interpretor/libsndfile-1.0.25/src/create_symbols_file.py

   1 #!/usr/bin/python
   2
   3 # Copyright (C) 2003-2011 Erik de Castro Lopo <erikd@mega-nerd.com>
   4 #
   5 # All rights reserved.
   6 #
   7 # Redistribution and use in source and binary forms, with or without
   8 # modification, are permitted provided that the following conditions are
   9 # met:
  10 #
  11 #     * Redistributions of source code must retain the above copyright
  12 #       notice, this list of conditions and the following disclaimer.
  13 #     * Redistributions in binary form must reproduce the above copyright
  14 #       notice, this list of conditions and the following disclaimer in
  15 #       the documentation and/or other materials provided with the
  16 #       distribution.
  17 #     * Neither the author nor the names of any contributors may be used
  18 #       to endorse or promote products derived from this software without
  19 #       specific prior written permission.
  20 #
  21 # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  22 # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  23 # TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  24 # PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
  25 # CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  26 # EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  27 # PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
  28 # OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
  29 # WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
  30 # OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
  31 # ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  32
  33 import re, sys
  34
  35 #----------------------------------------------------------------
  36 # These are all of the public functions exported from libsndfile.
  37 #
  38 # Its important not to change the order they are listed in or
  39 # the ordinal values in the second column.
  40
  41 ALL_SYMBOLS = (
  42         (       "sf_command",           1       ),
  43         (       "sf_open",                      2       ),
  44         (       "sf_close",                     3       ),
  45         (       "sf_seek",                      4       ),
  46         (       "sf_error",                     7       ),
  47         (       "sf_perror",            8       ),
  48         (       "sf_error_str",         9       ),
  49         (       "sf_error_number",      10      ),
  50         (       "sf_format_check",      11      ),
  51         (       "sf_read_raw",          16      ),
  52         (       "sf_readf_short",       17      ),
  53         (       "sf_readf_int",         18      ),
  54         (       "sf_readf_float",       19      ),
  55         (       "sf_readf_double",      20      ),
  56         (       "sf_read_short",        21      ),
  57         (       "sf_read_int",          22      ),
  58         (       "sf_read_float",        23      ),
  59         (       "sf_read_double",       24      ),
  60         (       "sf_write_raw",         32      ),
  61         (       "sf_writef_short",      33      ),
  62         (       "sf_writef_int",        34      ),
  63         (       "sf_writef_float",      35      ),
  64         (       "sf_writef_double",     36      ),
  65         (       "sf_write_short",       37      ),
  66         (       "sf_write_int",         38      ),
  67         (       "sf_write_float",       39      ),
  68         (       "sf_write_double",      40      ),
  69         (       "sf_strerror",          50      ),
  70         (       "sf_get_string",        60      ),
  71         (       "sf_set_string",        61      ),
  72         (       "sf_version_string",68  ),
  73         (       "sf_open_fd",           70      ),
  74         (       "sf_wchar_open",        71  ),
  75         (       "sf_open_virtual",      80      ),
  76         (       "sf_write_sync",        90      )
  77         )
  78
  79 #-------------------------------------------------------------------------------
  80
  81 def linux_symbols (progname, version):
  82         print "# Auto-generated by %s\n" %progname
  83         print "libsndfile.so.%s" % version
  84         print "{"
  85         print "  global:"
  86         for name, ordinal in ALL_SYMBOLS:
  87                 if  name == "sf_wchar_open":
  88                         continue
  89                 print "    %s ;" % name
  90         print "  local:"
  91         print "    * ;"
  92         print "} ;"
  93         print
  94         return
  95
  96 def darwin_symbols (progname, version):
  97         print "# Auto-generated by %s\n" %progname
  98         for name, ordinal in ALL_SYMBOLS:
  99                 if  name == "sf_wchar_open":
 100                         continue
 101                 print "_%s" % name
 102         print
 103         return
 104
 105 def win32_symbols (progname, version, name):
 106         print "; Auto-generated by %s\n" %progname
 107         print "LIBRARY %s-%s.dll" % (name, re.sub ("\..*", "", version))
 108         print "EXPORTS\n"
 109         for name, ordinal in ALL_SYMBOLS:
 110                 print "%-20s @%s" % (name, ordinal)
 111         print
 112         return
 113
 114 def os2_symbols (progname, version, name):
 115         print "; Auto-generated by %s\n" %progname
 116         print "LIBRARY %s%s" % (name, re.sub ("\..*", "", version))
 117         print "INITINSTANCE TERMINSTANCE"
 118         print "CODE PRELOAD MOVEABLE DISCARDABLE"
 119         print "DATA PRELOAD MOVEABLE MULTIPLE NONSHARED"
 120         print "EXPORTS\n"
 121         for name, ordinal in ALL_SYMBOLS:
 122                 if  name == "sf_wchar_open":
 123                         continue
 124                 print "_%-20s @%s" % (name, ordinal)
 125         print
 126         return
 127
 128 def plain_symbols (progname, version, name):
 129         for name, ordinal in ALL_SYMBOLS:
 130                 print name
 131
 132 def no_symbols (os_name):
 133         print
 134         print "No known way of restricting exported symbols on '%s'." % os_name
 135         print "If you know a way, please contact the author."
 136         print
 137         return
 138
 139 #-------------------------------------------------------------------------------
 140
 141 progname = re.sub (".*[\\/]", "", sys.argv [0])
 142
 143 if len (sys.argv) != 3:
 144         print
 145         print "Usage : %s <target OS name> <libsndfile version>." % progname
 146         print
 147         print "    Currently supported values for target OS are:"
 148         print "          linux"
 149         print "          darwin     (ie MacOSX)"
 150         print "          win32      (ie wintendo)"
 151         print "          cygwin     (Cygwin on wintendo)"
 152         print "          os2        (OS/2)"
 153         print "          plain      (plain list of symbols)"
 154         print
 155         sys.exit (1)
 156
 157 os_name = sys.argv [1]
 158 version = re.sub ("\.[a-z0-9]+$", "", sys.argv [2])
 159
 160 if os_name == "linux" or os_name == "gnu" or os_name == "binutils":
 161         linux_symbols (progname, version)
 162 elif os_name == "darwin":
 163         darwin_symbols (progname, version)
 164 elif os_name == "win32":
 165         win32_symbols (progname, version, "libsndfile")
 166 elif os_name == "cygwin":
 167         win32_symbols (progname, version, "cygsndfile")
 168 elif os_name == "os2":
 169         os2_symbols (progname, version, "sndfile")
 170 elif os_name == "static":
 171         plain_symbols (progname, version, "")
 172 else:
 173         no_symbols (os_name)
 174
 175 sys.exit (0)
 176