Clarify a bit on FUNCTAB.

1 files changed, 351 insertions, 348 deletions

diff --git a/doc/gawk.info b/doc/gawk.info
index bc407397..f1fc615e 100644
--- a/doc/gawk.info
+++ b/doc/gawk.info
@@ -9737,8 +9737,11 @@ with a pound sign (`#').
 `FUNCTAB #'
      An array whose indices and corresponding values are the names of
      all the user-defined or extension functions in the program.
-     *NOTE*: You may not use the `delete' statement with the `FUNCTAB'
-     array.
+
+          NOTE: Attempting to use the `delete' statement with the
+          `FUNCTAB' array will cause a fatal error.  Any attempt to
+          assign to an element of the `FUNCTAB' array will also cause a
+          fatal error.
 
 `NR'
      The number of input records `awk' has processed since the
@@ -30056,7 +30059,7 @@ Index
                                                               (line  46)
 * dark corner, FILENAME variable <1>:    Auto-set.            (line  93)
 * dark corner, FILENAME variable:        Getline Notes.       (line  19)
-* dark corner, FNR/NR variables:         Auto-set.            (line 311)
+* dark corner, FNR/NR variables:         Auto-set.            (line 314)
 * dark corner, format-control characters: Control Letters.    (line  18)
 * dark corner, FS as null string:        Single Character Fields.
                                                               (line  20)
@@ -30253,14 +30256,14 @@ Index
                                                               (line 261)
 * differences in awk and gawk, print/printf statements: Format Modifiers.
                                                               (line  13)
-* differences in awk and gawk, PROCINFO array: Auto-set.      (line 130)
+* differences in awk and gawk, PROCINFO array: Auto-set.      (line 133)
 * differences in awk and gawk, record separators: Records.    (line 117)
 * differences in awk and gawk, regexp constants: Using Constant Regexps.
                                                               (line  43)
 * differences in awk and gawk, regular expressions: Case-sensitivity.
                                                               (line  26)
 * differences in awk and gawk, RS/RT variables: Records.      (line 172)
-* differences in awk and gawk, RT variable: Auto-set.         (line 263)
+* differences in awk and gawk, RT variable: Auto-set.         (line 266)
 * differences in awk and gawk, single-character fields: Single Character Fields.
                                                               (line   6)
 * differences in awk and gawk, split() function: String Functions.
@@ -30269,7 +30272,7 @@ Index
 * differences in awk and gawk, strings, storing: Records.     (line 191)
 * differences in awk and gawk, strtonum() function (gawk): String Functions.
                                                               (line 406)
-* differences in awk and gawk, SYMTAB variable: Auto-set.     (line 271)
+* differences in awk and gawk, SYMTAB variable: Auto-set.     (line 274)
 * differences in awk and gawk, TEXTDOMAIN variable: User-modified.
                                                               (line 162)
 * differences in awk and gawk, trunc-mod operation: Arithmetic Ops.
@@ -30537,7 +30540,7 @@ Index
                                                               (line   6)
 * FNR variable <1>:                      Auto-set.            (line 103)
 * FNR variable:                          Records.             (line   6)
-* FNR variable, changing:                Auto-set.            (line 311)
+* FNR variable, changing:                Auto-set.            (line 314)
 * for statement:                         For Statement.       (line   6)
 * for statement, looping over arrays:    Scanning an Array.   (line  20)
 * fork extension function:               Extension Sample Fork.
@@ -30701,7 +30704,7 @@ Index
 * gawk, OS/2 version of:                 PC Using.            (line  11)
 * gawk, PROCINFO array in <1>:           Two-way I/O.         (line 116)
 * gawk, PROCINFO array in <2>:           Time Functions.      (line  47)
-* gawk, PROCINFO array in:               Auto-set.            (line 130)
+* gawk, PROCINFO array in:               Auto-set.            (line 133)
 * gawk, regexp constants and:            Using Constant Regexps.
                                                               (line  28)
 * gawk, regular expressions, case sensitivity: Case-sensitivity.
@@ -30709,7 +30712,7 @@ Index
 * gawk, regular expressions, operators:  GNU Regexp Operators.
                                                               (line   6)
 * gawk, regular expressions, precedence: Regexp Operators.    (line 161)
-* gawk, RT variable in <1>:              Auto-set.            (line 263)
+* gawk, RT variable in <1>:              Auto-set.            (line 266)
 * gawk, RT variable in <2>:              Getline/Variable/File.
                                                               (line  10)
