diff options
Diffstat (limited to 'mesalib/src/mapi/mapi_abi.py')
| -rwxr-xr-x | mesalib/src/mapi/mapi_abi.py | 873 |
1 files changed, 873 insertions, 0 deletions
diff --git a/mesalib/src/mapi/mapi_abi.py b/mesalib/src/mapi/mapi_abi.py new file mode 100755 index 000000000..6bfcfa9af --- /dev/null +++ b/mesalib/src/mapi/mapi_abi.py @@ -0,0 +1,873 @@ +#!/usr/bin/env python + +# Mesa 3-D graphics library +# Version: 7.9 +# +# Copyright (C) 2010 LunarG Inc. +# +# Permission is hereby granted, free of charge, to any person obtaining a +# copy of this software and associated documentation files (the "Software"), +# to deal in the Software without restriction, including without limitation +# the rights to use, copy, modify, merge, publish, distribute, sublicense, +# and/or sell copies of the Software, and to permit persons to whom the +# Software is furnished to do so, subject to the following conditions: +# +# The above copyright notice and this permission notice shall be included +# in all copies or substantial portions of the Software. +# +# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL +# THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING +# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER +# DEALINGS IN THE SOFTWARE. +# +# Authors: +# Chia-I Wu <olv@lunarg.com> + +import sys +# make it possible to import glapi +import os +GLAPI = os.path.join(".", os.path.dirname(sys.argv[0]), "glapi/gen") +sys.path.append(GLAPI) + +import re +from optparse import OptionParser +import gl_XML +import glX_XML + + +# number of dynamic entries +ABI_NUM_DYNAMIC_ENTRIES = 256 + +class ABIEntry(object): + """Represent an ABI entry.""" + + _match_c_param = re.compile( + '^(?P<type>[\w\s*]+?)(?P<name>\w+)(\[(?P<array>\d+)\])?$') + + def __init__(self, cols, attrs, xml_data = None): + self._parse(cols) + + self.slot = attrs['slot'] + self.hidden = attrs['hidden'] + self.alias = attrs['alias'] + self.handcode = attrs['handcode'] + self.xml_data = xml_data + + def c_prototype(self): + return '%s %s(%s)' % (self.c_return(), self.name, self.c_params()) + + def c_return(self): + ret = self.ret + if not ret: + ret = 'void' + + return ret + + def c_params(self): + """Return the parameter list used in the entry prototype.""" + c_params = [] + for t, n, a in self.params: + sep = '' if t.endswith('*') else ' ' + arr = '[%d]' % a if a else '' + c_params.append(t + sep + n + arr) + if not c_params: + c_params.append('void') + + return ", ".join(c_params) + + def c_args(self): + """Return the argument list used in the entry invocation.""" + c_args = [] + for t, n, a in self.params: + c_args.append(n) + + return ", ".join(c_args) + + def _parse(self, cols): + ret = cols.pop(0) + if ret == 'void': + ret = None + + name = cols.pop(0) + + params = [] + if not cols: + raise Exception(cols) + elif len(cols) == 1 and cols[0] == 'void': + pass + else: + for val in cols: + params.append(self._parse_param(val)) + + self.ret = ret + self.name = name + self.params = params + + def _parse_param(self, c_param): + m = self._match_c_param.match(c_param) + if not m: + raise Exception('unrecognized param ' + c_param) + + c_type = m.group('type').strip() + c_name = m.group('name') + c_array = m.group('array') + c_array = int(c_array) if c_array else 0 + + return (c_type, c_name, c_array) + + def __str__(self): + return