Imported Upstream version 1.11.0
[platform/upstream/ninja.git] / configure.py
index 48da08a..4390434 100755 (executable)
@@ -28,7 +28,8 @@ import string
 import subprocess
 import sys
 
-sys.path.insert(0, 'misc')
+sourcedir = os.path.dirname(os.path.realpath(__file__))
+sys.path.insert(0, os.path.join(sourcedir, 'misc'))
 import ninja_syntax
 
 
@@ -57,11 +58,18 @@ class Platform(object):
             self._platform = 'bitrig'
         elif self._platform.startswith('netbsd'):
             self._platform = 'netbsd'
+        elif self._platform.startswith('aix'):
+            self._platform = 'aix'
+        elif self._platform.startswith('os400'):
+            self._platform = 'os400'
+        elif self._platform.startswith('dragonfly'):
+            self._platform = 'dragonfly'
 
     @staticmethod
     def known_platforms():
       return ['linux', 'darwin', 'freebsd', 'openbsd', 'solaris', 'sunos5',
-              'mingw', 'msvc', 'gnukfreebsd', 'bitrig', 'netbsd']
+              'mingw', 'msvc', 'gnukfreebsd', 'bitrig', 'netbsd', 'aix',
+              'dragonfly']
 
     def platform(self):
         return self._platform
@@ -76,11 +84,11 @@ class Platform(object):
         return self._platform == 'msvc'
 
     def msvc_needs_fs(self):
-        popen = subprocess.Popen(['cl', '/nologo', '/?'],
+        popen = subprocess.Popen(['cl', '/nologo', '/help'],
                                  stdout=subprocess.PIPE,
                                  stderr=subprocess.PIPE)
         out, err = popen.communicate()
-        return '/FS ' in str(out)
+        return b'/FS' in out
 
     def is_windows(self):
         return self.is_mingw() or self.is_msvc()
@@ -88,15 +96,26 @@ class Platform(object):
     def is_solaris(self):
         return self._platform == 'solaris'
 
+    def is_aix(self):
+        return self._platform == 'aix'
+
+    def is_os400_pase(self):
+        return self._platform == 'os400' or os.uname().sysname.startswith('OS400')
+
     def uses_usr_local(self):
-        return self._platform in ('freebsd', 'openbsd', 'bitrig')
+        return self._platform in ('freebsd', 'openbsd', 'bitrig', 'dragonfly', 'netbsd')
 
     def supports_ppoll(self):
-        return self._platform in ('linux', 'openbsd', 'bitrig')
+        return self._platform in ('freebsd', 'linux', 'openbsd', 'bitrig',
+                                  'dragonfly')
 
     def supports_ninja_browse(self):
-        return not self.is_windows() and not self.is_solaris()
+        return (not self.is_windows()
+                and not self.is_solaris()
+                and not self.is_aix())
 
+    def can_rebuild_in_place(self):
+        return not (self.is_windows() or self.is_aix())
 
 class Bootstrap:
     """API shim for ninja_syntax.Writer that instead runs the commands.
@@ -123,7 +142,9 @@ class Bootstrap:
         return self.writer.newline()
 
     def variable(self, key, val):
-        self.vars[key] = self._expand(val)
+        # In bootstrap mode, we have no ninja process to catch /showIncludes
+        # output.
+        self.vars[key] = self._expand(val).replace('/showIncludes', '')
         return self.writer.variable(key, val)
 
     def rule(self, name, **kwargs):
@@ -155,12 +176,16 @@ class Bootstrap:
     def _expand_paths(self, paths):
         """Expand $vars in an array of paths, e.g. from a 'build' block."""
         paths = ninja_syntax.as_list(paths)
-        return ' '.join(map(self._expand, paths))
+        return ' '.join(map(self._shell_escape, (map(self._expand, paths))))
 
     def _expand(self, str, local_vars={}):
         """Expand $vars in a string."""
         return ninja_syntax.expand(str, self.vars, local_vars)
 
