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// Copyright (c) 2014, Google Inc.
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
// * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#include <stdio.h>
#include <sys/wait.h>
#include <unistd.h>
namespace google_breakpad {
void LaunchReporter(const char *reporter_executable_path,
const char *config_file_path) {
const char* argv[] = { reporter_executable_path, config_file_path, NULL };
// Launch the reporter
pid_t pid = fork();
if (pid == -1) {
perror("fork");
fprintf(stderr, "Failed to fork reporter process\n");
return;
}
// If we're in the child, load in our new executable and run.
// The parent will not wait for the child to complete.
if (pid == 0) {
execv(argv[0], (char* const*)argv);
perror("exec");
fprintf(stderr,
"Failed to launch reporter process from path %s\n",
reporter_executable_path);
unlink(config_file_path); // launch failed - get rid of config file
_exit(1);
}
// Wait until the Reporter child process exits.
//
// We'll use a timeout of one minute.
int timeout_count = 60; // 60 seconds
while (timeout_count-- > 0) {
int status;
pid_t result = waitpid(pid, &status, WNOHANG);
if (result == 0) {
// The child has not yet finished.
sleep(1);
} else if (result == -1) {
// error occurred.
break;
} else {
// child has finished
break;
}
}
}
} // namespace google_breakpad
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