From b1f691f2deb0b59c6e237241e1995c5d95f37ffa Mon Sep 17 00:00:00 2001
From: Franklin Wei <me@fwei.tk>
Date: Thu, 17 Aug 2017 15:27:52 -0400
Subject: Introduce ftoa() as a replacement for the %g format specifier

Not all platforms support printing floats, this is a more
portable (if uglier) way.
---
 misc.c | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'misc.c')

diff --git a/misc.c b/misc.c
index bb9019e..ed31acb 100644
--- a/misc.c
+++ b/misc.c
@@ -402,6 +402,12 @@ void copy_left_justified(char *buf, size_t sz, const char *str)
     buf[sz - 1] = 0;
 }
 
+/* another kludge for platforms without %g support in *printf() */
+int ftoa(char *buf, float f)
+{
+    return sprintf(buf, "%d.%06d", (int)f, abs((int)((f - (int)f)*1e6)));
+}
+
 /* Returns a dynamically allocated label for a generic button.
  * Game-specific buttons should go into the `label' field of key_label
  * instead. */
-- 
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