Thanks! It's helpful to tell me, but more helpful still to augment the "How to use Hadrian" documentation, as you suggest.
Simon | -----Original Message----- | From: Andrey Mokhov <andrey.mok...@newcastle.ac.uk> | Sent: 04 September 2018 18:49 | To: Simon Peyton Jones <simo...@microsoft.com>; Alp Mestanogullari | <a...@well-typed.com> | Cc: ghc-devs <ghc-devs@haskell.org> | Subject: RE: Hadrian | | Thanks Simon, | | I fixed the "verboseCommands" typo. | | Regarding various available predicates: indeed, we don't currently have | a comprehensive description -- I've opened an issue for this and will | hopefully fix it soon. | | In the meanwhile, there are a few examples of predicates in the rest of | the doc/user-settings.md document, for example here: | https://na01.safelinks.protection.outlook.com/?url=https%3A%2F%2Fgithub. | com%2Fsnowleopard%2Fhadrian%2Fblob%2Fmaster%2Fdoc%2Fuser- | settings.md%23command-line- | arguments&data=02%7C01%7Csimonpj%40microsoft.com%7C4fb0515ae2e04363f | 28508d6128ea983%7C72f988bf86f141af91ab2d7cd011db47%7C1%7C0%7C63671680127 | 5286560&sdata=mIM3eLPQOMc28uBN4kvA9q%2Fq3Z7aKud0fGme9c7Zk0c%3D&r | eserved=0. | | The `input` and `output` predicates accept Shake's `FilePattern` as | parameters -- see the documentation for it here: | | https://na01.safelinks.protection.outlook.com/?url=https%3A%2F%2Fhackage | .haskell.org%2Fpackage%2Fshake-0.16.4%2Fdocs%2FDevelopment- | Shake.html%23v%3A-63--61--61- | &data=02%7C01%7Csimonpj%40microsoft.com%7C4fb0515ae2e04363f28508d612 | 8ea983%7C72f988bf86f141af91ab2d7cd011db47%7C1%7C0%7C636716801275296568&a | mp;sdata=Lr9Q6ufGeauZt%2BxX4nmNC7gQkbfPvg%2Fa8gSTNEmB6AU%3D&reserved | =0 | | Cheers, | Andrey | | -----Original Message----- | From: Simon Peyton Jones [mailto:simo...@microsoft.com] | Sent: 04 September 2018 16:49 | To: Andrey Mokhov <andrey.mok...@newcastle.ac.uk>; Alp Mestanogullari | <a...@well-typed.com> | Cc: ghc-devs <ghc-devs@haskell.org> | Subject: RE: Hadrian | | Very confusingly | https://na01.safelinks.protection.outlook.com/?url=https%3A%2F%2Fgithub. | com%2Fsnowleopard%2Fhadrian%2Fblob%2Fmaster%2Fdoc%2Fuser- | settings.md%23verbose-command- | lines&data=02%7C01%7Csimonpj%40microsoft.com%7C4fb0515ae2e04363f2850 | 8d6128ea983%7C72f988bf86f141af91ab2d7cd011db47%7C1%7C0%7C636716801275296 | 568&sdata=6HmXCIghQhkAK1prpzhnCJa9bLUlcZwmsxdEJmULEVY%3D&reserve | d=0 | | speaks about verboseCommmands PLURAL, whereas it should say | verboseCommand SINGLUAR. | | Moreover, what is the language things you can say (i.e. where is it | documented). The "//" business, and what patterns can occur. What | things other than "//" can you have? What about 'input' etc? | | Simon | | | -----Original Message----- | | From: Andrey Mokhov <andrey.mok...@newcastle.ac.uk> | | Sent: 30 August 2018 12:26 | | To: Simon Peyton Jones <simo...@microsoft.com>; Alp Mestanogullari | | <a...@well-typed.com> | | Cc: ghc-devs <ghc-devs@haskell.org> | | Subject: RE: Hadrian | | | | Simon, | | | | If you want to see all command lines, you can pass '--verbose' or '- | V' | | flag to Hadrian and it will then print out everything it does. | | | | But you can also choose which particular command lines to print in | | UserSettings, see: | | | | | https://na01.safelinks.protection.outlook.com/?url=https%3A%2F%2Fgithub. | c | | om%2Fsnowleopard%2Fhadrian%2Fblob%2Fmaster%2Fdoc%2Fuser- | | settings.md%23verbose-command- | | | lines&data=02%7C01%7Csimonpj%40microsoft.com%7C0c6118a504f74269efd50 | 8 | | | d60e6b4fe7%7C72f988bf86f141af91ab2d7cd011db47%7C1%7C0%7C6367122514034262 | 3 | | | 1&sdata=tMYhmIGMeVbBYjAtxWQTY5%2F4Kyfc4m981N4OTowGkbQ%3D&reserve | d | | =0 | | | | So, you can do: | | | | verboseCommand = input "//GHC/Real.hs" | | | | Or, alternatively, | | | | verboseCommand = output "//GHC/Real.hi" | | | | Both should produce the same result (in theory). | | | | In general, we have the following documents on Hadrian: | | | | The README: | | | https://na01.safelinks.protection.outlook.com/?url=https%3A%2F%2Fgithub. | c | | | om%2Fsnowleopard%2Fhadrian%2Fblob%2Fmaster%2FREADME.md&data=02%7C01% | 7 | | | Csimonpj%40microsoft.com%7C0c6118a504f74269efd508d60e6b4fe7%7C72f988bf86 | f | | | 141af91ab2d7cd011db47%7C1%7C0%7C636712251403426231&sdata=7WigmQG7lbD | d | | eyhYCSaKOQEb0eeZcn0iXAbAKdwZ5A4%3D&reserved=0 | | How to use UserSettings: | | | https://na01.safelinks.protection.outlook.com/?url=https%3A%2F%2Fgithub. | c | | om%2Fsnowleopard%2Fhadrian%2Fblob%2Fmaster%2Fdoc%2Fuser- | | | settings.md&data=02%7C01%7Csimonpj%40microsoft.com%7C0c6118a504f7426 | 9 | | | efd508d60e6b4fe7%7C72f988bf86f141af91ab2d7cd011db47%7C1%7C0%7C6367122514 | 0 | | | 3426231&sdata=tRu2lO%2F6TNV3ao5tzNKO%2FAHJMWsxKX%2BqExHn78nuCvU%3D&a | m | | p;reserved=0 | | An overview of build flavours: | | | https://na01.safelinks.protection.outlook.com/?url=https%3A%2F%2Fgithub. | c | | | om%2Fsnowleopard%2Fhadrian%2Fblob%2Fmaster%2Fdoc%2Fflavours.md&data= | 0 | | | 2%7C01%7Csimonpj%40microsoft.com%7C0c6118a504f74269efd508d60e6b4fe7%7C72 | f | | | 988bf86f141af91ab2d7cd011db47%7C1%7C0%7C636712251403426231&sdata=Esy | e | | DdAKLV9DC3PUwkqsuQ4zGoOYKcaJeEov1BAH8lU%3D&reserved=0 | | | | I hope the more Hadrian gets used, the more complete the | documentation | | will become. | | | | Cheers, | | Andrey | | | | From: Simon Peyton Jones [mailto:simo...@microsoft.com] | | Sent: 30 August 2018 12:19 | | To: Simon Peyton Jones <simo...@microsoft.com>; Alp Mestanogullari | | <a...@well-typed.com>; Andrey Mokhov <andrey.mok...@newcastle.ac.uk> | | Cc: ghc-devs <ghc-devs@haskell.org> | | Subject: RE: Hadrian | | | | Sigh. As an inconvenient workaround, I tried adding {-# OPTIONS_GHC | - | | dverbose-core2core #-} to GHC.Real, and then doing | | cabal new-run hadrian -- -c -j4 --flavour=quick -- | directory=".." | | in hadrian/ | | That did recompile GHC.Real - but all the debug output disappeared! | | I tried adding {-# OPTIONS_GHC -ddebug-output #-} as well, but that | | didn't work. | | I'm stuck - any ideas? | | Simon | | | | From: ghc-devs <ghc-devs-boun...@haskell.org> On Behalf Of Simon | Peyton | | Jones via ghc-devs | | Sent: 30 August 2018 12:12 | | To: Alp Mestanogullari <a...@well-typed.com>; Andrey Mokhov | | <andrey.mok...@newcastle.ac.uk> | | Cc: ghc-devs <ghc-devs@haskell.org> | | Subject: Hadrian | | | | Alp, Andrey | | The old build system printed out every command line; and I often | copy- | | paste that info to build single modules. | | Eg currently, when trying to understand #15570 I see a suspicious | | GHC.Real.hi. So I want to manually recompile GHC.Real (from base), | | adding some debug flags. How can I get the right command line to do | that | | from the build log? | | Where is the "how to use Hadrian" wiki page? I know you've been | writing | | one. | | Simon _______________________________________________ ghc-devs mailing list ghc-devs@haskell.org http://mail.haskell.org/cgi-bin/mailman/listinfo/ghc-devs
