configure/cmake: remove checks for unused gethostbyaddr and gethostbyaddr_r

Closes #7276

2 files changed, 0 insertions, 275 deletions

diff --git a/m4/curl-functions.m4 b/m4/curl-functions.m4
index ffade127d..d8e3e2858 100644
--- a/m4/curl-functions.m4
+++ b/m4/curl-functions.m4
@@ -2136,245 +2136,6 @@ AC_DEFUN([CURL_CHECK_FUNC_GETADDRINFO], [
 ])
 
 
-dnl CURL_CHECK_FUNC_GETHOSTBYADDR
-dnl -------------------------------------------------
-dnl Verify if gethostbyaddr is available, prototyped,
-dnl and can be compiled. If all of these are true,
-dnl and usage has not been previously disallowed with
-dnl shell variable curl_disallow_gethostbyaddr, then
-dnl HAVE_GETHOSTBYADDR will be defined.
-
-AC_DEFUN([CURL_CHECK_FUNC_GETHOSTBYADDR], [
-  AC_REQUIRE([CURL_INCLUDES_WINSOCK2])dnl
-  AC_REQUIRE([CURL_INCLUDES_NETDB])dnl
-  #
-  tst_links_gethostbyaddr="unknown"
-  tst_proto_gethostbyaddr="unknown"
-  tst_compi_gethostbyaddr="unknown"
-  tst_allow_gethostbyaddr="unknown"
-  #
-  AC_MSG_CHECKING([if gethostbyaddr can be linked])
-  AC_LINK_IFELSE([
-    AC_LANG_PROGRAM([[
-      $curl_includes_winsock2
-      $curl_includes_bsdsocket
-      $curl_includes_netdb
-    ]],[[
-      if(0 != gethostbyaddr(0, 0, 0))
-        return 1;
-    ]])
-  ],[
-    AC_MSG_RESULT([yes])
-    tst_links_gethostbyaddr="yes"
-  ],[
-    AC_MSG_RESULT([no])
-    tst_links_gethostbyaddr="no"
-  ])
-  #
-  if test "$tst_links_gethostbyaddr" = "yes"; then
-    AC_MSG_CHECKING([if gethostbyaddr is prototyped])
-    AC_EGREP_CPP([gethostbyaddr],[
-      $curl_includes_winsock2
-      $curl_includes_bsdsocket
-      $curl_includes_netdb
-    ],[
-      AC_MSG_RESULT([yes])
-      tst_proto_gethostbyaddr="yes"
-    ],[
-      AC_MSG_RESULT([no])
-      tst_proto_gethostbyaddr="no"
-    ])
-  fi
-  #
-  if test "$tst_proto_gethostbyaddr" = "yes"; then
-    AC_MSG_CHECKING([if gethostbyaddr is compilable])
-    AC_COMPILE_IFELSE([
-      AC_LANG_PROGRAM([[
-        $curl_includes_winsock2
-      $curl_includes_bsdsocket
-        $curl_includes_netdb
-      ]],[[
-        if(0 != gethostbyaddr(0, 0, 0))
-          return 1;
-      ]])
-    ],[
-      AC_MSG_RESULT([yes])
-      tst_compi_gethostbyaddr="yes"
-    ],[
-      AC_MSG_RESULT([no])
-      tst_compi_gethostbyaddr="no"
-    ])
-  fi
-  #
-  if test "$tst_compi_gethostbyaddr" = "yes"; then
-    AC_MSG_CHECKING([if gethostbyaddr usage allowed])
-    if test "x$curl_disallow_gethostbyaddr" != "xyes"; then
-      AC_MSG_RESULT([yes])
-      tst_allow_gethostbyaddr="yes"
-    else
-      AC_MSG_RESULT([no])
-      tst_allow_gethostbyaddr="no"
-    fi
-  fi
-  #
-  AC_MSG_CHECKING([if gethostbyaddr might be used])
-  if test "$tst_links_gethostbyaddr" = "yes" &&
-     test "$tst_proto_gethostbyaddr" = "yes" &&
-     test "$tst_compi_gethostbyaddr" = "yes" &&
-     test "$tst_allow_gethostbyaddr" = "yes"; then
-    AC_MSG_RESULT([yes])
-    AC_DEFINE_UNQUOTED(HAVE_GETHOSTBYADDR, 1,
-      [Define to 1 if you have the gethostbyaddr function.])
-    curl_cv_func_gethostbyaddr="yes"
-  else
-    AC_MSG_RESULT([no])
-    curl_cv_func_gethostbyaddr="no"
-  fi
-])
-
-
-dnl CURL_CHECK_FUNC_GETHOSTBYADDR_R
-dnl -------------------------------------------------
-dnl Verify if gethostbyaddr_r is available, prototyped,
-dnl and can be compiled. If all of these are true, and
-dnl usage has not been previously disallowed with
-dnl shell variable curl_disallow_gethostbyaddr_r, then
-dnl HAVE_GETHOSTBYADDR_R will be defined.
-
-AC_DEFUN([CURL_CHECK_FUNC_GETHOSTBYADDR_R], [
-  AC_REQUIRE([CURL_INCLUDES_NETDB])dnl
-  #
-  tst_links_gethostbyaddr_r="unknown"
-  tst_proto_gethostbyaddr_r="unknown"
-  tst_compi_gethostbyaddr_r="unknown"
-  tst_allow_gethostbyaddr_r="unknown"
-  tst_nargs_gethostbyaddr_r="unknown"
-  #
-  AC_MSG_CHECKING([if gethostbyaddr_r can be linked])
-  AC_LINK_IFELSE([
-    AC_LANG_FUNC_LINK_TRY([gethostbyaddr_r])
-  ],[
-    AC_MSG_RESULT([yes])
-    tst_links_gethostbyaddr_r="yes"
-  ],[
-    AC_MSG_RESULT([no])
