From 7f8952630abc0db42aa29cc0f2df4481789433bc Mon Sep 17 00:00:00 2001
From: Bent Bisballe Nyeng <deva@aasimon.org>
Date: Wed, 19 Feb 2014 11:11:49 +0100
Subject: Add error handling and unlink of created tmp files.

---
 main_complete.c | 13 ++++++++-----
 main_simple.c   | 13 ++++++++++---
 2 files changed, 18 insertions(+), 8 deletions(-)

diff --git a/main_complete.c b/main_complete.c
index b86e2a1..8eb4b7e 100644
--- a/main_complete.c
+++ b/main_complete.c
@@ -30,15 +30,17 @@
 #include <sys/types.h>
 #include <sys/stat.h>
 #include <fcntl.h>
-
+#include <errno.h>
 #include <stdio.h>
+#include <string.h>
+#include <unistd.h>
 
 int main(int argc, char *argv[])
 {
-  printf("Running...\n");
-
-  int fd = open("/tmp/my.log", O_CREAT | O_RDWR, 0777);
+  const char *mylog = "/tmp/my.log";
+  int fd = open(mylog, O_CREAT | O_RDWR, 0777);
   if(fd == -1) {
+    printf("Could not open '%s' for writing: %s", mylog, strerror(errno));
     return 1;
   }
   hug_status_t status = hug_init(HUG_FLAG_USE_MUTEX |
@@ -70,7 +72,8 @@ int main(int argc, char *argv[])
   
   hug_close();
 
-  printf("done\n");
+  unlink(mylog);
+  unlink("/tmp/my.log2");
 
   return 0;
 }
diff --git a/main_simple.c b/main_simple.c
index 60d57ac..84753c9 100644
--- a/main_simple.c
+++ b/main_simple.c
@@ -30,13 +30,17 @@
 #include <sys/types.h>
 #include <sys/stat.h>
 #include <fcntl.h>
-
+#include <unistd.h>
 #include <stdio.h>
+#include <string.h>
+#include <errno.h>
 
 int main(int argc, char *argv[])
 {
-  int fd = open("/tmp/my.log", O_CREAT | O_RDWR, 0777);
+  const char *mylog = "/tmp/my.log";
+  int fd = open(mylog, O_CREAT | O_RDWR, 0777);
   if(fd == -1) {
+    printf("Could not open '%s' for writing: %s", mylog, strerror(errno));
     return 1;
   }
 
@@ -46,7 +50,7 @@ int main(int argc, char *argv[])
                                  HUG_FLAG_OUTPUT_TO_STDERR |
                                  0,
                                  HUG_OPTION_FD, fd,
-                                 HUG_OPTION_FILENAME, "/tmp/my2.log",
+                                 HUG_OPTION_FILENAME, "/tmp/my.log2",
                                  HUG_OPTION_STDOUT_NO_DATE, 0,
                                  HUG_OPTION_END);
 
@@ -65,5 +69,8 @@ int main(int argc, char *argv[])
   
   hug_close();
 
+  unlink(mylog);
+  unlink("/tmp/my.log2");
+
   return 0;
 }
-- 
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