Adding upstream version 3:4.8.29.upstream/3%4.8.29upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

6 files changed, 1221 insertions, 0 deletions

diff --git a/lib/event/Makefile.am b/lib/event/Makefile.am
new file mode 100644
index 0000000..407bead
--- /dev/null
+++ b/lib/event/Makefile.am
@@ -0,0 +1,10 @@
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new file mode 100644
index 0000000..500057a
--- /dev/null
+++ b/lib/event/Makefile.in
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+libmcevent.la: $(libmcevent_la_OBJECTS) $(libmcevent_la_DEPENDENCIES) $(EXTRA_libmcevent_la_DEPENDENCIES) 
+	$(AM_V_CCLD)$(LINK)  $(libmcevent_la_OBJECTS) $(libmcevent_la_LIBADD) $(LIBS)
+
+mostlyclean-compile:
+	-rm -f *.$(OBJEXT)
+
+distclean-compile:
+	-rm -f *.tab.c
+
+@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/event.Plo@am__quote@ # am--include-marker
+@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/manage.Plo@am__quote@ # am--include-marker
+@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/raise.Plo@am__quote@ # am--include-marker
+
+$(am__depfiles_remade):
+	@$(MKDIR_P) $(@D)
+	@echo '# dummy' >$@-t && $(am__mv) $@-t $@
+
+am--depfiles: $(am__depfiles_remade)
+
+.c.o:
+@am__fastdepCC_TRUE@	$(AM_V_CC)$(COMPILE) -MT $@ -MD -MP -MF $(DEPDIR)/$*.Tpo -c -o $@ $<
+@am__fastdepCC_TRUE@	$(AM_V_at)$(am__mv) $(DEPDIR)/$*.Tpo $(DEPDIR)/$*.Po
+@AMDEP_TRUE@@am__fastdepCC_FALSE@	$(AM_V_CC)source='$<' object='$@' libtool=no @AMDEPBACKSLASH@
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+
+.c.obj:
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+@AMDEP_TRUE@@am__fastdepCC_FALSE@	$(AM_V_CC)source='$<' object='$@' libtool=no @AMDEPBACKSLASH@
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+@am__fastdepCC_FALSE@	$(AM_V_CC@am__nodep@)$(COMPILE) -c -o $@ `$(CYGPATH_W) '$<'`
+
+.c.lo:
+@am__fastdepCC_TRUE@	$(AM_V_CC)$(LTCOMPILE) -MT $@ -MD -MP -MF $(DEPDIR)/$*.Tpo -c -o $@ $<
+@am__fastdepCC_TRUE@	$(AM_V_at)$(am__mv) $(DEPDIR)/$*.Tpo $(DEPDIR)/$*.Plo
+@AMDEP_TRUE@@am__fastdepCC_FALSE@	$(AM_V_CC)source='$<' object='$@' libtool=yes @AMDEPBACKSLASH@
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+@am__fastdepCC_FALSE@	$(AM_V_CC@am__nodep@)$(LTCOMPILE) -c -o $@ $<
+
+mostlyclean-libtool:
+	-rm -f *.lo
+
+clean-libtool:
+	-rm -rf .libs _libs
+
+ID: $(am__tagged_files)
+	$(am__define_uniq_tagged_files); mkid -fID $$unique
+tags: tags-am
+TAGS: tags
+
+tags-am: $(TAGS_DEPENDENCIES) $(am__tagged_files)
+	set x; \
+	here=`pwd`; \
+	$(am__define_uniq_tagged_files); \
+	shift; \
+	if test -z "$(ETAGS_ARGS)$$*$$unique"; then :; else \
+	  test -n "$$unique" || unique=$$empty_fix; \
+	  if test $$# -gt 0; then \
+	    $(ETAGS) $(ETAGSFLAGS) $(AM_ETAGSFLAGS) $(ETAGS_ARGS) \
+	      "$$@" $$unique; \
+	  else \
+	    $(ETAGS) $(ETAGSFLAGS) $(AM_ETAGSFLAGS) $(ETAGS_ARGS) \
+	      $$unique; \
+	  fi; \
+	fi
+ctags: ctags-am
+
+CTAGS: ctags
+ctags-am: $(TAGS_DEPENDENCIES) $(am__tagged_files)
+	$(am__define_uniq_tagged_files); \
+	test -z "$(CTAGS_ARGS)$$unique" \
+	  || $(CTAGS) $(CTAGSFLAGS) $(AM_CTAGSFLAGS) $(CTAGS_ARGS) \
