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system/netdb/netdb_main.c: Eliminate a warning when

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CONFIG_NETDB_HOSTFILE is not set.
This commit is contained in:
Ouss4
2020-05-14 23:58:45 +01:00
committed by patacongo
parent 3b98acc87c
commit cc2ac7452c
1 changed files with 13 additions and 9 deletions
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22
system/netdb/netdb_main.c
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@@ -78,7 +78,8 @@
* Private Functions * Private Functions
****************************************************************************/ ****************************************************************************/
static void show_usage(FAR const char *progname, int exitcode) noreturn_function; static void show_usage(FAR const char *progname,
int exitcode) noreturn_function;
static void show_usage(FAR const char *progname, int exitcode) static void show_usage(FAR const char *progname, int exitcode)
{ {
fprintf(stderr, "USAGE: %s --ipv4 <ipv4-addr>\n", progname); fprintf(stderr, "USAGE: %s --ipv4 <ipv4-addr>\n", progname);
@@ -99,7 +100,10 @@ int main(int argc, FAR char *argv[])
FAR struct hostent *host; FAR struct hostent *host;
FAR const char *addrtype; FAR const char *addrtype;
char buffer[48]; char buffer[48];
#ifdef HAVE_GETHOSTBYADDR
struct in_addr addr;
int ret; int ret;
#endif
/* Handle: netdb --help */ /* Handle: netdb --help */
@@ -108,7 +112,9 @@ int main(int argc, FAR char *argv[])
show_usage(argv[0], EXIT_SUCCESS); show_usage(argv[0], EXIT_SUCCESS);
} }
/* Otherwise there must be exactly two arguments following the program name */ /* Otherwise there must be exactly two arguments following the program
* name
*/
else if (argc < 3) else if (argc < 3)
{ {
@@ -126,8 +132,6 @@ int main(int argc, FAR char *argv[])
else if (strcmp(argv[1], "--ipv4") == 0) else if (strcmp(argv[1], "--ipv4") == 0)
{ {
struct in_addr addr;
/* Convert the address to binary */ /* Convert the address to binary */
ret = inet_pton(AF_INET, argv[2], &addr); ret = inet_pton(AF_INET, argv[2], &addr);
@@ -152,8 +156,6 @@ int main(int argc, FAR char *argv[])
else if (strcmp(argv[1], "--ipv6") == 0) else if (strcmp(argv[1], "--ipv6") == 0)
{ {
struct in_addr addr;
/* Convert the address to binary */ /* Convert the address to binary */
ret = inet_pton(AF_INET6, argv[2], &addr); ret = inet_pton(AF_INET6, argv[2], &addr);
@@ -203,6 +205,7 @@ int main(int argc, FAR char *argv[])
*/ */
/* Convert the address to a string */ /* Convert the address to a string */
/* Handle IPv4 addresses */ /* Handle IPv4 addresses */
if (host->h_addrtype == AF_INET) if (host->h_addrtype == AF_INET)
@@ -237,9 +240,10 @@ int main(int argc, FAR char *argv[])
else else
{ {
fprintf(stderr, "ERROR -- gethostbyname address type %d not recognized.\n\n", fprintf(stderr,
host->h_addrtype); "ERROR -- gethostbyname address type %d not recognized.\n\n",
return EXIT_FAILURE; host->h_addrtype);
return EXIT_FAILURE;
} }
/* Print the host name / address mapping */ /* Print the host name / address mapping */