Re: Windows compilation error

On 7/7/2019 6:51 PM, MATSUDA Daiki wrote:
> On 2019年07月08日 07:17, Ray Satiro via curl-library wrote:
>> On 7/7/2019 5:43 PM, MATSUDA Daiki wrote:
>>> On 2019年07月07日 15:17, Ray Satiro via curl-library wrote:
>>>> On 7/2/2019 8:07 PM, MATSUDA Daiki via curl-library wrote:
>>>>> In my research, the curl library with /MD option in spite of static.
>>>>>
>>>>> https://docs.microsoft.com/en-us/cpp/build/reference/md-mt-ld-use-run-time-library?view=vs-2019
>>>>>
>>>>>
>>>>
>>>>
>>>> Is it possible that you want RTLIBCFG=static? [1] It is not the
>>>> recommended method.
>>>
>>> I know the option 'RTLBCFG'. But is there any meaning under the
>>> situation with mode=static and without RTLBCFG=static?
>>
>>
>> I'm sorry but I don't understand what you're asking. The difference is
>> described in the document that I referenced. Either you can build
>> libcurl as a static library or a DLL. When you are building libcurl it
>> needs a C runtime (almost invariably Microsoft's C runtime on Windows ms
>> crt). By default we use the CRT import library and so when you build
>> your app with static libcurl it should link to the CRT DLL.
>
> I pointed that when try to build other apps with other static library,
> libcurl static library without RTLIBCFG=static occurs compile error.
>
> e.g.
> https://stackoverflow.com/questions/5839362/why-do-i-get-lnk4098-conflicts-with-use-of-other-libs-when-trying-to-compile-c/5839453#5839453
>
>
> Is such a static library by default for useful?
>
> As I got the developer's aspect, I use RTLBCFG=static.

It's possible you have other libraries that were built to use the static
crt runtime. Typically static libraries reference the import crt library
for linking.

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Received on 2019-07-15