From c04d8fdf9259e5e303c8b30120649aafd68a5a52 Mon Sep 17 00:00:00 2001
From: Laurent Mazet <mazet@softndesign.org>
Date: Tue, 27 Dec 2022 22:37:07 +0100
Subject: [PATCH] correct issue when using %f with 0

---
 fdprintf.c | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/fdprintf.c b/fdprintf.c
index 1bc1b19..6c06e03 100644
--- a/fdprintf.c
+++ b/fdprintf.c
@@ -64,7 +64,7 @@ int fdprintf (int fd, const char *fmt, ...)
             *str++ = c;
         } else {
             int t = 0;
-	    char w = '0';
+            char w = '0';
             int i, sz = 0;
             void *p = NULL;
 
@@ -97,6 +97,10 @@ int fdprintf (int fd, const char *fmt, ...)
                 break;
             case 'f': /* float */
                 f = va_arg (ap, double);
+                if (f == 0) {
+                    *str++ = '0';
+                    break;
+                }
                 if (f < 0) {
                     *str++ = '-';
                     f = -f;
@@ -110,7 +114,7 @@ int fdprintf (int fd, const char *fmt, ...)
                     f *= 10;
                     t--;
                 }
-		f += 1e-7;
+                f += 1e-7;
                 if (f >= 10) {
                     f /= 10;
                     t++;
-- 
2.30.2