编辑文件 - chromium-browser

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路径: /usr/bin/chromium-browser
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#!/bin/bash

# Chromium launcher

# Authors:
#  Chad Miller <chad.miller@canonical.com>
#  Fabien Tassin <fta@sofaraway.org>
# License: GPLv2 or later

# Explicitly set the PATH to that of ENV_SUPATH in /etc/login.defs and unset
# various other variables. (LP: #1045986). This can be removed once AppArmor
# supports environment filtering (LP: #1045985)
export PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
export ENV=
export BASH_ENV=
export CDPATH=
export GLOBIGNORE=
export BASH_XTRACEFD=

if grep -E -w ^Features\\s\*:.\*neon /proc/cpuinfo >/dev/null; then
	export CPU_FEATURE_NEON=1
fi
if grep -E -w ^flags\\s\*:.\*sse /proc/cpuinfo >/dev/null; then
	export CPU_FEATURE_SSE=1
fi
export CPU_FEATURES_TESTED=1

readonly APPNAME=chromium-browser
LIBDIR=/usr/lib/chromium-browser
GDB=/usr/bin/gdb
readonly BUILD_DIST="Ubuntu "
readonly UPSTREAM_VERSION="112.0.5615.49"
if test -x "${LIBDIR}/${UPSTREAM_VERSION}"/chromium-browser; then
	LIBDIR="${LIBDIR}/${UPSTREAM_VERSION}"
fi
readonly LIBDIR

usage () {
  echo "$APPNAME [-h|--help] [-g|--debug] [--temp-profile] [--no-touch-pinch] [options] [URL]"
  echo
  echo "        --verbose               Events logged to stderr."
  echo "        -g or --debug           Start within $GDB"
  echo "        -h or --help            This help screen"
  echo "        --temp-profile          Start with a new and temporary profile"
  echo "        --no-touch-pinch        Disable pinch gestures."
  echo
  echo " Other supported options are:"
  MANWIDTH=80 man chromium-browser | sed -e '1,/OPTIONS/d; /ENVIRONMENT/,$d'
  echo " See 'man chromium-browser' for more details"
}

if [ -f /etc/$APPNAME/default ] ; then
  . /etc/$APPNAME/default
fi

if test -d /etc/$APPNAME/customizations; then
	while read f; do
		. "$f"
	done < <(run-parts --list -- /etc/$APPNAME/customizations)
fi
test -f ~/.chromium-browser.init && . ~/.chromium-browser.init

# Prefer user defined CHROMIUM_USER_FLAGS (fron env) over system
# default CHROMIUM_FLAGS (from /etc/$APPNAME/default)
if test -n "$CHROMIUM_USER_FLAGS"; then
	echo "WARNING: \$CHROMIUM_USER_FLAGS is deprecated. Instead, update CHROMIUM_FLAGS in ~/.chromium-browser.init or place configuration for all sers in /etc/$APPNAME/customizations/ ."
	echo "WARNING: Ignoring system flags because \$CHROMIUM_USER_FLAGS is set."
	echo "CHROMIUM_FLAGS=${CHROMIUM_FLAGS}"
	echo "CHROMIUM_USER_FLAGS=${CHROMIUM_USER_FLAGS}"
	CHROMIUM_FLAGS=${CHROMIUM_USER_FLAGS}
fi

# For the Default Browser detection to work, we need to give access
# to xdg-settings if it's not present on the system (ensures that the system
# xdg-utils is recent enough). Also set CHROME_WRAPPER in case xdg-settings is
# not able to do anything useful
if [ ! -e /usr/bin/xdg-settings ] ; then
  export PATH="$LIBDIR:$PATH"
fi
export CHROME_WRAPPER="`readlink -f "$0"`"
export CHROME_DESKTOP=$APPNAME.desktop

# lsb_release is slow so try to source the static file /etc/lsb-release instead
if [ -e /etc/lsb-release ] ; then
  . /etc/lsb-release
fi
# Fall back to lsb_release if we didn't get the information we need
if test -z "${DISTRIB_ID:-}"; then
	DIST=$(lsb_release -si)
	RELEASE=$(lsb_release -sr)
else
	DIST=${DISTRIB_ID}
	RELEASE=${DISTRIB_RELEASE}
fi

# Set CHROME_VERSION_EXTRA visible in the About dialog and in about:version
if [ "$DIST $RELEASE" = "$BUILD_DIST" ] ; then
  export CHROME_VERSION_EXTRA="$DIST $RELEASE"
else
  export CHROME_VERSION_EXTRA="Built on $BUILD_DIST, running on $DIST $RELEASE"
fi

want_touch_pinch=1
want_debug=0
want_temp_profile=0
want_verbose=0
while [ $# -gt 0 ]; do
  case "$1" in
    -h | --help | -help )
      usage
      exit 0 ;;
    --verbose )
      want_verbose=1
      shift ;;
    -g | --debug )
      want_debug=1
      shift ;;
    --no-touch-pinch )
      want_touch_pinch=0
      shift ;;
    --temp-profile )
      want_temp_profile=1
      shift ;;
    -- ) # Stop option prcessing
      shift
      break ;;
    * )
      break ;;
  esac
done

#Enables page translation, see https://bugs.archlinux.org/task/76268.
CHROMIUM_FLAGS="$CHROMIUM_FLAGS --disable-features=TFLiteLanguageDetectionEnabled"

if [ $want_verbose -eq 1 ] ; then
  CHROMIUM_FLAGS="${CHROMIUM_FLAGS} --enable-logging=stderr --v=${want_verbose}"
fi

if [ $want_temp_profile -eq 1 ] ; then
  TEMP_PROFILE=`mktemp -d`
  CHROMIUM_FLAGS="$CHROMIUM_FLAGS --user-data-dir=$TEMP_PROFILE"
fi

if [ $want_touch_pinch -eq 1 ] ; then
  CHROMIUM_FLAGS="$CHROMIUM_FLAGS --enable-pinch"
fi

if [ $want_debug -eq 1 ] ; then
  if [ ! -x $GDB ] ; then
    echo "Sorry, can't find usable $GDB. Please install it."
    exit 1
  fi
  tmpfile=`mktemp /tmp/chromiumargs.XXXXXX` || { echo "Cannot create temporary file" >&2; exit 1; }
  trap " [ -f \"$tmpfile\" ] && /bin/rm -f -- \"$tmpfile\"" 0 1 2 3 13 15
  echo "set args $CHROMIUM_FLAGS ${1+"$@"}" > $tmpfile
  echo "# Env:"
  echo "#     LD_LIBRARY_PATH=$LD_LIBRARY_PATH"
  echo "#                PATH=$PATH"
  echo "#            GTK_PATH=$GTK_PATH"
  echo "# CHROMIUM_USER_FLAGS=$CHROMIUM_USER_FLAGS"
  echo "#      CHROMIUM_FLAGS=$CHROMIUM_FLAGS"
  echo "$GDB $LIBDIR/$APPNAME -x $tmpfile"
  $GDB "$LIBDIR/$APPNAME" -x $tmpfile
  if [ $want_temp_profile -eq 1 ] ; then
    rm -rf $TEMP_PROFILE
  fi
  exit $?
else
  if [ $want_temp_profile -eq 0 ] ; then
    exec $LIBDIR/$APPNAME $CHROMIUM_FLAGS "$@"
  else
    # we can't exec here as we need to clean-up the temporary profile
    $LIBDIR/$APPNAME $CHROMIUM_FLAGS "$@"
    rm -rf $TEMP_PROFILE
  fi
fi

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