+    def _shell_escape(self, path):
+        """Quote paths containing spaces."""
+        return '"%s"' % path if ' ' in path else path
+
     def _run_command(self, cmdline):
         """Run a subcommand, quietly.  Prints the full command on error."""
         try:
@@ -236,7 +261,7 @@ configure_args = sys.argv[1:]
 if '--bootstrap' in configure_args:
     configure_args.remove('--bootstrap')
 n.variable('configure_args', ' '.join(configure_args))
-env_keys = set(['CXX', 'AR', 'CFLAGS', 'LDFLAGS'])
+env_keys = set(['CXX', 'AR', 'CFLAGS', 'CXXFLAGS', 'LDFLAGS'])
 configure_env = dict((k, os.environ[k]) for k in os.environ if k in env_keys)
 if configure_env:
     config_str = ' '.join([k + '=' + pipes.quote(configure_env[k])
@@ -244,18 +269,18 @@ if configure_env:
     n.variable('configure_env', config_str + '$ ')
 n.newline()
 
-CXX = configure_env.get('CXX', 'g++')
+CXX = configure_env.get('CXX', 'c++')
 objext = '.o'
 if platform.is_msvc():
     CXX = 'cl'
     objext = '.obj'
 
 def src(filename):
-    return os.path.join('src', filename)
+    return os.path.join('$root', 'src', filename)
 def built(filename):
     return os.path.join('$builddir', filename)
 def doc(filename):
-    return os.path.join('doc', filename)
+    return os.path.join('$root', 'doc', filename)
 def cc(name, **kwargs):
     return n.build(built(name + objext), 'cxx', src(name + '.c'), **kwargs)
 def cxx(name, **kwargs):
@@ -267,6 +292,12 @@ def binary(name):
         return exe
     return name
 
+root = sourcedir
+if root == os.getcwd():
+    # In the common case where we're building directly in the source
+    # tree, simplify all the paths to just be cwd-relative.
+    root = '.'
+n.variable('root', root)
 n.variable('builddir', 'build')
 n.variable('cxx', CXX)
 if platform.is_msvc():
@@ -280,8 +311,10 @@ if platform.is_msvc():
               '/Zi',  # Create pdb with debug info.
               '/W4',  # Highest warning level.
               '/WX',  # Warnings as errors.
-              '/wd4530', '/wd4100', '/wd4706',
+              '/wd4530', '/wd4100', '/wd4706', '/wd4244',
               '/wd4512', '/wd4800', '/wd4702', '/wd4819',
+              # Disable warnings about constant conditional expressions.
+              '/wd4127',
               # Disable warnings about passing "this" during initialization.
               '/wd4355',
               # Disable warnings about ignored typedef in DbgHelp.h
@@ -291,12 +324,8 @@ if platform.is_msvc():
               # We never have strings or arrays larger than 2**31.
               '/wd4267',
               '/DNOMINMAX', '/D_CRT_SECURE_NO_WARNINGS',
-              '/D_VARIADIC_MAX=10',
+              '/D_HAS_EXCEPTIONS=0',
               '/DNINJA_PYTHON="%s"' % options.with_python]
-    if options.bootstrap:
-        # In bootstrap mode, we have no ninja process to catch /showIncludes
-        # output.
-        cflags.remove('/showIncludes')
     if platform.msvc_needs_fs():
         cflags.append('/FS')
     ldflags = ['/DEBUG', '/libpath:$builddir']
@@ -306,11 +335,11 @@ if platform.is_msvc():
 else:
     cflags = ['-g', '-Wall', '-Wextra',
               '-Wno-deprecated',
+              '-Wno-missing-field-initializers',
               '-Wno-unused-parameter',
               '-fno-rtti',
               '-fno-exceptions',
               '-fvisibility=hidden', '-pipe',
-              '-Wno-missing-field-initializers',
               '-DNINJA_PYTHON="%s"' % options.with_python]
     if options.debug:
         cflags += ['-D_GLIBCXX_DEBUG', '-D_GLIBCXX_DEBUG_PEDANTIC']
@@ -319,18 +348,24 @@ else:
         cflags += ['-O2', '-DNDEBUG']
     try:
         proc = subprocess.Popen(
-            [CXX, '-fdiagnostics-color', '-c', '-x', 'c++', '/dev/null'],
+            [CXX, '-fdiagnostics-color', '-c', '-x', 'c++', '/dev/null',
+             '-o', '/dev/null'],
             stdout=open(os.devnull, 'wb'), stderr=subprocess.STDOUT)
         if proc.wait() == 0:
             cflags += ['-fdiagnostics-color']
     except:
         pass
     if platform.is_mingw():
-        cflags += ['-D_WIN32_WINNT=0x0501']
+        cflags += ['-D_WIN32_WINNT=0x0601', '-D__USE_MINGW_ANSI_STDIO=1']
     ldflags = ['-L$builddir']
     if platform.uses_usr_local():
         cflags.append('-I/usr/local/include')
         ldflags.append('-L/usr/local/lib')
+    if platform.is_aix():
+        # printf formats for int64_t, uint64_t; large file support
+        cflags.append('-D__STDC_FORMAT_MACROS')
+        cflags.append('-D_LARGE_FILES')
+
 
