From 132ecc0f9f0a2243c4f6745d0af36be810bf9eba Mon Sep 17 00:00:00 2001
From: Dennis Real <github@tildepipe.org>
Date: Sun, 5 Feb 2012 16:56:29 +0100
Subject: - improved handling of images which have exif tags but not ours -
 fixed uninitialzed pointer in thumbnail mode - added nikon lens info if
 available

---
 .gitignore     | 1 +
 config.mk      | 2 +-
 src/exif.c     | 8 +++++---
 src/filelist.c | 5 ++++-
 src/imlib.c    | 2 ++
 5 files changed, 13 insertions(+), 5 deletions(-)

diff --git a/.gitignore b/.gitignore
index dd0b562..559c5ab 100644
--- a/.gitignore
+++ b/.gitignore
@@ -3,3 +3,4 @@
 /src/*.inc
 /src/feh
 /man/*.1
+*~
\ No newline at end of file
diff --git a/config.mk b/config.mk
index 501ec89..d6a5a4f 100644
--- a/config.mk
+++ b/config.mk
@@ -21,7 +21,7 @@ curl ?= 1
 debug ?= 0
 help ?= 0
 xinerama ?= 1
-exif ?= 0
+exif ?= 1
 
 ifeq (${curl},1)
 	CFLAGS += -DHAVE_LIBCURL
diff --git a/src/exif.c b/src/exif.c
index 02154e4..9d26072 100644
--- a/src/exif.c
+++ b/src/exif.c
@@ -45,10 +45,10 @@ static void exif_trim_spaces(char *str)
   {
     if (*str != ' ')
     {
-      end = str;
+      end = str+1;
     }
   }
-  *++end = '\0';
+  *end = '\0';
 }
 
 
@@ -146,7 +146,7 @@ void exif_get_info(ExifData * ed, char *buffer, unsigned int maxsize)
   {
     return;
   }
-  else if (ed == NULL )
+  else if (ed == NULL)
   {
     snprintf(buffer, (size_t)maxsize, "%s\n", "No Exif data in file.");
     return;
@@ -187,6 +187,8 @@ void exif_get_info(ExifData * ed, char *buffer, unsigned int maxsize)
         {
           /* Digital Vari-Program */
           exif_get_mnote_tag(ed, 171, buffer + strlen(buffer), maxsize - strlen(buffer));
+          /* Lens */
+          exif_get_mnote_tag(ed, 132, buffer + strlen(buffer), maxsize - strlen(buffer));
         }
 
       }
diff --git a/src/filelist.c b/src/filelist.c
index 32bc2a5..9756c27 100644
--- a/src/filelist.c
+++ b/src/filelist.c
@@ -54,6 +54,9 @@ feh_file *feh_file_new(char *filename)
 	else
 		newfile->name = estrdup(filename);
 	newfile->info = NULL;
+#ifdef HAVE_LIBEXIF
+	newfile->ed = NULL;
+#endif
 	return(newfile);
 }
 
@@ -70,7 +73,7 @@ void feh_file_free(feh_file * file)
 	if (file->info)
 		feh_file_info_free(file->info);
 #ifdef HAVE_LIBEXIF
-	if (file->info)
+	if (file->ed)
 		exif_data_unref(file->ed);
 #endif		
 	free(file);
diff --git a/src/imlib.c b/src/imlib.c
index 0b60180..197b8f5 100644
--- a/src/imlib.c
+++ b/src/imlib.c
@@ -522,6 +522,8 @@ void feh_draw_exif(winwidget w)
 		return;
 	}
 
+
+	buffer[0] = '\0';
 	exif_get_info(FEH_FILE(w->file->data)->ed, buffer, MAX_EXIF_DATA);
 
 	fn = feh_load_font(w);
-- 
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