use unique macro names..

1 files changed, 5 insertions, 5 deletions

diff --git a/src/sbuffer.h b/src/sbuffer.h
index 3558bbc..dc98b6e 100644
--- a/src/sbuffer.h
+++ b/src/sbuffer.h
@@ -11,10 +11,10 @@ struct buf_hdr
     char buf[0];
 };
 
-#define MAX(a, b) ((a) > (b) ? (a) : (b))
-#define OFFSETOF(t, f) (size_t)((char *)&(((t *)0)->f) - (char *)0)
+#define buf_MAX(a, b) ((a) > (b) ? (a) : (b))
+#define buf_OFFSETOF(t, f) (size_t)((char *)&(((t *)0)->f) - (char *)0)
 
-#define buf__hdr(b) ((struct buf_hdr *)((char *)(b) - OFFSETOF(struct buf_hdr, buf)))
+#define buf__hdr(b) ((struct buf_hdr *)((char *)(b) - buf_OFFSETOF(struct buf_hdr, buf)))
 #define buf__should_grow(b, n) (buf_len(b) + (n) >= buf_cap(b))
 #define buf__fit(b, n) (buf__should_grow(b, n) ? ((b) = buf__grow_f(b, buf_len(b) + (n), sizeof(*(b)))) : 0)
 
@@ -28,8 +28,8 @@ struct buf_hdr
 
 internal void *buf__grow_f(const void *buf, size_t new_len, size_t elem_size)
 {
-    size_t new_cap = MAX(1 + 2*buf_cap(buf), new_len);
-    size_t new_size = OFFSETOF(struct buf_hdr, buf) + new_cap*elem_size;
+    size_t new_cap = buf_MAX(1 + 2*buf_cap(buf), new_len);
+    size_t new_size = buf_OFFSETOF(struct buf_hdr, buf) + new_cap*elem_size;
     struct buf_hdr *new_hdr = realloc(buf ? buf__hdr(buf) : 0, new_size);
     new_hdr->cap = new_cap;
     if (!buf) {