bliss

commit 3f694094191df0918ac1397a7263905a86c27910
parent 4d36b79d28f6d8f6c00c44e09e0aebbddf9f22ab
Author: phoebos <ben@bvnf.space>
Date:   Tue, 14 Jan 2025 15:32:33 +0000

add update

Diffstat:
M
README.md
 | 
2
+-
M
bliss/init.lua
 | 
2
+-
A
bliss/update.lua
 | 
32
++++++++++++++++++++++++++++++++

3 files changed, 34 insertions(+), 2 deletions(-)
diff --git a/README.md b/README.md
@@ -14,7 +14,7 @@ An implementation of the kiss package manager in Lua.
  * [x] list
  * [ ] remove
  * [x] search
- * [ ] update
+ * [x] update
  * [ ] upgrade
  * [x] version
  * [ ] ext
diff --git a/bliss/init.lua b/bliss/init.lua
@@ -7,7 +7,7 @@ local M = {}
 M.version = "0.0.0"
 
 -- merge these into the toplevel bliss module
-local names = {"utils", "search", "list", "pkg", "download", "checksum", "build", "install"}
+local names = {"utils", "search", "list", "pkg", "download", "checksum", "build", "install", "update"}
 for _, name in ipairs(names) do
     local t = require(cwd .. "." .. name)
     for k, v in pairs(t) do
diff --git a/bliss/update.lua b/bliss/update.lua
@@ -0,0 +1,32 @@
+local utils = require "bliss.utils"
+local unistd = require "posix.unistd"
+
+local function update(env, arg)
+	-- args are ignored.
+
+	utils.log("Updating repositories")
+	local repos = {}
+
+	for _,repo in ipairs(env.PATH) do
+		local subm = utils.capture("git -C '" .. repo .. "' rev-parse --show-superproject-working-tree 2>/dev/null")
+		if not subm then goto continue end -- not a git repo
+		local repo = utils.capture("git -C '" .. (subm[1] or repo) .. "' rev-parse --show-toplevel")
+		if not repo then goto continue end
+		local repo = repo[1]
+		if not repos[repo] then
+			utils.log(repo)
+			unistd.chdir(repo)
+			-- as_user?
+			utils.run_quiet("git", {"pull"})
+			repos[repo] = true
+		end
+
+		::continue::
+	end
+
+end
+
+local M = {
+	update = update,
+}
+return M