From e433a1fc67500ab6bc03c302c01304fd45c72d0e Mon Sep 17 00:00:00 2001
From: Tyge Løvset <tylo@norceresearch.no>
Date: Tue, 27 Sep 2022 13:01:41 +0200
Subject: Added index, count vars to c_erase_if() + improved docs.

---
 include/stc/ccommon.h | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

(limited to 'include')

diff --git a/include/stc/ccommon.h b/include/stc/ccommon.h
index c6ec4529..2e84633c 100644
--- a/include/stc/ccommon.h
+++ b/include/stc/ccommon.h
@@ -280,10 +280,13 @@ STC_INLINE void crange_next(crange_iter* it)
 } while (0)
 
 #define c_erase_if(it, C, cnt, pred) do { \
+    size_t index = 0, count = 0; \
     C##_iter it = C##_begin(&cnt); \
-    while (it.ref) \
-        if (pred) it = C##_erase_at(&cnt, it); \
+    while (it.ref) { \
+        if (pred) it = C##_erase_at(&cnt, it), ++count; \
         else C##_next(&it); \
+        ++index; \
+    } \
 } while (0)
 
 #endif // CCOMMON_H_INCLUDED
-- 
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