mirror of
https://github.com/RGBCube/serenity
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hostname: Port to LibMain
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parent
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commit
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2 changed files with 7 additions and 14 deletions
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@ -108,6 +108,7 @@ target_link_libraries(gzip LibCompress LibMain)
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target_link_libraries(head LibMain)
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target_link_libraries(head LibMain)
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target_link_libraries(hexdump LibMain)
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target_link_libraries(hexdump LibMain)
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target_link_libraries(host LibMain)
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target_link_libraries(host LibMain)
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target_link_libraries(hostname LibMain)
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target_link_libraries(id LibMain)
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target_link_libraries(id LibMain)
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target_link_libraries(ini LibMain)
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target_link_libraries(ini LibMain)
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target_link_libraries(jp LibMain)
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target_link_libraries(jp LibMain)
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@ -5,37 +5,29 @@
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*/
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*/
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#include <LibCore/ArgsParser.h>
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#include <LibCore/ArgsParser.h>
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#include <LibCore/System.h>
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#include <LibMain/Main.h>
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#include <limits.h>
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#include <limits.h>
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#include <stdio.h>
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#include <stdio.h>
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#include <string.h>
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#include <string.h>
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#include <unistd.h>
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#include <unistd.h>
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int main(int argc, char** argv)
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ErrorOr<int> serenity_main(Main::Arguments args)
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{
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{
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const char* hostname = nullptr;
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const char* hostname = nullptr;
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Core::ArgsParser args_parser;
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Core::ArgsParser args_parser;
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args_parser.add_positional_argument(hostname, "Hostname to set", "hostname", Core::ArgsParser::Required::No);
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args_parser.add_positional_argument(hostname, "Hostname to set", "hostname", Core::ArgsParser::Required::No);
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args_parser.parse(argc, argv);
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args_parser.parse(args);
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if (!hostname) {
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if (!hostname) {
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char buffer[HOST_NAME_MAX];
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outln("{}", TRY(Core::System::gethostname()));
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int rc = gethostname(buffer, sizeof(buffer));
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if (rc < 0) {
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perror("gethostname");
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return 1;
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}
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outln("{}", buffer);
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} else {
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} else {
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if (strlen(hostname) >= HOST_NAME_MAX) {
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if (strlen(hostname) >= HOST_NAME_MAX) {
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warnln("Hostname must be less than {} characters", HOST_NAME_MAX);
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warnln("Hostname must be less than {} characters", HOST_NAME_MAX);
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return 1;
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return 1;
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}
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}
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int rc = sethostname(hostname, strlen(hostname));
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TRY(Core::System::sethostname(hostname));
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if (rc < 0) {
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perror("sethostname");
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return 1;
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}
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}
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}
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return 0;
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return 0;
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}
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}
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