configure: remove use of RETSIGTYPE

This was previously defined by the obsolete AC_TYPE_SIGNAL macro,
which was removed in 2682e5f5. The deprecation text says

> Your code may safely assume C89 semantics that RETSIGTYPE is void.

So, remove it and just use void instead.

Closes #6861
This commit is contained in:
Michael Forney 2021-04-07 02:37:15 -07:00 committed by Daniel Stenberg
parent 694eab18bc
commit 812fce9dcf
No known key found for this signature in database
GPG Key ID: 5CC908FDB71E12C2
19 changed files with 12 additions and 85 deletions

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@ -5,7 +5,7 @@
* | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
* Copyright (C) 1998 - 2020, Daniel Stenberg, <daniel@haxx.se>, et al.
* Copyright (C) 1998 - 2021, Daniel Stenberg, <daniel@haxx.se>, et al.
*
* This software is licensed as described in the file COPYING, which
* you should have received as part of this distribution. The terms
@ -214,24 +214,6 @@ if (sizeof (bool *) )
#include <float.h>
int main() { return 0; }
#endif
#ifdef RETSIGTYPE_TEST
#include <sys/types.h>
#include <signal.h>
#ifdef signal
# undef signal
#endif
#ifdef __cplusplus
extern "C" void (*signal (int, void (*)(int)))(int);
#else
void (*signal ()) ();
#endif
int
main ()
{
return 0;
}
#endif
#ifdef HAVE_INET_NTOA_R_DECL
#include <arpa/inet.h>

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@ -132,7 +132,6 @@ if(NOT UNIX)
set(HAVE_GETADDRINFO 0)
endif()
set(STDC_HEADERS 1)
set(RETSIGTYPE_TEST 1)
set(HAVE_SIGACTION 0)
set(HAVE_MACRO_SIGSETJMP 0)

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@ -1108,7 +1108,6 @@ foreach(CURL_TEST
HAVE_IN_ADDR_T
HAVE_BOOL_T
STDC_HEADERS
RETSIGTYPE_TEST
HAVE_INET_NTOA_R_DECL
HAVE_INET_NTOA_R_DECL_REENTRANT
HAVE_GETADDRINFO
@ -1209,12 +1208,6 @@ if(HAVE_FIONBIO OR
set(HAVE_DISABLED_NONBLOCKING)
endif()
if(RETSIGTYPE_TEST)
set(RETSIGTYPE void)
else()
set(RETSIGTYPE int)
endif()
if(CMAKE_COMPILER_IS_GNUCC AND APPLE)
include(CheckCCompilerFlag)
check_c_compiler_flag(-Wno-long-double HAVE_C_FLAG_Wno_long_double)

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@ -5,8 +5,8 @@
# | (__| |_| | _ <| |___
# \___|\___/|_| \_\_____|
#
# Copyright (C) 2004 - 2015, Guenter Knauf
# Copyright (C) 2001 - 2020, Daniel Stenberg, <daniel@haxx.se>, et al.
# Copyright (C) 2004 - 2015, 2021, Guenter Knauf
# Copyright (C) 2001 - 2021, Daniel Stenberg, <daniel@haxx.se>, et al.
#
# This software is licensed as described in the file COPYING, which
# you should have received as part of this distribution. The terms
@ -599,7 +599,6 @@ endif
@echo $(DL)#define HAVE_UTIME 1$(DL) >> $@
@echo $(DL)#define HAVE_UTIME_H 1$(DL) >> $@
@echo $(DL)#define HAVE_WRITEV 1$(DL) >> $@
@echo $(DL)#define RETSIGTYPE void$(DL) >> $@
@echo $(DL)#define SIZEOF_INT 4$(DL) >> $@
@echo $(DL)#define SIZEOF_SHORT 2$(DL) >> $@
@echo $(DL)#define SIZEOF_STRUCT_IN_ADDR 4$(DL) >> $@

