From: Magnus Jacobsson <magnus.jacobsson@berotec.se>
Date: Wed, 9 Sep 2020 08:45:14 +0000 (+0200)
Subject: Remove 2 -Wundef warnings in lefty.c
X-Git-Tag: 2.46.0~20^2^2~87^2~2
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=638cc2e04d3b9976adc46aed326dd5cdea626085;p=graphviz

Remove 2 -Wundef warnings in lefty.c

It happened to be 2 warnings using autotools on Ubuntu 18.04, but it
could be up to 4.
---

diff --git a/cmd/lefty/lefty.c b/cmd/lefty/lefty.c
index 3ca82f298..dadfc1cc7 100644
--- a/cmd/lefty/lefty.c
+++ b/cmd/lefty/lefty.c
@@ -44,16 +44,16 @@
 #  endif
 #endif
 
-#if HAVE_FILE_CNT
+#if defined(HAVE_FILE_CNT) && HAVE_FILE_CNT
 #define canread(f) ((f)->_cnt>0)
 #else
-#  if HAVE_FILE_NEXT
+#  if defined(HAVE_FILE_NEXT) && HAVE_FILE_NEXT
 #  define canread(f) ((f)->_next<(f)->_endb)
 #  else
-#    if HAVE_FILE_IO_READ_END
+#    if defined(HAVE_FILE_IO_READ_END) && HAVE_FILE_IO_READ_END
 #    define canread(f) ((f)->_IO_read_end>(f)->_IO_read_ptr)
 #    else
-#      if HAVE_FILE_R
+#      if defined(HAVE_FILE_R) && HAVE_FILE_R
 #      define canread(f) ((f)->_r>0)
 #      else
 #      define canread(f) (1)