[0fa325b] | 1 | #! /usr/bin/env python |
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| 2 | # encoding: utf-8 |
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| 3 | # WARNING! Do not edit! http://waf.googlecode.com/git/docs/wafbook/single.html#_obtaining_the_waf_file |
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| 4 | |
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| 5 | import re,shutil,os,sys,string,shlex |
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| 6 | from waflib.Configure import conf |
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| 7 | from waflib.TaskGen import feature,after_method,before_method |
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| 8 | from waflib import Build,Utils |
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| 9 | FC_FRAGMENT=' program main\n end program main\n' |
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| 10 | FC_FRAGMENT2=' PROGRAM MAIN\n END\n' |
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| 11 | @conf |
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| 12 | def fc_flags(conf): |
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| 13 | v=conf.env |
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| 14 | v['FC_SRC_F']=[] |
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| 15 | v['FC_TGT_F']=['-c','-o'] |
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| 16 | v['FCINCPATH_ST']='-I%s' |
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| 17 | v['FCDEFINES_ST']='-D%s' |
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| 18 | if not v['LINK_FC']:v['LINK_FC']=v['FC'] |
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| 19 | v['FCLNK_SRC_F']=[] |
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| 20 | v['FCLNK_TGT_F']=['-o'] |
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| 21 | v['FCFLAGS_fcshlib']=['-fpic'] |
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| 22 | v['LINKFLAGS_fcshlib']=['-shared'] |
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| 23 | v['fcshlib_PATTERN']='lib%s.so' |
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| 24 | v['fcstlib_PATTERN']='lib%s.a' |
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| 25 | v['FCLIB_ST']='-l%s' |
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| 26 | v['FCLIBPATH_ST']='-L%s' |
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| 27 | v['FCSTLIB_ST']='-l%s' |
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| 28 | v['FCSTLIBPATH_ST']='-L%s' |
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| 29 | v['FCSTLIB_MARKER']='-Wl,-Bstatic' |
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| 30 | v['FCSHLIB_MARKER']='-Wl,-Bdynamic' |
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| 31 | v['SONAME_ST']='-Wl,-h,%s' |
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| 32 | @conf |
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| 33 | def fc_add_flags(conf): |
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| 34 | conf.add_os_flags('FCFLAGS') |
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| 35 | conf.add_os_flags('LDFLAGS','LINKFLAGS') |
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| 36 | @conf |
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| 37 | def check_fortran(self,*k,**kw): |
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| 38 | self.check_cc(fragment=FC_FRAGMENT,compile_filename='test.f',features='fc fcprogram',msg='Compiling a simple fortran app') |
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| 39 | @conf |
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| 40 | def check_fc(self,*k,**kw): |
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| 41 | kw['compiler']='fc' |
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| 42 | if not'compile_mode'in kw: |
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| 43 | kw['compile_mode']='fc' |
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| 44 | if not'type'in kw: |
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| 45 | kw['type']='fcprogram' |
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| 46 | if not'compile_filename'in kw: |
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| 47 | kw['compile_filename']='test.f90' |
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| 48 | if not'code'in kw: |
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| 49 | kw['code']=FC_FRAGMENT |
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| 50 | return self.check(*k,**kw) |
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| 51 | @conf |
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| 52 | def fortran_modifier_darwin(conf): |
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| 53 | v=conf.env |
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| 54 | v['FCFLAGS_fcshlib']=['-fPIC','-compatibility_version','1','-current_version','1'] |
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| 55 | v['LINKFLAGS_fcshlib']=['-dynamiclib'] |
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| 56 | v['fcshlib_PATTERN']='lib%s.dylib' |
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| 57 | v['FRAMEWORKPATH_ST']='-F%s' |
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| 58 | v['FRAMEWORK_ST']='-framework %s' |
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| 59 | v['LINKFLAGS_fcstlib']=[] |
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| 60 | v['FCSHLIB_MARKER']='' |
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| 61 | v['FCSTLIB_MARKER']='' |
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| 62 | v['SONAME_ST']='' |
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| 63 | @conf |
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| 64 | def fortran_modifier_win32(conf): |
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| 65 | v=conf.env |
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| 66 | v['fcprogram_PATTERN']=v['fcprogram_test_PATTERN']='%s.exe' |
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| 67 | v['fcshlib_PATTERN']='%s.dll' |
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| 68 | v['implib_PATTERN']='lib%s.dll.a' |
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| 69 | v['IMPLIB_ST']='-Wl,--out-implib,%s' |
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| 70 | v['FCFLAGS_fcshlib']=[] |
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| 71 | v.append_value('FCFLAGS_fcshlib',['-DDLL_EXPORT']) |
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| 72 | v.append_value('LINKFLAGS',['-Wl,--enable-auto-import']) |
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| 73 | @conf |
