a ”$aæVã@s@ddlZddlZddlZddlmZmZmZmZmZddl m Z ddl m Z m Z mZd8dd„Zdd „Zd d „Ze d ¡Ze d ¡Zdd„Zdd„Zdd„Zdd„Zdd„Zdd„Zdd„Zdd„Zdd„Zd d!„Zd"d#„Zd$d%„Z d&d'„Z!d(d)„Z"d*d+„Z#d,d-„Z$d.d/„Z%d9d0d1„Z&d2d3„Z'd4d5„Z(e(ej)_(d6d7„Z*e*ej)_*dS):éN)ÚUtilsÚBuildÚOptionsÚLogsÚErrors)Údebug)ÚTO_LISTÚ LOCAL_CACHEÚ get_tgt_listFc CsÒi}|jjsi|j_t|ƒ ¡}tƒ}|D]0}||jjvrP|jj| ¡||<q*| |¡q*|}t|ƒdkrp|Sdg}|r„| d¡| t|ƒ¡t j |t j dj }t|ƒdkrÎt|ƒd}tƒtƒdœ||<|D]¸} |   ¡} |  d¡r | dd …}tƒtƒdœ||<qÒ|  d ¡} | d gkr"qÒt| ƒd krB| d} | d } n| d} | d} | dvrp||d | ¡qÒ| dvrÒ||d | ¡qÒ|D]<}||vr´|| ¡|jj|<ntƒtƒdœ|jj|<q|S)z|extract symbols from objfile, returning a dictionary containing the set of undefined and public symbols for each filerZnmz-D©Ústdouté)ÚPUBLICÚ UNDEFINEDó:Néÿÿÿÿó óéés BDGTRVWSiróUr)ÚenvZnm_cacheÚsetÚcopyÚaddÚlenÚappendÚextendÚlistÚ subprocessÚPopenÚPIPEr ÚstripÚendswithÚsplit) ÚbldZobjfilesÚdynamicÚretÚ remainingÚobjÚcmdZnmpipeÚfilenameÚlineÚcolsZ symbol_typeÚsymbol©r/úh/home/jack/SDK/ZBT-AX3000-OpenWrt-21.02/build_dir/hostpkg/samba-4.14.12/./buildtools/wafsamba/symbols.pyÚsymbols_extractsV              r1cCs| d¡dkr|dd…}|S)Nú.objlistriøÿÿÿ)Úfind)Únamer/r/r0Ú real_name\s r5cCs¸d}|jjsi|j_||jjvr,|jj|Stjd|gtjdj}|D]`}| ¡}| d¡}t|ƒdksF|ddkrvqF|d  d ¡r|d |j_ |d  |¡rF|d }qF||jj|<|S) ú0find the path to the syslib we will link againstNZlddr rrr s=>rslibc.r) rÚ syslib_pathsrr r!r r"r$rÚ startswithÚ libc_path)r%ÚlibnameÚbinaryr'Zlddpiper,r-r/r/r0Ú find_ldd_pathbs"      r<sShared library: \[(.*)\]s!Library (rpath|runpath): \[(.*)\]c Cs&|jjsi|j_||jjvr,|jj| ¡Sg}tƒ}tjdd|gtjdj}|D]F}t  |¡}|rt|  |  d¡¡t   |¡}|rR|  |  d¡ d¡¡qRtƒ}|D]l}d} |D]8} tj | |¡} tj | ¡r°|  tj | ¡¡d} qêq°| s¤t|||ƒ} | r¤|  tj | ¡¡q¤| ¡|jj|<|S) zÛfind the list of linked libraries for any binary or library binname is the path to the binary/library on disk We do this using readelf instead of ldd as we need to avoid recursing into system libraries Zreadelfz --dynamicr r rrFT)rZ lib_cacherrrr r!r Ú re_sharedlibÚsearchrÚgroupÚre_rpathrr$ÚosÚpathÚjoinÚexistsÚrealpathr<) r%ÚbinnameÚrpathÚlibsZelfpiper,Úmr'ÚlibÚfoundÚrrBr/r/r0Úget_libs~s:      rMcCsN||vrtƒSt||ƒ}| |¡|D]"}||jjvr&| t|||ƒ¡}q&|S)z©find the recursive list of linked libraries for any binary or library binname is the path to the binary/library on disk. seen is a set used to prevent loops )rrMrrÚ library_dictÚunionÚget_libs_recursive)r%rFÚseenr'rJr/r/r0rP°s   rPcCs@|djjd |j¡}|dkr,||jj7}t|d| ¡|ƒS)r6rÚpythonzlib%s)Ú link_taskÚoutputsÚabspathrZPYTHON_VERSIONr<Úlower)r%r:ÚdepsÚlinkpathr/r/r0Úfind_syslib_pathÄs rYcCsž|jjr dSg}i}|D]X}tƒ|_tƒ|_tƒ|_t|dgƒD].