errno stuff

apps/netutils/dnsclient/dns_gethostip.c

@@ -86,7 +86,7 @@ int dns_gethostip_multi(FAR const char *hostname, FAR in_addr_t *ipaddr,
 
   if (nipaddr == 0 || !ipaddr)
     {
-      errno = EINVAL;
+      set_errno(EINVAL);
       return ret;
     }
 
@@ -96,7 +96,7 @@ int dns_gethostip_multi(FAR const char *hostname, FAR in_addr_t *ipaddr,
       ret = dns_query_sock_multi(sockfd, hostname, ipaddr, nipaddr);
       err = errno;
       dns_free_sock(&sockfd);
-      errno = err;
+      set_errno(err);
     }
 
   return ret;

apps/netutils/dnsclient/dns_socket.c

+
 /****************************************************************************
  * apps/netutils/dnsclient/dns_socket.c
  * DNS host name to IP address resolver.
@@ -404,7 +405,7 @@ static int dns_send_query(int sockfd, FAR const char *name,
        {
          /* Too long name! */
 
-         errno = EMSGSIZE;
+         set_errno(EMSGSIZE);
          return ERROR;
        }
 
@@ -416,7 +417,7 @@ static int dns_send_query(int sockfd, FAR const char *name,
            {
              /* Too long name! */
 
-             errno = EMSGSIZE;
+             set_errno(EMSGSIZE);
              return ERROR;
            }
 
@@ -432,7 +433,7 @@ static int dns_send_query(int sockfd, FAR const char *name,
     {
       /* Too long name! */
 
-      errno = EMSGSIZE;
+      set_errno(EMSGSIZE);
       return ERROR;
     }
 
@@ -448,7 +449,7 @@ static int dns_send_query(int sockfd, FAR const char *name,
     {
       /* Too long name! */
 
-      errno = EMSGSIZE;
+      set_errno(EMSGSIZE);
       return ERROR;
     }
 
@@ -463,7 +464,7 @@ static int dns_send_query(int sockfd, FAR const char *name,
     {
       /* Out of memory. */
 
-      errno = ENOMEM;
+      set_errno(ENOMEM);
       return ERROR;
     }
 
@@ -485,7 +486,7 @@ static int dns_send_query(int sockfd, FAR const char *name,
       int err = errno;
       free(qinfo->qname);
       qinfo->qname = NULL;
-      errno = err;
+      set_errno(err);
     }
 
   return wlen;
@@ -534,7 +535,7 @@ static int dns_recv_response(int sockfd, FAR in_addr_t *inaddr, size_t naddr,
       /* Not response from DNS server. */
 
       ndbg("packet from wrong address\n");
-      errno = EBADMSG;
+      set_errno(EBADMSG);
       return ERROR;
     }
 
@@ -543,7 +544,7 @@ static int dns_recv_response(int sockfd, FAR in_addr_t *inaddr, size_t naddr,
       /* Not response from DNS server. */
 
       ndbg("packet from wrong port\n");
-      errno = EBADMSG;
+      set_errno(EBADMSG);
       return ERROR;
     }
 
@@ -554,7 +555,7 @@ static int dns_recv_response(int sockfd, FAR in_addr_t *inaddr, size_t naddr,
       ndbg("too short DNS response (len: %d, expect at least: %d)\n",
            buflen, sizeof(*hdr));
 
-      errno = EBADMSG;
+      set_errno(EBADMSG);
       return ERROR;
     }
 
@@ -571,7 +572,7 @@ static int dns_recv_response(int sockfd, FAR in_addr_t *inaddr, size_t naddr,
 
   if ((hdr->flags2 & DNS_FLAG2_ERR_MASK) != 0)
     {
-      errno = EHOSTUNREACH;
+      set_errno(EHOSTUNREACH);
       return ERROR;
     }
 
@@ -582,7 +583,7 @@ static int dns_recv_response(int sockfd, FAR in_addr_t *inaddr, size_t naddr,
       ndbg("wrong DNS response ID (expected %d, got %d).\n",
            qinfo->id, hdr->id);
 
-      errno = EBADMSG;
+      set_errno(EBADMSG);
       return ERROR;
     }
 
@@ -597,7 +598,7 @@ static int dns_recv_response(int sockfd, FAR in_addr_t *inaddr, size_t naddr,
     {
       ndbg("wrong number of questions (expected %d, got %d).\n", 1, nquestions);
 
-      errno = EBADMSG;
+      set_errno(EBADMSG);
       return ERROR;
     }
 
@@ -642,7 +643,7 @@ static int dns_recv_response(int sockfd, FAR in_addr_t *inaddr, size_t naddr,
     {
       ndbg("invalid DNS response, response name different length than query.\n");
 
-      errno = EBADMSG;
+      set_errno(EBADMSG);
       return ERROR;
     }
 
@@ -650,7 +651,7 @@ static int dns_recv_response(int sockfd, FAR in_addr_t *inaddr, size_t naddr,
     {
       ndbg("invalid DNS response, response name mismatch query.\n");
 
-      errno = EBADMSG;
+      set_errno(EBADMSG);
       return ERROR;
     }
 
@@ -659,7 +660,7 @@ static int dns_recv_response(int sockfd, FAR in_addr_t *inaddr, size_t naddr,
     {
       ndbg("malformed DNS response, no answers section.\n");
 
-      errno = EBADMSG;
+      set_errno(EBADMSG);
       return ERROR;
     }
 
@@ -670,7 +671,7 @@ static int dns_recv_response(int sockfd, FAR in_addr_t *inaddr, size_t naddr,
     {
       ndbg("invalid DNS response, question section mismatch.\n");
 
