Add 'lib/monoucha0/' from commit '33efaee783c2adb20df019a8bc924411c4a97e7f'

git-subtree-dir: lib/monoucha0
git-subtree-mainline: b56abad0883c0b4179f9c329a7169bb544fac4a5
git-subtree-split: 33efaee783c2adb20df019a8bc924411c4a97e7f

1 files changed, 39 insertions, 0 deletions

diff --git a/lib/monoucha0/monoucha/eprint.nim b/lib/monoucha0/monoucha/eprint.nim
new file mode 100644
index 00000000..73c207e8
--- /dev/null
+++ b/lib/monoucha0/monoucha/eprint.nim
@@ -0,0 +1,39 @@
+{.used.}
+
+template eprint0(s: varargs[string]) =
+  {.cast(noSideEffect), cast(tags: []), cast(raises: []).}:
+    var o = ""
+    for i in 0 ..< s.len:
+      if i != 0:
+        o &= ' '
+      o &= s[i]
+    when nimvm:
+      echo o
+    else:
+      when not declared(stderr):
+        echo o
+      else:
+        o &= '\n'
+        stderr.write(o)
+
+when defined(release):
+  func eprint*(s: varargs[string, `$`])
+      {.deprecated: "eprint is for debugging only".} =
+    eprint0(s)
+else:
+  func eprint*(s: varargs[string, `$`]) =
+    eprint0(s)
+
+func elog*(s: varargs[string, `$`]) =
+  {.cast(noSideEffect), cast(tags: []), cast(raises: []).}:
+    var f: File = nil
+    if not open(f, "a", fmAppend):
+      return
+    var o = ""
+    for i in 0 ..< s.len:
+      if i != 0:
+        o &= ' '
+      o &= s[i]
+    o &= '\n'
+    f.write(o)
+    close(f)