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pcas/KnownProblems.html
2001-10-25 19:10:23 +00:00

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<h1 style="text-align: center">EPICS base R3.13.0beta1: Known Problems</h1>
<h2>vxWorks TIMEZONE pentium</h2>
<p>If the name of the timezone has more than a few characters a crash can
occur on pentium vxWorks iocs. See ansiTime in the vxWorks reference manual
for details about TIMEZONE.</p>
<h2>RTEMS appDevGuide Documentation</h2>
<p>In the Application Developer's Guide the example for the RTEMS TFTP
filesystem chdir command isn't quite right. The note says that all pathnames
passed to chdir must end in a / character, but the example doesn't show this.
The example should be changed as shown below.</p>
<hr />
<p>The RTEMS TFTP remote filesystem driver now supports a limited form of the
chdir() system call. One restriction is that all pathnames passed to chdir()
must end in a / character, so IOC shell commands to change directories must
be given as</p>
<p><code>cd ../db/</code></p>
<h2>epicsReadLine</h2>
<p>src/libCom/osi/os/default/epicsReadline.c used a char variable to hold the
return value from getc(), and compared this against EOF. getc() returns int
not char because ANSI C allows char to be unsigned if the architecture finds
that easier, thus EOF can never be stored in a char on a PowerPC CPU. char
should be changed to int or signed char.</p>
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