+	     $$unique
+
+GTAGS:
+	here=`$(am__cd) $(top_builddir) && pwd` \
+	  && $(am__cd) $(top_srcdir) \
+	  && gtags -i $(GTAGS_ARGS) "$$here"
+cscopelist: cscopelist-am
+
+cscopelist-am: $(am__tagged_files)
+	list='$(am__tagged_files)'; \
+	case "$(srcdir)" in \
+	  [\\/]* | ?:[\\/]*) sdir="$(srcdir)" ;; \
+	  *) sdir=$(subdir)/$(srcdir) ;; \
+	esac; \
+	for i in $$list; do \
+	  if test -f "$$i"; then \
+	    echo "$(subdir)/$$i"; \
+	  else \
+	    echo "$$sdir/$$i"; \
+	  fi; \
+	done >> $(top_builddir)/cscope.files
+
+distclean-tags:
+	-rm -f TAGS ID GTAGS GRTAGS GSYMS GPATH tags
+distdir: $(BUILT_SOURCES)
+	$(MAKE) $(AM_MAKEFLAGS) distdir-am
+
+distdir-am: $(DISTFILES)
+	@srcdirstrip=`echo "$(srcdir)" | sed 's/[].[^$$\\*]/\\\\&/g'`; \
+	topsrcdirstrip=`echo "$(top_srcdir)" | sed 's/[].[^$$\\*]/\\\\&/g'`; \
+	list='$(DISTFILES)'; \
+	  dist_files=`for file in $$list; do echo $$file; done | \
+	  sed -e "s|^$$srcdirstrip/||;t" \
+	      -e "s|^$$topsrcdirstrip/|$(top_builddir)/|;t"`; \
+	case $$dist_files in \
+	  */*) $(MKDIR_P) `echo "$$dist_files" | \
+			   sed '/\//!d;s|^|$(distdir)/|;s,/[^/]*$$,,' | \
+			   sort -u` ;; \
+	esac; \
+	for file in $$dist_files; do \
+	  if test -f $$file || test -d $$file; then d=.; else d=$(srcdir); fi; \
+	  if test -d $$d/$$file; then \
+	    dir=`echo "/$$file" | sed -e 's,/[^/]*$$,,'`; \
+	    if test -d "$(distdir)/$$file"; then \
+	      find "$(distdir)/$$file" -type d ! -perm -700 -exec chmod u+rwx {} \;; \
+	    fi; \
+	    if test -d $(srcdir)/$$file && test $$d != $(srcdir); then \
+	      cp -fpR $(srcdir)/$$file "$(distdir)$$dir" || exit 1; \
+	      find "$(distdir)/$$file" -type d ! -perm -700 -exec chmod u+rwx {} \;; \
+	    fi; \
+	    cp -fpR $$d/$$file "$(distdir)$$dir" || exit 1; \
+	  else \
+	    test -f "$(distdir)/$$file" \
+	    || cp -p $$d/$$file "$(distdir)/$$file" \
+	    || exit 1; \
+	  fi; \
+	done
+check-am: all-am
+check: check-am
+all-am: Makefile $(LTLIBRARIES)
+installdirs:
+install: install-am
+install-exec: install-exec-am
+install-data: install-data-am
+uninstall: uninstall-am
+
+install-am: all-am
+	@$(MAKE) $(AM_MAKEFLAGS) install-exec-am install-data-am
+
+installcheck: installcheck-am
+install-strip:
+	if test -z '$(STRIP)'; then \
+	  $(MAKE) $(AM_MAKEFLAGS) INSTALL_PROGRAM="$(INSTALL_STRIP_PROGRAM)" \
+	    install_sh_PROGRAM="$(INSTALL_STRIP_PROGRAM)" INSTALL_STRIP_FLAG=-s \
+	      install; \
+	else \
+	  $(MAKE) $(AM_MAKEFLAGS) INSTALL_PROGRAM="$(INSTALL_STRIP_PROGRAM)" \
+	    install_sh_PROGRAM="$(INSTALL_STRIP_PROGRAM)" INSTALL_STRIP_FLAG=-s \
+	    "INSTALL_PROGRAM_ENV=STRIPPROG='$(STRIP)'" install; \
+	fi
+mostlyclean-generic:
+
+clean-generic:
+
+distclean-generic:
+	-test -z "$(CONFIG_CLEAN_FILES)" || rm -f $(CONFIG_CLEAN_FILES)
+	-test . = "$(srcdir)" || test -z "$(CONFIG_CLEAN_VPATH_FILES)" || rm -f $(CONFIG_CLEAN_VPATH_FILES)
+
+maintainer-clean-generic:
+	@echo "This command is intended for maintainers to use"
+	@echo "it deletes files that may require special tools to rebuild."
