes ||
|
|
test $xc_bad_var_cflags = yes ||
|
|
test $xc_bad_var_ldflags = yes ||
|
|
test $xc_bad_var_cppflags = yes; then
|
|
AC_MSG_ERROR([Can not continue. Fix errors mentioned immediately above this line.])
|
|
fi
|
|
])
|
|
|
|
|
|
dnl XC_CHECK_BUILD_FLAGS
|
|
dnl -------------------------------------------------
|
|
dnl Public macro.
|
|
dnl
|
|
dnl Performs some sanity checks for LIBS, LDFLAGS,
|
|
dnl CPPFLAGS and CFLAGS values that the configure
|
|
dnl script might have set. When checks fails, user
|
|
dnl is noticed about errors detected in all of them
|
|
dnl but script continues execution.
|
|
dnl
|
|
dnl Intended to be used very late in configure script.
|
|
|
|
AC_DEFUN([XC_CHECK_BUILD_FLAGS], [
|
|
AC_PREREQ([2.50])dnl
|
|
dnl check order below matters
|
|
_XC_CHECK_VAR_LIBS
|
|
_XC_CHECK_VAR_LDFLAGS
|
|
_XC_CHECK_VAR_CPPFLAGS
|
|
_XC_CHECK_VAR_CFLAGS
|
|
if test $xc_bad_var_libs = yes ||
|
|
test $xc_bad_var_cflags = yes ||
|
|
test $xc_bad_var_ldflags = yes ||
|
|
test $xc_bad_var_cppflags = yes; then
|
|
AC_MSG_WARN([Continuing even with errors mentioned immediately above this line.])
|
|
fi
|
|
])
|