[PATCH] maint: avoid overflow warning in xargs

[Bernhard Voelker]

xargs.c: In function 'xargs_do_exec':
xargs.c:1274:2: warning: overflow in implicit constant conversion [-Woverflow]

* xargs/xargs.c (xargs_do_exec): s/ int r;/ size_t r;/
The gnulib function safe_read returns size_t.
---
 xargs/xargs.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/xargs/xargs.c b/xargs/xargs.c
index 35c1198..5e373f2 100644
--- a/xargs/xargs.c
+++ b/xargs/xargs.c
@@ -1173,7 +1173,7 @@ xargs_do_exec (struct buildcmd_control *ctl, void 
*usercontext, int argc, char *
   pid_t child;
   int fd[2];
   int buf;
-  int r;
+  size_t r;
 
   (void) ctl;
   (void) argc;
-- 
1.8.3.1