package/systemd: disable urlify unless supported

The urlify feature in the systemd pager is only supported by the full
less package and not busybox less, enable only for builds with full
less support.

Signed-off-by: James Hilliard <james.hilliard1@gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>

package/systemd/0001-Add-meson-option-to-disable-urlify.patch

@@ -0,0 +1,67 @@
+From e5d86ebed5624ef62342c820a5868b1075deb300 Mon Sep 17 00:00:00 2001
+From: James Hilliard <james.hilliard1@gmail.com>
+Date: Sun, 11 Jul 2021 04:39:33 -0600
+Subject: [PATCH] Add meson option to disable urlify.
+
+Useful for systems that don't use a version of less with hyperlink
+support.
+
+Signed-off-by: James Hilliard <james.hilliard1@gmail.com>
+[james.hilliard1@gmail.com: backport from upstream commit
+e5d86ebed5624ef62342c820a5868b1075deb300]
+---
+ meson.build               | 1 +
+ meson_options.txt         | 2 ++
+ src/shared/pretty-print.c | 4 ++++
+ 3 files changed, 7 insertions(+)
+
+diff --git a/meson.build b/meson.build
+index 5735cfc7ad..a2ee15bf32 100644
+--- a/meson.build
++++ b/meson.build
+@@ -278,6 +278,7 @@ conf.set_quoted('USER_PRESET_DIR',                            userpresetdir)
+ conf.set_quoted('VENDOR_KEYRING_PATH',                        join_paths(rootlibexecdir, 'import-pubring.gpg'))
+ 
+ conf.set('ANSI_OK_COLOR',                                     'ANSI_' + get_option('ok-color').underscorify().to_upper())
++conf.set10('ENABLE_URLIFY',                                   get_option('urlify'))
+ conf.set10('ENABLE_FEXECVE',                                  get_option('fexecve'))
+ conf.set10('MEMORY_ACCOUNTING_DEFAULT',                       memory_accounting_default)
+ conf.set('STATUS_UNIT_FORMAT_DEFAULT',                        'STATUS_UNIT_FORMAT_' + status_unit_format_default.to_upper())
+diff --git a/meson_options.txt b/meson_options.txt
+index 163c8df87d..b60261ac24 100644
+--- a/meson_options.txt
++++ b/meson_options.txt
+@@ -444,6 +444,8 @@ option('ok-color', type : 'combo',
+                   'highlight-cyan', 'highlight-white'],
+        value : 'green',
+        description: 'color of the "OK" status message')
++option('urlify', type : 'boolean', value : 'true',
++       description : 'enable pager Hyperlink ANSI sequence support')
+ option('fexecve', type : 'boolean', value : 'false',
+        description : 'use fexecve() to spawn children')
+ 
+diff --git a/src/shared/pretty-print.c b/src/shared/pretty-print.c
+index 137ba77b3a..7983c0a33a 100644
+--- a/src/shared/pretty-print.c
++++ b/src/shared/pretty-print.c
+@@ -19,6 +19,7 @@
+ #include "util.h"
+ 
+ bool urlify_enabled(void) {
++#if ENABLE_URLIFY
+         static int cached_urlify_enabled = -1;
+ 
+         if (cached_urlify_enabled < 0) {
+@@ -32,6 +33,9 @@ bool urlify_enabled(void) {
+         }
+ 
+         return cached_urlify_enabled;
++#else
++        return 0;
++#endif
+ }
+ 
+ int terminal_urlify(const char *url, const char *text, char **ret) {
+-- 
+2.25.1
+

package/systemd/systemd.mk

@@ -59,6 +59,12 @@ else
 SYSTEMD_CONF_OPTS += -Dacl=false
 endif
 
+ifeq ($(BR2_PACKAGE_LESS),y)
+SYSTEMD_CONF_OPTS += -Durlify=true
+else
+SYSTEMD_CONF_OPTS += -Durlify=false
+endif
+
 ifeq ($(BR2_PACKAGE_LIBAPPARMOR),y)
 SYSTEMD_DEPENDENCIES += libapparmor
 SYSTEMD_CONF_OPTS += -Dapparmor=true