From 7753d104577dfec6a2b253365f539fbfda314e0f Mon Sep 17 00:00:00 2001
From: Joe Watkins <krakjoe@php.net>
Date: Sun, 20 Nov 2016 05:24:14 +0000
Subject: [PATCH] make it possible to show specific help pages without
 interactive session

---
 sapi/phpdbg/phpdbg.c      |  2 +-
 sapi/phpdbg/phpdbg_help.c | 20 ++++++++++++++++++++
 sapi/phpdbg/phpdbg_help.h |  2 ++
 3 files changed, 23 insertions(+), 1 deletion(-)

diff --git a/sapi/phpdbg/phpdbg.c b/sapi/phpdbg/phpdbg.c
index d2de0c2e30..2c43a9c853 100644
--- a/sapi/phpdbg/phpdbg.c
+++ b/sapi/phpdbg/phpdbg.c
@@ -1658,7 +1658,7 @@ phpdbg_main:
 			PHPDBG_G(io)[PHPDBG_STDOUT].ptr = stdout;
 			PHPDBG_G(io)[PHPDBG_STDOUT].fd = fileno(stdout);
 			if (show_help) {
-				phpdbg_do_help(NULL);
+				phpdbg_do_help_cmd(exec);
 			} else if (show_version) {
 				phpdbg_out(
 					"phpdbg %s (built: %s %s)\nPHP %s, Copyright (c) 1997-2016 The PHP Group\n%s",
diff --git a/sapi/phpdbg/phpdbg_help.c b/sapi/phpdbg/phpdbg_help.c
index ce1d8d9e90..2207e6a645 100644
--- a/sapi/phpdbg/phpdbg_help.c
+++ b/sapi/phpdbg/phpdbg_help.c
@@ -209,6 +209,26 @@ static int get_command(
 
 } /* }}} */
 
+void phpdbg_do_help_cmd(char *type) { /* {{{ */
+	char *help;
+
+	if (!type) {
+		pretty_print(get_help("overview!"));
+		return;
+	}
+
+	help = get_help(type);
+
+	if (!help || memcmp(help, "", sizeof("")) == SUCCESS) {
+		pretty_print(get_help("overview!"));
+		pretty_print(
+			"\nrequested help page could not be found");
+		return;
+	}
+
+	pretty_print(help);
+} /* }}} */
+
 PHPDBG_COMMAND(help) /* {{{ */
 {
 	phpdbg_command_t const *cmd;
diff --git a/sapi/phpdbg/phpdbg_help.h b/sapi/phpdbg/phpdbg_help.h
index 7473684d3f..d44eca15ee 100644
--- a/sapi/phpdbg/phpdbg_help.h
+++ b/sapi/phpdbg/phpdbg_help.h
@@ -45,4 +45,6 @@ typedef struct _phpdbg_help_text_t {
 } phpdbg_help_text_t;
 
 extern phpdbg_help_text_t phpdbg_help_text[];
+
+extern void phpdbg_do_help_cmd(char *type);
 #endif /* PHPDBG_HELP_H */
-- 
2.50.0