Check for nil in cstringArrayToSeq

nim-lang · Jun 21, 2024 · d72b064 · d72b064
1 parent 646bd99
commit d72b064
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/lib/system.nim b/lib/system.nim
@@ -2102,12 +2102,14 @@ when not defined(js):
     proc cstringArrayToSeq*(a: cstringArray, len: Natural): seq[string] =
       ## Converts a `cstringArray` to a `seq[string]`. `a` is supposed to be
       ## of length `len`.
+      if a == nil: return
       newSeq(result, len)
       for i in 0..len-1: result[i] = $a[i]
 
     proc cstringArrayToSeq*(a: cstringArray): seq[string] =
       ## Converts a `cstringArray` to a `seq[string]`. `a` is supposed to be
       ## terminated by `nil`.
+      if a == nil: return
       var L = 0
       while a[L] != nil: inc(L)
       result = cstringArrayToSeq(a, L)