Notify adb missing
There are many user who encounters missing adb. To stop things happens again, we check it and show sexy response to user. Signed-off-by: yuchenlin <npes87184@gmail.com>
This commit is contained in:
parent
3b5e54278e
commit
6d2d803003
4 changed files with 88 additions and 14 deletions
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@ -1,5 +1,8 @@
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#include "command.h"
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#ifndef __WINDOWS__
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# include <errno.h>
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#endif
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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@ -18,9 +21,30 @@ static inline const char *get_adb_command() {
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return adb_command;
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}
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static void show_err_msg(int err) {
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#ifdef __WINDOWS__
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(void) err; // unused
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LOGE("Failed to execute adb");
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#else
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switch (err) {
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case -1:
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LOGE("Failed to execute adb");
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break;
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case ENOENT:
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LOGE("'adb' command not found (make it accessible from your PATH "
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"or define its full path in the ADB environment variable)");
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break;
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default:
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LOGE("Failed to execute adb: %s", strerror(err));
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break;
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}
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#endif
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}
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process_t adb_execute(const char *serial, const char *const adb_cmd[], int len) {
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const char *cmd[len + 4];
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int i;
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process_t process;
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cmd[0] = get_adb_command();
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if (serial) {
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cmd[1] = "-s";
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@ -32,7 +56,12 @@ process_t adb_execute(const char *serial, const char *const adb_cmd[], int len)
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memcpy(&cmd[i], adb_cmd, len * sizeof(const char *));
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cmd[len + i] = NULL;
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return cmd_execute(cmd[0], cmd);
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int r = cmd_execute(cmd[0], cmd, &process);
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if (r != 0) {
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show_err_msg(r);
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return PROCESS_NONE;
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}
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return process;
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}
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process_t adb_forward(const char *serial, uint16_t local_port, const char *device_socket_name) {
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@ -32,7 +32,7 @@
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#endif
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# define NO_EXIT_CODE -1
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process_t cmd_execute(const char *path, const char *const argv[]);
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int cmd_execute(const char *path, const char *const argv[], process_t *process);
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SDL_bool cmd_terminate(process_t pid);
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SDL_bool cmd_simple_wait(process_t pid, exit_code_t *exit_code);
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@ -1,5 +1,7 @@
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#include "command.h"
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#include <errno.h>
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#include <fcntl.h>
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#include <signal.h>
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#include <stdlib.h>
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#include <sys/types.h>
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@ -7,18 +9,58 @@
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#include <unistd.h>
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#include "log.h"
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pid_t cmd_execute(const char *path, const char *const argv[]) {
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pid_t pid = fork();
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if (pid == -1) {
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perror("fork");
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int cmd_execute(const char *path, const char *const argv[], pid_t *pid) {
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int fd[2];
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int ret = 0;
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if (pipe(fd) == -1) {
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perror("pipe");
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return -1;
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}
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if (pid == 0) {
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*pid = fork();
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if (*pid == -1) {
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perror("fork");
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ret = -1;
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goto end;
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}
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if (*pid > 0) {
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// parent close write side
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close(fd[1]);
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fd[1] = -1;
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// wait for EOF or receive errno from child
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if (read(fd[0], &ret, sizeof(int)) == -1) {
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perror("read");
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ret = -1;
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goto end;
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}
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} else if (*pid == 0) {
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// child close read side
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close(fd[0]);
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if (fcntl(fd[1], F_SETFD, FD_CLOEXEC) == 0) {
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execvp(path, (char *const *)argv);
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perror("exec");
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} else {
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perror("fcntl");
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}
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// send errno to the parent
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ret = errno;
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if (write(fd[1], &ret, sizeof(int)) == -1) {
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perror("write");
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}
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// close write side before exiting
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close(fd[1]);
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_exit(1);
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}
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return pid;
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end:
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if (fd[0] != -1) {
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close(fd[0]);
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}
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if (fd[1] != -1) {
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close(fd[1]);
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}
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return ret;
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}
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SDL_bool cmd_terminate(pid_t pid) {
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@ -4,7 +4,7 @@
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#include "log.h"
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#include "str_util.h"
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HANDLE cmd_execute(const char *path, const char *const argv[]) {
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int cmd_execute(const char *path, const char *const argv[], HANDLE *handle) {
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STARTUPINFO si;
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PROCESS_INFORMATION pi;
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memset(&si, 0, sizeof(si));
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@ -18,7 +18,8 @@ HANDLE cmd_execute(const char *path, const char *const argv[]) {
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size_t ret = xstrjoin(cmd, argv, ' ', sizeof(cmd));
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if (ret >= sizeof(cmd)) {
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LOGE("Command too long (%" PRIsizet " chars)", sizeof(cmd) - 1);
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return NULL;
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*handle = NULL;
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return -1;
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}
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#ifdef WINDOWS_NOCONSOLE
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int flags = 0;
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#endif
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if (!CreateProcess(NULL, cmd, NULL, NULL, FALSE, flags, NULL, NULL, &si, &pi)) {
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return NULL;
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*handle = NULL;
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return -1;
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}
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return pi.hProcess;
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*handle = pi.hProcess;
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return 0;
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}
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SDL_bool cmd_terminate(HANDLE handle) {
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