profiler-builtins: define COMPILER_RT_HAS_UNAME on non-msvc platforms.

emilio · emilio · commit e8a1575cf6fe · 2018-03-25T03:30:04.000+02:00
Otherwise lprofGetHostName, used by the PGO generator, won't be available.

This means that PGO and coverage profiling would be restricted to systems with
uname, but that seems acceptable.

Signed-off-by: Emilio Cobos Álvarez &lt;emilio@crisal.io&gt;
diff --git a/src/libprofiler_builtins/build.rs b/src/libprofiler_builtins/build.rs
@@ -50,6 +50,7 @@ fn main() {
         cfg.flag("-fomit-frame-pointer");
         cfg.flag("-ffreestanding");
         cfg.define("VISIBILITY_HIDDEN", None);
+        cfg.define("COMPILER_RT_HAS_UNAME", Some("1"));
     }
 
     for src in profile_sources {

Original file line number	Diff line number	Diff line change
`@@ -50,6 +50,7 @@ fn main() {`
`50`	`50`	`cfg.flag("-fomit-frame-pointer");`
`51`	`51`	`cfg.flag("-ffreestanding");`
`52`	`52`	`cfg.define("VISIBILITY_HIDDEN", None);`
	`53`	`+ cfg.define("COMPILER_RT_HAS_UNAME", Some("1"));`
`53`	`54`	`}`
`54`	`55`
`55`	`56`	`for src in profile_sources {`