[gnurl] 360/411: curl: add compatibility for Amiga and GCC 6.5

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nikita pushed a commit to branch master
in repository gnurl.

commit 0d16a49c16a868524a3e51d390b5ea106ce9b51c
Author: Oliver Urbann <oliver.urbann@tu-dortmund.de>
AuthorDate: Wed Nov 18 19:44:35 2020 +0100

    curl: add compatibility for Amiga and GCC 6.5
    
    Changes are mainly reordering and adding of includes required
    to compile with a more recent version of GCC.
    
    Closes #6220
---
 acinclude.m4        | 20 ++++++++++----------
 configure.ac        |  6 +++---
 include/curl/curl.h |  2 +-
 lib/curl_setup.h    |  6 ++++++
 src/tool_homedir.c  |  1 +
 5 files changed, 21 insertions(+), 14 deletions(-)

diff --git a/acinclude.m4 b/acinclude.m4
index 380a8fffc..61ecd4fe1 100644
--- a/acinclude.m4
+++ b/acinclude.m4
@@ -1880,11 +1880,6 @@ AC_DEFUN([CURL_CHECK_FUNC_SELECT], [
 #endif
 #endif
 #ifndef HAVE_WINDOWS_H
-#ifdef HAVE_PROTO_BSDSOCKET_H
-#include <proto/bsdsocket.h>
-struct Library *SocketBase = NULL;
-#define select(a,b,c,d,e) WaitSelect(a,b,c,d,e,0)
-#endif
 #ifdef HAVE_SYS_SELECT_H
 #include <sys/select.h>
 #elif defined(HAVE_UNISTD_H)
@@ -1893,6 +1888,11 @@ struct Library *SocketBase = NULL;
 #ifdef HAVE_SYS_SOCKET_H
 #include <sys/socket.h>
 #endif
+#ifdef HAVE_PROTO_BSDSOCKET_H
+#include <proto/bsdsocket.h>
+struct Library *SocketBase = NULL;
+#define select(a,b,c,d,e) WaitSelect(a,b,c,d,e,0)
+#endif
 #endif
     ]],[[
       select(0, 0, 0, 0, 0);
@@ -1945,11 +1945,6 @@ struct Library *SocketBase = NULL;
 #endif
 #endif
 #ifndef HAVE_WINDOWS_H
-#ifdef HAVE_PROTO_BSDSOCKET_H
-#include <proto/bsdsocket.h>
-struct Library *SocketBase = NULL;
-#define select(a,b,c,d,e) WaitSelect(a,b,c,d,e,0)
-#endif
 #ifdef HAVE_SYS_SELECT_H
 #include <sys/select.h>
 #elif defined(HAVE_UNISTD_H)
@@ -1958,6 +1953,11 @@ struct Library *SocketBase = NULL;
 #ifdef HAVE_SYS_SOCKET_H
 #include <sys/socket.h>
 #endif
+#ifdef HAVE_PROTO_BSDSOCKET_H
+#include <proto/bsdsocket.h>
+struct Library *SocketBase = NULL;
+#define select(a,b,c,d,e) WaitSelect(a,b,c,d,e,0)
+#endif
 #define SELECTCALLCONV
 #endif
 #ifndef HAVE_STRUCT_TIMEVAL
diff --git a/configure.ac b/configure.ac
index 1075511c9..39bdb5ef1 100755
--- a/configure.ac
+++ b/configure.ac
@@ -863,14 +863,14 @@ then
   ])
 fi
 
-if test "$HAVE_GETHOSTBYNAME" != "1"
+if test "$HAVE_GETHOSTBYNAME" != "1" -o "${with_amissl+set}" = set
 then
   dnl This is for AmigaOS with bsdsocket.library - needs testing before -lnet
   AC_MSG_CHECKING([for gethostbyname for AmigaOS bsdsocket.library])
   AC_LINK_IFELSE([
     AC_LANG_PROGRAM([[
-#include <proto/bsdsocket.h>
-struct Library *SocketBase = NULL;
+  #include <proto/bsdsocket.h>
+  struct Library *SocketBase = NULL;
     ]],[[
       gethostbyname("www.dummysite.com");
     ]])
diff --git a/include/curl/curl.h b/include/curl/curl.h
index 492a71cfe..a73418dce 100644
--- a/include/curl/curl.h
+++ b/include/curl/curl.h
@@ -74,7 +74,7 @@
 #if defined(_AIX) || defined(__NOVELL_LIBC__) || defined(__NetBSD__) || \
     defined(__minix) || defined(__SYMBIAN32__) || defined(__INTEGRITY) || \
     defined(ANDROID) || defined(__ANDROID__) || defined(__OpenBSD__) || \
-    defined(__CYGWIN__) || \
+    defined(__CYGWIN__) || defined(AMIGA) || \
    (defined(__FreeBSD_version) && (__FreeBSD_version < 800000))
 #include <sys/select.h>
 #endif
diff --git a/lib/curl_setup.h b/lib/curl_setup.h
index def1317b2..59fb3fd53 100644
--- a/lib/curl_setup.h
+++ b/lib/curl_setup.h
@@ -277,10 +277,16 @@
 #  include <exec/execbase.h>
 #  include <proto/exec.h>
 #  include <proto/dos.h>
+#  include <unistd.h>
 #  ifdef HAVE_PROTO_BSDSOCKET_H
 #    include <proto/bsdsocket.h> /* ensure bsdsocket.library use */
 #    define select(a,b,c,d,e) WaitSelect(a,b,c,d,e,0)
 #  endif
+/*
+ * In clib2 arpa/inet.h warns that some prototypes may clash
+ * with bsdsocket.library. This avoids the definition of those.
+ */
+#  define __NO_NET_API
 #endif
 
 #include <stdio.h>
diff --git a/src/tool_homedir.c b/src/tool_homedir.c
index 25e13101a..632bdcc4f 100644
--- a/src/tool_homedir.c
+++ b/src/tool_homedir.c
@@ -22,6 +22,7 @@
 #include "tool_setup.h"
 
 #ifdef HAVE_PWD_H
+#  undef __NO_NET_API /* required for building for AmigaOS */
 #  include <pwd.h>
 #endif
 

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