remove support for BSD/OS (closes bpo-31624) (python#3812)

Author: benjaminp

Include/pyport.h

@@ -556,16 +556,6 @@ extern char * _getpty(int *, int, mode_t, int);
 #include <sys/termio.h>
 #endif
 
-#if defined(HAVE_OPENPTY) || defined(HAVE_FORKPTY)
-#if !defined(HAVE_PTY_H) && !defined(HAVE_LIBUTIL_H)
-/* BSDI does not supply a prototype for the 'openpty' and 'forkpty'
-   functions, even though they are included in libutil. */
-#include <termios.h>
-extern int openpty(int *, int *, char *, struct termios *, struct winsize *);
-extern pid_t forkpty(int *, char *, struct termios *, struct winsize *);
-#endif /* !defined(HAVE_PTY_H) && !defined(HAVE_LIBUTIL_H) */
-#endif /* defined(HAVE_OPENPTY) || defined(HAVE_FORKPTY) */
-
 
 /* On 4.4BSD-descendants, ctype functions serves the whole range of
  * wchar_t character set rather than single byte code points only.

Include/unicodeobject.h

@@ -104,10 +104,6 @@ typedef wchar_t Py_UNICODE /* Py_DEPRECATED(3.3) */;
 #endif
 
 #ifdef HAVE_WCHAR_H
-/* Work around a cosmetic bug in BSDI 4.x wchar.h; thanks to Thomas Wouters */
-# ifdef _HAVE_BSDI
-#  include <time.h>
-# endif
 #  include <wchar.h>
 #endif
 

Lib/distutils/util.py

@@ -53,8 +53,8 @@ def get_platform ():
 
     (osname, host, release, version, machine) = os.uname()
 
-    # Convert the OS name to lowercase, remove '/' characters
-    # (to accommodate BSD/OS), and translate spaces (for "Power Macintosh")
+    # Convert the OS name to lowercase, remove '/' characters, and translate
+    # spaces (for "Power Macintosh")
     osname = osname.lower().replace('/', '')
     machine = machine.replace(' ', '_')
     machine = machine.replace('/', '-')

Lib/sysconfig.py

@@ -632,8 +632,8 @@ def get_platform():
     # Try to distinguish various flavours of Unix
     osname, host, release, version, machine = os.uname()
 
-    # Convert the OS name to lowercase, remove '/' characters
-    # (to accommodate BSD/OS), and translate spaces (for "Power Macintosh")
+    # Convert the OS name to lowercase, remove '/' characters, and translate
+    # spaces (for "Power Macintosh")
     osname = osname.lower().replace('/', '')
     machine = machine.replace(' ', '_')
     machine = machine.replace('/', '-')

Lib/test/test_fcntl.py

@@ -22,7 +22,7 @@ def get_lockdata():
     else:
         start_len = "qq"
 
-    if (sys.platform.startswith(('netbsd', 'freebsd', 'openbsd', 'bsdos'))
+    if (sys.platform.startswith(('netbsd', 'freebsd', 'openbsd'))
         or sys.platform == 'darwin'):
         if struct.calcsize('l') == 8:
             off_t = 'l'

Misc/NEWS.d/next/Build/2017-09-28-20-54-52.bpo-31624.11w91_.rst

@@ -0,0 +1 @@
+Remove support for BSD/OS.

Modules/posixmodule.c

@@ -3967,7 +3967,7 @@ os_nice_impl(PyObject *module, int increment)
 
     /* There are two flavours of 'nice': one that returns the new
        priority (as required by almost all standards out there) and the
-       Linux/FreeBSD/BSDI one, which returns '0' on success and advices
+       Linux/FreeBSD one, which returns '0' on success and advices
        the use of getpriority() to get the new priority.
 
        If we are of the nice family that returns the new priority, we

Python/thread_pthread.h

@@ -149,25 +149,6 @@ typedef struct {
 /*
  * Initialization.
  */
-
-#if defined(_HAVE_BSDI)
-static
-void _noop(void)
-{
-}
-
-static void
-PyThread__init_thread(void)
-{
-    /* DO AN INIT BY STARTING THE THREAD */
-    static int dummy = 0;
-    pthread_t thread1;
-    pthread_create(&thread1, NULL, (void *) _noop, &dummy);
-    pthread_join(thread1, NULL);
-}
-
-#else /* !_HAVE_BSDI */
-
 static void
 PyThread__init_thread(void)
 {
@@ -177,8 +158,6 @@ PyThread__init_thread(void)
 #endif
 }
 
