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Fix configure with autoconf 2.71

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This fixes two issues with autoconf 2.71

* a new version of eilseq.m4 from libiconv is required ;

* the AC_CHECK_HEADER last `-' argument is obsloleted, but I do not
  think that we needed it in the first place.
This commit is contained in:
Jean-Marc Lasgouttes 2022-04-28 14:36:11 +02:00
parent 769df229dc
commit e4416535e4
2 changed files with 12 additions and 12 deletions
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4
config/qt.m4
View File

@ -231,10 +231,10 @@ AC_DEFUN([QT_DO_IT_ALL],
CPPFLAGS="$save_CPPFLAGS $QT_CORE_INCLUDES"
AC_CHECK_HEADER(QtGui/qtgui-config.h,
[lyx_qt5_config=QtGui/qtgui-config.h],
[lyx_qt5_config=qconfig.h],[-])
[lyx_qt5_config=qconfig.h])
AC_CHECK_HEADER(QtGui/private/qtgui-config_p.h,
[lyx_qt6_config=QtGui/private/qtgui-config_p.h],
[lyx_qt6_config=qconfig.h],[-])
[lyx_qt6_config=qconfig.h])
AC_MSG_CHECKING([whether Qt uses the X Window system])
if test x$USE_QT6 = xyes ; then
dnl FIXME: Check whether defining QPA_XCB makes sense with Qt6

20
m4/eilseq.m4
View File

@ -1,6 +1,6 @@
#serial 1
#serial 2
AC_PREREQ(2.50)
AC_PREREQ([2.61])
# The EILSEQ errno value ought to be defined in <errno.h>, according to
# ISO C 99 and POSIX. But some systems (like SunOS 4) don't define it,
@ -16,20 +16,20 @@ AC_DEFUN([AC_EILSEQ],
AC_REQUIRE([AC_PROG_CC])dnl
dnl Check for any extra headers that could define EILSEQ.
AC_CHECK_HEADERS(wchar.h)
AC_CHECK_HEADERS([wchar.h])
AC_CACHE_CHECK([for EILSEQ], ac_cv_decl_EILSEQ, [
AC_EGREP_CPP(yes,[
AC_CACHE_CHECK([for EILSEQ], [ac_cv_decl_EILSEQ], [
AC_EGREP_CPP([yes],[
#include <errno.h>
#ifdef EILSEQ
yes
#endif
], have_eilseq=1)
], [have_eilseq=1])
if test -n "$have_eilseq"; then
dnl EILSEQ exists in <errno.h>. Don't need to define EILSEQ ourselves.
ac_cv_decl_EILSEQ=yes
else
AC_EGREP_CPP(yes,[
AC_EGREP_CPP([yes],[
#include <errno.h>
#if HAVE_WCHAR_H
#include <wchar.h>
@ -37,11 +37,11 @@ yes
#ifdef EILSEQ
yes
#endif
], have_eilseq=1)
], [have_eilseq=1])
if test -n "$have_eilseq"; then
dnl EILSEQ exists in some other system header.
dnl Define it to the same value.
_AC_COMPUTE_INT([EILSEQ], ac_cv_decl_EILSEQ, [
AC_COMPUTE_INT([ac_cv_decl_EILSEQ], [EILSEQ], [
#include <errno.h>
#if HAVE_WCHAR_H
#include <wchar.h>
@ -62,6 +62,6 @@ yes
AC_DEFINE_UNQUOTED([EILSEQ], [$ac_cv_decl_EILSEQ],
[Define as good substitute value for EILSEQ.])
EILSEQ="$ac_cv_decl_EILSEQ"
AC_SUBST(EILSEQ)
AC_SUBST([EILSEQ])
fi
])