From 60d0ca1075bbfbb34627f3954d1b705a562e18ac Mon Sep 17 00:00:00 2001
From: Andreas Egeberg <andreas.egeberg@gmail.com>
Date: Wed, 24 Feb 2021 08:53:54 +1300
Subject: [PATCH] Added Edit command

Command Edit <CONF>  opens file /etc/finit.d/available/<CONF>.conf in
the editor referenced by Linux environment variable $EDITOR
If $EDITOR is not set it will try to open emacs and if emacs is not
found it will try to open the file in vim.

Signed-off-by: Andreas Egeberg <andreas.egeberg@gmail.com>
---
 src/initctl.c |  4 +++-
 src/serv.c    | 31 +++++++++++++++++++++++++++++++
 src/serv.h    |  1 +
 3 files changed, 35 insertions(+), 1 deletion(-)

diff --git a/src/initctl.c b/src/initctl.c
index fd12d5dd..db2325ed 100644
--- a/src/initctl.c
+++ b/src/initctl.c
@@ -659,7 +659,8 @@ static int usage(int rc)
 		"  disable  <CONF>           Disable  .conf in /etc/finit.d/[enabled/]\n"
 		"  touch    <CONF>           Mark     .conf in /etc/finit.d/ for reload\n"
 		"  reload                    Reload  *.conf in /etc/finit.d/ (activates changes)\n"
-//		"  reload   <JOB|NAME>[:ID]  Reload (SIGHUP) service by job# or name\n"
+//		"  reload   <JOB|NAME>[:ID]  Reload (SIGHUP) service by job# or name\n"  
+		"  edit     <CONF>           Edit     .conf in /etc/finit.d/available/\n"
 		"\n"
 		"  cond     show             Show condition status\n"
 		"  cond     dump             Dump all conditions and their status\n"
@@ -709,6 +710,7 @@ int main(int argc, char *argv[])
 		{ "enable",   serv_enable  },
 		{ "disable",  serv_disable },
 		{ "touch",    serv_touch   },
+		{ "edit",     serv_edit    },
 		{ "reload",   do_reload    },
 
 		{ "cond",     do_cond      },
diff --git a/src/serv.c b/src/serv.c
index 71874810..9e31514b 100644
--- a/src/serv.c
+++ b/src/serv.c
@@ -27,6 +27,7 @@
 #include <fcntl.h> /* Definition of AT_* constants */
 #include <glob.h>
 #include <stdio.h>
+#include <stdlib.h>
 #include <lite/lite.h>
 
 #include "util.h"
@@ -199,6 +200,36 @@ int serv_touch(char *arg)
 	return 0;
 }
 
+int serv_edit(char *arg)
+{
+	char corr[40];
+	char path[256];
+
+	if (!arg || !arg[0])
+		return serv_list(NULL);
+
+	if (!strstr(arg, ".conf")) {
+		snprintf(corr, sizeof(corr), "%s.conf", arg);
+		arg = corr;
+	}
+
+	pushd(FINIT_RCSD);
+	if (mkdir("available", 0755) && EEXIST != errno)
+		err(1, "Failed creating %s/available directory", FINIT_RCSD);
+
+	snprintf(path, sizeof(path), "%s/%s", available, arg);
+	if (!fexist(path))
+		return serv_list(NULL);
+
+	if (systemf("[ -x \"$(command -v sensible-editor)\" ] && sensible-editor %s", path) != 0)
+		if (systemf("[ -x \"$(command -v editor)\" ] && editor %s", path) != 0)
+			if (systemf("${VISUAL:-${EDITOR:-$(command -v vi)}} %s", path) != 0)
+				if (systemf("[ -x \"$(command -v mg)\" ] && mg %s", path) != 0)
+					systemf("[ -x \"$(command -v vi)\" ] && vi %s", path);
+
+	return 0;
+}
+
 /**
  * Local Variables:
  *  indent-tabs-mode: t
diff --git a/src/serv.h b/src/serv.h
index e52c42c3..f5e41753 100644
--- a/src/serv.h
+++ b/src/serv.h
@@ -28,6 +28,7 @@ int serv_list    (char *arg);
 int serv_enable  (char *arg);
 int serv_disable (char *arg);
 int serv_touch   (char *arg);
+int serv_edit    (char *arg);
 
 #endif /* FINIT_SERV_H_ */