diff options
Diffstat (limited to 'tests/jittertest/JitterTest.c')
| -rw-r--r-- | tests/jittertest/JitterTest.c | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/tests/jittertest/JitterTest.c b/tests/jittertest/JitterTest.c index fcf8e0d..76371e8 100644 --- a/tests/jittertest/JitterTest.c +++ b/tests/jittertest/JitterTest.c @@ -82,6 +82,7 @@ #include <string.h> /* strcpy, strcmp */ #include <stdlib.h> /* exit, atol, atoi */ #include <sys/time.h> /* setitimer, settimeofday, gettimeofday */ +#include <time.h> /* time */ #include <signal.h> /* signal */ #include <sched.h> /* sched_setscheduler, sched_get_priority_min,*/ /* sched_get_priority_max */ @@ -475,7 +476,11 @@ void doGrabKProfile(int jitterusec, char *fileName) while((readBytes = read(fdProfile, readBuf, sizeof(readBuf))) > 0) { - write(fdSnapshot, readBuf, readBytes); + int writeBytes = write(fdSnapshot, readBuf, readBytes); + if (writeBytes != readBytes) { + perror("write error"); + break; + } } close(fdSnapshot); @@ -650,7 +655,9 @@ void AlarmHandler( if(DoRead) { - read(Fd2, tmpBuf, 1); + cntr = read(Fd2, tmpBuf, 1); + if (cntr < 0) + perror("read error"); lseek(Fd2, 0, SEEK_SET); /* back to start */ } @@ -1032,7 +1039,7 @@ int Write(int fd, void *buf, size_t bytes, int lineNo) if(err < bytes) { - printf("Write Error at line %i! Wanted to write %i bytes, but wrote only %i bytes.\n", + printf("Write Error at line %i! Wanted to write %zu bytes, but wrote only %i bytes.\n", lineNo, bytes, err); perror("Write did not complete. Error. Bye:"); /* show error from errno. */ exit(1); |