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From 5f4dad1b12e224f06576e5ed9e71b3f9f16a13f1 Mon Sep 17 00:00:00 2001
From: Kazuo Teramoto <kaz.rag@gmail.com>
Date: Sat, 31 Dec 2011 02:37:41 -0200
Subject: [PATCH 3/3] lib: call g_mime_init() from notmuch_database_open()

As reported in
id:"CAEbOPGyuHnz4BPtDutnTPUHcP3eYcRCRkXhYoJR43RUMw671+g@mail.gmail.com"
sometimes gmime tries to access a NULL pointer, e.g. g_mime_iconv_open()
tries to access iconv_cache that is NULL if g_mime_init() is not called.
This causes notmuch to segfault when calling gmime functions.

Calling g_mime_init() initializes iconv_cache and others variables needed
by gmime, making sure they are initialized when notmuch calls gmime
functions.
---
 lib/database.cc |    9 +++++++++
 1 files changed, 9 insertions(+), 0 deletions(-)

diff --git a/lib/database.cc b/lib/database.cc
index 98f101e..df6c8d0 100644
--- a/lib/database.cc
+++ b/lib/database.cc
@@ -28,6 +28,8 @@
 #include <glib.h> /* g_free, GPtrArray, GHashTable */
 #include <glib-object.h> /* g_type_init */
 
+#include <gmime/gmime.h> /* g_mime_init */
+
 using namespace std;
 
 #define ARRAY_SIZE(arr) (sizeof (arr) / sizeof (arr[0]))
@@ -581,6 +583,7 @@ notmuch_database_open (const char *path,
     struct stat st;
     int err;
     unsigned int i, version;
+    static int initialized = 0;
 
     if (asprintf (&notmuch_path, "%s/%s", path, ".notmuch") == -1) {
 	notmuch_path = NULL;
@@ -604,6 +607,12 @@ notmuch_database_open (const char *path,
     /* Initialize the GLib type system and threads */
     g_type_init ();
 
+    /* Initialize gmime */
+    if (! initialized) {
+	g_mime_init (0);
+	initialized = 1;
+    }
+
     notmuch = talloc (NULL, notmuch_database_t);
     notmuch->exception_reported = FALSE;
     notmuch->path = talloc_strdup (notmuch, path);
-- 
1.7.8.4