-#endif /* !_HAVE_BSDI */
-
 /*
  * Thread support.
  */

configure

@@ -5703,13 +5703,6 @@ $as_echo "no" >&6; }
 fi
 rmdir CaseSensitiveTestDir
 
-case $MACHDEP in
-bsdos*)
-    case $CC in
-    gcc) CC="$CC -D_HAVE_BSDI";;
-    esac;;
-esac
-
 case $ac_sys_system in
 hp*|HP*)
     case $CC in
@@ -6263,8 +6256,8 @@ fi
 
 
 case $MACHDEP in
-bsdos*|hp*|HP*)
-	# install -d does not work on BSDI or HP-UX
+hp*|HP*)
+	# install -d does not work on HP-UX
 	if test -z "$INSTALL"
 	then
 		INSTALL="${srcdir}/install-sh -c"
@@ -9228,9 +9221,6 @@ then
 	Linux*|GNU*|QNX*)
 		LDSHARED='$(CC) -shared'
 		LDCXXSHARED='$(CXX) -shared';;
-	BSD/OS*/4*)
-		LDSHARED="gcc -shared"
-		LDCXXSHARED="g++ -shared";;
 	FreeBSD*)
 		if [ "`$CC -dM -E - </dev/null | grep __ELF__`" != "" ]
 		then
@@ -9298,7 +9288,6 @@ then
 		 fi;;
 	Linux-android*) ;;
 	Linux*|GNU*) CCSHARED="-fPIC";;
-	BSD/OS*/4*) CCSHARED="-fpic";;
 	FreeBSD*|NetBSD*|OpenBSD*|DragonFly*) CCSHARED="-fPIC";;
 	OpenUNIX*|UnixWare*)
 		if test "$GCC" = "yes"
@@ -9325,7 +9314,6 @@ then
 	hp*|HP*)
 	    LINKFORSHARED="-Wl,-E -Wl,+s";;
 #	    LINKFORSHARED="-Wl,-E -Wl,+s -Wl,+b\$(BINLIBDEST)/lib-dynload";;
-	BSD/OS/4*) LINKFORSHARED="-Xlinker -export-dynamic";;
 	Linux-android*) LINKFORSHARED="-pie -Xlinker -export-dynamic";;
 	Linux*|GNU*) LINKFORSHARED="-Xlinker -export-dynamic";;
 	# -u libsys_s pulls in all symbols in libsys

configure.ac

@@ -948,13 +948,6 @@ else
 fi
 rmdir CaseSensitiveTestDir
 
-case $MACHDEP in
-bsdos*)
-    case $CC in
-    gcc) CC="$CC -D_HAVE_BSDI";;
-    esac;;
-esac
-
 case $ac_sys_system in
 hp*|HP*)
     case $CC in
@@ -1191,8 +1184,8 @@ AC_SUBST(READELF)
 
 
 case $MACHDEP in
-bsdos*|hp*|HP*)
-	# install -d does not work on BSDI or HP-UX
+hp*|HP*)
+	# install -d does not work on HP-UX
 	if test -z "$INSTALL"
 	then
 		INSTALL="${srcdir}/install-sh -c"
@@ -2492,9 +2485,6 @@ then
 	Linux*|GNU*|QNX*)
 		LDSHARED='$(CC) -shared'
 		LDCXXSHARED='$(CXX) -shared';;
-	BSD/OS*/4*)
-		LDSHARED="gcc -shared"
-		LDCXXSHARED="g++ -shared";;
 	FreeBSD*)
 		if [[ "`$CC -dM -E - </dev/null | grep __ELF__`" != "" ]]
 		then
@@ -2560,7 +2550,6 @@ then
 		 fi;;
 	Linux-android*) ;;
 	Linux*|GNU*) CCSHARED="-fPIC";;
-	BSD/OS*/4*) CCSHARED="-fpic";;
 	FreeBSD*|NetBSD*|OpenBSD*|DragonFly*) CCSHARED="-fPIC";;
 	OpenUNIX*|UnixWare*)
 		if test "$GCC" = "yes"
@@ -2585,7 +2574,6 @@ then
 	hp*|HP*)
 	    LINKFORSHARED="-Wl,-E -Wl,+s";;
 #	    LINKFORSHARED="-Wl,-E -Wl,+s -Wl,+b\$(BINLIBDEST)/lib-dynload";;
-	BSD/OS/4*) LINKFORSHARED="-Xlinker -export-dynamic";;
 	Linux-android*) LINKFORSHARED="-pie -Xlinker -export-dynamic";;
 	Linux*|GNU*) LINKFORSHARED="-Xlinker -export-dynamic";;
 	# -u libsys_s pulls in all symbols in libsys