[Asterisk-code-review] channel_internal_api: Add LASTCONTEXT and LASTEXTEN (asterisk[master])

[N A]

N A has uploaded this change for review. ( https://gerrit.asterisk.org/c/asterisk/+/17784 )


Change subject: channel_internal_api: Add LASTCONTEXT and LASTEXTEN
......................................................................

channel_internal_api: Add LASTCONTEXT and LASTEXTEN

Adds the LASTCONTEXT and LASTEXTEN channel variables
to allow users to access previous dialplan execution
locations.

ASTERISK-29840 #close

Change-Id: Ib455fe300cc8e9a127686896ee2d0bd11e900307
---
A doc/CHANGES-staging/channel_internal_api.txt
M main/channel_internal_api.c
2 files changed, 11 insertions(+), 0 deletions(-)



  git pull ssh://gerrit.asterisk.org:29418/asterisk refs/changes/84/17784/1

diff --git a/doc/CHANGES-staging/channel_internal_api.txt b/doc/CHANGES-staging/channel_internal_api.txt
new file mode 100644
index 0000000..1f9e23b
--- /dev/null
+++ b/doc/CHANGES-staging/channel_internal_api.txt
@@ -0,0 +1,4 @@
+Subject: channel_internal_api
+
+LASTCONTEXT and LASTEXTEN variables are
+now available for use in the dialplan.
diff --git a/main/channel_internal_api.c b/main/channel_internal_api.c
index 9dd72ae..e27548e 100644
--- a/main/channel_internal_api.c
+++ b/main/channel_internal_api.c
@@ -48,6 +48,7 @@
 #include "asterisk/stream.h"
 #include "asterisk/test.h"
 #include "asterisk/vector.h"
+#include "asterisk/pbx.h"
 
 /*!
  * \brief Channel UniqueId structure
@@ -347,6 +348,9 @@
 }
 void ast_channel_context_set(struct ast_channel *chan, const char *value)
 {
+	if (strcmp(value, chan->context)) {
+		pbx_builtin_setvar_helper(chan, "LASTCONTEXT", chan->context);
+	}
 	ast_copy_string(chan->context, value, sizeof(chan->context));
 	ast_channel_snapshot_invalidate_segment(chan, AST_CHANNEL_SNAPSHOT_INVALIDATE_DIALPLAN);
 }
@@ -356,6 +360,9 @@
 }
 void ast_channel_exten_set(struct ast_channel *chan, const char *value)
 {
+	if (strcmp(value, chan->exten)) {
+		pbx_builtin_setvar_helper(chan, "LASTEXTEN", chan->exten);
+	}
 	ast_copy_string(chan->exten, value, sizeof(chan->exten));
 	ast_channel_snapshot_invalidate_segment(chan, AST_CHANNEL_SNAPSHOT_INVALIDATE_DIALPLAN);
 }

-- 
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Gerrit-Project: asterisk
Gerrit-Branch: master
Gerrit-Change-Id: Ib455fe300cc8e9a127686896ee2d0bd11e900307
Gerrit-Change-Number: 17784
Gerrit-PatchSet: 1
Gerrit-Owner: N A <mail at interlinked.x10host.com>
Gerrit-MessageType: newchange
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