sendmail: Fix compile error with GCC older than 4.9

cli_main contains a variable-length array that is initialized to the constant {0}. This extension to the C++ standard is not present in older versions of GCC, so replace it here with a memset. Fixes #51
bruceg · Jan 17, 2018 · 8f12d16 · 8f12d16
1 parent 900e164
commit 8f12d16
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diff --git a/NEWS b/NEWS
@@ -1,4 +1,6 @@
 This file lists all the major user-visible changes to nullmailer.
+
+- Fixed compile error in sendmail on GCC older than 4.9.
 -------------------------------------------------------------------------------
 Changes in version 2.1
 

diff --git a/src/sendmail.cc b/src/sendmail.cc
@@ -111,8 +111,9 @@ int do_exec(const char* program, const char* args[])
 
 int cli_main(int argc, char* argv[])
 {
-  const char* extra_args[argc + 5] = {0};
+  const char* extra_args[argc + 5];
   int extra_argc = 1;
+  memset(extra_args, 0, sizeof extra_args);
 
   switch (o_mode) {
   case mode_smtp: