Added in "post" key.

4 files changed, 36 insertions, 4 deletions

diff --git a/SPEC.md b/SPEC.md
index 70f7531..6795078 100644
--- a/SPEC.md
+++ b/SPEC.md
@@ -149,7 +149,8 @@ that any version greater than `0.1` can be used.
       "version": "1.0",
       "mod_version": 3,
       "remote": "https://github.com/anthonyaxenov/lite-xl-ignore-syntax:2ed993ed4376e1840b0824d7619f2d3447891d3aa234459378fcf9387c4e4680", # The remote to be used for this plugin.
-      "name": "language_ignore"
+      "name": "language_ignore",
+      "post": {"x86-linux":"cp language_ignore.lua /tmp/somewhere-else", "x86-windows":"COPY language_ignore.lua C:\\Users\\Someone\\ignore.lua"} # Post download steps to run to fully set up the plugin. Does not run by default, requires --post.
     },
     {
       "description": "Provides a GUI to manage core and plugin settings, bindings and select color theme. Depends on widget.",
diff --git a/build.sh b/build.sh
index 2c7b497..64eca82 100755
--- a/build.sh
+++ b/build.sh
@@ -17,7 +17,7 @@ CMAKE_DEFAULT_FLAGS=" $CMAKE_DEFAULT_FLAGS -DCMAKE_BUILD_TYPE=Release -DCMAKE_PR
 mkdir -p lib/prefix/include lib/prefix/lib
 if [[ "$@" != *"-lz"* ]]; then
   [ ! -e "lib/zlib" ] && echo "Make sure you've cloned submodules. (git submodule update --init --depth=1)" && exit -1
-  [[ ! -e "lib/zlib/build" && $OSTYPE != 'msys'* ]] && cd lib/zlib && mkdir build && cd build && $CC -I.. ../*.c -c && ar rc libz.a *.o && cp libz.a ../../prefix/lib && cp ../*.h ../../prefix/include && cd ../../../
+  [[ ! -e "lib/zlib/build" && $OSTYPE != 'msys'* ]] && cd lib/zlib && mkdir build && cd build && $CC -D_LARGEFILE64_SOURCE -I.. ../*.c -c && ar rc libz.a *.o && cp libz.a ../../prefix/lib && cp ../*.h ../../prefix/include && cd ../../../
   LDFLAGS="$LDFLAGS -l:libz.a"
 fi
 if [[ "$@" != *"-lmbedtls"* && "$@" != *"-lmbedcrypto"* ]]; then
diff --git a/src/lpm.c b/src/lpm.c
index 076f5ef..79549bf 100644
--- a/src/lpm.c
+++ b/src/lpm.c
@@ -788,6 +788,19 @@ static int lpm_get(lua_State* L) {
   return 2;
 }
 
+static int lpm_chdir(lua_State* L) {
+  if (chdir(luaL_checkstring(L, 1)))
+    return luaL_error(L, "error chdiring: %s", strerror(errno));
+  return 0;
+}
+
+static int lpm_pwd(lua_State* L) {
+  char buffer[MAX_PATH];
+  if (!getcwd(buffer, sizeof(buffer)))
+    return luaL_error(L, "error getcwd: %s", strerror(errno));
+  lua_pushstring(L, buffer);
+  return 1;
+}
 
 static const luaL_Reg system_lib[] = {
   { "ls",        lpm_ls    },   // Returns an array of files.
@@ -803,6 +816,8 @@ static const luaL_Reg system_lib[] = {
   { "get",       lpm_get },     // HTTP(s) GET request.
   { "extract",   lpm_extract }, // Extracts .tar.gz, and .zip files.
   { "certs",     lpm_certs },   // Sets the SSL certificate chain folder/file.
+  { "chdir",     lpm_chdir },   // Changes directory. Only use for --post actions.
+  { "pwd",       lpm_pwd },     // Gets existing directory. Only use for --post actions.
   { NULL,        NULL }
 };
 
diff --git a/src/lpm.lua b/src/lpm.lua
index a9db970..3d4e849 100644
--- a/src/lpm.lua
+++ b/src/lpm.lua
@@ -443,8 +443,15 @@ function common.reset(path, ref, type)
     if not pcall(system.reset, path, "refs/tags/" .. ref, type) then system.reset(path, "refs/remotes/origin/" .. ref, type) end
   end
 end
+function common.chdir(dir, callback)
+  local wd = system.pwd()
+  system.chdir(dir)
+  local status, err = pcall(callback)
+  system.chdir(wd)
+  if not status then error(err)
+end
 
-local HOME, USERDIR, CACHEDIR, JSON, VERBOSE, MOD_VERSION, QUIET, FORCE, AUTO_PULL_REMOTES, ARCH, ASSUME_YES, NO_INSTALL_OPTIONAL, TMPDIR, DATADIR, BINARY, repositories, lite_xls, system_bottle
+local HOME, USERDIR, CACHEDIR, JSON, VERBOSE, MOD_VERSION, QUIET, FORCE, AUTO_PULL_REMOTES, ARCH, ASSUME_YES, NO_INSTALL_OPTIONAL, TMPDIR, DATADIR, BINARY, POST, repositories, lite_xls, system_bottle
 
 local Plugin, Repository, LiteXL, Bottle = {}, {}, {}, {}
 
@@ -691,6 +698,13 @@ function Plugin:install(bottle, installing)
     common.rmrf(temporary_install_path)
     error(err)
   else
+    if POST and self.post then
+      common.chdir(temporary_install_path, function() 
+        if type(self.post) == "table" and not self.post[ARCH] then error("can't find post command for arch " .. ARCH) end
+        local code = os.system(type(self.post) == "table" and self.post[ARCH] or self.post) ~= 0 
+        if code ~= 0 then error("post step failed with error code " .. code) end
+      end)
+    end
     common.rmrf(install_path)
     common.mkdirp(common.dirname(install_path))
     common.rename(temporary_install_path, install_path)
@@ -1514,7 +1528,7 @@ Usage: lpm COMMAND [...ARGUMENTS] [--json] [--userdir=directory]
   [--cachedir=directory] [--quiet] [--version] [--help] [--remotes]
   [--ssl_certs=directory/file] [--force] [--arch=]] .. _G.ARCH .. [[]
   [--assume-yes] [--no-install-optional] [--verbose] [--mod-version=3]
-  [--datadir=directory] [--binary=path]
+  [--datadir=directory] [--binary=path] [--post]
 
 LPM is a package manager for `lite-xl`, written in C (and packed-in lua).
 
@@ -1604,6 +1618,7 @@ Flags have the following effects:
                            to all.
   --no-install-optional    On install, anything marked as optional
                            won't prompt.
+  --post                   Run post-install build steps. Must be explicitly enabled.
 ]]
     )
     return 0
@@ -1613,6 +1628,7 @@ Flags have the following effects:
   JSON = ARGS["json"] or os.getenv("LPM_JSON")
   QUIET = ARGS["quiet"] or os.getenv("LPM_QUIET")
   FORCE = ARGS["force"]
+  POST = ARGS["post"]
   DATADIR = common.normalize_path(ARGS["datadir"])
   BINARY = common.normalize_path(ARGS["binary"])
   NO_INSTALL_OPTIONAL = ARGS["no-install-optional"]