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Merge "Don't print 168^W143 lines of help when someone makes a typo."

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Elliott Hughes 2017-02-07 20:51:40 +00:00 committed by Gerrit Code Review
commit 887b6b9a4b
4 changed files with 47 additions and 40 deletions
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12
adb/adb_utils.cpp
View file

@ -313,3 +313,15 @@ std::string adb_get_android_dir_path() {
void AdbCloser::Close(int fd) {
adb_close(fd);
}
int usage(const char* fmt, ...) {
fprintf(stderr, "adb: ");
va_list ap;
va_start(ap, fmt);
vfprintf(stderr, fmt, ap);
va_end(ap);
fprintf(stderr, "\n");
return 1;
}

2
adb/adb_utils.h
View file

@ -21,6 +21,8 @@
#include <android-base/macros.h>
int usage(const char*, ...);
void close_stdin();
bool getcwd(std::string* cwd);

5
adb/bugreport.cpp
View file

@ -182,11 +182,8 @@ class BugreportStandardStreamsCallback : public StandardStreamsCallbackInterface
DISALLOW_COPY_AND_ASSIGN(BugreportStandardStreamsCallback);
};
// Implemented in commandline.cpp
int usage();
int Bugreport::DoIt(TransportType transport_type, const char* serial, int argc, const char** argv) {
if (argc > 2) return usage();
if (argc > 2) return usage("usage: adb bugreport [PATH]");
// Gets bugreportz version.
std::string bugz_stdout, bugz_stderr;

