svn commit: r494616 - /spamassassin/trunk/spamc/libspamc.c

[jm...@apache.org]

Author: jm
Date: Tue Jan  9 14:07:55 2007
New Revision: 494616

URL: http://svn.apache.org/viewvc?view=rev&rev=494616
Log:
add note for extra-warning compilation, and fix a bug found by that commandline regarding ISO C90 compatibility of the C zlib code

Modified:
    spamassassin/trunk/spamc/libspamc.c

Modified: spamassassin/trunk/spamc/libspamc.c
URL: http://svn.apache.org/viewvc/spamassassin/trunk/spamc/libspamc.c?view=diff&rev=494616&r1=494615&r2=494616
==============================================================================
--- spamassassin/trunk/spamc/libspamc.c (original)
+++ spamassassin/trunk/spamc/libspamc.c Tue Jan  9 14:07:55 2007
@@ -16,6 +16,13 @@
  * </...@LICENSE>
  */
 
+/* 
+  Compile with extra warnings -- gcc only, not suitable for use as default:
+
+  gcc -Wextra -Wdeclaration-after-statement -Wall -g -O2 spamc/spamc.c \
+  spamc/getopt.c spamc/libspamc.c spamc/utils.c -o spamc/spamc -ldl -lz
+ */
+
 #include "config.h"
 #include "libspamc.h"
 #include "utils.h"
@@ -1017,6 +1024,9 @@
     return EX_SOFTWARE;
 
 #else
+    z_stream strm;
+
+    UNUSED_VARIABLE(flags);
 
     /* worst-case, according to http://www.zlib.org/zlib_tech.html ;
       * same as input, plus 5 bytes per 16k, plus 6 bytes.  this should
@@ -1027,7 +1037,6 @@
         return EX_OSERR;
     }
 
-    z_stream strm;
     strm.zalloc = Z_NULL;
     strm.zfree = Z_NULL;
     strm.opaque = Z_NULL;