 libs = []
 
@@ -339,6 +374,8 @@ if platform.is_mingw():
     ldflags.append('-static')
 elif platform.is_solaris():
     cflags.remove('-fvisibility=hidden')
+elif platform.is_aix():
+    cflags.remove('-fvisibility=hidden')
 elif platform.is_msvc():
     pass
 else:
@@ -354,6 +391,9 @@ if platform.supports_ppoll() and not options.force_pselect:
 if platform.supports_ninja_browse():
     cflags.append('-DNINJA_HAVE_BROWSE')
 
+# Search for generated headers relative to build dir.
+cflags.append('-I.')
+
 def shell_escape(str):
     """Escape str such that it's interpreted as a single argument by
     the shell."""
@@ -367,6 +407,10 @@ def shell_escape(str):
 
 if 'CFLAGS' in configure_env:
     cflags.append(configure_env['CFLAGS'])
+    ldflags.append(configure_env['CFLAGS'])
+if 'CXXFLAGS' in configure_env:
+    cflags.append(configure_env['CXXFLAGS'])
+    ldflags.append(configure_env['CXXFLAGS'])
 n.variable('cflags', ' '.join(shell_escape(flag) for flag in cflags))
 if 'LDFLAGS' in configure_env:
     ldflags.append(configure_env['LDFLAGS'])
@@ -375,7 +419,7 @@ n.newline()
 
 if platform.is_msvc():
     n.rule('cxx',
-        command='$cxx $cflags -c $in /Fo$out',
+        command='$cxx $cflags -c $in /Fo$out /Fd' + built('$pdb'),
         description='CXX $out',
         deps='msvc'  # /showIncludes is included in $cflags.
     )
@@ -393,7 +437,7 @@ if host.is_msvc():
            description='LIB $out')
 elif host.is_mingw():
     n.rule('ar',
-           command='cmd /c $ar cqs $out.tmp $in && move /Y $out.tmp $out',
+           command='$ar crs $out $in',
            description='AR $out')
 else:
     n.rule('ar',
@@ -416,10 +460,10 @@ objs = []
 if platform.supports_ninja_browse():
     n.comment('browse_py.h is used to inline browse.py.')
     n.rule('inline',
-           command='src/inline.sh $varname < $in > $out',
+           command='"%s"' % src('inline.sh') + ' $varname < $in > $out',
            description='INLINE $out')
     n.build(built('browse_py.h'), 'inline', src('browse.py'),
-            implicit='src/inline.sh',
+            implicit=src('inline.sh'),
             variables=[('varname', 'kBrowsePy')])
     n.newline()
 
@@ -435,7 +479,7 @@ def has_re2c():
         return False
 if has_re2c():
     n.rule('re2c',
-           command='re2c -b -i --no-generation-date -o $out $in',
+           command='re2c -b -i --no-generation-date --no-version -o $out $in',
            description='RE2C $out')
     # Generate the .cc files in the source directory so we can check them in.
     n.build(src('depfile_parser.cc'), 're2c', src('depfile_parser.in.cc'))
@@ -446,36 +490,49 @@ else:
 n.newline()
 
