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[Doc] update rofi-script to hint about coproc.

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Thx to jose1711
This commit is contained in:
Dave Davenport 2021-03-10 20:45:53 +01:00
parent 347bc9517c
commit 53533acb77
2 changed files with 30 additions and 1 deletions
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17
doc/rofi-script.5
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@ -163,6 +163,23 @@ multiple entries can be passed using the \fB\fC\\x1f\fR separator.
.fi
.RE
.SH Executing external program
.PP
If you want to launch an external program from the script, you need to make sure it is launched in the background.
If not rofi will wait for its output (to display).
.PP
In bash the best way to do this is using \fB\fCcoproc\fR\&.
.PP
.RS
.nf
coproc ( myApp > /dev/null 2>\&1 )
.fi
.RE
.SH DASH shell
.PP
If you use the \fB\fCdash\fR shell for your script, take special care with how dash handles escaped values for the separators.

14
doc/rofi-script.5.markdown
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@ -2,7 +2,7 @@
## NAME
**rofi script mode** - Rofi format for scriptable modi.
**rofi script mode** - Rofi format for scriptable modi.
## DESCRIPTION
@ -108,6 +108,18 @@ multiple entries can be passed using the `\x1f` separator.
echo -en "aap\0icon\x1ffolder\x1finfo\x1ftest\n"
```
## Executing external program
If you want to launch an external program from the script, you need to make sure it is launched in the background.
If not rofi will wait for its output (to display).
In bash the best way to do this is using `coproc`.
```bash
coproc ( myApp > /dev/null 2>&1 )
```
## DASH shell
If you use the `dash` shell for your script, take special care with how dash handles escaped values for the separators.