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| 74 | def fortran_modifier_cygwin(conf): |
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| 75 | fortran_modifier_win32(conf) |
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| 76 | v=conf.env |
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| 77 | v['fcshlib_PATTERN']='cyg%s.dll' |
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| 78 | v.append_value('LINKFLAGS_fcshlib',['-Wl,--enable-auto-image-base']) |
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| 79 | v['FCFLAGS_fcshlib']=[] |
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| 80 | @conf |
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| 81 | def check_fortran_dummy_main(self,*k,**kw): |
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| 82 | if not self.env.CC: |
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| 83 | self.fatal('A c compiler is required for check_fortran_dummy_main') |
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| 84 | lst=['MAIN__','__MAIN','_MAIN','MAIN_','MAIN'] |
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| 85 | lst.extend([m.lower()for m in lst]) |
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| 86 | lst.append('') |
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| 87 | self.start_msg('Detecting whether we need a dummy main') |
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| 88 | for main in lst: |
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| 89 | kw['fortran_main']=main |
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| 90 | try: |
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| 91 | self.check_cc(fragment='int %s() { return 0; }\n'%(main or'test'),features='c fcprogram',mandatory=True) |
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| 92 | if not main: |
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| 93 | self.env.FC_MAIN=-1 |
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| 94 | self.end_msg('no') |
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| 95 | else: |
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| 96 | self.env.FC_MAIN=main |
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| 97 | self.end_msg('yes %s'%main) |
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| 98 | break |
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| 99 | except self.errors.ConfigurationError: |
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| 100 | pass |
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| 101 | else: |
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| 102 | self.end_msg('not found') |
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| 103 | self.fatal('could not detect whether fortran requires a dummy main, see the config.log') |
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| 104 | GCC_DRIVER_LINE=re.compile('^Driving:') |
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| 105 | POSIX_STATIC_EXT=re.compile('\S+\.a') |
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| 106 | POSIX_LIB_FLAGS=re.compile('-l\S+') |
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| 107 | @conf |
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| 108 | def is_link_verbose(self,txt): |
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| 109 | assert isinstance(txt,str) |
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| 110 | for line in txt.splitlines(): |
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| 111 | if not GCC_DRIVER_LINE.search(line): |
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| 112 | if POSIX_STATIC_EXT.search(line)or POSIX_LIB_FLAGS.search(line): |
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| 113 | return True |
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| 114 | return False |
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| 115 | @conf |
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| 116 | def check_fortran_verbose_flag(self,*k,**kw): |
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| 117 | self.start_msg('fortran link verbose flag') |
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| 118 | for x in['-v','--verbose','-verbose','-V']: |
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| 119 | try: |
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| 120 | self.check_cc(features='fc fcprogram_test',fragment=FC_FRAGMENT2,compile_filename='test.f',linkflags=[x],mandatory=True) |
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| 121 | except self.errors.ConfigurationError: |
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| 122 | pass |
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| 123 | else: |
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| 124 | if self.is_link_verbose(self.test_bld.err)or self.is_link_verbose(self.test_bld.out): |
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| 125 | self.end_msg(x) |
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| 126 | break |
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| 127 | else: |
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| 128 | self.end_msg('failure') |
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| 129 | self.fatal('Could not obtain the fortran link verbose flag (see config.log)') |
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| 130 | self.env.FC_VERBOSE_FLAG=x |
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| 131 | return x |
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| 132 | LINKFLAGS_IGNORED=[r'-lang*',r'-lcrt[a-zA-Z0-9\.]*\.o',r'-lc$',r'-lSystem',r'-libmil',r'-LIST:*',r'-LNO:*'] |
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| 133 | if os.name=='nt': |
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| 134 | LINKFLAGS_IGNORED.extend([r'-lfrt*',r'-luser32',r'-lkernel32',r'-ladvapi32',r'-lmsvcrt',r'-lshell32',r'-lmingw',r'-lmoldname']) |
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| 135 | else: |
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| 136 | LINKFLAGS_IGNORED.append(r'-lgcc*') |
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| 137 | RLINKFLAGS_IGNORED=[re.compile(f)for f in LINKFLAGS_IGNORED] |
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| 138 | def _match_ignore(line): |
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| 139 | for i in RLINKFLAGS_IGNORED: |
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| 140 | if i.match(line): |
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| 141 | return True |
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| 142 | return False |
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| 143 | def parse_fortran_link(lines): |