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@ -7,7 +7,7 @@
* | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
* Copyright (C) 1998 - 2020, Daniel Stenberg, <daniel@haxx.se>, et al.
* Copyright (C) 1998 - 2021, Daniel Stenberg, <daniel@haxx.se>, et al.
*
* This software is licensed as described in the file COPYING, which
* you should have received as part of this distribution. The terms
@ -103,7 +103,6 @@
#define PACKAGE_VERSION "-"
#define CURL_CA_BUNDLE "s:curl-ca-bundle.crt"
#define RETSIGTYPE void
#define SELECT_TYPE_ARG1 int
#define SELECT_TYPE_ARG234 (fd_set *)
#define SELECT_TYPE_ARG5 (struct timeval *)

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@ -7,7 +7,7 @@
* | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
* Copyright (C) 1998 - 2020, Daniel Stenberg, <daniel@haxx.se>, et al.
* Copyright (C) 1998 - 2021, Daniel Stenberg, <daniel@haxx.se>, et al.
*
* This software is licensed as described in the file COPYING, which
* you should have received as part of this distribution. The terms
@ -84,7 +84,6 @@
#define NEED_MALLOC_H 1
#define RETSIGTYPE void
#define SIZEOF_INT 4
#define SIZEOF_LONG 4
#define SIZEOF_LONG_DOUBLE 16

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@ -7,7 +7,7 @@
* | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
* Copyright (C) 1998 - 2020, Daniel Stenberg, <daniel@haxx.se>, et al.
* Copyright (C) 1998 - 2021, Daniel Stenberg, <daniel@haxx.se>, et al.
*
* This software is licensed as described in the file COPYING, which
* you should have received as part of this distribution. The terms
@ -81,8 +81,6 @@
#define HAVE_IOCTL 1
#define HAVE_IOCTL_FIONBIO 1
#define RETSIGTYPE void
#define SIZEOF_INT 4
#define SIZEOF_SHORT 2
#define SIZEOF_SIZE_T 4

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@ -376,9 +376,6 @@
/* Name of package */
#undef PACKAGE
/* Define as the return type of signal handlers (`int' or `void'). */
#define RETSIGTYPE void
/* The size of `int', as computed by sizeof. */
#define SIZEOF_INT 4

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@ -40,8 +40,6 @@
#define RANDOM_FILE "/dev/random"
#define VERSION "0.0.0" /* TODO */
#define RETSIGTYPE void
#define STDC_HEADERS 1
#ifdef _BITS64

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@ -353,9 +353,6 @@
/* Name of package */
#undef PACKAGE
/* Define as the return type of signal handlers (`int' or `void'). */
#define RETSIGTYPE void
/* The size of `int', as computed by sizeof. */
#define SIZEOF_INT 4

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@ -578,9 +578,6 @@
/* a suitable file to read random data from */
/* #undef RANDOM_FILE */
/* Define as the return type of signal handlers (`int' or `void'). */
#define RETSIGTYPE void
/* Define to the type of arg 1 for `select'. */
#define SELECT_TYPE_ARG1 int

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@ -769,9 +769,6 @@
/* Define to the function return type for recv. */
#define RECV_TYPE_RETV int
/* Define as the return type of signal handlers (`int' or `void'). */
#define RETSIGTYPE void
/* Define to the type qualifier of arg 5 for select. */
#define SELECT_QUAL_ARG5

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@ -362,9 +362,6 @@
/* Define if in_addr_t is not an available 'typedefed' type. */
#define in_addr_t unsigned long
/* Define to the return type of signal handlers (int or void). */
#define RETSIGTYPE void
/* Define if ssize_t is not an available 'typedefed' type. */
#ifndef _SSIZE_T_DEFINED
# if (defined(__WATCOMC__) && (__WATCOMC__ >= 1240)) || \