+clean: clean-am
+
+clean-am: clean-generic clean-libtool clean-noinstLTLIBRARIES \
+	mostlyclean-am
+
+distclean: distclean-am
+		-rm -f ./$(DEPDIR)/event.Plo
+	-rm -f ./$(DEPDIR)/manage.Plo
+	-rm -f ./$(DEPDIR)/raise.Plo
+	-rm -f Makefile
+distclean-am: clean-am distclean-compile distclean-generic \
+	distclean-tags
+
+dvi: dvi-am
+
+dvi-am:
+
+html: html-am
+
+html-am:
+
+info: info-am
+
+info-am:
+
+install-data-am:
+
+install-dvi: install-dvi-am
+
+install-dvi-am:
+
+install-exec-am:
+
+install-html: install-html-am
+
+install-html-am:
+
+install-info: install-info-am
+
+install-info-am:
+
+install-man:
+
+install-pdf: install-pdf-am
+
+install-pdf-am:
+
+install-ps: install-ps-am
+
+install-ps-am:
+
+installcheck-am:
+
+maintainer-clean: maintainer-clean-am
+		-rm -f ./$(DEPDIR)/event.Plo
+	-rm -f ./$(DEPDIR)/manage.Plo
+	-rm -f ./$(DEPDIR)/raise.Plo
+	-rm -f Makefile
+maintainer-clean-am: distclean-am maintainer-clean-generic
+
+mostlyclean: mostlyclean-am
+
+mostlyclean-am: mostlyclean-compile mostlyclean-generic \
+	mostlyclean-libtool
+
+pdf: pdf-am
+
+pdf-am:
+
+ps: ps-am
+
+ps-am:
+
+uninstall-am:
+
+.MAKE: install-am install-strip
+
+.PHONY: CTAGS GTAGS TAGS all all-am am--depfiles check check-am clean \
+	clean-generic clean-libtool clean-noinstLTLIBRARIES \
+	cscopelist-am ctags ctags-am distclean distclean-compile \
+	distclean-generic distclean-libtool distclean-tags distdir dvi \
+	dvi-am html html-am info info-am install install-am \
+	install-data install-data-am install-dvi install-dvi-am \
+	install-exec install-exec-am install-html install-html-am \
+	install-info install-info-am install-man install-pdf \
+	install-pdf-am install-ps install-ps-am install-strip \
+	installcheck installcheck-am installdirs maintainer-clean \
+	maintainer-clean-generic mostlyclean mostlyclean-compile \
+	mostlyclean-generic mostlyclean-libtool pdf pdf-am ps ps-am \
+	tags tags-am uninstall uninstall-am
+
+.PRECIOUS: Makefile
+
+
+# Tell versions [3.59,3.63) of GNU make to not export all variables.
+# Otherwise a system limit (for SysV at least) may be exceeded.
+.NOEXPORT:
diff --git a/lib/event/event.c b/lib/event/event.c
new file mode 100644
index 0000000..421c6c4
--- /dev/null
+++ b/lib/event/event.c
@@ -0,0 +1,135 @@
+/*
+   Handle  events in application.
+   Interface functions: init/deinit; start/stop
+
+   Copyright (C) 2011-2022
+   Free Software Foundation, Inc.
+
+   Written by:
+   Slava Zanko <slavazanko@gmail.com>, 2011.
+
+   This file is part of the Midnight Commander.
+
+   The Midnight Commander is free software: you can redistribute it
+   and/or modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of the License,
+   or (at your option) any later version.