self.c_prototype() + + def __cmp__(self, other): + # compare slot, alias, and then name + res = cmp(self.slot, other.slot) + if not res: + if not self.alias: + res = -1 + elif not other.alias: + res = 1 + + if not res: + res = cmp(self.name, other.name) + + return res + +def abi_parse_xml(xml): + """Parse a GLAPI XML file for ABI entries.""" + api = gl_XML.parse_GL_API(xml, glX_XML.glx_item_factory()) + + entry_dict = {} + for func in api.functionIterateByOffset(): + # make sure func.name appear first + entry_points = func.entry_points[:] + entry_points.remove(func.name) + entry_points.insert(0, func.name) + + for name in entry_points: + attrs = { + 'slot': func.offset, + 'hidden': not func.is_static_entry_point(name), + 'alias': None if name == func.name else func.name, + 'handcode': bool(func.has_different_protocol(name)), + } + + # post-process attrs + if attrs['alias']: + try: + alias = entry_dict[attrs['alias']] + except KeyError: + raise Exception('failed to alias %s' % attrs['alias']) + if alias.alias: + raise Exception('recursive alias %s' % ent.name) + attrs['alias'] = alias + if attrs['handcode']: + attrs['handcode'] = func.static_glx_name(name) + else: + attrs['handcode'] = None + + if entry_dict.has_key(name): + raise Exception('%s is duplicated' % (name)) + + cols = [] + cols.append(func.return_type) + cols.append(name) + params = func.get_parameter_string(name) + cols.extend([p.strip() for p in params.split(',')]) + + ent = ABIEntry(cols, attrs, func) + entry_dict[ent.name] = ent + + entries = entry_dict.values() + entries.sort() + + return entries + +def abi_parse_line(line): + cols = [col.strip() for col in line.split(',')] + + attrs = { + 'slot': -1, + 'hidden': False, + 'alias': None, + 'handcode': None, + } + + # extract attributes from the first column + vals = cols[0].split(':') + while len(vals) > 1: + val = vals.pop(0) + if val.startswith('slot='): + attrs['slot'] = int(val[5:]) + elif val == 'hidden': + attrs['hidden'] = True + elif val.startswith('alias='): + attrs['alias'] = val[6:] + elif val.startswith('handcode='): + attrs['handcode'] = val[9:] + elif not val: + pass + else: + raise Exception('unknown attribute %s' % val) + cols[0] = vals[0] + + return (attrs, cols) + +def abi_parse(filename): + """Parse a CSV file for ABI entries.""" + fp = open(filename) if filename != '-' else sys.stdin + lines = [line.strip() for line in fp.readlines() + if not line.startswith('#') and line.strip()] + + entry_dict = {} + next_slot = 0 + for line in lines: + attrs, cols = abi_parse_line(line) + + # post-process attributes + if attrs['alias']: + try: + alias = entry_dict[attrs['alias']] + except KeyError: + raise Exception('failed to alias %s' % attrs['alias']) + if alias.alias: + raise Exception('recursive alias %s' % ent.name) + slot = alias.slot + attrs['alias'] = alias + else: + slot = next_slot + next_slot += 1 + + if attrs['slot'] < 0: + attrs['slot'] = slot + elif attrs['slot'] != slot: + raise Exception('invalid slot in %s' % (line)) + + ent = ABIEntry(cols, attrs) + if entry_dict.has_key(ent.name): + raise Exception('%s is duplicated' % (ent.name)) + entry_dict[ent.name] = ent + + entries = entry_dict.values() + entries.sort() + + return entries + +def abi_sanity_check(entries): + if not entries: + return + + all_names = [] + last_slot = entries[-1].slot + i = 0 + for slot in xrange(last_slot + 1): + if entries[i].slot != slot: + raise Exception('entries are not ordered by slots') + if entries[i].alias: + raise Exception('first entry of slot %d aliases %s' + % (slot, entries[i].alias.name)) + handcode = None + while i < len(entries) and entries[i].slot == slot: + ent = entries[i] + if not handcode and ent.handcode: + handcode = ent.handcode + elif ent.handcode != handcode: + raise Exception('two aliases with handcode %s != %s', + ent.handcode, handcode) + + if ent.name in all_names: + raise Exception('%s is duplicated' % (ent.name)) + if ent.alias and ent.alias.name not in all_names: + raise Exception('failed to alias %s' % (ent.alias.name)) + all_names.append(ent.name) + i += 1 + if i < len(entries): + raise Exception('there are %d invalid entries' % (len(entries) - 1)) + +class ABIPrinter(object): + """MAPI Printer""" + + def __init__(self, entries): + self.entries = entries + + # sort entries by their names + self.entries_sorted_by_names = self.entries[:] + self.entries_sorted_by_names.sort(lambda x, y: cmp(x.name, y.name)) + + self.indent = ' ' * 3 + self.noop_warn = 'noop_warn' + self.noop_generic = 'noop_generic' + self.current_get = 'entry_current_get' + + self.api_defines = [] + self.api_headers = ['"KHR/khrplatform.h"'] + self.api_call = 'KHRONOS_APICALL' + self.api_entry = 'KHRONOS_APIENTRY' + self.api_attrs = 'KHRONOS_APIATTRIBUTES' + + self.c_header = '' + + self.lib_need_table_size = True + self.lib_need_noop_array = True + self.lib_need_stubs = True + self.lib_need_all_entries = True + self.lib_need_non_hidden_entries = False + + def c_notice(self): + return '/* This file is automatically generated by mapi_abi.py. Do not modify. */' + + def c_public_includes(self): + """Return includes of the client API headers.""" + defines = ['#define ' + d for d in self.api_defines] + includes = ['#include ' + h for h in self.api_headers] + return "\n".join(defines + includes) + + def need_entry_point(self, ent): + """Return True if an entry point is needed for the entry.""" + # non-handcode hidden aliases may share the entry they alias + use_alias = (ent.hidden and ent.alias and not ent.handcode) + return not use_alias + + def c_public_declarations(self, prefix): + """Return the declarations of public entry points.""" + decls = [] + for ent in self.entries: + if not self.need_entry_point(ent): + continue + export = self.api_call if not ent.hidden else '' + decls.append(self._c_decl(ent, prefix, True, export) + ';') + + return "\n".join(decls) + + def c_mapi_table(self): + """Return defines of the dispatch table size.""" + num_static_entries = self.entries[-1].slot + 1 + return ('#define MAPI_TABLE_NUM_STATIC %d\n' + \ + '#define MAPI_TABLE_NUM_DYNAMIC %d') % ( + num_static_entries, ABI_NUM_DYNAMIC_ENTRIES) + + def c_mapi_table_initializer(self, prefix): + """Return the array initializer for mapi_table_fill.""" + entries = [self._c_function(ent, prefix) + for ent in self.entries if not ent.alias] + pre = self.indent + '(mapi_proc) ' + return pre + (',\n' + pre).join(entries) + + def c_mapi_table_spec(self): + """Return the spec for mapi_init.""" + specv1 = [] + line = '"1' + for ent in self.entries: + if not ent.alias: + line += '\\0"\n' + specv1.append(line) + line = '"' + line += '%s\\0' % ent.name + line += '";' + specv1.append(line) + + return self.indent + self.indent.join(specv1) + + def _c_function(self, ent, prefix, mangle=False, stringify=False): + """Return the function name of an entry.""" + formats = { + True: { True: '%s_STR(%s)', False: '%s(%s)' }, + False: { True: '"%s%s"', False: '%s%s' }, + } + fmt = formats[prefix.isupper()][stringify] + name = ent.name + if mangle and ent.hidden: + name = '_dispatch_stub_' + str(ent.slot) + return fmt % (prefix, name) + + def _c_function_call(self, ent, prefix): + """Return the function name used for calling.""" + if ent.handcode: + # _c_function does not handle this case + formats = { True: '%s(%s)', False: '%s%s' } + fmt = formats[prefix.isupper()] + name = fmt % (prefix, ent.handcode) + elif self.need_entry_point(ent): + name = self._c_function(ent, prefix, True) + else: + name = self._c_function(ent.alias, prefix, True) + return name + + def _c_decl(self, ent, prefix, mangle=False, export=''): + """Return the C declaration for the entry.""" + decl = '%s %s %s(%s)' % (ent.c_return(), self.api_entry, + self._c_function(ent, prefix, mangle), ent.c_params()) + if export: + decl = export + ' ' + decl + if self.api_attrs: + decl += ' ' + self.api_attrs + + return decl + + def _c_cast(self, ent): + """Return the C cast for the entry.""" + cast = '%s (%s *)(%s)' % ( + ent.c_return(), self.api_entry, ent.c_params()) + + return cast + + def c_private_declarations(self, prefix): + """Return the declarations of private functions.""" + decls = [self._c_decl(ent, prefix) + ';' + for ent in self.entries if not ent.alias] + + return "\n".join(decls) + + def c_public_dispatches(self, prefix, no_hidden): + """Return the public dispatch functions.""" + dispatches = [] + for ent in self.entries: + if ent.hidden and no_hidden: + continue + + if not self.need_entry_point(ent): + continue + + export = self.api_call if not ent.hidden else '' + + proto = self._c_decl(ent, prefix, True, export) + cast = self._c_cast(ent) + + ret = '' + if ent.ret: + ret = 'return ' + stmt1 = self.indent + stmt1 += 'const struct mapi_table *_tbl = %s();' % ( + self.current_get) + stmt2 = self.indent + stmt2 += 'mapi_func _func = ((const mapi_func *) _tbl)[%d];' % ( + ent.slot) + stmt3 = self.indent + stmt3 += '%s((%s) _func)(%s);' % (ret, cast, ent.c_args()) + + disp = '%s\n{\n%s\n%s\n%s\n}' % (proto, stmt1, stmt2, stmt3) + + if ent.handcode: + disp = '#if 0\n' + disp + '\n#endif' + + dispatches.append(disp) + + return '\n\n'.join(dispatches) + + def c_public_initializer(self, prefix): + """Return the initializer for public dispatch functions.""" + names = [] + for ent in self.entries: + if ent.alias: + continue + + name = '%s(mapi_func) %s' % (self.indent, + self._c_function_call(ent, prefix)) + names.append(name) + + return ',\n'.join(names) + + def c_stub_string_pool(self): + """Return the string pool for use by stubs.""" + # sort entries by their names + sorted_entries = self.entries[:] + sorted_entries.sort(lambda x, y: cmp(x.name, y.name)) + + pool = [] + offsets = {} + count = 0 + for ent in sorted_entries: + offsets[ent] = count + pool.append('%s' % (ent.name)) + count += len(ent.name) + 1 + + pool_str = self.indent + '"' + \ + ('\\0"\n' + self.indent + '"').join(pool) + '";' + return (pool_str, offsets) + + def c_stub_initializer(self, prefix, pool_offsets): + """Return the