-      errno = EBADMSG;
+      set_errno(EBADMSG);
       return ERROR;
     }
 
@@ -779,7 +780,7 @@ static int dns_recv_response(int sockfd, FAR in_addr_t *inaddr, size_t naddr,
       return naddr_read;
     }
 
-  errno = errval;
+  set_errno(errval);
   return ERROR;
 }
 
@@ -815,7 +816,7 @@ int dns_bind_sock(FAR int *sockfd)
     {
       err = errno;
       ndbg("ERROR: socket() failed: %d\n", errno);
-      errno = err;
+      set_errno(err);
       return ERROR;
     }
 
@@ -833,7 +834,7 @@ int dns_bind_sock(FAR int *sockfd)
       ndbg("ERROR: setsockopt() failed: %d\n", errno);
       close(*sockfd);
       *sockfd = -1;
-      errno = err;
+      set_errno(err);
       return ERROR;
     }
 
@@ -920,7 +921,7 @@ int dns_query_sock_multi(int sockfd, FAR const char *hostname,
 
   if (!ipaddr || nipaddr == 0)
     {
-      errno = EINVAL;
+      set_errno(EINVAL);
       return ERROR;
     }
 
@@ -1208,7 +1209,7 @@ int dns_whois_socket_multi(int sockfd, FAR const char *name,
 
   if (naddr == 0 || !addr)
     {
-      errno = EINVAL;
+      set_errno(EINVAL);
       return ERROR;
     }
 
@@ -1285,6 +1286,6 @@ int dns_whois_socket_multi(int sockfd, FAR const char *name,
 err_out:
   free(buffer);
   dns_increase_lookup_failed_count();
-  errno = err;
+  set_errno(err);
   return ERROR;
 }

apps/system/conman/conman_ubmodem.c

@@ -964,7 +964,7 @@ int __conman_ubmodem_send_sms(struct conman_s *conman,
   if (!item)
     {
       free(sms);
-      errno = -ENOMEM;
+      set_errno(-ENOMEM);
       return ERROR;
     }
 

apps/system/ubmodem/ubmodem_cell_locate.c

@@ -256,7 +256,7 @@ int ubmodem_start_cell_locate(struct ubmodem_s *modem)
 
   if (modem->level < UBMODEM_LEVEL_GPRS)
     {
-      errno = ENONET;
+      set_errno(ENONET);
       return ERROR;
     }
 

apps/system/ubmodem/ubmodem_cmd_task.c

@@ -133,7 +133,7 @@ int ubmodem_send_raw_command(struct ubmodem_s *modem,
   cmdtask = calloc(1, sizeof(*cmdtask) + buflen);
   if (!cmdtask)
     {
-      errno = ENOMEM;
+      set_errno(ENOMEM);
       return ERROR;
     }
 

apps/system/ubmodem/ubmodem_info.c

@@ -515,6 +515,6 @@ int ubmodem_get_info(struct ubmodem_s *modem, ubmodem_info_cb_t result_cb,
 
 err_out:
 
-  errno = err;
+  set_errno(err);
   return ERROR;
 }

apps/system/ubmodem/ubmodem_poll.c

@@ -187,7 +187,7 @@ static int modem_poll_event(struct ubmodem_s *modem, struct pollfd *pfd,
 
   if (pfd == NULL && numpfds > 0)
     {
-      errno = EINVAL;
+      set_errno(EINVAL);
       return ERROR;
     }
 
@@ -426,7 +426,7 @@ int ubmodem_pollfds_setup(struct ubmodem_s *modem, struct pollfd *pfd,
 
   if (pfd == NULL || timeout == NULL)
     {
-      errno = EINVAL;
+      set_errno(EINVAL);
       return ERROR;
     }
 

apps/system/ubmodem/ubmodem_sms_send.c

@@ -549,6 +549,6 @@ int ubmodem_send_sms(struct ubmodem_s *modem, const char *receiver,
 err_out:
   free(msg_pdu);
   free(recv_pdu);
-  errno = err;
+  set_errno(err);
   return ERROR;
 }

nuttx/configs/haltian-tsone/Make.defs

@@ -76,8 +76,7 @@ ifeq ($(CONFIG_DEBUG_SYMBOLS),y)
 endif
 
 ARCHOPTIMIZATION += -fdata-sections -ffunction-sections
-LDFLAGS += --gc-sections
-# --sort-section=shuffle_obfuscation
+LDFLAGS += --gc-sections --sort-section=shuffle_obfuscation
 
 ifneq ($(CONFIG_DEBUG_NOOPT),y)
   ARCHOPTIMIZATION += $(MAXOPTIMIZATION) -fno-strict-aliasing -fno-strength-reduce -fomit-frame-pointer
@@ -89,8 +88,10 @@ endif
 
 ARCHCFLAGS = -fno-builtin
 ARCHCXXFLAGS = -fno-builtin -fno-exceptions -fno-rtti
-ARCHWARNINGS = -Wall -Werror -Wno-error=cpp -Wstrict-prototypes -Wshadow
-ARCHWARNINGSXX = -Wall -Werror -Wno-error=cpp -Wshadow
+#ARCHWARNINGS = -Wall -Werror -Wno-error=cpp -Wstrict-prototypes -Wshadow
+#ARCHWARNINGSXX = -Wall -Werror -Wno-error=cpp -Wshadow
+ARCHWARNINGS = -Wall -Wno-error=cpp -Wstrict-prototypes -Wshadow
+ARCHWARNINGSXX = -Wall -Wno-error=cpp -Wshadow
 ARCHDEFINES =
 ARCHPICFLAGS = -fpic -msingle-pic-base -mpic-register=r10