+
+   The Midnight Commander is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <config.h>
+
+#include "lib/global.h"
+#include "lib/util.h"
+#include "lib/event.h"
+
+#include "internal.h"
+
+/*** global variables ****************************************************************************/
+
+/*** file scope macro definitions ****************************************************************/
+
+/*** file scope type declarations ****************************************************************/
+
+/*** file scope variables ************************************************************************/
+
+GTree *mc_event_grouplist = NULL;
+
+/*** file scope functions ************************************************************************/
+/* --------------------------------------------------------------------------------------------- */
+/*** public functions ****************************************************************************/
+/* --------------------------------------------------------------------------------------------- */
+
+gboolean
+mc_event_init (GError ** mcerror)
+{
+    mc_return_val_if_error (mcerror, FALSE);
+
+    if (mc_event_grouplist != NULL)
+    {
+        mc_propagate_error (mcerror, 0, "%s", _("Event system already initialized"));
+        return FALSE;
+    }
+
+    mc_event_grouplist =
+        g_tree_new_full ((GCompareDataFunc) g_ascii_strcasecmp,
+                         NULL, (GDestroyNotify) g_free, (GDestroyNotify) g_tree_destroy);
+
+    if (mc_event_grouplist == NULL)
+    {
+        mc_propagate_error (mcerror, 0, "%s", _("Failed to initialize event system"));
+        return FALSE;
+    }
+
+    return TRUE;
+}
+
+/* --------------------------------------------------------------------------------------------- */
+
+gboolean
+mc_event_deinit (GError ** mcerror)
+{
+    mc_return_val_if_error (mcerror, FALSE);
+
+    if (mc_event_grouplist == NULL)
+    {
+        mc_propagate_error (mcerror, 0, "%s", _("Event system not initialized"));
+        return FALSE;
+    }
+
+    g_tree_destroy (mc_event_grouplist);
+    mc_event_grouplist = NULL;
+    return TRUE;
+}
+
+/* --------------------------------------------------------------------------------------------- */
+
+gboolean
+mc_event_mass_add (const event_init_t * events, GError ** mcerror)
+{
+    size_t array_index;
+
+    mc_return_val_if_error (mcerror, FALSE);
+
+    for (array_index = 0; events[array_index].event_group_name != NULL; array_index++)
+    {
+        if (!mc_event_add (events[array_index].event_group_name,
+                           events[array_index].event_name,
+                           events[array_index].cb, events[array_index].init_data, mcerror))
+        {
+            return FALSE;
+        }
+    }
+    return TRUE;
+}
+
+/* --------------------------------------------------------------------------------------------- */
+
+gboolean
+mc_event_present (const gchar * event_group_name, const gchar * event_name)
+{
+    GTree *event_group;
+    GPtrArray *callbacks;
+
+    if (mc_event_grouplist == NULL || event_group_name == NULL || event_name == NULL)
+        return FALSE;
+
+    event_group = mc_event_get_event_group_by_name (event_group_name, FALSE, NULL);
+    if (event_group == NULL)
+        return FALSE;
+
+    callbacks = mc_event_get_event_by_name (event_group, event_name, FALSE, NULL);
+    if (callbacks == NULL)
+        return FALSE;
+
+    return TRUE;
+}
+
+/* --------------------------------------------------------------------------------------------- */
diff --git a/lib/event/internal.h b/lib/event/internal.h
new file mode 100644
index 0000000..f82ac3a
--- /dev/null
+++ b/lib/event/internal.h
@@ -0,0 +1,32 @@
+#ifndef MC_EVENT_INTERNAL_H
+#define MC_EVENT_INTERNAL_H
+
+/*** typedefs(not structures) and defined constants ********************/
+
+/*** enums *************************************************************/
+
+/*** structures declarations (and typedefs of structures)***************/
+
+typedef struct mc_event_callback_struct
+{
+    gpointer init_data;
+    mc_event_callback_func_t callback;
+} mc_event_callback_t;
+
+
+/*** global variables defined in .c file *******************************/
+
+extern GTree *mc_event_grouplist;
+
+/*** declarations of public functions **********************************/
+
+GTree *mc_event_get_event_group_by_name (const gchar * event_group_name, gboolean create_new,
+                                         GError ** mcerror);
+GPtrArray *mc_event_get_event_by_name (GTree * event_group, const gchar * event_name,
+                                       gboolean create_new, GError ** mcerror);
+mc_event_callback_t *mc_event_is_callback_in_array (GPtrArray * callbacks,
+                                                    mc_event_callback_func_t event_callback,
+                                                    gpointer event_init_data);
+
+/*** inline functions ****************************************************************************/
+#endif /* MC_EVENT_INTERNAL_H */
diff --git a/lib/event/manage.c b/lib/event/manage.c
new file mode 100644
index 0000000..7d04a36
--- /dev/null
+++ b/lib/event/manage.c
@@ -0,0 +1,225 @@
+/*
+   Handle any events in application.
+   Manage events: add, delete, destroy, search
+
+   Copyright (C) 2011-2022
+   Free Software Foundation, Inc.
+
+   Written by:
+   Slava Zanko <slavazanko@gmail.com>, 2011.
+
+   This file is part of the Midnight Commander.
+
+   The Midnight Commander is free software: you can redistribute it
+   and/or modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of the License,
+   or (at your option) any later version.
