Create and populate OS/2 EMX port platform specific library directory:

  Lib/plat-os2emx/
    IN.py
    SOCKET.py
    grp.py
    pwd.py       // pwd module that can process real passwd files
    regen

Lib/plat-os2emx/IN.py

+# Generated by h2py from f:/emx/include/netinet/in.h
+
+# Included from sys/param.h
+PAGE_SIZE = 0x1000
+HZ = 100
+MAXNAMLEN = 260
+MAXPATHLEN = 260
+def htonl(X): return _swapl(X)
+
+def ntohl(X): return _swapl(X)
+
+def htons(X): return _swaps(X)
+
+def ntohs(X): return _swaps(X)
+
+IPPROTO_IP = 0
+IPPROTO_ICMP = 1
+IPPROTO_IGMP = 2
+IPPROTO_GGP = 3
+IPPROTO_TCP = 6
+IPPROTO_EGP = 8
+IPPROTO_PUP = 12
+IPPROTO_UDP = 17
+IPPROTO_IDP = 22
+IPPROTO_TP = 29
+IPPROTO_EON = 80
+IPPROTO_RAW = 255
+IPPROTO_MAX = 256
+IPPORT_RESERVED = 1024
+IPPORT_USERRESERVED = 5000
+def IN_CLASSA(i): return (((long)(i) & 0x80000000) == 0)
+
+IN_CLASSA_NET = 0xff000000
+IN_CLASSA_NSHIFT = 24
+IN_CLASSA_HOST = 0x00ffffff
+IN_CLASSA_MAX = 128
+def IN_CLASSB(i): return (((long)(i) & 0xc0000000) == 0x80000000)
+
+IN_CLASSB_NET = 0xffff0000
+IN_CLASSB_NSHIFT = 16
+IN_CLASSB_HOST = 0x0000ffff
+IN_CLASSB_MAX = 65536
+def IN_CLASSC(i): return (((long)(i) & 0xe0000000) == 0xc0000000)
+
+IN_CLASSC_NET = 0xffffff00
+IN_CLASSC_NSHIFT = 8
+IN_CLASSC_HOST = 0x000000ff
+def IN_CLASSD(i): return (((long)(i) & 0xf0000000) == 0xe0000000)
+
+IN_CLASSD_NET = 0xf0000000
+IN_CLASSD_NSHIFT = 28
+IN_CLASSD_HOST = 0x0fffffff
+def IN_MULTICAST(i): return IN_CLASSD(i)
+
+def IN_EXPERIMENTAL(i): return (((long)(i) & 0xe0000000) == 0xe0000000)
+
+def IN_BADCLASS(i): return (((long)(i) & 0xf0000000) == 0xf0000000)
+
+INADDR_ANY = 0x00000000
+INADDR_LOOPBACK = 0x7f000001
+INADDR_BROADCAST = 0xffffffff
+INADDR_NONE = 0xffffffff
+INADDR_UNSPEC_GROUP = 0xe0000000
+INADDR_ALLHOSTS_GROUP = 0xe0000001
+INADDR_MAX_LOCAL_GROUP = 0xe00000ff
+IN_LOOPBACKNET = 127
+IP_OPTIONS = 1
+IP_MULTICAST_IF = 2
+IP_MULTICAST_TTL = 3
+IP_MULTICAST_LOOP = 4
+IP_ADD_MEMBERSHIP = 5
+IP_DROP_MEMBERSHIP = 6
+IP_HDRINCL = 2
+IP_TOS = 3
+IP_TTL = 4
+IP_RECVOPTS = 5
+IP_RECVRETOPTS = 6
+IP_RECVDSTADDR = 7
+IP_RETOPTS = 8
+IP_DEFAULT_MULTICAST_TTL = 1
+IP_DEFAULT_MULTICAST_LOOP = 1
+IP_MAX_MEMBERSHIPS = 20

