diff options
Diffstat (limited to 'log_library/client/src/loglibrarylog.c')
| -rw-r--r-- | log_library/client/src/loglibrarylog.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/log_library/client/src/loglibrarylog.c b/log_library/client/src/loglibrarylog.c index f2009354..7aa7c2b6 100644 --- a/log_library/client/src/loglibrarylog.c +++ b/log_library/client/src/loglibrarylog.c @@ -1,5 +1,5 @@ /* - * @copyright Copyright (c) 2016-2019 TOYOTA MOTOR CORPORATION. + * @copyright Copyright (c) 2016-2020 TOYOTA MOTOR CORPORATION. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -28,6 +28,7 @@ int LOGLIBRARYLOG_Freeze(void) { int fd; int *pmap; + int ret; fd = shm_open(FRAMEWORKUNIFIEDLOG_SHARED_MEM_NAME, O_RDWR | O_CREAT, S_IRWXU | S_IRWXO); if (fd == -1) { @@ -36,6 +37,13 @@ LOGLIBRARYLOG_Freeze(void) { return -1; } + ret = ftruncate(fd, sizeof(int)); + if (ret == 0) { + fprintf(stderr, "[%s:L%d]ftruncate() error(%d)\n", __FUNCTION__, __LINE__, ret); + close(fd); + return -1; + } + pmap = mmap(NULL, sizeof(int), PROT_READ | PROT_WRITE, MAP_SHARED, fd, 0); close(fd); if (pmap == MAP_FAILED) { |