+
+   The Midnight Commander is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <config.h>
+
+#include "lib/global.h"
+#include "lib/util.h"
+#include "lib/event.h"
+
+#include "internal.h"
+
+/*** global variables ****************************************************************************/
+
+/*** file scope macro definitions ****************************************************************/
+
+/*** file scope type declarations ****************************************************************/
+
+/*** file scope variables ************************************************************************/
+
+/*** file scope functions ************************************************************************/
+/* --------------------------------------------------------------------------------------------- */
+
+static void
+mc_event_group_destroy_value (gpointer data)
+{
+    GPtrArray *callbacks;
+
+    callbacks = (GPtrArray *) data;
+    g_ptr_array_foreach (callbacks, (GFunc) g_free, NULL);
+    g_ptr_array_free (callbacks, TRUE);
+}
+
+/* --------------------------------------------------------------------------------------------- */
+
+
+/* --------------------------------------------------------------------------------------------- */
+/*** public functions ****************************************************************************/
+/* --------------------------------------------------------------------------------------------- */
+
+gboolean
+mc_event_add (const gchar * event_group_name, const gchar * event_name,
+              mc_event_callback_func_t event_callback, gpointer event_init_data, GError ** mcerror)
+{
+
+    GTree *event_group;
+    GPtrArray *callbacks;
+    mc_event_callback_t *cb;
+
+    mc_return_val_if_error (mcerror, FALSE);
+
+    if (mc_event_grouplist == NULL || event_group_name == NULL || event_name == NULL
+        || event_callback == NULL)
+    {
+        mc_propagate_error (mcerror, 0, "%s", _("Check input data! Some of parameters are NULL!"));
+        return FALSE;
+    }
+
+    event_group = mc_event_get_event_group_by_name (event_group_name, TRUE, mcerror);
+    if (event_group == NULL)
+        return FALSE;
+
+    callbacks = mc_event_get_event_by_name (event_group, event_name, TRUE, mcerror);
+    if (callbacks == NULL)
+        return FALSE;
+
+    cb = mc_event_is_callback_in_array (callbacks, event_callback, event_init_data);
+    if (cb == NULL)
+    {
+        cb = g_new0 (mc_event_callback_t, 1);
+        cb->callback = event_callback;
+        g_ptr_array_add (callbacks, (gpointer) cb);
+    }
+    cb->init_data = event_init_data;
+    return TRUE;
+}
+
+/* --------------------------------------------------------------------------------------------- */
+
+void
+mc_event_del (const gchar * event_group_name, const gchar * event_name,
+              mc_event_callback_func_t event_callback, gpointer event_init_data)
+{
+    GTree *event_group;
+    GPtrArray *callbacks;
+    mc_event_callback_t *cb;
+
+    if (mc_event_grouplist == NULL || event_group_name == NULL || event_name == NULL
+        || event_callback == NULL)
+        return;
+
+    event_group = mc_event_get_event_group_by_name (event_group_name, FALSE, NULL);
+    if (event_group == NULL)
+        return;
+
+    callbacks = mc_event_get_event_by_name (event_group, event_name, FALSE, NULL);
+    if (callbacks == NULL)
+        return;
+
+    cb = mc_event_is_callback_in_array (callbacks, event_callback, event_init_data);
+
+    if (cb == NULL)
+        return;
+
+    g_ptr_array_remove (callbacks, (gpointer) cb);
+    g_free ((gpointer) cb);
+}
+
+/* --------------------------------------------------------------------------------------------- */
+
+void
+mc_event_destroy (const gchar * event_group_name, const gchar * event_name)
+{
+    GTree *event_group;
+
+    if (mc_event_grouplist == NULL || event_group_name == NULL || event_name == NULL)
+        return;
+
+    event_group = mc_event_get_event_group_by_name (event_group_name, FALSE, NULL);
+    g_tree_remove (event_group, (gconstpointer) event_name);
+}
+
+/* --------------------------------------------------------------------------------------------- */
+
+void
+mc_event_group_del (const gchar * event_group_name)
+{
+
+    if (mc_event_grouplist != NULL && event_group_name != NULL)
+        g_tree_remove (mc_event_grouplist, (gconstpointer) event_group_name);
+}
+
+/* --------------------------------------------------------------------------------------------- */
+
+GTree *
+mc_event_get_event_group_by_name (const gchar * event_group_name, gboolean create_new,
+                                  GError ** mcerror)
+{
+    GTree *event_group;
+
+    mc_return_val_if_error (mcerror, FALSE);
+
+    event_group = (GTree *) g_tree_lookup (mc_event_grouplist, (gconstpointer) event_group_name);
