Fix AC_FUNC_ACCEPT_ARGTYPES to accept `const struct sockaddr *' as second
argument, change the order of tests for the third argument to be safe against missing prototypes, and make it fail hard if none of the combinations succeed.
This commit is contained in:
Peter Eisentraut
parent
c42f82d428
commit
662f6a557c
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@ -1,4 +1,4 @@
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# $Header: /cvsroot/pgsql/aclocal.m4,v 1.3 2000/06/14 18:17:24 petere Exp $
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# $Header: /cvsroot/pgsql/aclocal.m4,v 1.4 2000/08/26 21:11:44 petere Exp $
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# This comes from the official Autoconf macro archive at
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# <http://research.cys.de/autoconf-archive/>
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# (I removed the $ before the Id CVS keyword below.)
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@ -29,6 +29,9 @@ dnl
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# use the macro to define a corresponding variable. We also make the
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# reasonable(?) assumption that you can use arg3 for getsocktype etc.
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# as well (i.e., anywhere POSIX.2 has socklen_t).
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#
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# arg2 can also be `const' (e.g., RH 4.2). Change the order of tests
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# for arg3 so that `int' is first, in case there is no prototype at all.
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AC_DEFUN(AC_FUNC_ACCEPT_ARGTYPES,
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[AC_MSG_CHECKING([types of arguments for accept()])
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@ -36,35 +39,33 @@ AC_DEFUN(AC_FUNC_ACCEPT_ARGTYPES,
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[AC_CACHE_VAL(ac_cv_func_accept_arg2,dnl
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[AC_CACHE_VAL(ac_cv_func_accept_arg3,dnl
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[for ac_cv_func_accept_arg1 in 'int' 'unsigned int'; do
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for ac_cv_func_accept_arg2 in 'struct sockaddr *' 'void *'; do
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for ac_cv_func_accept_arg3 in 'socklen_t' 'size_t' 'unsigned int' 'int'; do
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AC_TRY_COMPILE(dnl
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for ac_cv_func_accept_arg2 in 'struct sockaddr *' 'const struct sockaddr *' 'void *'; do
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for ac_cv_func_accept_arg3 in 'int' 'size_t' 'socklen_t' 'unsigned int'; do
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AC_TRY_COMPILE(
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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_SOCKET_H
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#include <sys/socket.h>
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#endif
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extern accept ($ac_cv_func_accept_arg1, $ac_cv_func_accept_arg2, $ac_cv_func_accept_arg3 *);],,dnl
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[ac_not_found=no ; break 3], ac_not_found=yes)
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extern accept ($ac_cv_func_accept_arg1, $ac_cv_func_accept_arg2, $ac_cv_func_accept_arg3 *);],
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[], [ac_not_found=no; break 3], [ac_not_found=yes])
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done
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done
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done
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if test "$ac_not_found" = yes; then
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AC_MSG_ERROR([could not determine argument types])
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fi
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])dnl AC_CACHE_VAL
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])dnl AC_CACHE_VAL
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])dnl AC_CACHE_VAL
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if test "$ac_not_found" = yes; then
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ac_cv_func_accept_arg1=int
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ac_cv_func_accept_arg2='struct sockaddr *'
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ac_cv_func_accept_arg3='socklen_t'
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fi
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AC_MSG_RESULT([$ac_cv_func_accept_arg1, $ac_cv_func_accept_arg2, $ac_cv_func_accept_arg3 *])
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AC_DEFINE_UNQUOTED(ACCEPT_TYPE_ARG1,$ac_cv_func_accept_arg1)
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AC_DEFINE_UNQUOTED(ACCEPT_TYPE_ARG2,$ac_cv_func_accept_arg2)
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AC_DEFINE_UNQUOTED(ACCEPT_TYPE_ARG3,$ac_cv_func_accept_arg3)
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])
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# Macros to detect C compiler features
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# $Header: /cvsroot/pgsql/aclocal.m4,v 1.3 2000/06/14 18:17:24 petere Exp $
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# $Header: /cvsroot/pgsql/aclocal.m4,v 1.4 2000/08/26 21:11:44 petere Exp $
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# PGAC_C_SIGNED
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@ -184,7 +185,7 @@ undefine([AC_TYPE_NAME])dnl
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undefine([AC_CV_NAME])dnl
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])# PGAC_CHECK_ALIGNOF
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# Macros that test various C library quirks
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# $Header: /cvsroot/pgsql/aclocal.m4,v 1.3 2000/06/14 18:17:24 petere Exp $
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# $Header: /cvsroot/pgsql/aclocal.m4,v 1.4 2000/08/26 21:11:44 petere Exp $
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# PGAC_VAR_INT_TIMEZONE
