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-rw-r--r--erts/emulator/beam/sys.h12
1 files changed, 12 insertions, 0 deletions
diff --git a/erts/emulator/beam/sys.h b/erts/emulator/beam/sys.h
index 3d8dd9c6d0..1bdb1579f5 100644
--- a/erts/emulator/beam/sys.h
+++ b/erts/emulator/beam/sys.h
@@ -66,8 +66,12 @@
*/
#ifndef ERTS_SYS_FD_TYPE
+#define ERTS_SYS_FD_INVALID ((ErtsSysFdType) -1)
typedef int ErtsSysFdType;
#else
+#ifndef ERTS_SYS_FD_INVALID
+# error missing ERTS_SYS_FD_INVALID
+#endif
typedef ERTS_SYS_FD_TYPE ErtsSysFdType;
#endif
@@ -744,6 +748,14 @@ void init_getenv_state(GETENV_STATE *);
char * getenv_string(GETENV_STATE *);
void fini_getenv_state(GETENV_STATE *);
+#define HAVE_ERTS_CHECK_IO_DEBUG
+typedef struct {
+ int no_used_fds;
+ int no_driver_select_structs;
+ int no_driver_event_structs;
+} ErtsCheckIoDebugInfo;
+int erts_check_io_debug(ErtsCheckIoDebugInfo *ip);
+
/* xxxP */
#define SYS_DEFAULT_FLOAT_DECIMALS 20
void init_sys_float(void);