From 37a1bc43fe7980acd6e3b9b38eb8f8d1ff7ca350 Mon Sep 17 00:00:00 2001
From: ods15 <ods15@b3059339-0415-0410-9bf9-f77b7e298cf2>
Date: Fri, 10 Mar 2006 21:34:54 +0000
Subject: remove edl.c pre-alloc, more readble and safe code

git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@17803 b3059339-0415-0410-9bf9-f77b7e298cf2
---
 edl.c | 23 ++++++++++-------------
 1 file changed, 10 insertions(+), 13 deletions(-)

(limited to 'edl.c')

diff --git a/edl.c b/edl.c
index de9c01d179..26826c82ca 100644
--- a/edl.c
+++ b/edl.c
@@ -28,6 +28,7 @@ static edl_record_ptr edl_alloc_new(edl_record_ptr next_edl_record)
     if (next_edl_record) // if this isn't the first record, tell the previous one what the new one is.
         next_edl_record->next = new_record;
     new_record->prev = next_edl_record;
+    new_record->next = NULL;
     
     return new_record;
 }
@@ -62,8 +63,8 @@ edl_record_ptr edl_parse_file(void)
     int action;
     int record_count = 0;
     int lineCount = 0;
-    edl_record_ptr edl_records = edl_alloc_new(NULL);
-    edl_record_ptr next_edl_record = edl_records;
+    edl_record_ptr edl_records = NULL;
+    edl_record_ptr next_edl_record = NULL;
 
     if (edl_filename)
     {
@@ -83,7 +84,7 @@ edl_record_ptr edl_parse_file(void)
                     continue;
                 } else
                 {
-                    if (next_edl_record->prev && start <= next_edl_record->prev->stop_sec)
+                    if (next_edl_record && start <= next_edl_record->stop_sec)
                     {
                         mp_msg(MSGT_CPLAYER, MSGL_WARN, MSGTR_EdlNOValidLine, line);
                         mp_msg(MSGT_CPLAYER, MSGL_WARN, MSGTR_EdlBadLineOverlap,
@@ -97,6 +98,9 @@ edl_record_ptr edl_parse_file(void)
                         mp_msg(MSGT_CPLAYER, MSGL_WARN, MSGTR_EdlBadLineBadStop);
                         continue;
                     }
+                    next_edl_record = edl_alloc_new(next_edl_record);
+                    if (!edl_records) edl_records = next_edl_record;
+
                     next_edl_record->action = action;
                     if (action == EDL_MUTE)
                     {
@@ -116,22 +120,15 @@ edl_record_ptr edl_parse_file(void)
                         next_edl_record->start_sec = start;
                         next_edl_record->stop_sec = stop;
                     }
-                    next_edl_record = edl_alloc_new(next_edl_record);
                     record_count++;
                 }
             }
         }
         fclose(fd);
     }        
-    if (next_edl_record->prev) {
-        next_edl_record->prev->next = NULL; // a record was before me, i don't want them thinking i'm a real record.
-        mp_msg(MSGT_CPLAYER, MSGL_INFO, MSGTR_EdlRecordsNo, record_count);
-    }
-    else {
-        mp_msg(MSGT_CPLAYER, MSGL_INFO, MSGTR_EdlQueueEmpty);
-        edl_records = NULL; // there was no previous record, we only had one record, the empty one.
-    }
-    free(next_edl_record);
+    if (edl_records) mp_msg(MSGT_CPLAYER, MSGL_INFO, MSGTR_EdlRecordsNo, record_count);
+    else mp_msg(MSGT_CPLAYER, MSGL_INFO, MSGTR_EdlQueueEmpty);
+
     return edl_records;
 }
 
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