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-rw-r--r--shell/random.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/shell/random.h b/shell/random.h
index e22a2e8..0856340 100644
--- a/shell/random.h
+++ b/shell/random.h
@@ -6,6 +6,10 @@
*
* Licensed under GPLv2, see file LICENSE in this tarball for details.
*/
+#ifndef SHELL_RANDOM_H
+#define SHELL_RANDOM_H 1
+
+PUSH_AND_SET_FUNCTION_VISIBILITY_TO_HIDDEN
typedef struct random_t {
/* Random number generators */
@@ -23,3 +27,7 @@ typedef struct random_t {
((rnd)->galois_LFSR = 0)
uint32_t next_random(random_t *rnd) FAST_FUNC;
+
+POP_SAVED_FUNCTION_VISIBILITY
+
+#endif