From d97c6fb7f5ace4eba25efbad332b0cd647899334 Mon Sep 17 00:00:00 2001
From: pancake <pancake@nopcode.org>
Date: Tue, 9 May 2017 02:58:39 +0200
Subject: [PATCH] Implement cfg.log and cmd.log

---
 libr/core/cconfig.c   | 13 ++++++++++++-
 libr/core/log.c       | 10 ++++++++++
 libr/include/r_core.h |  2 ++
 3 files changed, 24 insertions(+), 1 deletion(-)

diff --git a/libr/core/cconfig.c b/libr/core/cconfig.c
index 05f6e43010..296ee7862b 100644
--- a/libr/core/cconfig.c
+++ b/libr/core/cconfig.c
@@ -784,7 +784,9 @@ static int cb_timezone(void *user, void *data) {
 }
 
 static int cb_cfglog(void *user, void *data) {
-	// TODO do something here
+	RCore *core = (RCore *) user;
+	RConfigNode *node = (RConfigNode *) data;
+	core->cfglog = node->i_value;
 	return true;
 }
 
@@ -837,6 +839,14 @@ static int cb_cfgsanbox(void *user, void *data) {
 	return (!node->i_value && ret)? 0: 1;
 }
 
+static int cb_cmdlog(void *user, void *data) {
+	RCore *core = (RCore *) user;
+	RConfigNode *node = (RConfigNode *) data;
+	R_FREE (core->cmdlog);
+	core->cmdlog = strdup (node->value);
+	return true;
+}
+
 static int cb_cmdrepeat(void *user, void *data) {
 	RCore *core = (RCore *) user;
 	RConfigNode *node = (RConfigNode *) data;
@@ -2196,6 +2206,7 @@ R_API int r_core_config_init(RCore *core) {
 	SETPREF ("cmd.gprompt", "", "Graph visual prompt commands");
 	SETPREF ("cmd.hit", "", "Run when a search hit is found");
 	SETPREF ("cmd.open", "", "Run when file is opened");
+	SETCB ("cmd.log", "", &cb_cmdlog, "Every time a new T log is added run this command");
 	SETPREF ("cmd.prompt", "", "Prompt commands");
 	SETCB ("cmd.repeat", "false", &cb_cmdrepeat, "Empty command an alias for '..' (repeat last command)");
 	SETPREF ("cmd.fcn.new", "", "Run when new function is analyzed");
diff --git a/libr/core/log.c b/libr/core/log.c
index 32fe425b58..f6bd53caa4 100644
--- a/libr/core/log.c
+++ b/libr/core/log.c
@@ -59,8 +59,18 @@ R_API void r_core_log_free(RCoreLog *log) {
 }
 
 R_API void r_core_log_add(RCore *core, const char *msg) {
+	static bool inProcess = false;
 	r_strpool_append (core->log->sp, msg);
 	core->log->last++;
+	if (core->cmdlog && *core->cmdlog) {
+		if (inProcess) {
+			// avoid infinite recursive calls
+			return;
+		}
+		inProcess = true;
+		r_core_cmd0 (core, core->cmdlog);
+		inProcess = false;
+	}
 }
 
 R_API void r_core_log_del(RCore *core, int n) {
diff --git a/libr/include/r_core.h b/libr/include/r_core.h
index 73f8e0932e..396a9695f5 100644
--- a/libr/include/r_core.h
+++ b/libr/include/r_core.h
@@ -140,6 +140,8 @@ typedef struct r_core_t {
 	RAGraph *graph;
 	char *cmdqueue;
 	char *lastcmd;
+	char *cmdlog;
+	bool cfglog;
 	int cmdrepeat;
 	ut64 inc;
 	int rtr_n;