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Fix crashes when running certain commands on an empty workspace 

This fixes crashes when running the border, mark, unmark and
title_format commands on an empty workspace.
This commit is contained in:
Ryan Dwyer 2018-10-17 19:55:00 +10:00
parent 434cbaabf0
commit 17014c34e2
4 changed files with 4 additions and 4 deletions
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2
sway/commands/border.c
View File

@ -59,7 +59,7 @@ struct cmd_results *cmd_border(int argc, char **argv) {
}
struct sway_container *container = config->handler_context.container;
if (!container->view) {
if (!container || !container->view) {
return cmd_results_new(CMD_INVALID, "border",
"Only views can have borders");
}

2
sway/commands/mark.c
View File

@ -19,7 +19,7 @@ struct cmd_results *cmd_mark(int argc, char **argv) {
return error;
}
struct sway_container *container = config->handler_context.container;
if (!container->view) {
if (!container || !container->view) {
return cmd_results_new(CMD_INVALID, "mark",
"Only views can have marks");
}

2
sway/commands/title_format.c
View File

@ -12,7 +12,7 @@ struct cmd_results *cmd_title_format(int argc, char **argv) {
return error;
}
struct sway_container *container = config->handler_context.container;
if (!container->view) {
if (!container || !container->view) {
return cmd_results_new(CMD_INVALID, "title_format",
"Only views can have a title_format");
}

2
sway/commands/unmark.c
View File

@ -25,7 +25,7 @@ struct cmd_results *cmd_unmark(int argc, char **argv) {
struct sway_view *view = NULL;
if (config->handler_context.using_criteria) {
struct sway_container *container = config->handler_context.container;
if (!container->view) {
if (!container || !container->view) {
return cmd_results_new(CMD_INVALID, "unmark",
"Only views can have marks");
}