Use ast_strlen_zero where possible. (issue #9774 reported by eliel)

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@65454 65c4cc65-6c06-0410-ace0-fbb531ad65f3

diff --git a/channels/chan_agent.c b/channels/chan_agent.c
index 928559b..603b454 100644 (file)
--- a/channels/chan_agent.c
+++ b/channels/chan_agent.c
@@ -1796,7 +1796,7 @@ static int __login_exec(struct ast_channel *chan, void *data, int callbackmode)
        ast_copy_string(agent_goodbye, agentgoodbye, sizeof(agent_goodbye));
 
        /* Set Channel Specific Login Overrides */
-       if (pbx_builtin_getvar_helper(chan, "AGENTLMAXLOGINTRIES") && strlen(pbx_builtin_getvar_helper(chan, "AGENTLMAXLOGINTRIES"))) {
+       if (!ast_strlen_zero(pbx_builtin_getvar_helper(chan, "AGENTLMAXLOGINTRIES"))) {
                max_login_tries = atoi(pbx_builtin_getvar_helper(chan, "AGENTMAXLOGINTRIES"));
                if (max_login_tries < 0)
                        max_login_tries = 0;
@@ -1804,7 +1804,7 @@ static int __login_exec(struct ast_channel *chan, void *data, int callbackmode)
                if (option_verbose > 2)
                        ast_verbose(VERBOSE_PREFIX_3 "Saw variable AGENTMAXLOGINTRIES=%s, setting max_login_tries to: %d on Channel '%s'.\n",tmpoptions,max_login_tries,chan->name);
        }
-       if (pbx_builtin_getvar_helper(chan, "AGENTUPDATECDR") && !ast_strlen_zero(pbx_builtin_getvar_helper(chan, "AGENTUPDATECDR"))) {
+       if (!ast_strlen_zero(pbx_builtin_getvar_helper(chan, "AGENTUPDATECDR"))) {
                if (ast_true(pbx_builtin_getvar_helper(chan, "AGENTUPDATECDR")))
                        update_cdr = 1;
                else
@@ -1813,7 +1813,7 @@ static int __login_exec(struct ast_channel *chan, void *data, int callbackmode)
                if (option_verbose > 2)
                        ast_verbose(VERBOSE_PREFIX_3 "Saw variable AGENTUPDATECDR=%s, setting update_cdr to: %d on Channel '%s'.\n",tmpoptions,update_cdr,chan->name);
        }
-       if (pbx_builtin_getvar_helper(chan, "AGENTGOODBYE") && !ast_strlen_zero(pbx_builtin_getvar_helper(chan, "AGENTGOODBYE"))) {
+       if (!ast_strlen_zero(pbx_builtin_getvar_helper(chan, "AGENTGOODBYE"))) {
                strcpy(agent_goodbye, pbx_builtin_getvar_helper(chan, "AGENTGOODBYE"));
                tmpoptions=pbx_builtin_getvar_helper(chan, "AGENTGOODBYE");
                if (option_verbose > 2)
@@ -1875,7 +1875,7 @@ static int __login_exec(struct ast_channel *chan, void *data, int callbackmode)
                                p->lastdisc.tv_sec++;
 
                                /* Set Channel Specific Agent Overrides */
-                               if (pbx_builtin_getvar_helper(chan, "AGENTACKCALL") && strlen(pbx_builtin_getvar_helper(chan, "AGENTACKCALL"))) {
+                               if (!ast_strlen_zero(pbx_builtin_getvar_helper(chan, "AGENTACKCALL"))) {
                                        if (!strcasecmp(pbx_builtin_getvar_helper(chan, "AGENTACKCALL"), "always"))
                                                p->ackcall = 2;
                                        else if (ast_true(pbx_builtin_getvar_helper(chan, "AGENTACKCALL")))
@@ -1886,7 +1886,7 @@ static int __login_exec(struct ast_channel *chan, void *data, int callbackmode)
                                        if (option_verbose > 2)
                                                ast_verbose(VERBOSE_PREFIX_3 "Saw variable AGENTACKCALL=%s, setting ackcall to: %d for Agent '%s'.\n",tmpoptions,p->ackcall,p->agent);
                                }
-                               if (pbx_builtin_getvar_helper(chan, "AGENTAUTOLOGOFF") && strlen(pbx_builtin_getvar_helper(chan, "AGENTAUTOLOGOFF"))) {
+                               if (!ast_strlen_zero(pbx_builtin_getvar_helper(chan, "AGENTAUTOLOGOFF"))) {
                                        p->autologoff = atoi(pbx_builtin_getvar_helper(chan, "AGENTAUTOLOGOFF"));
                                        if (p->autologoff < 0)
                                                p->autologoff = 0;
@@ -1894,7 +1894,7 @@ static int __login_exec(struct ast_channel *chan, void *data, int callbackmode)
                                        if (option_verbose > 2)
                                                ast_verbose(VERBOSE_PREFIX_3 "Saw variable AGENTAUTOLOGOFF=%s, setting autologff to: %d for Agent '%s'.\n",tmpoptions,p->autologoff,p->agent);
                                }
-                               if (pbx_builtin_getvar_helper(chan, "AGENTWRAPUPTIME") && strlen(pbx_builtin_getvar_helper(chan, "AGENTWRAPUPTIME"))) {
+                               if (!ast_strlen_zero(pbx_builtin_getvar_helper(chan, "AGENTWRAPUPTIME"))) {
                                        p->wrapuptime = atoi(pbx_builtin_getvar_helper(chan, "AGENTWRAPUPTIME"));
                                        if (p->wrapuptime < 0)
                                                p->wrapuptime = 0;