Skip to content

Conversation

@samuelkgutierrez
Copy link

Add -D_POSIX_C_SOURCE=200809L to fix the following:

  • error: variable has incomplete type 'struct timespec'
  • warning: implicit declaration of function 'nanosleep' is invalid in C99

Tested using the following compilers on Fedora 30, Fedora 33:

  • gcc (GCC) 9.3.1 20200408 (Red Hat 9.3.1-2)
  • gcc (GCC) 10.2.1 20201125 (Red Hat 10.2.1-9)
  • clang version 8.0.0 (Fedora 8.0.0-3.fc30)

Please see: https://man7.org/linux/man-pages//man2/nanosleep.2.html

Add -D_POSIX_C_SOURCE=200809L to fix the following:
* error: variable has incomplete type 'struct timespec'
* warning: implicit declaration of function 'nanosleep' is invalid in C99

Tested using the following compilers on Fedora 30, Fedora 33:
* gcc (GCC) 9.3.1 20200408 (Red Hat 9.3.1-2)
* gcc (GCC) 10.2.1 20201125 (Red Hat 10.2.1-9)
* clang version 8.0.0 (Fedora 8.0.0-3.fc30)

Please see: https://man7.org/linux/man-pages//man2/nanosleep.2.html
@samuelkgutierrez
Copy link
Author

@Lcjacobpd you may be interested in this.

Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment

Labels

None yet

Projects

None yet

Development

Successfully merging this pull request may close these issues.

1 participant