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@ -263,7 +264,7 @@ fi
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HAVE_POSIX_SIGNALS=$pgac_cv_func_posix_signals
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AC_SUBST(HAVE_POSIX_SIGNALS)])# PGAC_FUNC_POSIX_SIGNALS
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# Macros to detect certain C++ features
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# $Header: /cvsroot/pgsql/aclocal.m4,v 1.3 2000/06/14 18:17:24 petere Exp $
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# $Header: /cvsroot/pgsql/aclocal.m4,v 1.4 2000/08/26 21:11:44 petere Exp $
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# PGAC_CLASS_STRING
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@ -332,7 +333,7 @@ fi])# PGAC_CXX_NAMESPACE_STD
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#
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# Autoconf macros for configuring the build of Python extension modules
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#
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# $Header: /cvsroot/pgsql/aclocal.m4,v 1.3 2000/06/14 18:17:24 petere Exp $
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# $Header: /cvsroot/pgsql/aclocal.m4,v 1.4 2000/08/26 21:11:44 petere Exp $
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#
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# PGAC_PROG_PYTHON
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@ -1,4 +1,4 @@
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# $Header: /cvsroot/pgsql/config/ac_func_accept_argtypes.m4,v 1.1 2000/06/11 11:39:46 petere Exp $
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# $Header: /cvsroot/pgsql/config/ac_func_accept_argtypes.m4,v 1.2 2000/08/26 21:11:45 petere Exp $
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# This comes from the official Autoconf macro archive at
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# <http://research.cys.de/autoconf-archive/>
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# (I removed the $ before the Id CVS keyword below.)
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@ -29,6 +29,9 @@ dnl
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# use the macro to define a corresponding variable. We also make the
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# reasonable(?) assumption that you can use arg3 for getsocktype etc.
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# as well (i.e., anywhere POSIX.2 has socklen_t).
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#
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# arg2 can also be `const' (e.g., RH 4.2). Change the order of tests
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# for arg3 so that `int' is first, in case there is no prototype at all.
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AC_DEFUN(AC_FUNC_ACCEPT_ARGTYPES,
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[AC_MSG_CHECKING([types of arguments for accept()])
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@ -36,28 +39,26 @@ AC_DEFUN(AC_FUNC_ACCEPT_ARGTYPES,
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[AC_CACHE_VAL(ac_cv_func_accept_arg2,dnl
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[AC_CACHE_VAL(ac_cv_func_accept_arg3,dnl
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[for ac_cv_func_accept_arg1 in 'int' 'unsigned int'; do
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for ac_cv_func_accept_arg2 in 'struct sockaddr *' 'void *'; do
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for ac_cv_func_accept_arg3 in 'socklen_t' 'size_t' 'unsigned int' 'int'; do
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AC_TRY_COMPILE(dnl
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for ac_cv_func_accept_arg2 in 'struct sockaddr *' 'const struct sockaddr *' 'void *'; do
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for ac_cv_func_accept_arg3 in 'int' 'size_t' 'socklen_t' 'unsigned int'; do
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AC_TRY_COMPILE(
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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_SOCKET_H
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#include <sys/socket.h>
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#endif
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extern accept ($ac_cv_func_accept_arg1, $ac_cv_func_accept_arg2, $ac_cv_func_accept_arg3 *);],,dnl
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[ac_not_found=no ; break 3], ac_not_found=yes)
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extern accept ($ac_cv_func_accept_arg1, $ac_cv_func_accept_arg2, $ac_cv_func_accept_arg3 *);],
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[], [ac_not_found=no; break 3], [ac_not_found=yes])
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done
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done
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done
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if test "$ac_not_found" = yes; then
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AC_MSG_ERROR([could not determine argument types])
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fi
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])dnl AC_CACHE_VAL
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])dnl AC_CACHE_VAL
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])dnl AC_CACHE_VAL
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if test "$ac_not_found" = yes; then
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ac_cv_func_accept_arg1=int
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ac_cv_func_accept_arg2='struct sockaddr *'
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ac_cv_func_accept_arg3='socklen_t'
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fi
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AC_MSG_RESULT([$ac_cv_func_accept_arg1, $ac_cv_func_accept_arg2, $ac_cv_func_accept_arg3 *])
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AC_DEFINE_UNQUOTED(ACCEPT_TYPE_ARG1,$ac_cv_func_accept_arg1)
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AC_DEFINE_UNQUOTED(ACCEPT_TYPE_ARG2,$ac_cv_func_accept_arg2)
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