From cc8b63051acce13bdf4e2107a2215411132addc0 Mon Sep 17 00:00:00 2001
From: markster <markster@f38db490-d61c-443f-a65b-d21fe96a405b>
Date: Sat, 16 Oct 2004 21:14:05 +0000
Subject: Provide module command completion (make twisted happy)

git-svn-id: http://svn.digium.com/svn/asterisk/trunk@4022 f38db490-d61c-443f-a65b-d21fe96a405b
---
 cli.c                     | 27 +++++++++++++++++---
 include/asterisk/module.h |  4 ++-
 loader.c                  | 63 ++++++++++++++++++++++++++++++++++++++++++-----
 3 files changed, 84 insertions(+), 10 deletions(-)

diff --git a/cli.c b/cli.c
index 983c25dea..c6be4fefe 100755
--- a/cli.c
+++ b/cli.c
@@ -117,11 +117,21 @@ static int handle_load(int fd, int argc, char *argv[])
 static int handle_reload(int fd, int argc, char *argv[])
 {
 	int x;
+	int res;
 	if (argc < 1)
 		return RESULT_SHOWUSAGE;
 	if (argc > 1) { 
-		for (x=1;x<argc;x++) 
-			ast_module_reload(argv[x]);
+		for (x=1;x<argc;x++) {
+			res = ast_module_reload(argv[x]);
+			switch(res) {
+			case 0:
+				ast_cli(fd, "No such module '%s'\n", argv[x]);
+				break;
+			case 1:
+				ast_cli(fd, "Module '%s' does not support reload\n", argv[x]);
+				break;
+			}
+		}
 	} else
 		ast_module_reload(NULL);
 	return RESULT_SUCCESS;
@@ -684,6 +694,16 @@ static char *complete_ch_4(char *line, char *word, int pos, int state)
 	return complete_ch_helper(line, word, pos, state, 3);
 }
 
+static char *complete_mod_2(char *line, char *word, int pos, int state)
+{
+	return ast_module_helper(line, word, pos, state, 1, 1);
+}
+
+static char *complete_mod_4(char *line, char *word, int pos, int state)
+{
+	return ast_module_helper(line, word, pos, state, 3, 0);
+}
+
 static char *complete_fn(char *line, char *word, int pos, int state)
 {
 	char *c;
@@ -711,12 +731,13 @@ static struct ast_cli_entry builtins[] = {
 	{ { "help", NULL }, handle_help, "Display help list, or specific help on a command", help_help },
 	{ { "load", NULL }, handle_load, "Load a dynamic module by name", load_help, complete_fn },
 	{ { "no", "debug", "channel", NULL }, handle_nodebugchan, "Disable debugging on a channel", nodebugchan_help, complete_ch_4 },
-	{ { "reload", NULL }, handle_reload, "Reload configuration", reload_help },
+	{ { "reload", NULL }, handle_reload, "Reload configuration", reload_help, complete_mod_2 },
 	{ { "set", "debug", NULL }, handle_set_debug, "Set level of debug chattiness", set_debug_help },
 	{ { "set", "verbose", NULL }, handle_set_verbose, "Set level of verboseness", set_verbose_help },
 	{ { "show", "channels", NULL }, handle_chanlist, "Display information on channels", chanlist_help },
 	{ { "show", "channel", NULL }, handle_showchan, "Display information on a specific channel", showchan_help, complete_ch_3 },
 	{ { "show", "modules", NULL }, handle_modlist, "List modules and info", modlist_help },
+	{ { "show", "modules", "like", NULL }, handle_modlist, "List modules and info", modlist_help, complete_mod_4 },
 	{ { "show", "uptime", NULL }, handle_showuptime, "Show uptime information", modlist_help },
 	{ { "show", "version", NULL }, handle_version, "Display version info", version_help },
 	{ { "soft", "hangup", NULL }, handle_softhangup, "Request a hangup on a given channel", softhangup_help, complete_ch_3 },
diff --git a/include/asterisk/module.h b/include/asterisk/module.h
index d8e5e1285..683cd970e 100755
--- a/include/asterisk/module.h
+++ b/include/asterisk/module.h
@@ -138,7 +138,9 @@ int ast_loader_unregister(int (*updater)(void));
  * This reloads all modules set to load in asterisk.  It does NOT run the unload
  * routine and then loads them again, it runs the given reload routine.
  */
-void ast_module_reload(const char *name);
+int ast_module_reload(const char *name);
+
+char *ast_module_helper(char *line, char *word, int pos, int state, int rpos, int needsreload);
 
