Merge pull request #9457 from Vindaar/fixes-9456

Fixes #9456
2018-10-20 21:57:17 +02:00 · 2018-10-20 21:57:17 +02:00 · ce05a850a5
commit ce05a850a5
parent 863d3ef4ed 557fa85e02
2 changed files with 8 additions and 1 deletions
--- a/lib/system/sysio.nim
+++ b/lib/system/sysio.nim
@ -130,7 +130,10 @@ else:
 const
  BufSize = 4000

-proc close*(f: File) = discard c_fclose(f)
+proc close*(f: File) =
+  if not f.isNil:
+    discard c_fclose(f)
+
 proc readChar(f: File): char =
  let x = c_fgetc(f)
  if x < 0:
--- a/tests/stdlib/tissues.nim
+++ b/tests/stdlib/tissues.nim
@ -103,3 +103,7 @@ block t5349:

  for line in lines("test.txt"):
    echo line
+
+block t9456:
+  var f: File
+  f.close()