 n.comment('Core source files all build into ninja library.')
+cxxvariables = []
+if platform.is_msvc():
+    cxxvariables = [('pdb', 'ninja.pdb')]
 for name in ['build',
              'build_log',
              'clean',
+             'clparser',
              'debug_flags',
              'depfile_parser',
              'deps_log',
              'disk_interface',
+             'dyndep',
+             'dyndep_parser',
              'edit_distance',
              'eval_env',
              'graph',
              'graphviz',
+             'json',
              'lexer',
              'line_printer',
              'manifest_parser',
              'metrics',
+             'missing_deps',
+             'parser',
              'state',
+             'status',
+             'string_piece_util',
              'util',
              'version']:
-    objs += cxx(name)
+    objs += cxx(name, variables=cxxvariables)
 if platform.is_windows():
     for name in ['subprocess-win32',
                  'includes_normalize-win32',
                  'msvc_helper-win32',
                  'msvc_helper_main-win32']:
-        objs += cxx(name)
+        objs += cxx(name, variables=cxxvariables)
     if platform.is_msvc():
-        objs += cxx('minidump-win32')
+        objs += cxx('minidump-win32', variables=cxxvariables)
     objs += cc('getopt')
 else:
     objs += cxx('subprocess-posix')
+if platform.is_aix():
+    objs += cc('getopt')
 if platform.is_msvc():
     ninja_lib = n.build(built('ninja.lib'), 'ar', objs)
 else:
@@ -487,10 +544,13 @@ if platform.is_msvc():
 else:
     libs.append('-lninja')
 
+if platform.is_aix() and not platform.is_os400_pase():
+    libs.append('-lperfstat')
+
 all_targets = []
 
 n.comment('Main executable is library plus main() function.')
-objs = cxx('ninja')
+objs = cxx('ninja', variables=cxxvariables)
 ninja = n.build(binary('ninja'), 'link', objs, implicit=ninja_lib,
                 variables=[('libs', libs)])
 n.newline()
@@ -505,26 +565,34 @@ if options.bootstrap:
 n.comment('Tests all build into ninja_test executable.')
 
 objs = []
+if platform.is_msvc():
+    cxxvariables = [('pdb', 'ninja_test.pdb')]
 
 for name in ['build_log_test',
              'build_test',
              'clean_test',
+             'clparser_test',
              'depfile_parser_test',
              'deps_log_test',
+             'dyndep_parser_test',
              'disk_interface_test',
              'edit_distance_test',
              'graph_test',
+             'json_test',
              'lexer_test',
              'manifest_parser_test',
+             'missing_deps_test',
              'ninja_test',
              'state_test',
+             'status_test',
+             'string_piece_util_test',
              'subprocess_test',
              'test',
              'util_test']:
-    objs += cxx(name)
+    objs += cxx(name, variables=cxxvariables)
 if platform.is_windows():
     for name in ['includes_normalize_test', 'msvc_helper_test']:
-        objs += cxx(name)
+        objs += cxx(name, variables=cxxvariables)
 
 ninja_test = n.build(binary('ninja_test'), 'link', objs, implicit=ninja_lib,
                      variables=[('libs', libs)])
@@ -533,21 +601,24 @@ all_targets += ninja_test
 
 
 n.comment('Ancillary executables.')
-objs = cxx('build_log_perftest')
-all_targets += n.build(binary('build_log_perftest'), 'link', objs,
-                       implicit=ninja_lib, variables=[('libs', libs)])
-objs = cxx('canon_perftest')
-all_targets += n.build(binary('canon_perftest'), 'link', objs,
-                       implicit=ninja_lib, variables=[('libs', libs)])
-objs = cxx('depfile_parser_perftest')
-all_targets += n.build(binary('depfile_parser_perftest'), 'link', objs,
-                       implicit=ninja_lib, variables=[('libs', libs)])
-objs = cxx('hash_collision_bench')
-all_targets += n.build(binary('hash_collision_bench'), 'link', objs,
-                              implicit=ninja_lib, variables=[('libs', libs)])
-objs = cxx('manifest_parser_perftest')
-all_targets += n.build(binary('manifest_parser_perftest'), 'link', objs,
-                              implicit=ninja_lib, variables=[('libs', libs)])
+
+if platform.is_aix() and '-maix64' not in ldflags:
+    # Both hash_collision_bench and manifest_parser_perftest require more
+    # memory than will fit in the standard 32-bit AIX shared stack/heap (256M)
+    libs.append('-Wl,-bmaxdata:0x80000000')
+
+for name in ['build_log_perftest',
+             'canon_perftest',
+             'depfile_parser_perftest',
+             'hash_collision_bench',
+             'manifest_parser_perftest',
+             'clparser_perftest']:
+  if platform.is_msvc():
+    cxxvariables = [('pdb', name + '.pdb')]
+  objs = cxx(name, variables=cxxvariables)
+  all_targets += n.build(binary(name), 'link', objs,
+                         implicit=ninja_lib, variables=[('libs', libs)])
+
 n.newline()
 