+    if (event_group == NULL && create_new)
+    {
+        event_group =
+            g_tree_new_full ((GCompareDataFunc) g_ascii_strcasecmp,
+                             NULL,
+                             (GDestroyNotify) g_free,
+                             (GDestroyNotify) mc_event_group_destroy_value);
+        if (event_group == NULL)
+        {
+            mc_propagate_error (mcerror, 0, _("Unable to create group '%s' for events!"),
+                                event_group_name);
+            return NULL;
+        }
+        g_tree_insert (mc_event_grouplist, g_strdup (event_group_name), (gpointer) event_group);
+    }
+    return event_group;
+}
+
+/* --------------------------------------------------------------------------------------------- */
+
+GPtrArray *
+mc_event_get_event_by_name (GTree * event_group, const gchar * event_name, gboolean create_new,
+                            GError ** mcerror)
+{
+    GPtrArray *callbacks;
+
+    mc_return_val_if_error (mcerror, FALSE);
+
+    callbacks = (GPtrArray *) g_tree_lookup (event_group, (gconstpointer) event_name);
+    if (callbacks == NULL && create_new)
+    {
+        callbacks = g_ptr_array_new ();
+        if (callbacks == NULL)
+        {
+            mc_propagate_error (mcerror, 0, _("Unable to create event '%s'!"), event_name);
+            return NULL;
+        }
+        g_tree_insert (event_group, g_strdup (event_name), (gpointer) callbacks);
+    }
+    return callbacks;
+}
+
+/* --------------------------------------------------------------------------------------------- */
+
+mc_event_callback_t *
+mc_event_is_callback_in_array (GPtrArray * callbacks, mc_event_callback_func_t event_callback,
+                               gpointer event_init_data)
+{
+    guint array_index;
+
+    for (array_index = 0; array_index < callbacks->len; array_index++)
+    {
+        mc_event_callback_t *cb = g_ptr_array_index (callbacks, array_index);
+        if (cb->callback == event_callback && cb->init_data == event_init_data)
+            return cb;
+    }
+    return NULL;
+}
+
+/* --------------------------------------------------------------------------------------------- */
diff --git a/lib/event/raise.c b/lib/event/raise.c
new file mode 100644
index 0000000..c4e92a4
--- /dev/null
+++ b/lib/event/raise.c
@@ -0,0 +1,75 @@
+/*
+   Handle any events in application.
+   Raise events.
+
+   Copyright (C) 2011-2022
+   Free Software Foundation, Inc.
+
+   Written by:
+   Slava Zanko <slavazanko@gmail.com>, 2011.
+
+   This file is part of the Midnight Commander.
+
+   The Midnight Commander is free software: you can redistribute it
+   and/or modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of the License,
+   or (at your option) any later version.
+
+   The Midnight Commander is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <config.h>
+
+#include "lib/global.h"
+#include "lib/event.h"
+
+#include "internal.h"
+
+/*** global variables ****************************************************************************/
+
+/*** file scope macro definitions ****************************************************************/
+
+/*** file scope type declarations ****************************************************************/
+
+/*** file scope variables ************************************************************************/
+
+/*** file scope functions ************************************************************************/
+
+/* --------------------------------------------------------------------------------------------- */
+/*** public functions ****************************************************************************/
+/* --------------------------------------------------------------------------------------------- */
+
+gboolean
+mc_event_raise (const gchar * event_group_name, const gchar * event_name, gpointer event_data)
+{
+    GTree *event_group;
+    GPtrArray *callbacks;
+    guint array_index;
+
+    if (mc_event_grouplist == NULL || event_group_name == NULL || event_name == NULL)
+        return FALSE;
+
+    event_group = mc_event_get_event_group_by_name (event_group_name, FALSE, NULL);
+    if (event_group == NULL)
+        return FALSE;
+
+    callbacks = mc_event_get_event_by_name (event_group, event_name, FALSE, NULL);
+    if (callbacks == NULL)
+        return FALSE;
+
+    for (array_index = callbacks->len; array_index > 0; array_index--)
+    {
+        mc_event_callback_t *cb = g_ptr_array_index (callbacks, array_index - 1);
+        if (!(*cb->callback) (event_group_name, event_name, cb->init_data, event_data))
+            break;
+    }
+    return TRUE;
+}
+
+/* --------------------------------------------------------------------------------------------- */