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Re: Error from signal.h when _POSIX_C_SOURCE == 1




On 2017-07-11 19:01, Christopher Wellons wrote:

/usr/include/cygwin/signal.h:328:34: error: unknown type name ‘siginfo_t’
         void  (*sa_sigaction) ( int, siginfo_t *, void * );
                                      ^

Since _POSIX_C_SOURCE < 199309L, siginfo_t isn't defined. However, cygwin/signal.h erroneously uses this type anyway when defining struct sigaction. The sa_sigaction field in struct sigaction must also be guarded by the same feature test macro.

Already fixed in git:

https://sourceware.org/git/?p=newlib-cygwin.git;a=commitdiff;h=8a508f301cb9fb7e11f7cc2e3be7ffd42e64c25f

--
Yaakov

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