From 83e2356264c814eb2a8acea95a5866e5d9656757 Mon Sep 17 00:00:00 2001
From: John Klug <john.klug@multitech.com>
Date: Tue, 21 Dec 2021 11:17:53 -0600
Subject: AT&T Data-Only Requirements

---
 recipes-connectivity/ppp/files/init.patch     | 10 +++---
 recipes-connectivity/ppp/files/wait_for_reset | 45 ---------------------------
 recipes-connectivity/ppp/ppp_%.bbappend       | 13 ++------
 3 files changed, 8 insertions(+), 60 deletions(-)
 delete mode 100755 recipes-connectivity/ppp/files/wait_for_reset

(limited to 'recipes-connectivity/ppp')

diff --git a/recipes-connectivity/ppp/files/init.patch b/recipes-connectivity/ppp/files/init.patch
index 00ae09a..333c428 100644
--- a/recipes-connectivity/ppp/files/init.patch
+++ b/recipes-connectivity/ppp/files/init.patch
@@ -7,9 +7,9 @@ diff -Naru orig/init new/init
  . /etc/init.d/functions
 +. /etc/default/ppp
 +if [[ $RADIORESETWAIT == yes ]] ; then
-+    . /usr/libexec/ppp/wait_for_reset
++    WAITFORRESET=/usr/bin/mts-wait-for-cell-reset
 +else
-+    function wait_for_reset { :; }
++    WAITFORRESET=":"
 +fi
 +
 +mkdir -p /run/ppp || true
@@ -21,7 +21,7 @@ diff -Naru orig/init new/init
  case "$1" in
    start)
        echo -n "Starting up PPP link: pppd"
-+      wait_for_reset
++      ${WAITFORRESET}
        if [ "$RUNFILE" = "1" ]; then
 +        logger "ppp_on_boot"
          /etc/ppp/ppp_on_boot
@@ -35,13 +35,13 @@ diff -Naru orig/init new/init
 +    if [ "$RUNFILE" = "1" ]; then
        poff
        sleep 5
-+      wait_for_reset
++      ${WAITFORRESET}
        /etc/ppp/ppp_on_boot
 -    else                  
 +    else
        poff provider
        sleep 5
-+      wait_for_reset
++      ${WAITFORRESET}
        pppd call provider
      fi
      echo "."
diff --git a/recipes-connectivity/ppp/files/wait_for_reset b/recipes-connectivity/ppp/files/wait_for_reset
deleted file mode 100755
index e77df77..0000000
--- a/recipes-connectivity/ppp/files/wait_for_reset
+++ /dev/null
@@ -1,45 +0,0 @@
-#!/bin/bash
-
-# For ppp to work, stty must work on file descriptor 0.
-# If stty fails, so will ppp.
-
-NAME=wait_for_reset
-
-: ${LOG:="/usr/bin/logger -t ${NAME} -p daemon.notice"}
-
-USR2=12
-TERM=15
-# Child used to set our PID in the radio-reset-monitor
-function sleep_reset
-{
-    # Wait for parent to enter wait.
-    trap "exit 0" $TERM
-    while [[ $(ps -h -o wchan -p $PPID) != do_wait ]] ; do usleep 100 ; done
-    ${LOG} Register for SIGUSR2 when radio-reset complete
-    echo "$$" "$USR2" >/sys/devices/platform/mts-io/radio-reset-monitor
-    discovered=$(cat /sys/devices/platform/mts-io/radio-udev-discovery)
-    if ((discovered == 1)) ; then
-       # reset is not in progress.
-       exit 0
-    fi
-    sleep 4294967295  # Hopefully forever
-    exit 0
-}
-
-# Wait for radio-reset to complete
-function wait_for_reset
-{
-    # Wait for radio reset/modem discovery
-    trap ":" $USR2
-    in_reset=$(cat /sys/devices/platform/mts-io/radio-udev-discovery)
-    if ((in_reset == 0)) ; then
-        sleep_reset &
-        wait $!
-        # pgrep is needed to find the sleep process
-        echo "pgrep -P: $(pgrep -P $!)"
-        pgrep -P $! | xargs kill
-        ${LOG} "radio-reset is complete"
-    fi
-    echo "$$" "0" >/sys/devices/platform/mts-io/radio-reset-monitor
-    trap "" $USR2
-}
diff --git a/recipes-connectivity/ppp/ppp_%.bbappend b/recipes-connectivity/ppp/ppp_%.bbappend
index fafe176..0a7e818 100644
--- a/recipes-connectivity/ppp/ppp_%.bbappend
+++ b/recipes-connectivity/ppp/ppp_%.bbappend
@@ -10,16 +10,11 @@ SRC_URI_append = "\
 		    file://init.patch;patchdir=.. \
 		    file://default.patch;patchdir=.. \
                     file://poff.patch;patchdir=.. \
-                    file://wait_for_reset \
                     file://default"
 
 PR = "r12"
 
-PACKAGES =+ "${PN}-radioresetwait ${PN}-waitforresetfunc"
-FILES_${PN}-waitforresetfunc = "${libexecdir}/ppp/wait_for_reset"
-
-RDEPENDS_${PN}-radioresetwait += "${PN}-waitforresetfunc"
-RDEPENDS_${PN}-waitforresetfunc += "bash"
+PACKAGES =+ "${PN}-radioresetwait"
 
 ALLOW_EMPTY_${PN}-radioresetwait = "1"
 
@@ -29,10 +24,8 @@ FILESEXTRAPATHS_prepend := "${THISDIR}/files:"
 CONFFILES_${PN} += "${sysconfdir}/init.d/ppp"
 
 do_install_append() {
-        install -d -m 755  ${D}/${sysconfdir}/default/
-	install -m 644 ${WORKDIR}/default ${D}/${sysconfdir}/default/ppp
-	install -d -m 755 ${D}/${libexecdir}/ppp
-	install -m 755 ${WORKDIR}/wait_for_reset ${D}/${libexecdir}/ppp/wait_for_reset
+    install -d -m 755  ${D}/${sysconfdir}/default/
+    install -m 644 ${WORKDIR}/default ${D}/${sysconfdir}/default/ppp
 }
 
 pkg_postinst_${PN}-radioresetwait() {
-- 
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