Lib/plat-os2emx/SOCKET.py

+# Generated by h2py from f:/emx/include/sys/socket.h
+
+# Included from sys/types.h
+FD_SETSIZE = 256
+
+# Included from sys/uio.h
+FREAD = 1
+FWRITE = 2
+SOCK_STREAM = 1
+SOCK_DGRAM = 2
+SOCK_RAW = 3
+SOCK_RDM = 4
+SOCK_SEQPACKET = 5
+SO_DEBUG = 0x0001
+SO_ACCEPTCONN = 0x0002
+SO_REUSEADDR = 0x0004
+SO_KEEPALIVE = 0x0008
+SO_DONTROUTE = 0x0010
+SO_BROADCAST = 0x0020
+SO_USELOOPBACK = 0x0040
+SO_LINGER = 0x0080
+SO_OOBINLINE = 0x0100
+SO_L_BROADCAST = 0x0200
+SO_RCV_SHUTDOWN = 0x0400
+SO_SND_SHUTDOWN = 0x0800
+SO_SNDBUF = 0x1001
+SO_RCVBUF = 0x1002
+SO_SNDLOWAT = 0x1003
+SO_RCVLOWAT = 0x1004
+SO_SNDTIMEO = 0x1005
+SO_RCVTIMEO = 0x1006
+SO_ERROR = 0x1007
+SO_TYPE = 0x1008
+SO_OPTIONS = 0x1010
+SOL_SOCKET = 0xffff
+AF_UNSPEC = 0
+AF_UNIX = 1
+AF_INET = 2
+AF_IMPLINK = 3
+AF_PUP = 4
+AF_CHAOS = 5
+AF_NS = 6
+AF_NBS = 7
+AF_ISO = 7
+AF_OSI = AF_ISO
+AF_ECMA = 8
+AF_DATAKIT = 9
+AF_CCITT = 10
+AF_SNA = 11
+AF_DECnet = 12
+AF_DLI = 13
+AF_LAT = 14
+AF_HYLINK = 15
+AF_APPLETALK = 16
+AF_NB = 17
+AF_NETBIOS = AF_NB
+AF_OS2 = AF_UNIX
+AF_MAX = 18
+PF_UNSPEC = AF_UNSPEC
+PF_UNIX = AF_UNIX
+PF_INET = AF_INET
+PF_IMPLINK = AF_IMPLINK
+PF_PUP = AF_PUP
+PF_CHAOS = AF_CHAOS
+PF_NS = AF_NS
+PF_NBS = AF_NBS
+PF_ISO = AF_ISO
+PF_OSI = AF_ISO
+PF_ECMA = AF_ECMA
+PF_DATAKIT = AF_DATAKIT
+PF_CCITT = AF_CCITT
+PF_SNA = AF_SNA
+PF_DECnet = AF_DECnet
+PF_DLI = AF_DLI
+PF_LAT = AF_LAT
+PF_HYLINK = AF_HYLINK
+PF_APPLETALK = AF_APPLETALK
+PF_NB = AF_NB
+PF_NETBIOS = AF_NB
+PF_OS2 = AF_UNIX
+PF_MAX = AF_MAX
+SOMAXCONN = 5
+MSG_OOB = 0x1
+MSG_PEEK = 0x2
+MSG_DONTROUTE = 0x4
+MSG_EOR = 0x8
+MSG_TRUNC = 0x10
+MSG_CTRUNC = 0x20
+MSG_WAITALL = 0x40
+MSG_MAXIOVLEN = 16
+SCM_RIGHTS = 0x01
+MT_FREE = 0
+MT_DATA = 1
+MT_HEADER = 2
+MT_SOCKET = 3
+MT_PCB = 4
+MT_RTABLE = 5
+MT_HTABLE = 6
+MT_ATABLE = 7
+MT_SONAME = 8
+MT_ZOMBIE = 9
+MT_SOOPTS = 10
+MT_FTABLE = 11
+MT_RIGHTS = 12
+MT_IFADDR = 13
+MAXSOCKETS = 2048