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| 144 | final_flags=[] |
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| 145 | for line in lines: |
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| 146 | if not GCC_DRIVER_LINE.match(line): |
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| 147 | _parse_flink_line(line,final_flags) |
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| 148 | return final_flags |
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| 149 | SPACE_OPTS=re.compile('^-[LRuYz]$') |
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| 150 | NOSPACE_OPTS=re.compile('^-[RL]') |
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| 151 | def _parse_flink_line(line,final_flags): |
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| 152 | lexer=shlex.shlex(line,posix=True) |
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| 153 | lexer.whitespace_split=True |
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| 154 | t=lexer.get_token() |
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| 155 | tmp_flags=[] |
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| 156 | while t: |
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| 157 | def parse(token): |
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| 158 | if _match_ignore(token): |
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| 159 | pass |
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| 160 | elif token.startswith('-lkernel32')and sys.platform=='cygwin': |
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| 161 | tmp_flags.append(token) |
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| 162 | elif SPACE_OPTS.match(token): |
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| 163 | t=lexer.get_token() |
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| 164 | if t.startswith('P,'): |
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| 165 | t=t[2:] |
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| 166 | for opt in t.split(os.pathsep): |
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| 167 | tmp_flags.append('-L%s'%opt) |
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| 168 | elif NOSPACE_OPTS.match(token): |
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| 169 | tmp_flags.append(token) |
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| 170 | elif POSIX_LIB_FLAGS.match(token): |
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| 171 | tmp_flags.append(token) |
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| 172 | else: |
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| 173 | pass |
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| 174 | t=lexer.get_token() |
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| 175 | return t |
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| 176 | t=parse(t) |
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| 177 | final_flags.extend(tmp_flags) |
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| 178 | return final_flags |
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| 179 | @conf |
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| 180 | def check_fortran_clib(self,autoadd=True,*k,**kw): |
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| 181 | if not self.env.FC_VERBOSE_FLAG: |
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| 182 | self.fatal('env.FC_VERBOSE_FLAG is not set: execute check_fortran_verbose_flag?') |
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| 183 | self.start_msg('Getting fortran runtime link flags') |
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| 184 | try: |
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| 185 | self.check_cc(fragment=FC_FRAGMENT2,compile_filename='test.f',features='fc fcprogram_test',linkflags=[self.env.FC_VERBOSE_FLAG]) |
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| 186 | except Exception: |
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| 187 | self.end_msg(False) |
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| 188 | if kw.get('mandatory',True): |
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| 189 | conf.fatal('Could not find the c library flags') |
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| 190 | else: |
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| 191 | out=self.test_bld.err |
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| 192 | flags=parse_fortran_link(out.splitlines()) |
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| 193 | self.end_msg('ok (%s)'%' '.join(flags)) |
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| 194 | self.env.LINKFLAGS_CLIB=flags |
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| 195 | return flags |
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| 196 | return[] |
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| 197 | def getoutput(conf,cmd,stdin=False): |
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| 198 | if stdin: |
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| 199 | stdin=Utils.subprocess.PIPE |
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| 200 | else: |
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| 201 | stdin=None |
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| 202 | env=conf.env.env or None |
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| 203 | try: |
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| 204 | p=Utils.subprocess.Popen(cmd,stdin=stdin,stdout=Utils.subprocess.PIPE,stderr=Utils.subprocess.PIPE,env=env) |
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| 205 | if stdin: |
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| 206 | p.stdin.write('\n') |
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| 207 | out,err=p.communicate() |
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| 208 | except Exception: |
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| 209 | conf.fatal('could not determine the compiler version %r'%cmd) |
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| 210 | if not isinstance(out,str): |
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| 211 | out=out.decode(sys.stdout.encoding or'iso8859-1') |
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| 212 | if not isinstance(err,str): |
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| 213 | err=err.decode(sys.stdout.encoding or'iso8859-1') |
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| 214 | return(out,err) |
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| 215 | ROUTINES_CODE="""\ |
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| 216 | subroutine foobar() |
