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-rw-r--r--src/til_util.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/src/til_util.h b/src/til_util.h
index 3dc7fc7..8d1be0c 100644
--- a/src/til_util.h
+++ b/src/til_util.h
@@ -21,11 +21,19 @@
#define cstrlen(_str) \
(sizeof(_str) - 1)
+/* Though I don't bother including sys/param.h, some toolchains pull it in indirectly,
+ * or just define MIN/MAX elsewhere. So I'm just doing the stupid thing here and accepting
+ * a preexisting MIN/MAX, assuming it's semantically identical.
+ */
+#ifndef MIN
#define MIN(_a, _b) \
((_a) < (_b) ? (_a) : (_b))
+#endif
+#ifndef MAX
#define MAX(_a, _b) \
((_a) > (_b) ? (_a) : (_b))
+#endif
unsigned til_get_ncpus(void);
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