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@ -307,9 +307,6 @@
/* Define this if in_addr_t is not an available 'typedefed' type */
#define in_addr_t unsigned long
/* Define as the return type of signal handlers (int or void). */
#define RETSIGTYPE void
/* Define ssize_t if it is not an available 'typedefed' type */
#if (defined(__WATCOMC__) && (__WATCOMC__ >= 1240)) || defined(__POCC__)
#elif defined(_WIN64)

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@ -876,9 +876,6 @@
/* Define to the function return type for recv. */
#cmakedefine RECV_TYPE_RETV ${RECV_TYPE_RETV}
/* Define as the return type of signal handlers (`int' or `void'). */
#cmakedefine RETSIGTYPE ${RETSIGTYPE}
/* Define to the type qualifier of arg 5 for select. */
#cmakedefine SELECT_QUAL_ARG5 ${SELECT_QUAL_ARG5}

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@ -7,7 +7,7 @@
* | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
* Copyright (C) 1998 - 2020, Daniel Stenberg, <daniel@haxx.se>, et al.
* Copyright (C) 1998 - 2021, Daniel Stenberg, <daniel@haxx.se>, et al.
*
* This software is licensed as described in the file COPYING, which
* you should have received as part of this distribution. The terms
@ -350,15 +350,6 @@ typedef int sig_atomic_t;
#endif
/*
* Default return type for signal handlers.
*/
#ifndef RETSIGTYPE
#define RETSIGTYPE void
#endif
/*
* Macro used to include code only in debug builds.
*/

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@ -631,7 +631,7 @@ enum resolve_t Curl_resolv(struct Curl_easy *data,
* within a signal handler which is nonportable and could lead to problems.
*/
static
RETSIGTYPE alarmfunc(int sig)
void alarmfunc(int sig)
{
/* this is for "-ansi -Wall -pedantic" to stop complaining! (rabe) */
(void)sig;

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@ -28,7 +28,7 @@ $!
$! This procedure may not guess the options correctly for all architectures,
$! and is a work in progress.
$!
$! Copyright 2011 - 2020, John Malmberg
$! Copyright 2011 - 2021, John Malmberg
$!
$! Permission to use, copy, modify, and/or distribute this software for any
$! purpose with or without fee is hereby granted, provided that the above
@ -1855,16 +1855,6 @@ $ write tf "#endif"
$ goto cfgh_in_loop1
$ endif
$!
$! Process RETSIGTYPE directive
$!----------------------------------
$ if key2 .eqs. "RETSIGTYPE"
$ then
$ write tf "#ifndef RETSIGTYPE"
$ write tf "#define RETSIGTYPE void"
$ write tf "#endif"
$ goto cfgh_in_loop1
$ endif
$!
$! Process STDC_HEADERS (SAMBA!)
$!---------------------------
$ if key2 .eqs. "STDC_HEADERS"

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@ -5,7 +5,7 @@
* | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
* Copyright (C) 1998 - 2020, Daniel Stenberg, <daniel@haxx.se>, et al.
* Copyright (C) 1998 - 2021, Daniel Stenberg, <daniel@haxx.se>, et al.
*
* This software is licensed as described in the file COPYING, which
* you should have received as part of this distribution. The terms
@ -543,7 +543,7 @@ long timediff(struct timeval newer, struct timeval older)
/* vars used to keep around previous signal handlers */
typedef RETSIGTYPE (*SIGHANDLER_T)(int);
typedef void (*SIGHANDLER_T)(int);
#ifdef SIGHUP
static SIGHANDLER_T old_sighup_handler = SIG_ERR;
@ -591,7 +591,7 @@ HANDLE exit_event = NULL;
* The first time this is called it will set got_exit_signal to one and
* store in exit_signal the signal that triggered its execution.
*/
static RETSIGTYPE exit_signal_handler(int signum)
static void exit_signal_handler(int signum)
{
int old_errno = errno;
logmsg("exit_signal_handler: %d", signum);