update_default_config.sh

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#!/bin/bash

function show_error_msg()

  echo "*** ERROR *** $? line $1 $0 did not complete successfully!"

  echo "$ERROR_HELP"

ERROR_HELP=""

# Print an Error message if `set -eE` causes the script to exit due to a failed command

trap 'show_error_msg $LINENO' ERR

DEFAULT_CONFIG_PATH=dom/media/webrtc/third_party_build/default_config_env

# use the previous default_config_env to make sure any locally overriden

# settings don't interfere with the update process.

MOZ_CONFIG_PATH=$DEFAULT_CONFIG_PATH source dom/media/webrtc/third_party_build/use_config_env.sh

if [ "x" = "x$NEW_BUG_NUMBER" ]; then

  NEXT_MILESTONE=$(($MOZ_NEXT_LIBWEBRTC_MILESTONE+1))

  echo ""

  echo "NEW_BUG_NUMBER is not defined.  Please use the bug number created for"

  echo "updating the libwebrtc library to version $NEXT_MILESTONE."

  echo "For more information about creating this bug, see the first step of the"

  echo "prerequisites section of our wiki:"

  echo "https://wiki.mozilla.org/Media/WebRTC/libwebrtc_Update_Process#Prerequisites"

  echo ""

  echo "  NEW_BUG_NUMBER={v$NEXT_MILESTONE-bug-number} bash $0"

  echo ""

  exit

fi

if [ "x$MOZ_NEXT_LIBWEBRTC_MILESTONE" = "x" ]; then

  echo "MOZ_NEXT_LIBWEBRTC_MILESTONE is not defined, see README.md"

  exit

fi

if [ "x$MOZ_NEXT_FIREFOX_REL_TARGET" = "x" ]; then

  echo "MOZ_NEXT_FIREFOX_REL_TARGET is not defined, see README.md"

  exit

fi

# After this point:

# * eE: All commands should succeed.

# * u: All variables should be defined before use.

# * o pipefail: All stages of all pipes should succeed.

set -eEuo pipefail

ERROR_HELP=$"

An error has occurred running $SCRIPT_DIR/write_default_config.py

MOZCONFIG=dom/media/webrtc/third_party_build/default_mozconfig \

  ./mach python $SCRIPT_DIR/write_default_config.py \

  --prior-bug-number $MOZ_FASTFORWARD_BUG \

  --bug-number $NEW_BUG_NUMBER \

  --milestone $MOZ_NEXT_LIBWEBRTC_MILESTONE \

  --release-target $MOZ_NEXT_FIREFOX_REL_TARGET \

  --output-path $SCRIPT_DIR/default_config_env

# source our newly updated default_config_env so we can use the new settings

# to automatically commit the updated file.

source $DEFAULT_CONFIG_PATH

hg commit -m \

  "Bug $MOZ_FASTFORWARD_BUG - updated default_config_env for v$MOZ_NEXT_LIBWEBRTC_MILESTONE" \

  $DEFAULT_CONFIG_PATH