 int ast_register_atexit(void (*func)(void));
 void ast_unregister_atexit(void (*func)(void));
diff --git a/loader.c b/loader.c
index b042301bf..0f3876a2e 100755
--- a/loader.c
+++ b/loader.c
@@ -147,31 +147,81 @@ int ast_unload_resource(char *resource_name, int force)
 	return res;
 }
 
-void ast_module_reload(const char *name)
+char *ast_module_helper(char *line, char *word, int pos, int state, int rpos, int needsreload)
 {
 	struct module *m;
+	int which=0;
+	char *ret;
+	if (pos != rpos)
+		return NULL;
+	ast_mutex_lock(&modlock);
+	m = module_list;
+	while(m) {
+		if (!strncasecmp(word, m->resource, strlen(word)) && (m->reload || !needsreload)) {
+			if (++which > state)
+				break;
+		}
+		m = m->next;
+	}
+	if (m) {
+		ret = strdup(m->resource);
+	} else {
+		ret = NULL;
+		if (!strncasecmp(word, "astconfig", strlen(word))) {
+			if (++which > state)
+				ret = strdup("astconfig");
+		} else if (!strncasecmp(word, "manager", strlen(word))) {
+			if (++which > state)
+				ret = strdup("manager");
+		} else if (!strncasecmp(word, "enum", strlen(word))) {
+			if (++which > state)
+				ret = strdup("enum");
+		} else if (!strncasecmp(word, "rtp", strlen(word))) {
+			if (++which > state)
+				ret = strdup("rtp");
+		}
+			
+	}
+	ast_mutex_unlock(&modlock);
+	return ret;
+}
 
+int ast_module_reload(const char *name)
+{
+	struct module *m;
+	int reloaded = 0;
 	/* We'll do the logger and manager the favor of calling its reload here first */
 
 	if (ast_mutex_trylock(&reloadlock)) {
 		ast_verbose("The previous reload command didn't finish yet\n");
-		return;
+		return -1;
 	}
-	if (!name || !strcasecmp(name, "astconfig"))
+	if (!name || !strcasecmp(name, "astconfig")) {
 		read_ast_cust_config();
-	if (!name || !strcasecmp(name, "manager"))
+		reloaded = 2;
+	}
+	if (!name || !strcasecmp(name, "manager")) {
 		reload_manager();
-	if (!name || !strcasecmp(name, "enum"))
+		reloaded = 2;
+	}
+	if (!name || !strcasecmp(name, "enum")) {
 		ast_enum_reload();
-	if (!name || !strcasecmp(name, "rtp"))
+		reloaded = 2;
+	}
+	if (!name || !strcasecmp(name, "rtp")) {
 		ast_rtp_reload();
+		reloaded = 2;
+	}
 	time(&ast_lastreloadtime);
 
 	ast_mutex_lock(&modlock);
 	m = module_list;
 	while(m) {
 		if (!name || !strcasecmp(name, m->resource)) {
+			if (reloaded < 1)
+				reloaded = 1;
 			if (m->reload) {
+				reloaded = 2;
 				if (option_verbose > 2) 
 					ast_verbose(VERBOSE_PREFIX_3 "Reloading module '%s' (%s)\n", m->resource, m->description());
 				m->reload();
@@ -181,6 +231,7 @@ void ast_module_reload(const char *name)
 	}
 	ast_mutex_unlock(&modlock);
 	ast_mutex_unlock(&reloadlock);
+	return reloaded;
 }
 
 int ast_load_resource(char *resource_name)
-- 
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