File gummi-predictable-tmpfiles.patch of Package gummi

From 4ad6486dd282b32dfe06f30d9ee3cd2208a1386c Mon Sep 17 00:00:00 2001
From: Alexander van der Meij <alexandervdm@gliese.me>
Date: Wed, 27 Jan 2016 12:57:03 +0100
Subject: [PATCH] use XDG cache dir for tmp files rather than TMPDIR

---
 src/constants.h |  2 +-
 src/editor.c    | 16 +++++++++++-----
 2 files changed, 12 insertions(+), 6 deletions(-)

Index: gummi-gtk3-0.7.1/src/constants.h
===================================================================
--- gummi-gtk3-0.7.1.orig/src/constants.h
+++ gummi-gtk3-0.7.1/src/constants.h
@@ -54,7 +54,7 @@
 
 /* Platform dependant constants : */
 
-#define C_TMPDIR utils_get_tmp_tmp_dir()
+#define C_TMPDIR g_build_path(G_DIR_SEPARATOR_S, g_get_user_cache_dir(), "gummi", NULL)
 
 #ifdef WIN32
 #define C_CMDSEP "&&"
Index: gummi-gtk3-0.7.1/src/editor.c
===================================================================
--- gummi-gtk3-0.7.1.orig/src/editor.c
+++ gummi-gtk3-0.7.1/src/editor.c
@@ -173,21 +173,27 @@ static void on_delete_range(GtkTextBuffe
  * Since pdflatex refuses to compile TeX files with '.' prefixed, we have to
  * set the environment variable 'openout_any=a'.
  *
- * For a newly created document, all files including the TeX file is stored
- * under the temp directory. For files that are already saved, only the
- * workfile is saved under DIRNAME (FILENAME). Other compilation-related files
- * are located in the temp directory.
+ * For a newly created document, all files including the TeX file are stored
+ * under the ~/.cache folder (freedesktop XDG standard). For files that are 
+ * already saved, only the workfile is saved under DIRNAME (FILENAME). 
+ * Other compilation-related files are located in the temp directory.
  *
  * P.S. pdflatex will automatically strip the suffix, so for a file named
  * FILE.tex under /absolute/path/:
  *
  * filename = /absolute/path/FILE.tex
  * workfile = /absolute/path/.FILE.tex.swp
- * pdffile = /tmp/.FILE.tex.pdf
+ * pdffile = ~/cache/gummi/.FILE.tex.pdf
  */
 void editor_fileinfo_update(GuEditor* ec, const gchar* filename)
 {
 
+  // directory should exist, but if not create ~/.cache/gummi:
+  if (!g_file_test (C_TMPDIR, G_FILE_TEST_IS_DIR)) {
+    slog (L_WARNING, ".cache directory does not exist, creating..\n");
+    g_mkdir_with_parents (C_TMPDIR, DIR_PERMS);
+  }
+
   if (ec->workfd != -1)
     editor_fileinfo_cleanup(ec);