Add extern "C" to some headers

5 files changed, 40 insertions, 0 deletions

diff --git a/Alc/alstring.h b/Alc/alstring.h
index e10811da..923a5ea2 100644
--- a/Alc/alstring.h
+++ b/Alc/alstring.h
@@ -6,6 +6,10 @@
 #include "vector.h"
 
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 typedef char al_string_char_type;
 TYPEDEF_VECTOR(al_string_char_type, al_string)
 TYPEDEF_VECTOR(al_string, vector_al_string)
@@ -47,4 +51,8 @@ void alstr_copy_wrange(al_string *str, const wchar_t *from, const wchar_t *to);
 void alstr_append_wrange(al_string *str, const wchar_t *from, const wchar_t *to);
 #endif
 
+#ifdef __cplusplus
+} /* extern "C" */
+#endif
+
 #endif /* ALSTRING_H */
diff --git a/Alc/backends/base.h b/Alc/backends/base.h
index b05523b2..6940a2a2 100644
--- a/Alc/backends/base.h
+++ b/Alc/backends/base.h
@@ -5,6 +5,10 @@
 #include "threads.h"
 
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 typedef struct ClockLatency {
     ALint64 ClockTime;
     ALint64 Latency;
@@ -157,4 +161,8 @@ inline void ALCdevice_Lock(ALCdevice *device)
 inline void ALCdevice_Unlock(ALCdevice *device)
 { V0(device->Backend,unlock)(); }
 
+#ifdef __cplusplus
+} /* extern "C" */
+#endif
+
 #endif /* AL_BACKENDS_BASE_H */
diff --git a/Alc/compat.h b/Alc/compat.h
index 6cf2d0d2..093184c8 100644
--- a/Alc/compat.h
+++ b/Alc/compat.h
@@ -3,6 +3,10 @@
 
 #include "alstring.h"
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 #ifdef _WIN32
 
 #define WIN32_LEAN_AND_MEAN
@@ -54,4 +58,8 @@ void *GetSymbol(void *handle, const char *name);
 void *Android_GetJNIEnv(void);
 #endif
 
+#ifdef __cplusplus
+} /* extern "C" */
+#endif
+
 #endif /* AL_COMPAT_H */
diff --git a/Alc/logging.h b/Alc/logging.h
index 18093b75..785771c8 100644
--- a/Alc/logging.h
+++ b/Alc/logging.h
@@ -10,6 +10,10 @@
 #define DECL_FORMAT(x, y, z)
 #endif
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 extern FILE *LogFile;
 
 #if defined(__GNUC__) && !defined(_WIN32)
@@ -58,4 +62,8 @@ extern enum LogLevel LogLevel;
     LOG_ANDROID(ANDROID_LOG_ERROR, __VA_ARGS__);                              \
 } while(0)
 
+#ifdef __cplusplus
+} /* extern "C" */
+#endif
+
 #endif /* LOGGING_H */
diff --git a/Alc/ringbuffer.h b/Alc/ringbuffer.h
index bcf67374..0d05ec84 100644
--- a/Alc/ringbuffer.h
+++ b/Alc/ringbuffer.h
@@ -4,6 +4,10 @@
 #include <stddef.h>
 
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 typedef struct ll_ringbuffer ll_ringbuffer_t;
 typedef struct ll_ringbuffer_data {
     char *buf;
@@ -66,4 +70,8 @@ size_t ll_ringbuffer_write(ll_ringbuffer_t *rb, const char *src, size_t cnt);
 /** Advance the write pointer `cnt' places. */
 void ll_ringbuffer_write_advance(ll_ringbuffer_t *rb, size_t cnt);
 
+#ifdef __cplusplus
+} /* extern "C" */
+#endif
+
 #endif /* RINGBUFFER_H */