68
adb/commandline.cpp
View file

@ -231,11 +231,6 @@ static void help() {
// clang-format on
}
int usage() {
help();
return 1;
}
#if defined(_WIN32)
// Implemented in sysdeps_win32.cpp.
@ -1235,7 +1230,7 @@ static int backup(int argc, const char** argv) {
}
static int restore(int argc, const char** argv) {
if (argc != 2) return usage();
if (argc != 2) return usage("restore requires an argument");
const char* filename = argv[1];
int tarFd = adb_open(filename, O_RDONLY);
@ -1443,19 +1438,19 @@ int adb_commandline(int argc, const char** argv) {
/* this is a special flag used only when the ADB client launches the ADB Server */
is_daemon = 1;
} else if (!strcmp(argv[0], "--reply-fd")) {
if (argc < 2) return usage();
if (argc < 2) return usage("--reply-fd requires an argument");
const char* reply_fd_str = argv[1];
argc--;
argv++;
ack_reply_fd = strtol(reply_fd_str, nullptr, 10);
if (!_is_valid_ack_reply_fd(ack_reply_fd)) {
fprintf(stderr, "adb: invalid reply fd \"%s\"\n", reply_fd_str);
return usage();
return 1;
}
} else if (!strncmp(argv[0], "-p", 2)) {
const char* product = nullptr;
if (argv[0][2] == '\0') {
if (argc < 2) return usage();
if (argc < 2) return usage("-p requires an argument");
product = argv[1];
argc--;
argv++;
@ -1465,13 +1460,13 @@ int adb_commandline(int argc, const char** argv) {
gProductOutPath = find_product_out_path(product);
if (gProductOutPath.empty()) {
fprintf(stderr, "adb: could not resolve \"-p %s\"\n", product);
return usage();
return 1;
}
} else if (argv[0][0]=='-' && argv[0][1]=='s') {
if (isdigit(argv[0][2])) {
serial = argv[0] + 2;
} else {
if (argc < 2 || argv[0][2] != '\0') return usage();
if (argc < 2 || argv[0][2] != '\0') return usage("-s requires an argument");
serial = argv[1];
argc--;
argv++;
@ -1484,7 +1479,7 @@ int adb_commandline(int argc, const char** argv) {
gListenAll = 1;
} else if (!strncmp(argv[0], "-H", 2)) {
if (argv[0][2] == '\0') {
if (argc < 2) return usage();
if (argc < 2) return usage("-H requires an argument");
server_host_str = argv[1];
argc--;
argv++;
@ -1493,7 +1488,7 @@ int adb_commandline(int argc, const char** argv) {
}
} else if (!strncmp(argv[0], "-P", 2)) {
if (argv[0][2] == '\0') {
if (argc < 2) return usage();
if (argc < 2) return usage("-P requires an argument");
server_port_str = argv[1];
argc--;
argv++;
@ -1501,7 +1496,7 @@ int adb_commandline(int argc, const char** argv) {
server_port_str = argv[0] + 2;
}
} else if (!strcmp(argv[0], "-L")) {
if (argc < 2) return usage();
if (argc < 2) return usage("-L requires an argument");
server_socket_str = argv[1];
argc--;
argv++;
@ -1566,7 +1561,7 @@ int adb_commandline(int argc, const char** argv) {
if (no_daemon || is_daemon) {
if (is_daemon && (ack_reply_fd == -1)) {
fprintf(stderr, "reply fd for adb server to client communication not specified.\n");
return usage();
return 1;
}
r = adb_server_main(is_daemon, server_socket_str, ack_reply_fd);
} else {
@ -1579,7 +1574,8 @@ int adb_commandline(int argc, const char** argv) {
}
if (argc == 0) {
return usage();
help();
return 1;
}
/* handle wait-for-* prefix */
@ -1696,7 +1692,7 @@ int adb_commandline(int argc, const char** argv) {
}
}
else if (!strcmp(argv[0], "sideload")) {
if (argc != 2) return usage();
if (argc != 2) return usage("sideload requires an argument");
if (adb_sideload_host(argv[1])) {
return 1;
} else {
@ -1730,7 +1726,7 @@ int adb_commandline(int argc, const char** argv) {
bool reverse = !strcmp(argv[0], "reverse");
++argv;
--argc;
if (argc < 1) return usage();
if (argc < 1) return usage("%s requires an argument", argv[0]);
// Determine the <host-prefix> for this command.
std::string host_prefix;
@ -1750,24 +1746,24 @@ int adb_commandline(int argc, const char** argv) {
std::string cmd, error;
if (strcmp(argv[0], "--list") == 0) {
if (argc != 1) return usage();
if (argc != 1) return usage("--list doesn't take any arguments");
return adb_query_command(host_prefix + ":list-forward");
} else if (strcmp(argv[0], "--remove-all") == 0) {
if (argc != 1) return usage();
if (argc != 1) return usage("--remove-all doesn't take any arguments");
cmd = host_prefix + ":killforward-all";
} else if (strcmp(argv[0], "--remove") == 0) {
// forward --remove <local>
if (argc != 2) return usage();
if (argc != 2) return usage("--remove requires an argument");
cmd = host_prefix + ":killforward:" + argv[1];
} else if (strcmp(argv[0], "--no-rebind") == 0) {
// forward --no-rebind <local> <remote>
if (argc != 3) return usage();
if (argc != 3) return usage("--no-rebind takes two arguments");
if (forward_targets_are_valid(argv[1], argv[2], &error)) {
cmd = host_prefix + ":forward:norebind:" + argv[1] + ";" + argv[2];
}
} else {
// forward <local> <remote>
if (argc != 2) return usage();
if (argc != 2) return usage("forward takes two arguments");
if (forward_targets_are_valid(argv[0], argv[1], &error)) {
cmd = host_prefix + ":forward:" + argv[0] + ";" + argv[1];
}
@ -1796,7 +1792,7 @@ int adb_commandline(int argc, const char** argv) {
}
/* do_sync_*() commands */
else if (!strcmp(argv[0], "ls")) {
if (argc != 2) return usage();
if (argc != 2) return usage("ls requires an argument");
return do_sync_ls(argv[1]) ? 0 : 1;
}
else if (!strcmp(argv[0], "push")) {
@ -1805,7 +1801,7 @@ int adb_commandline(int argc, const char** argv) {
const char* dst = nullptr;
parse_push_pull_args(&argv[1], argc - 1, &srcs, &dst, &copy_attrs);
if (srcs.empty() || !dst) return usage();
if (srcs.empty() || !dst) return usage("push requires an argument");
return do_sync_push(srcs, dst) ? 0 : 1;
}
else if (!strcmp(argv[0], "pull")) {
@ -1814,22 +1810,22 @@ int adb_commandline(int argc, const char** argv) {
const char* dst = ".";
parse_push_pull_args(&argv[1], argc - 1, &srcs, &dst, &copy_attrs);
if (srcs.empty()) return usage();
if (srcs.empty()) return usage("pull requires an argument");
return do_sync_pull(srcs, dst, copy_attrs) ? 0 : 1;
}
else if (!strcmp(argv[0], "install")) {
if (argc < 2) return usage();
if (argc < 2) return usage("install requires an argument");
if (_use_legacy_install()) {
return install_app_legacy(transport_type, serial, argc, argv);
}
return install_app(transport_type, serial, argc, argv);
}
else if (!strcmp(argv[0], "install-multiple")) {
if (argc < 2) return usage();
if (argc < 2) return usage("install-multiple requires an argument");
return install_multiple_app(transport_type, serial, argc, argv);
}
else if (!strcmp(argv[0], "uninstall")) {
if (argc < 2) return usage();
if (argc < 2) return usage("uninstall requires an argument");
if (_use_legacy_install()) {
return uninstall_app_legacy(transport_type, serial, argc, argv);
}
@ -1852,12 +1848,12 @@ int adb_commandline(int argc, const char** argv) {
// A local path or "android"/"data" arg was specified.
src = argv[1];
} else {
return usage();
return usage("usage: adb sync [-l] [PARTITION]");
}
if (src != "" &&
src != "system" && src != "data" && src != "vendor" && src != "oem") {
return usage();
return usage("don't know how to sync %s partition", src.c_str());
}
std::string system_src_path = product_file("system");
@ -1909,7 +1905,7 @@ int adb_commandline(int argc, const char** argv) {
return restore(argc, argv);
}
else if (!strcmp(argv[0], "keygen")) {
if (argc < 2) return usage();
if (argc != 2) return usage("keygen requires an argument");
// Always print key generation information for keygen command.
adb_trace_enable(AUTH);
return adb_auth_keygen(argv[1]);
@ -1926,11 +1922,11 @@ int adb_commandline(int argc, const char** argv) {
/* "adb /?" is a common idiom under Windows */
else if (!strcmp(argv[0], "help") || !strcmp(argv[0], "/?")) {
else if (!strcmp(argv[0], "--help") || !strcmp(argv[0], "help") || !strcmp(argv[0], "/?")) {
help();
return 0;
}
else if (!strcmp(argv[0], "version")) {
else if (!strcmp(argv[0], "--version") || !strcmp(argv[0], "version")) {
fprintf(stdout, "%s", adb_version().c_str());
return 0;
}
@ -1961,12 +1957,12 @@ int adb_commandline(int argc, const char** argv) {
std::string err;
return adb_query_command("host:reconnect-offline");
} else {
return usage();
return usage("usage: adb reconnect [device|offline]");
}
}
}
usage();
usage("unknown command %s", argv[0]);
return 1;
}