 n.comment('Generate a graph using the "graph" tool.')
@@ -566,13 +637,19 @@ n.rule('asciidoc',
 n.rule('xsltproc',
        command='xsltproc --nonet doc/docbook.xsl $in > $out',
        description='XSLTPROC $out')
-xml = n.build(built('manual.xml'), 'asciidoc', doc('manual.asciidoc'))
-manual = n.build(doc('manual.html'), 'xsltproc', xml,
-                 implicit=doc('style.css'))
+docbookxml = n.build(built('manual.xml'), 'asciidoc', doc('manual.asciidoc'))
+manual = n.build(doc('manual.html'), 'xsltproc', docbookxml,
+                 implicit=[doc('style.css'), doc('docbook.xsl')])
 n.build('manual', 'phony',
         order_only=manual)
 n.newline()
 
+n.rule('dblatex',
+       command='dblatex -q -o $out -p doc/dblatex.xsl $in',
+       description='DBLATEX $out')
+n.build(doc('manual.pdf'), 'dblatex', docbookxml,
+        implicit=[doc('dblatex.xsl')])
+
 n.comment('Generate Doxygen.')
 n.rule('doxygen',
        command='doxygen $in',
@@ -583,7 +660,7 @@ n.rule('doxygen_mainpage',
        command='$doxygen_mainpage_generator $in > $out',
        description='DOXYGEN_MAINPAGE $out')
 mainpage = n.build(built('doxygen_mainpage'), 'doxygen_mainpage',
-                   ['README', 'COPYING'],
+                   ['README.md', 'COPYING'],
                    implicit=['$doxygen_mainpage_generator'])
 n.build('doxygen', 'doxygen', doc('doxygen.config'),
         implicit=mainpage)
@@ -592,11 +669,12 @@ n.newline()
 if not host.is_mingw():
     n.comment('Regenerate build files if build script changes.')
     n.rule('configure',
-           command='${configure_env}%s configure.py $configure_args' %
+           command='${configure_env}%s $root/configure.py $configure_args' %
                options.with_python,
            generator=True)
     n.build('build.ninja', 'configure',
-            implicit=['configure.py', os.path.normpath('misc/ninja_syntax.py')])
+            implicit=['$root/configure.py',
+                      os.path.normpath('$root/misc/ninja_syntax.py')])
     n.newline()
 
 n.default(ninja)
@@ -615,17 +693,28 @@ n.build('all', 'phony', all_targets)
 n.close()
 print('wrote %s.' % BUILD_FILENAME)
 
-verbose = ''
-if options.verbose:
-    verbose = ' -v'
-
 if options.bootstrap:
     print('bootstrap complete.  rebuilding...')
-    if platform.is_windows():
-        bootstrap_exe = 'ninja.bootstrap.exe'
+
+    rebuild_args = []
+
+    if platform.can_rebuild_in_place():
+        rebuild_args.append('./ninja')
+    else:
+        if platform.is_windows():
+            bootstrap_exe = 'ninja.bootstrap.exe'
+            final_exe = 'ninja.exe'
+        else:
+            bootstrap_exe = './ninja.bootstrap'
+            final_exe = './ninja'
+
         if os.path.exists(bootstrap_exe):
             os.unlink(bootstrap_exe)
-        os.rename('ninja.exe', bootstrap_exe)
-        subprocess.check_call('ninja.bootstrap.exe%s' % verbose, shell=True)
-    else:
-        subprocess.check_call('./ninja%s' % verbose, shell=True)
+        os.rename(final_exe, bootstrap_exe)
+
+        rebuild_args.append(bootstrap_exe)
+
+    if options.verbose:
+        rebuild_args.append('-v')
+
+    subprocess.check_call(rebuild_args)