move docstrings in C++ files out of C strings and into comments * __contourc__.cc, __dispatch__.cc, __dsearchn__.cc, __ichol__.cc, __ilu__.cc, __lin_interpn__.cc, __luinc__.cc, __magick_read__.cc, __pchip_deriv__.cc, __qp__.cc, balance.cc, besselj.cc, betainc.cc, bitfcns.cc, bsxfun.cc, cellfun.cc, colloc.cc, conv2.cc, daspk.cc, dasrt.cc, dassl.cc, data.cc, debug.cc, defaults.cc, det.cc, dirfns.cc, dlmread.cc, dot.cc, eig.cc, ellipj.cc, error.cc, fft.cc, fft2.cc, fftn.cc, file-io.cc, filter.cc, find.cc, gammainc.cc, gcd.cc, getgrent.cc, getpwent.cc, getrusage.cc, givens.cc, graphics.cc, hash.cc, help.cc, hess.cc, hex2num.cc, input.cc, inv.cc, kron.cc, load-path.cc, load-save.cc, lookup.cc, ls-oct-text.cc, lsode.cc, lu.cc, mappers.cc, matrix_type.cc, max.cc, mgorth.cc, nproc.cc, oct-hist.cc, octave-link.cc, ordschur.cc, pager.cc, pinv.cc, pr-output.cc, profiler.cc, psi.cc, pt-jit.cc, quad.cc, quadcc.cc, qz.cc, rand.cc, rcond.cc, regexp.cc, schur.cc, sighandlers.cc, sparse.cc, spparms.cc, sqrtm.cc, str2double.cc, strfind.cc, strfns.cc, sub2ind.cc, svd.cc, sylvester.cc, symtab.cc, syscalls.cc, sysdep.cc, time.cc, toplev.cc, tril.cc, tsearch.cc, typecast.cc, urlwrite.cc, utils.cc, variables.cc, __delaunayn__.cc, __eigs__.cc, __fltk_uigetfile__.cc, __glpk__.cc, __init_fltk__.cc, __init_gnuplot__.cc, __osmesa_print__.cc, __voronoi__.cc, amd.cc, audiodevinfo.cc, audioread.cc, ccolamd.cc, chol.cc, colamd.cc, convhulln.cc, dmperm.cc, fftw.cc, qr.cc, symbfact.cc, symrcm.cc, ov-base.cc, ov-bool-mat.cc, ov-cell.cc, ov-class.cc, ov-classdef.cc, ov-fcn-handle.cc, ov-fcn-inline.cc, ov-flt-re-mat.cc, ov-int16.cc, ov-int32.cc, ov-int64.cc, ov-int8.cc, ov-java.cc, ov-null-mat.cc, ov-oncleanup.cc, ov-range.cc, ov-re-mat.cc, ov-struct.cc, ov-typeinfo.cc, ov-uint16.cc, ov-uint32.cc, ov-uint64.cc, ov-uint8.cc, ov-usr-fcn.cc, ov.cc, octave.cc, pt-arg-list.cc, pt-binop.cc, pt-eval.cc, pt-mat.cc, lex.ll, oct-parse.in.yy: Docstrings are now comments instead of C strings. * build-aux/mk-opts.pl: Emit docstrings as comments instead of C strings. * DASPK-opts.in, LSODE-opts.in: Don't quote " in docstring fragments. * builtins.h: Include builtin-defun-decls.h unconditionally. * defun.h (DEFUN, DEFUNX, DEFCONSTFUN): Simply emit declaration. (DEFALIAS): Always expand to nothing. * defun-dld.h: No special macro expansions for MAKE_BUILTINS. (DEFUN_DLD): Use FORWARD_DECLARE_FUN. (DEFUNX_DLD): Use FORWARD_DECLARE_FUNX. * defun-int.h: No special macro expansions for MAKE_BUILTINS. (FORWARD_DECLARE_FUN, FORWARD_DECLARE_FUNX): New macros. (DEFINE_FUN_INSTALLER_FUN): If compiling an Octave source file, pass "external-doc" to DEFINE_FUNX_INSTALLER_FUN. (DEFUN_INTERNAL, DEFCONSTFUN_INTERNAL, DEFUNX_INTERNAL, DEFALIAS_INTERNAL): Delete. * common.mk (move_if_change_rule): New macro. (simple_move_if_change_rule): Define using move_if_change_rule. * find-defun-files.sh (DEFUN_PATTERN): Update. Don't transform file name extension to ".df". * libinterp/mk-pkg-add, gendoc.pl: Operate directly on source files. * mkbuiltins: New argument, SRCDIR. Operate directly on source files. * mkdefs: Delete. * libinterp/module.mk (BUILT_SOURCES): Update list to contain only files included in other source files. (GENERATED_MAKE_BUILTINS_INCS, DEF_FILES): Delete. (LIBINTERP_BUILT_DISTFILES): Include $(OPT_HANDLERS) here. (LIBINTERP_BUILT_NODISTFILES): Not here. Remove $(ALL_DEF_FILES from the list. (libinterp_EXTRA_DIST): Remove mkdefs from the list. (FOUND_DEFUN_FILES): Rename from SRC_DEF_FILES. (DLDFCN_DEFUN_FILES): Rename from DLDFCN_DEF_FILES. (SRC_DEFUN_FILES): Rename from SRC_DEF_FILES. (ALL_DEFUN_FILES): Rename from ALL_DEF_FILES. (%.df: %.cc): Delete pattern rule. (libinterp/build-env-features.cc, libinterp/builtins.cc, libinterp/dldfcn/PKG_ADD): Use mv instead of move-if-change. (libinterp/builtins.cc, libinterp/builtin-defun-decls.h): Update mkbuiltins command. ($(srcdir)/libinterp/DOCSTRINGS): Update gendoc.pl command. * liboctave/module.mk (BUILT_SOURCES): Don't include liboctave-build-info.cc in the list.