-    tst_links_gethostbyaddr_r="no"
-  ])
-  #
-  if test "$tst_links_gethostbyaddr_r" = "yes"; then
-    AC_MSG_CHECKING([if gethostbyaddr_r is prototyped])
-    AC_EGREP_CPP([gethostbyaddr_r],[
-      $curl_includes_netdb
-    ],[
-      AC_MSG_RESULT([yes])
-      tst_proto_gethostbyaddr_r="yes"
-    ],[
-      AC_MSG_RESULT([no])
-      tst_proto_gethostbyaddr_r="no"
-    ])
-  fi
-  #
-  if test "$tst_proto_gethostbyaddr_r" = "yes"; then
-    if test "$tst_nargs_gethostbyaddr_r" = "unknown"; then
-      AC_MSG_CHECKING([if gethostbyaddr_r takes 5 args.])
-      AC_COMPILE_IFELSE([
-        AC_LANG_PROGRAM([[
-          $curl_includes_netdb
-        ]],[[
-          if(0 != gethostbyaddr_r(0, 0, 0, 0, 0))
-            return 1;
-        ]])
-      ],[
-        AC_MSG_RESULT([yes])
-        tst_compi_gethostbyaddr_r="yes"
-        tst_nargs_gethostbyaddr_r="5"
-      ],[
-        AC_MSG_RESULT([no])
-        tst_compi_gethostbyaddr_r="no"
-      ])
-    fi
-    if test "$tst_nargs_gethostbyaddr_r" = "unknown"; then
-      AC_MSG_CHECKING([if gethostbyaddr_r takes 7 args.])
-      AC_COMPILE_IFELSE([
-        AC_LANG_PROGRAM([[
-          $curl_includes_netdb
-        ]],[[
-          if(0 != gethostbyaddr_r(0, 0, 0, 0, 0, 0, 0))
-            return 1;
-        ]])
-      ],[
-        AC_MSG_RESULT([yes])
-        tst_compi_gethostbyaddr_r="yes"
-        tst_nargs_gethostbyaddr_r="7"
-      ],[
-        AC_MSG_RESULT([no])
-        tst_compi_gethostbyaddr_r="no"
-      ])
-    fi
-    if test "$tst_nargs_gethostbyaddr_r" = "unknown"; then
-      AC_MSG_CHECKING([if gethostbyaddr_r takes 8 args.])
-      AC_COMPILE_IFELSE([
-        AC_LANG_PROGRAM([[
-          $curl_includes_netdb
-        ]],[[
-          if(0 != gethostbyaddr_r(0, 0, 0, 0, 0, 0, 0, 0))
-            return 1;
-        ]])
-      ],[
-        AC_MSG_RESULT([yes])
-        tst_compi_gethostbyaddr_r="yes"
-        tst_nargs_gethostbyaddr_r="8"
-      ],[
-        AC_MSG_RESULT([no])
-        tst_compi_gethostbyaddr_r="no"
-      ])
-    fi
-    AC_MSG_CHECKING([if gethostbyaddr_r is compilable])
-    if test "$tst_compi_gethostbyaddr_r" = "yes"; then
-      AC_MSG_RESULT([yes])
-    else
-      AC_MSG_RESULT([no])
-    fi
-  fi
-  #
-  if test "$tst_compi_gethostbyaddr_r" = "yes"; then
-    AC_MSG_CHECKING([if gethostbyaddr_r usage allowed])
-    if test "x$curl_disallow_gethostbyaddr_r" != "xyes"; then
-      AC_MSG_RESULT([yes])
-      tst_allow_gethostbyaddr_r="yes"
-    else
-      AC_MSG_RESULT([no])
-      tst_allow_gethostbyaddr_r="no"
-    fi
-  fi
-  #
-  AC_MSG_CHECKING([if gethostbyaddr_r might be used])
-  if test "$tst_links_gethostbyaddr_r" = "yes" &&
-     test "$tst_proto_gethostbyaddr_r" = "yes" &&
-     test "$tst_compi_gethostbyaddr_r" = "yes" &&
-     test "$tst_allow_gethostbyaddr_r" = "yes"; then
-    AC_MSG_RESULT([yes])
-    AC_DEFINE_UNQUOTED(HAVE_GETHOSTBYADDR_R, 1,
-      [Define to 1 if you have the gethostbyaddr_r function.])
-    dnl AC_DEFINE_UNQUOTED(GETHOSTBYADDR_R_ARGS, $tst_nargs_gethostbyaddr_r,
-    dnl   [Specifies the number of arguments to gethostbyaddr_r])
-    #
-    if test "$tst_nargs_gethostbyaddr_r" -eq "5"; then
-      AC_DEFINE(HAVE_GETHOSTBYADDR_R_5, 1, [gethostbyaddr_r() takes 5 args])
-    elif test "$tst_nargs_gethostbyaddr_r" -eq "7"; then
-      AC_DEFINE(HAVE_GETHOSTBYADDR_R_7, 1, [gethostbyaddr_r() takes 7 args])
-    elif test "$tst_nargs_gethostbyaddr_r" -eq "8"; then
-      AC_DEFINE(HAVE_GETHOSTBYADDR_R_8, 1, [gethostbyaddr_r() takes 8 args])
-    fi
-    #
-    curl_cv_func_gethostbyaddr_r="yes"
-  else
-    AC_MSG_RESULT([no])
-    curl_cv_func_gethostbyaddr_r="no"
-  fi
-])
-
-
 dnl CURL_CHECK_FUNC_GETHOSTBYNAME
 dnl -------------------------------------------------
 dnl Verify if gethostbyname is available, prototyped,
diff --git a/m4/curl-reentrant.m4 b/m4/curl-reentrant.m4
index 3e4d6a969..1ca047908 100644
--- a/m4/curl-reentrant.m4
+++ b/m4/curl-reentrant.m4
@@ -214,39 +214,6 @@ AC_DEFUN([CURL_CHECK_NEED_REENTRANT_STRTOK_R], [
 ])
 
