文件操作 - 20x11-common_process-args
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文件: /etc/X11/Xsession.d/20x11-common_process-args
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# $Id: 20x11-common_process-args 305 2005-07-03 18:51:43Z dnusinow $ # This file is sourced by Xsession(5), not executed. # Determine how many arguments were provided. case $# in 0) # No arguments given; use default behavior. ;; 1) # One argument given; see what it was. case "$1" in failsafe) # Failsafe session was requested. if has_option allow-failsafe; then if [ -e /usr/bin/x-terminal-emulator ]; then if [ -x /usr/bin/x-terminal-emulator ]; then exec x-terminal-emulator -geometry +1+1 else # fatal error errormsg "unable to launch failsafe X session ---" \ "x-terminal-emulator not executable; aborting." fi else # fatal error errormsg "unable to launch failsafe X session ---" \ "x-terminal-emulator not found; aborting." fi fi ;; default) # Default behavior was requested. ;; *) # Specific program was requested. STARTUP_FULL_PATH=$(command -v "${1%% *}" || true) if [ -n "$STARTUP_FULL_PATH" ] && [ -e "$STARTUP_FULL_PATH" ]; then if [ -x "$STARTUP_FULL_PATH" ]; then STARTUP="$1" else message "unable to launch \"$1\" X session ---" \ "\"$1\" not executable; falling back to default session." fi else message "unable to launch \"$1\" X session ---" \ "\"$1\" not found; falling back to default session." fi ;; esac ;; *) # More than one argument given; we don't know what to do. message "unsupported number of arguments ($#); falling back to default" \ "session." ;; esac # vim:set ai et sts=2 sw=2 tw=80:
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