Lib/plat-os2emx/grp.py

+# this module is an OS/2 oriented replacement for the grp standard
+# extension module.
+
+# written by Andrew MacIntyre, April 2001.
+# released into the public domain "as is", with NO WARRANTY
+
+# note that this implementation checks whether ":" or ";" as used as 
+# the field separator character.
+
+"""Replacement for grp standard extension module, intended for use on 
+OS/2 and similar systems which don't normally have an /etc/group file.
+
+The standard Unix group database is an ASCII text file with 4 fields per
+record (line), separated by a colon:
+  - group name (string)
+  - group password (optional encrypted string)
+  - group id (integer)
+  - group members (comma delimited list of userids, with no spaces)
+
+Note that members are only included in the group file for groups that 
+aren't their primary groups.
+(see the section 8.2 of the Python Library Reference)
+
+This implementation differs from the standard Unix implementation by 
+allowing use of the platform's native path separator character - ';' on OS/2, 
+DOS and MS-Windows - as the field separator in addition to the Unix 
+standard ":".
+
+The module looks for the group database at the following locations 
+(in order first to last):
+  - ${ETC_GROUP}              (or %ETC_GROUP%)
+  - ${ETC}/group              (or %ETC%/group)
+  - ${PYTHONHOME}/Etc/group   (or %PYTHONHOME%/Etc/group)
+
+Classes
+-------
+
+None
+
+Functions
+---------
+
+getgrgid(gid) -  return the record for group-id gid as a 4-tuple
+
+getgrnam(name) - return the record for group 'name' as a 4-tuple
+
+getgrall() -     return a list of 4-tuples, each tuple being one record
+                 (NOTE: the order is arbitrary)
+
+Attributes
+----------
+
+group_file -     the path of the group database file
+
+"""
+
+import os
+
+# try and find the group file
+__group_path = []
+if os.environ.has_key('ETC_GROUP'):
+    __group_path.append(os.environ['ETC_GROUP'])
+if os.environ.has_key('ETC'):
+    __group_path.append('%s/group' % os.environ['ETC'])
+if os.environ.has_key('PYTHONHOME'):
+    __group_path.append('%s/Etc/group' % os.environ['PYTHONHOME'])
+
+group_file = None
+for __i in __group_path:
+    try:
+        __f = open(__i, 'r')
+        __f.close()
+        group_file = __i
+        break
+    except:
+        pass
+
+# decide what field separator we can try to use - Unix standard, with
+# the platform's path separator as an option.  No special field conversion
+# handlers are required for the group file.
+__field_sep = [':']
+if os.pathsep:
+    if os.pathsep != ':':
+        __field_sep.append(os.pathsep)
+
+# helper routine to identify which separator character is in use
+def __get_field_sep(record):
+    fs = None
+    for c in __field_sep:
+        # there should be 3 delimiter characters (for 4 fields)
+        if record.count(c) == 3:
+            fs = c
+            break
+    if fs:
+        return fs
+    else:
+        raise KeyError, '>> group database fields not delimited <<'
+
+# read the whole file, parsing each entry into tuple form
+# with dictionaries to speed recall by GID or group name
+def __read_group_file():
+    if group_file:
+        group = open(group_file, 'r')
+    else:
+        raise KeyError, '>> no group database <<'
+    gidx = {}
+    namx = {}
+    sep = None
+    while 1:
+        entry = group.readline().strip()
+        if len(entry) > 3:
+            if sep == None:
+                sep = __get_field_sep(entry)
+            fields = entry.split(sep)
+            fields[2] = int(fields[2])
+            record = tuple(fields)
+            if not gidx.has_key(fields[2]):
+                gidx[fields[2]] = record
+            if not namx.has_key(fields[0]):
+                namx[fields[0]] = record
+        elif len(entry) > 0:
+            pass                         # skip empty or malformed records
+        else:
+            break
+    group.close()
+    if len(gidx) == 0:
+        raise KeyError
+    return (gidx, namx)
+
+# return the group database entry by GID
+def getgrgid(gid):
+    g, n = __read_group_file()
+    return g[gid]
+
+# return the group database entry by group name
+def getgrnam(name):
+    g, n = __read_group_file()
+    return n[name]
+
+# return all the group database entries
+def getgrall():
+    g, n = __read_group_file()
+    return g.values()
+
+# test harness
+if __name__ == '__main__':
+    getgrall()

