a680f40bf
Denys Vlasenko
2017-07-21
Subject
ping: better config help text for FEATURE_FANCY_PING
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networking/ping.c+5 -6
| @@ -66,8 +66,9 @@ | |
| //config: default y | |
| //config: depends on PING || PING6 | |
| //config: help | |
| - | //config: Make the output from the ping applet include statistics, and at the |
| - | //config: same time provide full support for ICMP packets. |
| + | //config: With this option off, ping will say "HOST is alive!" |
| + | //config: or terminate with SIGALRM in 5 seconds otherwise. |
| + | //config: No command-line options will be recognized. |
| /* Needs socket(AF_INET, SOCK_RAW, IPPROTO_ICMP), therefore BB_SUID_MAYBE: */ | |
| //applet:IF_PING(APPLET(ping, BB_DIR_BIN, BB_SUID_MAYBE)) | |
| @@ -236,8 +237,6 @@ static void ping4(len_and_sockaddr *lsa) | |
| break; | |
| } | |
| } | |
| - | if (ENABLE_FEATURE_CLEAN_UP) |
| - | close(pingsock); |
| } | |
| #if ENABLE_PING6 | |
| @@ -280,8 +279,6 @@ static void ping6(len_and_sockaddr *lsa) | |
| break; | |
| } | |
| } | |
| - | if (ENABLE_FEATURE_CLEAN_UP) |
| - | close(pingsock); |
| } | |
| #endif | |
| @@ -331,6 +328,8 @@ static int common_ping_main(sa_family_t af, char **argv) | |
| else | |
| #endif | |
| ping4(lsa); | |
| + | if (ENABLE_FEATURE_CLEAN_UP) |
| + | close(pingsock); |
| printf("%s is alive!\n", G.hostname); | |
| return EXIT_SUCCESS; | |
| } | |