initializer for struct mapi_stub array.""" + stubs = [] + for ent in self.entries_sorted_by_names: + stubs.append('%s{ (void *) %d, %d, NULL }' % ( + self.indent, pool_offsets[ent], ent.slot)) + + return ',\n'.join(stubs) + + def c_noop_functions(self, prefix, warn_prefix): + """Return the noop functions.""" + noops = [] + for ent in self.entries: + if ent.alias: + continue + + proto = self._c_decl(ent, prefix, False, 'static') + + stmt1 = self.indent; + space = '' + for t, n, a in ent.params: + stmt1 += "%s(void) %s;" % (space, n) + space = ' ' + + if ent.params: + stmt1 += '\n'; + + stmt1 += self.indent + '%s(%s);' % (self.noop_warn, + self._c_function(ent, warn_prefix, False, True)) + + if ent.ret: + stmt2 = self.indent + 'return (%s) 0;' % (ent.ret) + noop = '%s\n{\n%s\n%s\n}' % (proto, stmt1, stmt2) + else: + noop = '%s\n{\n%s\n}' % (proto, stmt1) + + noops.append(noop) + + return '\n\n'.join(noops) + + def c_noop_initializer(self, prefix, use_generic): + """Return an initializer for the noop dispatch table.""" + entries = [self._c_function(ent, prefix) + for ent in self.entries if not ent.alias] + if use_generic: + entries = [self.noop_generic] * len(entries) + + entries.extend([self.noop_generic] * ABI_NUM_DYNAMIC_ENTRIES) + + pre = self.indent + '(mapi_func) ' + return pre + (',\n' + pre).join(entries) + + def c_asm_gcc(self, prefix, no_hidden): + asm = [] + + for ent in self.entries: + if ent.hidden and no_hidden: + continue + + if not self.need_entry_point(ent): + continue + + name = self._c_function(ent, prefix, True, True) + + if ent.handcode: + asm.append('#if 0') + + if ent.hidden: + asm.append('".hidden "%s"\\n"' % (name)) + + if ent.alias and not (ent.alias.hidden and no_hidden): + asm.append('".globl "%s"\\n"' % (name)) + asm.append('".set "%s", "%s"\\n"' % (name, + self._c_function(ent.alias, prefix, True, True))) + else: + asm.append('STUB_ASM_ENTRY(%s)"\\n"' % (name)) + asm.append('"\\t"STUB_ASM_CODE("%d")"\\n"' % (ent.slot)) + + if ent.handcode: + asm.append('#endif') + asm.append('') + + return "\n".join(asm) + + def output_for_lib(self): + print self.c_notice() + + if self.c_header: + print + print self.c_header + + print + print '#ifdef MAPI_TMP_DEFINES' + print self.c_public_includes() + print + print self.c_public_declarations(self.prefix_lib) + print '#undef MAPI_TMP_DEFINES' + print '#endif /* MAPI_TMP_DEFINES */' + + if self.lib_need_table_size: + print + print '#ifdef MAPI_TMP_TABLE' + print self.c_mapi_table() + print '#undef MAPI_TMP_TABLE' + print '#endif /* MAPI_TMP_TABLE */' + + if self.lib_need_noop_array: + print + print '#ifdef MAPI_TMP_NOOP_ARRAY' + print '#ifdef DEBUG' + print + print self.c_noop_functions(self.prefix_noop, self.prefix_warn) + print + print 'const mapi_func table_%s_array[] = {' % (self.prefix_noop) + print self.c_noop_initializer(self.prefix_noop, False) + print '};' + print + print '#else /* DEBUG */' + print + print 'const mapi_func table_%s_array[] = {' % (self.prefix_noop) + print self.c_noop_initializer(self.prefix_noop, True) + print '};' + print + print '#endif /* DEBUG */' + print '#undef MAPI_TMP_NOOP_ARRAY' + print '#endif /* MAPI_TMP_NOOP_ARRAY */' + + if self.lib_need_stubs: + pool, pool_offsets = self.c_stub_string_pool() + print + print '#ifdef MAPI_TMP_PUBLIC_STUBS' + print 'static const char