Remove CONFIG_LIBC_PERROR_DEVNAME. What was I thinking?

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@5074 42af7a65-404d-4744-a932-0658087f49c3

ChangeLog

@@ -3241,3 +3241,5 @@
 	  files for the STM3240G-EVAL were replaced by one version in this directory.
 	* configs/stm3240g-eval/webserver:  Configuration submitted by Max Holtzberg
 	  for testing the changes to the uIP web server (see apps/ChangeLog.txt).
+	* lib/stdio/lib_perror.c:  Remove CONFIG_LIBC_PERROR_DEVNAME.  What was I
+	  thinking?  Arbitrary streams cannot be shared by different tasks.

Documentation/NuttxPortingGuide.html

@@ -4378,11 +4378,6 @@ build
     POSIX requires that <code>perror()</code> provide its output on <code>stderr</code>.
     This option may be defined, however, to provide <code>perror()</code> output that is serialized with other <code>stdout</code> messages.
   </li>
-  <li>
-    <code>CONFIG_LIBC_PERROR_DEVNAME</code>:
-    Another non-standard option is to provide <code>perror()</code> output to a logging device or file.
-    <code>CONFIG_LIBC_PERROR_DEVNAME<code> may be defined to be any write-able, character device (or file).
-  </li>
 </ul>
 
 <h2>Allow for architecture optimized implementations</h2>

configs/README.txt

@@ -573,9 +573,6 @@ defconfig -- This is a configuration file similar to the Linux
     CONFIG_LIBC_PERROR_STDOUT - POSIX requires that perror() provide its output
       on stderr.  This option may be defined, however, to provide perror() output
       that is serialized with other stdout messages.
-    CONFIG_LIBC_PERROR_DEVNAME -  Another non-standard option is to provide
-      perror() output to a logging device or file. CONFIG_LIBC_PERROR_DEVNAME
-      may be defined to be any write-able, character device (or file).
 
   Allow for architecture optimized implementations
 

lib/stdio/lib_perror.c

@@ -53,18 +53,8 @@
  
 #ifdef CONFIG_LIBC_PERROR_STDOUT
 #  define PERROR_STREAM stdout
-#  undef CONFIG_LIBC_PERROR_DEVNAME
-#endif
-
-/* Another non-standard option is to provide perror output to a logging
- * device or file. CONFIG_LIBC_PERROR_DEVNAME may be defined to be any write-
- * able, character device (or file).
- */
-
-#ifndef CONFIG_LIBC_PERROR_DEVNAME
-#  define PERROR_STREAM stderr
 #else
-#  define PERROR_STREAM perror_stream;
+#  define PERROR_STREAM stderr
 #endif
 
 /****************************************************************************
@@ -83,10 +73,6 @@
  * Private Data
  ****************************************************************************/
 
-#ifdef CONFIG_LIBC_PERROR_DEVNAME
-static FILE *perror_stream;
-#endif
-
 /****************************************************************************
  * Private Functions
  ****************************************************************************/
@@ -101,24 +87,6 @@ static FILE *perror_stream;
 
 void perror(FAR const char *s)
 {
-  /* If we are using a custom output device (something other than
-   * /dev/console), then make sure that the device has been opened.
-   */
-
-#ifdef CONFIG_LIBC_PERROR_DEVNAME
-  if (!perror_stream)
-    {
-      /* Not yet.. open it now */
-
-      perror_stream = fopen(CONFIG_LIBC_PERROR_DEVNAME, "w");
-      if (!perror_stream)
-        {
-          /* Oops... we couldn't open the device */
-
-          return;
-        }
-    }
-#endif
 
   /* If strerror() is not enabled, then just print the error number */
 
@@ -128,3 +96,4 @@ void perror(FAR const char *s)
   (void)fprintf(PERROR_STREAM, "%s: Error %d\n", s, errno);
 #endif
 }
+

tools/README.txt

@@ -44,6 +44,16 @@ mkexport.sh and Makefile.export
   Makefile.export is used only by the mkexport.sh script to parse out
   options from the top-level Make.defs file.
 
+mkfsdata.pl
+
+  This perl script is used to build the "fake" file system and CGI support
+  as needed for the apps/netutils/webserver.  It is currently used only
+  by the Makefile at apps/examples/uip.  That example serves as an example
+  of how to configure the uIP webserver "fake" file system.
+
+  NOTE:  This perl script comes from uIP and was (probably) written
+  by Adam Dunkels.  uIP has a license that is compatible with NuttX.
+
 mkversion.c, cfgparser.c, and cfgparser.h
 
   This is C file that is used to build mkversion program.  The mkversion