Makes microdelay use C linkage. (#618)

* Makes microdelay use C linkage. Fixes up the clang-format rules to not indent after extern "C".
bakerstu · Apr 16, 2022 · 28df8db · 28df8db
1 parent a009d80
commit 28df8db
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Showing 2 changed files with 21 additions and 1 deletion.
diff --git a/.clang-format b/.clang-format
@@ -43,5 +43,25 @@ SpacesInCStyleCastParentheses: false
 SpaceAfterControlStatementKeyword: true
 SpaceBeforeAssignmentOperators: true
 ContinuationIndentWidth: 4
+
+# This big block of settings works around indentation after an extern "C"
+BraceWrapping:
+  AfterClass:      true
+  AfterControlStatement: true
+  AfterEnum:       true
+  AfterFunction:   true
+  AfterNamespace:  true
+  AfterObjCDeclaration: true
+  AfterStruct:     true
+  AfterUnion:      true
+  AfterExternBlock: false
+  BeforeCatch:     true
+  BeforeElse:      true
+  IndentBraces:    false
+  SplitEmptyFunction: false
+  SplitEmptyRecord: false
+  SplitEmptyNamespace: false
+BreakBeforeBraces: Custom
+IndentExternBlock: false
 ...
 
diff --git a/src/os/sleep.h b/src/os/sleep.h
@@ -48,6 +48,6 @@ static void microsleep(uint32_t microseconds) __attribute__((weakref("usleep")))
 /// Executes a busy loop for a given amount of time. It is recommended to use
 /// this only for small number of microseconds (e.g. <100 usec).
 /// @param microseconds how long to delay.
-extern void microdelay(uint32_t microseconds);
+extern "C" void microdelay(uint32_t microseconds);
 
 #endif // _OS_SLEEP_H_