build: unistd.h is manditory on unix platforms

2025-06-13 21:46:49 -04:00
parent 3eef21c8df
commit 87704fedb1
4 changed files with 6 additions and 10 deletions
--- a/cmake/Libraries.cmake
+++ b/cmake/Libraries.cmake
@ -83,7 +83,12 @@ macro(configure_unix_libs)
  include(CheckCSourceCompiles)

  check_include_files(sys/socket.h HAVE_SYS_SOCKET_H)
+
+
  check_include_files(unistd.h HAVE_UNISTD_H)
+  if (NOT HAVE_UNISTD_H)
+    message(FATAL_ERROR "Missing unistd.h")
+  endif()

  check_function_exists(sigwait HAVE_POSIX_SIGWAIT)
  check_function_exists(inet_aton HAVE_INET_ATON)