[swift-dev] Developing Swift in Xcode

[Ben Langmuir]

> On Mar 14, 2016, at 1:51 PM, Kenny Leung via swift-dev <swift-dev at swift.org> wrote:
> 
> Hi Ben.
> 
> Argghh!
> 
> Question: why generate Xcode project files that don’t build?

Historically the project generated by -X had many fewer schemes and was much faster to open in the editor if you didn’t actually need to build (because you were building with ninja for example).  I don’t know if that’s still relevant or not.

> 
> Genuinely puzzled.
> 
> -Kenny
> 
> 
>> On Mar 14, 2016, at 12:55 PM, Ben Langmuir via swift-dev <swift-dev at swift.org> wrote:
>> 
>>> 
>>> On Mar 14, 2016, at 11:29 AM, Ryan Lovelett via swift-dev <swift-dev at swift.org> wrote:
>>> 
>>> On Mon, Mar 14, 2016, at 02:07 PM, Kenny Leung via swift-dev wrote:
>>>> Hi All.
>>>> 
>>>> With your indulgence, I’m looking for some newbie help here. I’ve gone
>>>> through the steps in the Swift project README, and generated an Xcode
>>>> project.
>>>> 
>>>> Are there any pointers to where to go next in the modify-compile-test
>>>> cycle? There are a zillion targets in the project, and none of them seem
>>>> to build.
>>> 
>>> This is my experience too. Just to add some more data points I did this:
>>> 
>>> $ utils/update-checkout
>>> $ utils/build-script -t
>>> $ utils/build-script -X --skip-build -- —reconfigure
>> 
>> See the documentation in `build-script -help` the capital -X option is designed to not be able to build.  You want the lowercase -x option.
>> 
>>> $ cd ~/Source/build/Xcode-DebugAssert/swift-macosx-x86_64
>>> $ open Swift.xcodeproj
>>> 
>>> Using the "ALL_BUILD" target in Xcode I attempted to build and was
>>> greeted with the following error:
>>> 
>>> echo This\ Xcode\ project\ is\ configured\ for\ IDE\ use\ only\ and\
>>> cannot\ build\ Swift.
>>> This Xcode project is configured for IDE use only and cannot build
>>> Swift.
>>> false
>>> make: ***
>>> [/Users/ryan/Source/build/Xcode-DebugAssert/swift-macosx-x86_64/xcode_generate_for_ide_only_dummy.txt]
>>> Error 1
>>> Command /bin/sh failed with exit code 2
>>> 
>>> Most of my steps were taken from
>>> https://github.com/apple/swift#developing-swift-in-xcode and then I just
>>> filled in the blanks with my own imagination from there.
>>> 
>>>> 
>>>> What is your typical process when adding a new feature to Swift?
>>> 
>>> I am also interested in this.
>>> 
>>>> 
>>>> Thanks!
>>>> 
>>>> -Kenny
>>>> 
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