Lib/plat-os2emx/pwd.py

+# this module is an OS/2 oriented replacement for the pwd standard
+# extension module.
+
+# written by Andrew MacIntyre, April 2001.
+# released into the public domain "as is", with NO WARRANTY
+
+# note that this implementation checks whether ":" or ";" as used as 
+# the field separator character.  Path conversions are are applied when
+# the database uses ":" as the field separator character.
+
+"""Replacement for pwd standard extension module, intended for use on 
+OS/2 and similar systems which don't normally have an /etc/passwd file.
+
+The standard Unix password database is an ASCII text file with 7 fields 
+per record (line), separated by a colon:
+  - user name (string)
+  - password (encrypted string, or "*" or "")
+  - user id (integer)
+  - group id (integer)
+  - description (usually user's name)
+  - home directory (path to user's home directory)
+  - shell (path to the user's login shell)
+
+(see the section 8.1 of the Python Library Reference)
+
+This implementation differs from the standard Unix implementation by 
+allowing use of the platform's native path separator character - ';' on OS/2, 
+DOS and MS-Windows - as the field separator in addition to the Unix 
+standard ":".  Additionally, when ":" is the separator path conversions 
+are applied to deal with any munging of the drive letter reference.
+
+The module looks for the password database at the following locations 
+(in order first to last):
+  - ${ETC_PASSWD}             (or %ETC_PASSWD%)
+  - ${ETC}/passwd             (or %ETC%/passwd)
+  - ${PYTHONHOME}/Etc/passwd  (or %PYTHONHOME%/Etc/passwd)
+
+Classes
+-------
+
+None
+
+Functions
+---------
+
+getpwuid(uid) -  return the record for user-id uid as a 7-tuple
+
+getpwnam(name) - return the record for user 'name' as a 7-tuple
+
+getpwall() -     return a list of 7-tuples, each tuple being one record
+                 (NOTE: the order is arbitrary)
+
+Attributes
+----------
+
+passwd_file -    the path of the password database file
+
+"""
+
+import os
+
+# try and find the passwd file
+__passwd_path = []
+if os.environ.has_key('ETC_PASSWD'):
+    __passwd_path.append(os.environ['ETC_PASSWD'])
+if os.environ.has_key('ETC'):
+    __passwd_path.append('%s/passwd' % os.environ['ETC'])
+if os.environ.has_key('PYTHONHOME'):
+    __passwd_path.append('%s/Etc/passwd' % os.environ['PYTHONHOME'])
+
+passwd_file = None
+for __i in __passwd_path:
+    try:
+        __f = open(__i, 'r')
+        __f.close()
+        passwd_file = __i
+        break
+    except:
+        pass
+
+# path conversion handlers
+def __nullpathconv(path):
+    return path.replace(os.altsep, os.sep)
+
+def __unixpathconv(path):
+    # two known drive letter variations: "x;" and "$x"
+    if path[0] == '$':
+        conv = path[1] + ':' + path[2:]
+    elif path[1] == ';':
+        conv = path[0] + ':' + path[2:]
+    else:
+        conv = path
+    return conv.replace(os.altsep, os.sep)
+
+# decide what field separator we can try to use - Unix standard, with
+# the platform's path separator as an option.  No special field conversion
+# handler is required when using the platform's path separator as field 
+# separator, but are required for the home directory and shell fields when 
+# using the standard Unix (":") field separator.
+__field_sep = {':': __unixpathconv}
+if os.pathsep:
+    if os.pathsep != ':':
+        __field_sep[os.pathsep] = __nullpathconv
+
+# helper routine to identify which separator character is in use
+def __get_field_sep(record):
+    fs = None
+    for c in __field_sep.keys():
+        # there should be 6 delimiter characters (for 7 fields)
+        if record.count(c) == 6:
+            fs = c
+            break
+    if fs:
+        return fs
+    else:
+        raise KeyError, '>> passwd database fields not delimited <<'
+
+# read the whole file, parsing each entry into tuple form
+# with dictionaries to speed recall by UID or passwd name
+def __read_passwd_file():
+    if passwd_file:
+        passwd = open(passwd_file, 'r')
+    else:
+        raise KeyError, '>> no password database <<'
+    uidx = {}
+    namx = {}
+    sep = None
+    while 1:
+        entry = passwd.readline().strip()
+        if len(entry) > 6:
+            if sep == None:
+                sep = __get_field_sep(entry)
+            fields = entry.split(sep)
+            for i in (2, 3):
+                fields[i] = int(fields[i])
+            for i in (5, 6):
+                fields[i] = __field_sep[sep](fields[i])
+            record = tuple(fields)
+            if not uidx.has_key(fields[2]):
+                uidx[fields[2]] = record
+            if not namx.has_key(fields[0]):
+                namx[fields[0]] = record
+        elif len(entry) > 0:
+            pass                         # skip empty or malformed records
+        else:
+            break
+    passwd.close()
+    if len(uidx) == 0:
+        raise KeyError
+    return (uidx, namx)
+
+# return the passwd database entry by UID
+def getpwuid(uid):
+    u, n = __read_passwd_file()
+    return u[uid]
+
+# return the passwd database entry by passwd name
+def getpwnam(name):
+    u, n = __read_passwd_file()
+    return n[name]
+
+# return all the passwd database entries
+def getpwall():
+    u, n = __read_passwd_file()
+    return n.values()
+
+# test harness
+if __name__ == '__main__':
+    getpwall()

Lib/plat-os2emx/regen

+#! /bin/sh
+export INCLUDE=$C_INCLUDE_PATH
+set -v
+python.exe ../../Tools/scripts/h2py.py $C_INCLUDE_PATH/fcntl.h
+python.exe ../../Tools/scripts/h2py.py $C_INCLUDE_PATH/sys/socket.h
+python.exe ../../Tools/scripts/h2py.py -i '(u_long)' $C_INCLUDE_PATH/netinet/in.h
+#python.exe ../../Tools/scripts/h2py.py $C_INCLUDE_PATH/termios.h