Log Message:
(devel/cflow) Updated 1.6 to 1.7

2021-12-30  Sergey Poznyakoff  <gray@gnu.org>

	Version 1.7

	Fix the "no invariant" text in the documentation license

2021-12-23  Sergey Poznyakoff  <gray@gnu.org>

	Fix the info direntry for cflow mode

2021-11-05  Sergey Poznyakoff  <gray@gnu.org>

	Document the --target option.  New option --start: alias for
	--main.

	Fix recursive call detection
	* src/symbol.c (install): Initialize ord to -1.
	* src/output.c (tree_output): Skip callees with ord == -1.

2021-05-07  Sergey Poznyakoff  <gray@gnu.org>

	Fix incorrect assumptions about number of symbols in the symbol
	table.
	* src/symbol.c (collect_data): New member: count.
	(collect_processor,collect_list_entry): Reallocate the syn
	array as
	needed.
	(collect_symbols): Initialize sym to NULL and count to 0.

2021-04-05  Sergey Poznyakoff  <gray@gnu.org>

	Version 1.6.92
	* NEWS: Update.
	* configure.ac: Version 1.6.92
	* po/POTFILES.in: Add missing file.
	* src/main.c (symbol_override): Detect cyclic definitions.

2021-04-04  Sergey Poznyakoff  <gray@gnu.org>

	Minor fixes.
	* configure.ac: Move wordsplit to src
	* src/Makefile.am: Likewise.
	* elisp/cflow-mode.el: Fix regular expressions. Character class \w
	does not include _, which is allowed in identifiers.

	cflow-mode: functions for moving to the next and previous calls
	at the same level
	* elisp/cflow-mode.el (cflow-next-function)
	(cflow-prev-function): New functions.

	Improve parsing of typecasts.
	* src/cflow.rc: Mark 'typeof' as wrapper.
	* src/parser.c (expression): Allow for wrappers and explicit
	structures in typecasts.
	(dcl): Don't skip token that follows the wrapper.
	* tests/struct.at: Test for unions in typecasts.

	Fix package name extraction in bootstrap

2021-04-02  Sergey Poznyakoff  <gray@gnu.org>

	Document the dot output format

2021-04-01  Sergey Poznyakoff  <gray@gnu.org>

	Fix node labels in dot format

	New output format: dot
	* src/dot.c: New file.
	* src/Makefile.am: Add new file.
	* src/cflow.h (dot_output_handler): New proto.
	* src/main.c: Register the "dot" output format.

	Minor changes

2021-04-01  Sergey Poznyakoff  <gray@gnu.org>

	Revise docstrings
	* src/main.c: Revise docstrings.  Customize help output.
	* doc/cflow.texi: Remove obsolete passage.
	* po/POTFILES.in: Update.

	* configure.ac: Version 1.6.91
	* NEWS: Update.

2021-04-01  Sergey Poznyakoff  <gray@gnu.org>

	cflow-mode: new command cflow-find-caller

2021-03-30  Sergey Poznyakoff  <gray@gnu.org>

	New option: --target
	The --target=F option instructs cflow to print only paths
	going from
	the starting symbol ("main") to the function F.  Multiple --target
	options are allowed.

	* src/cflow.h (symbol_target): New symbol flag.
	(symbol) <visible>: New field.
	(output_visible): New extern.
	(install_target,eliminate_non_targets): New protos.
	* src/main.c: New option "--target".
	(include_symbol): Don't include symbol if the value of its
	"visible" field doesn't equal that of output_visible.
	* src/output.c: Eliminate non-target paths before tree output.
	* src/parser.c: Cut off the tree at target symbols.
	(get_symbol): Treat symbol_target same as symbol_start.
	* src/symbol.c (target_symbol_list): New variable.
	(install_starter): Don't use append_symbol to avoid setting
	the "entry" symbol field.
	(install_target)
	(eliminate_non_targets): New functions.

2021-03-30  Sergey Poznyakoff  <gray@gnu.org>

	Fix improper use of strdup/strlen
	* src/c.l (pp_finalize): Append \0 to obstack prior to finalizing
	the object.

	Accept multiple start symbols
	* doc/cflow.texi: Document changes.
	* src/cflow.h (symbol_start): New flag.
	(install_starter,set_default_starter,clear_starters)
	(first_starter,next_starter): New protos.
	* src/main.c (no_main_option): New static;
	(start_name): Remove.
	(main): Change handling of the --main and --no-main options.
	* src/output.c (tree_output): Iterate over all defined starter
	symbols.
	* src/parser.c (get_symbol): Special handling for symbol_start.
	* src/symbol.c
	(install_starter,set_default_starter,clear_starters)
	(first_starter,next_starter): New functions.

	Update NEWS for intermediate release

	Change some option docstrings

2021-03-30  Sergey Poznyakoff  <gray@gnu.org>

	Reset static caller at the end of compilation unit.
	This fixes CVE-2019-16165, 66

	* src/cflow.h (reset_static_caller): New proto.
	* src/parser.c (reset_static_caller): New function.
	* src/symbol.c (delete_statics): Call reset_static_caller.

2021-03-30  Sergey Poznyakoff  <gray@gnu.org>

	Fix parsing of K&R style function declarations
	* src/parser.c (get_knr_args): Take into account qualifiers.

2021-03-25  Sergey Poznyakoff  <gray@gnu.org>

	Use texi2html to produce online version of the manual

2021-03-24  Sergey Poznyakoff  <gray@gnu.org>

	Improve online version of the manual.

2021-01-06  Sergey Poznyakoff  <gray@gnu.org>

	Update copyright years

2020-06-14  Sergey Poznyakoff  <gray@gnu.org>

	Use wordsplit v1.1

2019-07-10  Sergey Poznyakoff  <gray@gnu.org>

	Use wordsplit from submodule