libc/unistd: move NAME_MAX/LINE_MAX/PATH_MAX define to unistd

Documentation/applications/nsh/config.rst

@@ -202,9 +202,6 @@ Configuration                        Description
                                      setting is *y*. This setting depends upon the ``strerror()``
                                      having been enabled with ``CONFIG_LIBC_STRERROR``.
 
- ``CONFIG_NSH_LINELEN``              The maximum length of one command line and of one output line.
-                                     Default: 80
-
  ``CONFIG_NSH_DISABLE_SEMICOLON``    By default, you can enter multiple NSH commands on a line
                                      with each command separated by a semicolon. You can disable this
                                      feature to save a little memory on FLASH challenged platforms.

Documentation/guides/pysimcoder.rst

@@ -47,7 +47,7 @@ with NuttX. The list is the following:
 
 ==================================== =====================================
 ``CONFIG_ARCH_RAMVECTORS=y``         ``CONFIG_NSH_FILE_APPS=y``
-``CONFIG_BOARDCTL_APP_SYMTAB=y``     ``CONFIG_NSH_LINELEN=64``
+``CONFIG_BOARDCTL_APP_SYMTAB=y``     ``CONFIG_LINE_MAX=64``
 ``CONFIG_BOARDCTL_OS_SYMTAB=y``      ``CONFIG_NSH_READLINE=y``
 ``CONFIG_BUILTIN=y``                 ``CONFIG_ETC_ROMFS=y``
 ``CONFIG_ELF=y``                     ``CONFIG_PSEUDOTERM=y``

Documentation/platforms/sim/sim/boards/sim/index.rst

@@ -1049,7 +1049,7 @@ NOTES
          -
          +sleep(2); // REMOVE ME
          +#if 0 // REMOVE ME
-                ret = readline(pstate->cn_line, CONFIG_NSH_LINELEN,
+                ret = readline(pstate->cn_line, LINE_MAX,
                                INSTREAM(pstate), OUTSTREAM(pstate));
                 if (ret > 0)
          @@ -153,6 +155,7 @@

libs/libc/unistd/Kconfig

@@ -117,3 +117,25 @@ config LIBC_OPEN_MAX
 	---help---
 		The maximum number of files that a process can have open
 		at any time.  Must not be less than _POSIX_OPEN_MAX.
+
+config NAME_MAX
+	int "Maximum size of a file name"
+	default 32
+	---help---
+		The maximum size of a file name.
+
+config PATH_MAX
+	int "Maximum size of path name"
+	default 256
+	---help---
+		The maximum size of path name.
+
+config LINE_MAX
+	int "Maximum size of line"
+	default 64 if DEFAULT_SMALL
+	default 80 if !DEFAULT_SMALL
+	---help---
+		The maximum size of line. Unless otherwise noted, the maximum length, in bytes,
+		of a utility's input line (either standard input or another file), when the
+		utility is described as processing text files. The length includes room for
+		the trailing newline.

sched/Kconfig

@@ -1400,28 +1400,6 @@ config FILE_STREAM
 	---help---
 		Enable the standard buffered input/output support
 
-config NAME_MAX
-	int "Maximum size of a file name"
-	default 32
-	---help---
-		The maximum size of a file name.
-
-config PATH_MAX
-	int "Maximum size of path name"
-	default 256
-	---help---
-		The maximum size of path name.
-
-config LINE_MAX
-	int "Maximum size of line"
-	default 64 if DEFAULT_SMALL
-	default 80 if !DEFAULT_SMALL
-	---help---
-		The maximum size of line. Unless otherwise noted, the maximum length, in bytes,
-		of a utility's input line (either standard input or another file), when the
-		utility is described as processing text files. The length includes room for
-		the trailing newline.
-
 endmenu # Files and I/O
 
 menuconfig PRIORITY_INHERITANCE