 
-dnl CURL_CHECK_NEED_REENTRANT_GETHOSTBYADDR_R
-dnl -------------------------------------------------
-dnl Checks if the preprocessor _REENTRANT definition
-dnl makes function gethostbyaddr_r compiler visible.
-
-AC_DEFUN([CURL_CHECK_NEED_REENTRANT_GETHOSTBYADDR_R], [
-  AC_LINK_IFELSE([
-    AC_LANG_FUNC_LINK_TRY([gethostbyaddr_r])
-  ],[
-    tmp_gethostbyaddr_r="yes"
-  ],[
-    tmp_gethostbyaddr_r="no"
-  ])
-  if test "$tmp_gethostbyaddr_r" = "yes"; then
-    AC_EGREP_CPP([gethostbyaddr_r],[
-#include <sys/types.h>
-#include <netdb.h>
-    ],[
-      tmp_gethostbyaddr_r="proto_declared"
-    ],[
-      AC_EGREP_CPP([gethostbyaddr_r],[
-#define _REENTRANT
-#include <sys/types.h>
-#include <netdb.h>
-      ],[
-        tmp_gethostbyaddr_r="proto_needs_reentrant"
-        tmp_need_reentrant="yes"
-      ])
-    ])
-  fi
-])
-
-
 dnl CURL_CHECK_NEED_REENTRANT_GETHOSTBYNAME_R
 dnl -------------------------------------------------
 dnl Checks if the preprocessor _REENTRANT definition
@@ -333,9 +300,6 @@ AC_DEFUN([CURL_CHECK_NEED_REENTRANT_FUNCTIONS_R], [
     CURL_CHECK_NEED_REENTRANT_STRTOK_R
   fi
   if test "$tmp_need_reentrant" = "no"; then
-    CURL_CHECK_NEED_REENTRANT_GETHOSTBYADDR_R
-  fi
-  if test "$tmp_need_reentrant" = "no"; then
     CURL_CHECK_NEED_REENTRANT_GETHOSTBYNAME_R
   fi
   if test "$tmp_need_reentrant" = "no"; then