X-Git-Url: https://git.distorted.org.uk/~mdw/sgt/putty/blobdiff_plain/8dacc30e3a1bd57526c21b701383f69ef93a6703..4dee460f19582a5707e42eb1aa2025f29c7b9d8c:/unix/uxstore.c

diff --git a/unix/uxstore.c b/unix/uxstore.c
index b049c285..54d35fc9 100644
--- a/unix/uxstore.c
+++ b/unix/uxstore.c
@@ -5,7 +5,9 @@
 
 #include <stdio.h>
 #include <stdlib.h>
+#include <string.h>
 #include <assert.h>
+#include <errno.h>
 #include <ctype.h>
 #include <unistd.h>
 #include <fcntl.h>
@@ -27,7 +29,7 @@ static char *mungestr(const char *in)
 {
     char *out, *ret;
 
-    if (!in)
+    if (!in || !*in)
         in = "Default Settings";
 
     ret = out = snewn(3*strlen(in)+1, char);
@@ -125,31 +127,32 @@ static char *fgetline(FILE *fp)
     return ret;
 }
 
-/*
- * For the moment, the only existing Unix utility is pterm and that
- * has no GUI configuration at all, so our write routines need do
- * nothing. Eventually I suppose these will read and write an rc
- * file somewhere or other.
- */
-
-void *open_settings_w(const char *sessionname)
+void *open_settings_w(const char *sessionname, char **errmsg)
 {
     char filename[FILENAME_MAX];
     FILE *fp;
 
+    *errmsg = NULL;
+
     /*
-     * Start by making sure the sessions subdir exists. Ignore the
-     * error return from mkdir since it's perfectly likely to be
-     * `already exists', and any other error will trip us up later
-     * on so there's no real need to catch it now.
+     * Start by making sure the .putty directory and its sessions
+     * subdir actually exist. Ignore error returns from mkdir since
+     * they're perfectly likely to be `already exists', and any
+     * other error will trip us up later on so there's no real need
+     * to catch it now.
      */
+    make_filename(filename, INDEX_DIR, sessionname);
+    mkdir(filename, 0700);
     make_filename(filename, INDEX_SESSIONDIR, sessionname);
     mkdir(filename, 0700);
 
     make_filename(filename, INDEX_SESSION, sessionname);
     fp = fopen(filename, "w");
-    if (!fp)
-	return NULL;		       /* can't open */
+    if (!fp) {
+        *errmsg = dupprintf("Unable to create %s: %s",
+                            filename, strerror(errno));
+	return NULL;                   /* can't open */
+    }
     return fp;
 }
 
@@ -178,6 +181,7 @@ void close_settings_w(void *handle)
  * PuTTY's inbuilt defaults, but that the disk files will then
  * override those. This isn't optimal, but it's the best I can
  * immediately work out.
+ * FIXME: the above comment is a bit out of date. Did it happen?
  */
 
 struct keyval {
@@ -484,6 +488,7 @@ int verify_host_key(const char *hostname, int port,
 	    break;
     }
 
+    fclose(fp);
     return ret;
 }