[PR PATCH] [RFC]: xbps-src: add vrm function

[paper42 <paper42@users.noreply.github.com>]

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There is a new pull request by paper42 against master on the void-packages repository

https://github.com/paper42/void-packages xbps-src-vrm
https://github.com/void-linux/void-packages/pull/36562

[RFC]: xbps-src: add vrm function
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A patch file from https://github.com/void-linux/void-packages/pull/36562.patch is attached

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From b7d184d8c08f51bdf046506fe8f95cecd295fe83 Mon Sep 17 00:00:00 2001
From: Michal Vasilek <michal@vasilek.cz>
Date: Thu, 7 Apr 2022 20:02:37 +0200
Subject: [PATCH] xbps-src: add vrm function

---
 Manual.md                       |  5 +++++
 common/environment/setup/vrm.sh | 34 +++++++++++++++++++++++++++++++++
 xbps-src                        |  2 +-
 3 files changed, 40 insertions(+), 1 deletion(-)
 create mode 100644 common/environment/setup/vrm.sh

diff --git a/Manual.md b/Manual.md
index 8ec755499bbe..ae3cb5a8c7ca 100644
--- a/Manual.md
+++ b/Manual.md
@@ -362,6 +362,11 @@ The following functions are defined by `xbps-src` and can be used on any templat
 	it will default to `pkgname`. The `shell` argument can be one of `bash`,
 	`fish` or `zsh`.
 
+- *vrm()* `vrm [-r] <file...>`
+
+	Wrapper around rm that checks if the file exists and prints a warning if it
+    doesn't.
+
 > Shell wildcards must be properly quoted, Example: `vmove "usr/lib/*.a"`.
 
 <a id="global_vars"></a>
diff --git a/common/environment/setup/vrm.sh b/common/environment/setup/vrm.sh
new file mode 100644
index 000000000000..4c5971b8645d
--- /dev/null
+++ b/common/environment/setup/vrm.sh
@@ -0,0 +1,34 @@
+# Helper function for calling rm on files and prints a warning if the
+# file doesn't exist.
+
+vrm() {
+	local ARGS recursive broken
+	if [ "$1" = "-r" ]; then
+		recursive=yes
+		ARGS+=" -r"
+		shift
+	fi
+
+	msgfunc=msg_warn
+	if [ -n "$XBPS_STRICT" ]; then
+		msgfunc=msg_red
+	fi
+	for file in "$@"; do
+		if [ "$recursive" ] && ! [ -d "$file" ]; then
+			if [ -n "$XBPS_STRICT" ]; then
+				broken=yes
+			fi
+			$msgfunc "$pkgver: vrm: $file is not a directory\n"
+		elif [ -e "$file" ]; then
+			rm $ARGS "$file"
+		else
+			if [ -n "$XBPS_STRICT" ]; then
+				broken=yes
+			fi
+			$msgfunc "$pkgver: vrm: $file doesn't exist\n"
+		fi
+	done
+	if [ "$broken" ]; then
+		return 1
+	fi
+}
diff --git a/xbps-src b/xbps-src
index 8488c5a3a49c..17842cb46cc1 100755
--- a/xbps-src
+++ b/xbps-src
@@ -217,7 +217,7 @@ $(print_cross_targets)
     with highest priority order than others.
 
 -s
-    Make vsed warnings errors.
+    Make some warnings errors.
 
 -t  Create a temporary masterdir to not pollute the current one. Note that
     the existing masterdir must be fully populated with binary-bootstrap first.