bootstrap: Require compiler mode aware of C99 on Solaris

On Solaris some system headers included in C with `-D_XOPEN_SOURCE=600` require C99 support by the compiler.
2026-02-16 20:21:41 -06:00 · 2017-09-17 11:06:13 -04:00
parent 420874bfaa
commit 6a2d967de0
1 changed files with 4 additions and 0 deletions
--- a/4
+++ b/4
@@ -935,6 +935,10 @@ echo '
 # error "The CMAKE_C_COMPILER is set to a C++ compiler"
 #endif

+#if defined(__sun) && __STDC_VERSION__ < 199901L
+#error "On Solaris we need C99."
+#endif
+
 #include <stdio.h>

 int main(int argc, char* argv[])