grimblast: only allow one instance

hyprwm · Jul 29, 2024 · 7783268 · 7783268
1 parent 65d42dc
commit 7783268
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diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Changelog
 
+### 2024-07-29
+
+grimblast: allow only one instance
+
 ### 2024-07-10
 
 grimblast: recognize windows of special workspaces
@@ -26,32 +30,30 @@ grimblast: use fadeLayers to prevent visible borders
 
 ### 2024-03-18
 
-scratchpad: Fixed -m command. Now it kills the preprocess of menu before starting it.
+scratchpad: Fixed -m command. Now it kills the preprocess of menu before
+starting it.
 
 ### 2024-03-13
 
 scratchpad: allow supplying command flags in any order
 
 ### 2024-03-02
 
-hdrop: 0.4.4 -> 0.5.0
-Add --floating and associated options
+hdrop: 0.4.4 -> 0.5.0 Add --floating and associated options
 
 ### 2024-01-25
 
 grimblast: fixed border still visible when taking screenshot of an area
 
 ### 2024-01-19
 
-hdrop: -> 0.4.4
-Fix --class quoting
+hdrop: -> 0.4.4 Fix --class quoting
 
 ### 2024-01-14
 
-hdrop: 0.3.0 -> 0.4.0  
-Add `-c | --class`  
-Improve Documentation
-Refactor
+hdrop: 0.3.0 -> 0.4.0\
+Add `-c | --class`\
+Improve Documentation Refactor
 
 ### 2024-01-11
 

diff --git a/grimblast/grimblast b/grimblast/grimblast
@@ -18,6 +18,11 @@
 ## hyprctl equivalents.
 ## https://github.com/swaywm/sway/blob/master/contrib/grimshot
 
+# Check whether another instance is running
+if pgrep slurp; then
+  exit 2
+fi
+
 getTargetDirectory() {
   test -f "${XDG_CONFIG_HOME:-$HOME/.config}/user-dirs.dirs" &&
     . "${XDG_CONFIG_HOME:-$HOME/.config}/user-dirs.dirs"

diff --git a/grimblast/grimblast.1.scd b/grimblast/grimblast.1.scd
@@ -103,6 +103,11 @@ bind = SUPER ALT, p, exec, grimblast save output
 bind = SUPER CTRL, p, exec, grimblast save screen
 ```
 
+# EXIT CODES
+
+0 - Normal exit++
+2 - Another instance of grimblast is running
+
 # SEE ALSO
 
 *grim*(1)