}|jD]"}| |j¡}| |¡|||<qJq@qt ||ƒ}|D]N} || }|j  || d¡|_|j  || d¡|_|j  || d¡|_q€|j  |j¡|_i|j_ |D]B}|jD]6} | |jj vrg|jj | <|jj |  t |jƒ¡qöqìt|dƒ} i|j_|D]¢}t |jƒ} | |jjvr€|jj|   |j¡|jj| <n|j|jj| <|jdkrF|jD]D} | | ¡}| |dud| | f¡|jj|   |j¡|jj| <q qFi|j_|D]¢}t |jƒ} | |jjvr0|jj|   |j¡|jj| <n|j|jj| <|jdkrö|jD]D} | | ¡}| |dud| | f¡|jj|   |j¡|jj| <qPqödS)zIbuild the public_symbols and undefined_symbols attributes for each targetNÚcompiled_tasksrrÚ TARGET_TYPEÚLIBRARYz(Library '%s' has unknown dependency '%s')rÚpublic_symbolsrÚundefined_symbolsÚ used_symbolsÚgetattrrTrUrr1rOÚ differenceÚ symbol_mapr5Úsnamer Ú samba_typeÚ add_objectsÚget_tgen_by_nameÚASSERT)r%Útgt_listZobjlistÚobjmapÚtÚtskÚoutputZobjpathÚsymbolsr)ÚsÚtargetsr4ÚdepÚt2r/r/r0Úbuild_symbol_setsÑsb           $    rrcCsV|jjr dSi|j_|D]8}|jdvrtj |jjd |j¡¡}|j |jj|<qdS)z!build the library_dict dictionaryN)r\ÚPYTHONr) rrNrdrArBrErSrTrUrc)r%rhrjrXr/r/r0Úbuild_library_dicts rtc Csš|jjr dSi}i}|D]P}t|dgƒr|jdvr|jD].}|dvrHd}||vrXg||<|| |¡q8qg}|D]H}t||||ƒ}|durœt d|¡|durr| |¡|  ¡||<qr| |jj ¡d||jj <t ||dd }i|j_|D]}||d |jj|<qð|D]J}||d D]6} | |jj vr %sz Libraries should match. %s != %s)r5rcrr€rr{rrf)r%rjr4rprqZdep2r/r/r0Úcheck_library_depsŽs    r‡cCs`d}|D]D}|jjD]6}|j |jj|¡}|rt d|j||f¡d}qq|r\t d¡‚dS)acheck if a target has any symbol collisions with a syslib We do not want any code in Samba to use a symbol name from a system library. The chance of that causing problems is just too high. Note that libreplace uses a rep_XX approach of renaming symbols via macros Fz@ERROR: Target '%s' has symbols '%s' which is also in syslib '%s'Tz'symbols in common with system librariesN) rrzr]Ú intersectionrÚerrorrcrÚWafError)r%rhZ has_errorrjrJÚcommonr/r/r0Úcheck_syslib_collisions¢s  rŒc CsT| |jd¡rdSt|dƒ}|j ¡}| |j¡}t|jƒ}t|j ƒ}|j D]j}||dvr`qN|  ||j jvd|¡|  |j j|¡}|s®||dkr®t  d||f¡qN| |¡}qNtƒ|_i}|D]Z} | |j jvr|j j| } | d|vrtƒ|| d<|| d | ¡qÊ|j | ¡qÊ|D]$} t  d || d  || ¡f¡q*dS) z,check for depenencies that should be changedr2Nr[)ÚEMPTYÚDISABLEDrÚ GENERATORz.Failed to find symbol list for dependency '%s'r\z#Target '%s' has no dependency on %srz.Target '%s' should add dep '%s' for symbols %sú )rfrcr r^rrar]r5rÚ samba_depsrgrrˆrÚinfoÚunsatisfied_symbolsrbrrC) r%rjror(rcrWÚdÚdiffÚneededr}rpr/r/r0Úcheck_dependencies¶s4         r—c Cs | |jd¡rdSt|jƒ}tƒ}t|jƒ}d|vs>d|vr`d|jjvr`|j  |jjd¡|_i}|jD]V}||jj vr¶|jj |d}|dkr”qj||vr¦tƒ||<||  |¡qj|  |¡qj|D]"}t   d||d  ||¡f¡qÆ|rtd |d  |¡fƒdS) zcheck for syslib depenenciesr2NÚpyembedÚpyextrRrrxz5Target '%s' should add syslib dep '%s' for symbols %srz-deps: Target '%s' has unsatisfied symbols: %s)rfrcr5rrÚfeaturesrr]r“rarbrrr’rCr)r%rjrcr(ršr–r}rpr/r/r0Úcheck_syslib_dependenciesÞs,        r›cCsx|jj}t|ƒ}t||ƒt||ƒ|D]"}tƒ|_t|ddƒr(t||ƒq(|D]}t ||ƒqP|D]}t ||ƒqddS)z#check the internal dependency listsÚsourceÚN) rr%r rrr†rrr`r‚r—r‡©Útaskr%rhrjr/r/r0Úsymbols_symbolchecks     r cCs<|jj}t|ƒ}t||ƒt||ƒ|D]}t||ƒq(dS)zcheck the syslib dependenciesN)rr%r r~rŒr›ržr/r/r0Úsymbols_syslibchecks   r¡cCsú|jj}t|ƒ}tjj d¡}t|ƒdkr4t  d¡‚|d}|d}t ||ƒt ||ƒt ||ƒt  d||f¡||jjvr’t  d|¡dS||jjvr°t  d |¡dS|jj| |jj|¡}|sât  d ||f¡nt  d |||f¡dS) z/check why 'target' needs to link to 'subsystem'ú:rz"usage: WHYNEEDED=TARGET:DEPENDENCYrr z#Checking why %s needs to link to %sz/unable to find target '%s' in used_symbols dictNz4unable to find subsystem '%s' in public_symbols dictz4target '%s' doesn't use any public symbols from '%s'z%target '%s' uses symbols %s from '%s')rr%r rÚoptionsÚ WHYNEEDEDr$rrrŠrrr†r~rr’r_r{r]rˆ)rŸr%rhÚwhyÚtargetÚ subsystemZoverlapr/r/r0Úsymbols_whyneeded s*       r¨cCst|dvr dSg}|D].}||jjvr8| |jj|¡q| |¡q|r^t d|||f¡‚ntd|||fƒdS)zreport duplicated symbols)Ú_initZ_finiZ_edataZ_endZ __bss_startNz-%s: Symbol %s linked in multiple libraries %s)rrNrrrŠÚprint)r%rFr}rHÚ fail_on_errorZlibnamesrJr/r/r0Úreport_duplicate=s  r¬cCs¶t||tƒƒ}t||dd}i}|D]@}||dD].}|dkrBq4||vrTtƒ||<|| |¡q4q$|D]F}t||ƒdkrj||D](}||jjvr†t||||||ƒqjq†qjdS)z*check for duplicated symbols in one binaryTryrZ_GLOBAL_OFFSET_TABLE_r N)rPrr1rrrrNr¬)r%rFr«rHZsymlistÚsymmapÚlibpathr}r/r/r0Úsymbols_dupcheck_binaryMs    r¯cCsj|jj}t|ƒ}t|dƒ}t||ƒ|D]<}|jdkr(tj |j j d  |j¡t  ¡¡}t |||ƒq(dS)z5check for symbols defined in two different subsystemsr[rvrN)rr%r r rtrdrArBÚrelpathrSrTrUÚgetcwdr¯)rŸr«r%rhrorjrFr/r/r0Úsymbols_dupcheckbs   "r²cCst|dddS)zXcheck for symbols defined in two different subsystems (and fail if duplicates are found)T)r«N)r²)rŸr/r/r0Úsymbols_dupcheck_fatalpsr³cCs”tjjrh| d¡|tddd}||j_| d¡|tddd}||j_| d¡|tddd}||j_tjj r| d¡|t ddd}||j_d S) zcheck our dependency listsÚ symbolcheckTzsymbol checking©ÚruleÚalwaysr4Ú syslibcheckzsyslib checkingúsymbol duplicate checkingz check why a dependency is neededN) rr£Z SYMBOLCHECKÚSET_BUILD_GROUPr rr%r¡r²r¤r¨©r%rŸr/r/r0Ú SYMBOL_CHECKus    r¼cCs4tjjr0|jjr0| d¡|tddd}||j_dS)Nr¸Tr¹rµ)rr£ZDUP_SYMBOLCHECKrÚ DEVELOPERrºr³r%r»r/r/r0ÚDUP_SYMBOL_CHECKŒs r¾)F)F)+rAÚrerÚwaflibrrrrrÚ waflib.LogsrÚ samba_utilsrr r r1r5r<Úcompiler=r@rMrPrYrrrtr~r‚r†r‡rŒr—r›r r¡r¨r¬r¯r²r³r¼Ú BuildContextr¾r/r/r/r0Ús>  B  2 B7#(#