From: Mikko Rasa <tdb@tdb.fi>
Date: Mon, 3 Jun 2019 08:20:23 +0000 (+0300)
Subject: Respect the TMPDIR environment variable when creating data packs
X-Git-Url: http://git.tdb.fi/?p=libs%2Fdatafile.git;a=commitdiff_plain;h=ffbc4b86547b788225895a868b48d602cb1bc139

Respect the TMPDIR environment variable when creating data packs
---

diff --git a/tool/packer.cpp b/tool/packer.cpp
index 3576472..46dd5d2 100644
--- a/tool/packer.cpp
+++ b/tool/packer.cpp
@@ -19,17 +19,20 @@ Packer::Packer(DataTool &t):
 
 IO::File *Packer::tempfile()
 {
+	FS::Path tmpdir;
+	const char *tmp_env = getenv("TMPDIR");
+	if(tmp_env)
+		tmpdir = tmp_env;
+	else
+		tmpdir = "/tmp";
+
 	for(unsigned i=0;; ++i)
 	{
 		try
 		{
-			std::string filename = format("/tmp/mspdatatool.%d", i);
-			/*filename.reserve(25);
-			filename.append("/tmp/mspdatatool.");
-			for(unsigned i=0; i<8; ++i)
-				filename.append(rand());*/
-			IO::File *file = new IO::File(filename, IO::M_RDWR, IO::File::C_NEW);
-			FS::unlink(filename);
+			FS::Path filename = tmpdir/format("mspdatatool.%d", i);
+			IO::File *file = new IO::File(filename.str(), IO::M_RDWR, IO::File::C_NEW);
+			FS::unlink(filename.str());
 			return file;
 		}
 		catch(const IO::file_already_exists &)