public_string_pool[] =' + print pool + print + print 'static const struct mapi_stub public_stubs[] = {' + print self.c_stub_initializer(self.prefix_lib, pool_offsets) + print '};' + print '#undef MAPI_TMP_PUBLIC_STUBS' + print '#endif /* MAPI_TMP_PUBLIC_STUBS */' + + if self.lib_need_all_entries: + print + print '#ifdef MAPI_TMP_PUBLIC_ENTRIES' + print self.c_public_dispatches(self.prefix_lib, False) + print + print 'static const mapi_func public_entries[] = {' + print self.c_public_initializer(self.prefix_lib) + print '};' + print '#undef MAPI_TMP_PUBLIC_ENTRIES' + print '#endif /* MAPI_TMP_PUBLIC_ENTRIES */' + + print + print '#ifdef MAPI_TMP_STUB_ASM_GCC' + print '__asm__(' + print self.c_asm_gcc(self.prefix_lib, False) + print ');' + print '#undef MAPI_TMP_STUB_ASM_GCC' + print '#endif /* MAPI_TMP_STUB_ASM_GCC */' + + if self.lib_need_non_hidden_entries: + all_hidden = True + for ent in self.entries: + if not ent.hidden: + all_hidden = False + break + if not all_hidden: + print + print '#ifdef MAPI_TMP_PUBLIC_ENTRIES_NO_HIDDEN' + print self.c_public_dispatches(self.prefix_lib, True) + print + print '/* does not need public_entries */' + print '#undef MAPI_TMP_PUBLIC_ENTRIES_NO_HIDDEN' + print '#endif /* MAPI_TMP_PUBLIC_ENTRIES_NO_HIDDEN */' + + print + print '#ifdef MAPI_TMP_STUB_ASM_GCC_NO_HIDDEN' + print '__asm__(' + print self.c_asm_gcc(self.prefix_lib, True) + print ');' + print '#undef MAPI_TMP_STUB_ASM_GCC_NO_HIDDEN' + print '#endif /* MAPI_TMP_STUB_ASM_GCC_NO_HIDDEN */' + + def output_for_app(self): + print self.c_notice() + print + print self.c_private_declarations(self.prefix_app) + print + print '#ifdef API_TMP_DEFINE_SPEC' + print + print 'static const char %s_spec[] =' % (self.prefix_app) + print self.c_mapi_table_spec() + print + print 'static const mapi_proc %s_procs[] = {' % (self.prefix_app) + print self.c_mapi_table_initializer(self.prefix_app) + print '};' + print + print '#endif /* API_TMP_DEFINE_SPEC */' + +class GLAPIPrinter(ABIPrinter): + """OpenGL API Printer""" + + def __init__(self, entries): + for ent in entries: + self._override_for_api(ent) + super(GLAPIPrinter, self).__init__(entries) + + self.api_defines = ['GL_GLEXT_PROTOTYPES'] + self.api_headers = ['"GL/gl.h"', '"GL/glext.h"'] + self.api_call = 'GLAPI' + self.api_entry = 'APIENTRY' + self.api_attrs = '' + + self.lib_need_table_size = False + self.lib_need_noop_array = False + self.lib_need_stubs = False + self.lib_need_all_entries = False + self.lib_need_non_hidden_entries = True + + self.prefix_lib = 'GLAPI_PREFIX' + self.prefix_app = '_mesa_' + self.prefix_noop = 'noop' + self.prefix_warn = self.prefix_lib + + self.c_header = self._get_c_header() + + def _override_for_api(self, ent): + """Override attributes of an entry if necessary for this + printer.""" + # By default, no override is necessary. + pass + + def _get_c_header(self): + header = """#ifndef _GLAPI_TMP_H_ +#define _GLAPI_TMP_H_ +#ifdef USE_MGL_NAMESPACE +#define GLAPI_PREFIX(func) mgl##func +#define GLAPI_PREFIX_STR(func) "mgl"#func +#else +#define GLAPI_PREFIX(func) gl##func +#define GLAPI_PREFIX_STR(func) "gl"#func +#endif /* USE_MGL_NAMESPACE */ + +typedef int GLfixed; +typedef int GLclampx; +#endif /* _GLAPI_TMP_H_ */""" + + return header + +class ES1APIPrinter(GLAPIPrinter): + """OpenGL ES 1.x API Printer""" + + def __init__(self, entries): + super(ES1APIPrinter, self).