 * gawk, RT variable in <3>:              Multiple Line.       (line 129)
@@ -30718,7 +30721,7 @@ Index
 * gawk, source code, obtaining:          Getting.             (line   6)
 * gawk, splitting fields and:            Constant Size.       (line  87)
 * gawk, string-translation functions:    I18N Functions.      (line   6)
-* gawk, SYMTAB array in:                 Auto-set.            (line 271)
+* gawk, SYMTAB array in:                 Auto-set.            (line 274)
 * gawk, TEXTDOMAIN variable in:          User-modified.       (line 162)
 * gawk, timestamps:                      Time Functions.      (line   6)
 * gawk, uses for:                        Preface.             (line  36)
@@ -31126,9 +31129,9 @@ Index
                                                               (line  49)
 * noassign.awk program:                  Ignoring Assigns.    (line  15)
 * not Boolean-logic operator:            Boolean Ops.         (line   6)
-* NR variable <1>:                       Auto-set.            (line 125)
+* NR variable <1>:                       Auto-set.            (line 128)
 * NR variable:                           Records.             (line   6)
-* NR variable, changing:                 Auto-set.            (line 311)
+* NR variable, changing:                 Auto-set.            (line 314)
 * null strings <1>:                      Basic Data Typing.   (line  26)
 * null strings <2>:                      Truth Values.        (line   6)
 * null strings <3>:                      Regexp Field Splitting.
@@ -31408,7 +31411,7 @@ Index
 * PROCINFO array <3>:                    Group Functions.     (line   6)
 * PROCINFO array <4>:                    Passwd Functions.    (line   6)
 * PROCINFO array <5>:                    Time Functions.      (line  47)
-* PROCINFO array <6>:                    Auto-set.            (line 130)
+* PROCINFO array <6>:                    Auto-set.            (line 133)
 * PROCINFO array:                        Obsolete.            (line  11)
 * profiling awk programs:                Profiling.           (line   6)
 * profiling awk programs, dynamically:   Profiling.           (line 172)
@@ -31561,7 +31564,7 @@ Index
 * right angle bracket (>), >> operator (I/O): Redirection.    (line  50)
 * right shift, bitwise:                  Bitwise Functions.   (line  32)
 * Ritchie, Dennis:                       Basic Data Typing.   (line  55)
-* RLENGTH variable:                      Auto-set.            (line 250)
+* RLENGTH variable:                      Auto-set.            (line 253)
 * RLENGTH variable, match() function and: String Functions.   (line 225)
 * Robbins, Arnold <1>:                   Future Extensions.   (line   6)
 * Robbins, Arnold <2>:                   Bugs.                (line  32)
@@ -31588,9 +31591,9 @@ Index
 * RS variable:                           Records.             (line  20)
 * RS variable, multiline records and:    Multiple Line.       (line  17)
 * rshift() function (gawk):              Bitwise Functions.   (line  52)
-* RSTART variable:                       Auto-set.            (line 256)
+* RSTART variable:                       Auto-set.            (line 259)
 * RSTART variable, match() function and: String Functions.    (line 225)
-* RT variable <1>:                       Auto-set.            (line 263)
+* RT variable <1>:                       Auto-set.            (line 266)
 * RT variable <2>:                       Getline/Variable/File.
                                                               (line  10)
 * RT variable <3>:                       Multiple Line.       (line 129)
@@ -31673,7 +31676,7 @@ Index
                                                               (line 110)
 * sidebar, Changing FS Does Not Affect the Fields: Field Splitting Summary.
                                                               (line  38)
-* sidebar, Changing NR and FNR:          Auto-set.            (line 309)
+* sidebar, Changing NR and FNR:          Auto-set.            (line 312)
 * sidebar, Controlling Output Buffering with system(): I/O Functions.
                                                               (line 135)
 * sidebar, Escape Sequences for Metacharacters: Escape Sequences.
@@ -31815,7 +31818,7 @@ Index
 * substr() function:                     String Functions.    (line 483)
 * Sumner, Andrew:                        Other Versions.      (line  64)
 * switch statement:                      Switch Statement.    (line   6)
-* SYMTAB array:                          Auto-set.            (line 271)
+* SYMTAB array:                          Auto-set.            (line 274)
 * syntactic ambiguity: /= operator vs. /=.../ regexp constant: Assignment Ops.
                                                               (line 147)
 * system() function:                     I/O Functions.       (line  72)
@@ -32256,335 +32259,335 @@ Node: Built-in Variables402949
 Node: User-modified404044
 Ref: User-modified-Footnote-1412404
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 End Tag Table