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| 217 | return |
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| 218 | end |
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| 219 | subroutine foo_bar() |
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| 220 | return |
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| 221 | end |
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| 222 | """ |
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| 223 | MAIN_CODE=""" |
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| 224 | void %(dummy_func_nounder)s(void); |
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| 225 | void %(dummy_func_under)s(void); |
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| 226 | int %(main_func_name)s() { |
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| 227 | %(dummy_func_nounder)s(); |
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| 228 | %(dummy_func_under)s(); |
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| 229 | return 0; |
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| 230 | } |
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| 231 | """ |
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| 232 | @feature('link_main_routines_func') |
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| 233 | @before_method('process_source') |
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| 234 | def link_main_routines_tg_method(self): |
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| 235 | def write_test_file(task): |
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| 236 | task.outputs[0].write(task.generator.code) |
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| 237 | bld=self.bld |
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| 238 | bld(rule=write_test_file,target='main.c',code=MAIN_CODE%self.__dict__) |
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| 239 | bld(rule=write_test_file,target='test.f',code=ROUTINES_CODE) |
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| 240 | bld(features='fc fcstlib',source='test.f',target='test') |
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| 241 | bld(features='c fcprogram',source='main.c',target='app',use='test') |
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| 242 | def mangling_schemes(): |
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| 243 | for u in['_','']: |
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| 244 | for du in['','_']: |
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| 245 | for c in["lower","upper"]: |
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| 246 | yield(u,du,c) |
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| 247 | def mangle_name(u,du,c,name): |
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| 248 | return getattr(name,c)()+u+(name.find('_')!=-1 and du or'') |
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| 249 | @conf |
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| 250 | def check_fortran_mangling(self,*k,**kw): |
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| 251 | if not self.env.CC: |
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| 252 | self.fatal('A c compiler is required for link_main_routines') |
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| 253 | if not self.env.FC: |
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| 254 | self.fatal('A fortran compiler is required for link_main_routines') |
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| 255 | if not self.env.FC_MAIN: |
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| 256 | self.fatal('Checking for mangling requires self.env.FC_MAIN (execute "check_fortran_dummy_main" first?)') |
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| 257 | self.start_msg('Getting fortran mangling scheme') |
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| 258 | for(u,du,c)in mangling_schemes(): |
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| 259 | try: |
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| 260 | self.check_cc(compile_filename=[],features='link_main_routines_func',msg='nomsg',errmsg='nomsg',mandatory=True,dummy_func_nounder=mangle_name(u,du,c,"foobar"),dummy_func_under=mangle_name(u,du,c,"foo_bar"),main_func_name=self.env.FC_MAIN) |
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| 261 | except self.errors.ConfigurationError: |
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| 262 | pass |
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| 263 | else: |
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| 264 | self.end_msg("ok ('%s', '%s', '%s-case')"%(u,du,c)) |
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| 265 | self.env.FORTRAN_MANGLING=(u,du,c) |
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| 266 | break |
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| 267 | else: |
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| 268 | self.end_msg(False) |
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| 269 | self.fatal('mangler not found') |
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| 270 | return(u,du,c) |
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| 271 | @feature('pyext') |
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| 272 | @before_method('propagate_uselib_vars','apply_link') |
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| 273 | def set_lib_pat(self): |
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| 274 | self.env['fcshlib_PATTERN']=self.env['pyext_PATTERN'] |
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| 275 | @conf |
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| 276 | def detect_openmp(self): |
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| 277 | for x in['-fopenmp','-openmp','-mp','-xopenmp','-omp','-qsmp=omp']: |
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| 278 | try: |
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| 279 | self.check_fc(msg='Checking for OpenMP flag %s'%x,fragment='program main\n call omp_get_num_threads()\nend program main',fcflags=x,linkflags=x,uselib_store='OPENMP') |
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| 280 | except self.errors.ConfigurationError: |
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| 281 | pass |
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| 282 | else: |
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| 283 | break |
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| 284 | else: |
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| 285 | self.fatal('Could not find OpenMP') |
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