__init__(entries) + self.prefix_lib = 'gl' + self.prefix_warn = 'gl' + + def _override_for_api(self, ent): + if ent.xml_data is None: + raise Exception('ES2 API printer requires XML input') + ent.hidden = ent.name not in \ + ent.xml_data.entry_points_for_api_version('es1') + ent.handcode = False + + def _get_c_header(self): + header = """#ifndef _GLAPI_TMP_H_ +#define _GLAPI_TMP_H_ +typedef int GLfixed; +typedef int GLclampx; +#endif /* _GLAPI_TMP_H_ */""" + + return header + +class ES2APIPrinter(GLAPIPrinter): + """OpenGL ES 2.x API Printer""" + + def __init__(self, entries): + super(ES2APIPrinter, self).__init__(entries) + self.prefix_lib = 'gl' + self.prefix_warn = 'gl' + + def _override_for_api(self, ent): + if ent.xml_data is None: + raise Exception('ES2 API printer requires XML input') + ent.hidden = ent.name not in \ + ent.xml_data.entry_points_for_api_version('es2') + ent.handcode = False + + def _get_c_header(self): + header = """#ifndef _GLAPI_TMP_H_ +#define _GLAPI_TMP_H_ +typedef int GLfixed; +typedef int GLclampx; +#endif /* _GLAPI_TMP_H_ */""" + + return header + +class SharedGLAPIPrinter(GLAPIPrinter): + """Shared GLAPI API Printer""" + + def __init__(self, entries): + super(SharedGLAPIPrinter, self).__init__(entries) + + self.lib_need_table_size = True + self.lib_need_noop_array = True + self.lib_need_stubs = True + self.lib_need_all_entries = True + self.lib_need_non_hidden_entries = False + + self.prefix_lib = 'shared' + self.prefix_warn = 'gl' + + def _override_for_api(self, ent): + ent.hidden = True + ent.handcode = False + + def _get_c_header(self): + header = """#ifndef _GLAPI_TMP_H_ +#define _GLAPI_TMP_H_ +typedef int GLfixed; +typedef int GLclampx; +#endif /* _GLAPI_TMP_H_ */""" + + return header + +class VGAPIPrinter(ABIPrinter): + """OpenVG API Printer""" + + def __init__(self, entries): + super(VGAPIPrinter, self).__init__(entries) + + self.api_defines = ['VG_VGEXT_PROTOTYPES'] + self.api_headers = ['"VG/openvg.h"', '"VG/vgext.h"'] + self.api_call = 'VG_API_CALL' + self.api_entry = 'VG_API_ENTRY' + self.api_attrs = 'VG_API_EXIT' + + self.prefix_lib = 'vg' + self.prefix_app = 'vega' + self.prefix_noop = 'noop' + self.prefix_warn = 'vg' + +def parse_args(): + printers = ['vgapi', 'glapi', 'es1api', 'es2api', 'shared-glapi'] + modes = ['lib', 'app'] + + parser = OptionParser(usage='usage: %prog [options] <filename>') + parser.add_option('-p', '--printer', dest='printer', + help='printer to use: %s' % (", ".join(printers))) + parser.add_option('-m', '--mode', dest='mode', + help='target user: %s' % (", ".join(modes))) + + options, args = parser.parse_args() + if not args or options.printer not in printers or \ + options.mode not in modes: + parser.print_help() + sys.exit(1) + + return (args[0], options) + +def main(): + printers = { + 'vgapi': VGAPIPrinter, + 'glapi': GLAPIPrinter, + 'es1api': ES1APIPrinter, + 'es2api': ES2APIPrinter, + 'shared-glapi': SharedGLAPIPrinter, + } + + filename, options = parse_args() + + if filename.endswith('.xml'): + entries = abi_parse_xml(filename) + else: + entries = abi_parse(filename) + abi_sanity_check(entries) + + printer = printers[options.printer](entries) + if options.mode == 'lib': + printer.output_for_lib() + else: + printer.output_for_app() + +if __name__ == '__main__': + main() |