--- a/libinterp/corefcn/dlmread.cc	Tue Jun 21 13:08:25 2016 -0700
+++ b/libinterp/corefcn/dlmread.cc	Tue Jun 21 16:07:51 2016 -0400
@@ -157,38 +157,38 @@
 }
 
 DEFUN (dlmread, args, ,
-       "-*- texinfo -*-\n\
-@deftypefn  {} {@var{data} =} dlmread (@var{file})\n\
-@deftypefnx {} {@var{data} =} dlmread (@var{file}, @var{sep})\n\
-@deftypefnx {} {@var{data} =} dlmread (@var{file}, @var{sep}, @var{r0}, @var{c0})\n\
-@deftypefnx {} {@var{data} =} dlmread (@var{file}, @var{sep}, @var{range})\n\
-@deftypefnx {} {@var{data} =} dlmread (@dots{}, \"emptyvalue\", @var{EMPTYVAL})\n\
-Read numeric data from the text file @var{file} which uses the delimiter\n\
-@var{sep} between data values.\n\
-\n\
-If @var{sep} is not defined the separator between fields is determined from\n\
-the file itself.\n\
-\n\
-The optional scalar arguments @var{r0} and @var{c0} define the starting row\n\
-and column of the data to be read.  These values are indexed from zero,\n\
-i.e., the first data row corresponds to an index of zero.\n\
-\n\
-The @var{range} parameter specifies exactly which data elements are read.\n\
-The first form of the parameter is a 4-element vector containing the upper\n\
-left and lower right corners @code{[@var{R0},@var{C0},@var{R1},@var{C1}]}\n\
-where the indices are zero-based.  Alternatively, a spreadsheet style\n\
-form such as @qcode{\"A2..Q15\"} or @qcode{\"T1:AA5\"} can be used.  The\n\
-lowest alphabetical index @qcode{'A'} refers to the first column.  The\n\
-lowest row index is 1.\n\
-\n\
-@var{file} should be a filename or a file id given by @code{fopen}.  In the\n\
-latter case, the file is read until end of file is reached.\n\
-\n\
-The @qcode{\"emptyvalue\"} option may be used to specify the value used to\n\
-fill empty fields.  The default is zero.  Note that any non-numeric values,\n\
-such as text, are also replaced by the @qcode{\"emptyvalue\"}.\n\
-@seealso{csvread, textscan, textread, dlmwrite}\n\
-@end deftypefn")
+       doc: /* -*- texinfo -*-
+@deftypefn  {} {@var{data} =} dlmread (@var{file})
+@deftypefnx {} {@var{data} =} dlmread (@var{file}, @var{sep})
+@deftypefnx {} {@var{data} =} dlmread (@var{file}, @var{sep}, @var{r0}, @var{c0})
+@deftypefnx {} {@var{data} =} dlmread (@var{file}, @var{sep}, @var{range})
+@deftypefnx {} {@var{data} =} dlmread (@dots{}, "emptyvalue", @var{EMPTYVAL})
+Read numeric data from the text file @var{file} which uses the delimiter
+@var{sep} between data values.
+
+If @var{sep} is not defined the separator between fields is determined from
+the file itself.
+
+The optional scalar arguments @var{r0} and @var{c0} define the starting row
+and column of the data to be read.  These values are indexed from zero,
+i.e., the first data row corresponds to an index of zero.
+
+The @var{range} parameter specifies exactly which data elements are read.
+The first form of the parameter is a 4-element vector containing the upper
+left and lower right corners @code{[@var{R0},@var{C0},@var{R1},@var{C1}]}
+where the indices are zero-based.  Alternatively, a spreadsheet style
+form such as @qcode{"A2..Q15"} or @qcode{"T1:AA5"} can be used.  The
+lowest alphabetical index @qcode{'A'} refers to the first column.  The
+lowest row index is 1.
+
+@var{file} should be a filename or a file id given by @code{fopen}.  In the
+latter case, the file is read until end of file is reached.
+
+The @qcode{"emptyvalue"} option may be used to specify the value used to
+fill empty fields.  The default is zero.  Note that any non-numeric values,
+such as text, are also replaced by the @qcode{"emptyvalue"}.
+@seealso{csvread, textscan, textread, dlmwrite}
+@end deftypefn */)
 {
   int nargin = args.length ();