4 files changed, 38 insertions, 0 deletions

diff --git a/include/applets.h b/include/applets.h
index 830ff2842..a78ce1c77 100644
--- a/include/applets.h
+++ b/include/applets.h
@@ -299,6 +299,7 @@ USE_RUNSV(APPLET(runsv, _BB_DIR_USR_BIN, _BB_SUID_NEVER))
 USE_RUNSVDIR(APPLET(runsvdir, _BB_DIR_USR_BIN, _BB_SUID_NEVER))
 USE_RX(APPLET(rx, _BB_DIR_USR_BIN, _BB_SUID_NEVER))
 USE_SED(APPLET(sed, _BB_DIR_BIN, _BB_SUID_NEVER))
+USE_SENDMAIL(APPLET(sendmail, _BB_DIR_USR_BIN, _BB_SUID_NEVER))
 USE_SELINUXENABLED(APPLET(selinuxenabled, _BB_DIR_USR_SBIN, _BB_SUID_NEVER))
 USE_SEQ(APPLET_NOFORK(seq, seq, _BB_DIR_USR_BIN, _BB_SUID_NEVER, seq))
 USE_SESTATUS(APPLET(sestatus, _BB_DIR_USR_SBIN, _BB_SUID_NEVER))
diff --git a/include/usage.h b/include/usage.h
index 2fa878061..0ef17b520 100644
--- a/include/usage.h
+++ b/include/usage.h
@@ -3134,6 +3134,29 @@ USE_FEATURE_RUN_PARTS_FANCY("\n	-l	Prints names of all matching files even when
 #define selinuxenabled_trivial_usage
 #define selinuxenabled_full_usage
 
+#define sendmail_trivial_usage \
+       "[-d] {-t to}+ [-f from] [-n[notify]] [-s subject] [-b file]*\n" \
+       "[-a attachment]* [-c charset] [-w timeout] [-h server] [-p port] [-U user] [-P password]"
+#define sendmail_full_usage \
+       "Send an email from to with subject and optional attachments.\n" \
+       "Body is read from stdin or from optional files" \
+       "\n\nArguments:\n" \
+       "        -d              Just dump composed message\n" \
+       "        -t to           Recipient email. May be multiple\n" \
+       "        -f from         Sender email\n" \
+       "        -n[notify]      Optional notification address. If just -n given then notifies the sender\n" \
+       "        -s subject      Optional subject\n" \
+       "        -b filename     Optional body content file. May be multiple\n" \
+       "        -a filename     Optional file attachment. May be multiple\n" \
+       "        -c charset      Assumed charset for body and subject [koi8-r]" \
+       USE_FEATURE_SENDMAIL_NETWORK("\n" \
+       "        -w timeout      Set timeout on network operations\n" \
+       "        -h server       Optional mail server name or IP [127.0.0.1]\n" \
+       "        -p port         Optional mail server port [25]\n" \
+       "        -U username     Authenticate using AUTH LOGIN with specified username\n" \
+       "        -P password     Authenticate using AUTH LOGIN with specified password"\
+       )
+
 #define seq_trivial_usage \
        "[first [increment]] last"
 #define seq_full_usage \
diff --git a/networking/Config.in b/networking/Config.in
index f1f7ae04b..cd986b862 100644
--- a/networking/Config.in
+++ b/networking/Config.in
@@ -665,6 +665,19 @@ config ROUTE
         help
           Route displays or manipulates the kernel's IP routing tables.
 
+config SENDMAIL
+        bool "sendmail"
+        default n
+        help
+          Barebones sendmail.
+
+config FEATURE_SENDMAIL_NETWORK
+        bool "Support network connectivity"
+        default y
+        depends on SENDMAIL
+        help
+          Add ability to send, not only compose messages.
+
 config SLATTACH
         bool "slattach"
         default n
diff --git a/networking/Kbuild b/networking/Kbuild
index 3bcbe0242..2819e8507 100644
--- a/networking/Kbuild
+++ b/networking/Kbuild
@@ -28,6 +28,7 @@ lib-$(CONFIG_PING)         += ping.o
 lib-$(CONFIG_PING6)        += ping.o
 lib-$(CONFIG_PSCAN)        += pscan.o
 lib-$(CONFIG_ROUTE)        += route.o
+lib-$(CONFIG_SENDMAIL)     += sendmail.o
 lib-$(CONFIG_SLATTACH)     += slattach.o
 lib-$(CONFIG_TELNET)       += telnet.o
 lib-$(CONFIG_TELNETD)      += telnetd.o