Merge pull request #699 from roosemberth/master

Sway: Configuration: Support for escaping line breaks.

2 files changed, 13 insertions, 0 deletions

diff --git a/common/readline.c b/common/readline.c
index 76ed6926..5106172c 100644
--- a/common/readline.c
+++ b/common/readline.c
@@ -5,17 +5,24 @@
 char *read_line(FILE *file) {
         size_t length = 0, size = 128;
         char *string = malloc(size);
+        char lastChar = '\0';
         if (!string) {
                 return NULL;
         }
         while (1) {
                 int c = getc(file);
+                if (c == '\n' && lastChar == '\\'){
+                        --length; // Ignore last character.
+                        lastChar = '\0';
+                        continue;
+                }
                 if (c == EOF || c == '\n' || c == '\0') {
                         break;
                 }
                 if (c == '\r') {
                         continue;
                 }
+                lastChar = c;
                 if (length == size) {
                         char *new_string = realloc(string, size *= 2);
                         if (!new_string) {
diff --git a/sway/sway.5.txt b/sway/sway.5.txt
index bd2de12d..397b6d87 100644
--- a/sway/sway.5.txt
+++ b/sway/sway.5.txt
@@ -16,6 +16,12 @@ on startup.  These commands usually consist of setting your preferences and
 setting key bindings. An example config is likely present in /etc/sway/config
 for you to check out.
 
+Lines in the configuration file might be extended through multiple lines by
+adding a '\' character at the end of line. e.g.:
+
+        bindsym Shift+XF86AudioRaiseVolume exec pactl set-sink-volume \
+                $(pactl list sinks | grep -B 1 RUNNING | sed '1q;d' | sed 's/[^0-9]\+//g') +5%
+
 These commands can be executed in your config file, via **sway-msg**(1), or via
 the bindsym command.