diff options
Diffstat (limited to 'gcc-4.2.1-5666.3/contrib/reghunt/reg_periodic')
-rwxr-xr-x | gcc-4.2.1-5666.3/contrib/reghunt/reg_periodic | 171 |
1 files changed, 171 insertions, 0 deletions
diff --git a/gcc-4.2.1-5666.3/contrib/reghunt/reg_periodic b/gcc-4.2.1-5666.3/contrib/reghunt/reg_periodic new file mode 100755 index 000000000..e3b6b1119 --- /dev/null +++ b/gcc-4.2.1-5666.3/contrib/reghunt/reg_periodic @@ -0,0 +1,171 @@ +#! /bin/bash + +######################################################################## +# +# File: reg_periodic +# Author: Janis Johnson +# Date: 2002/12/28 +# +# Over a range of dates at specified intervals, invoke separate tools to +# update sources, do a build, and run one or more tests. +# +# Define these in a file whose name is the argument to this script: +# LOW_DATE: Date string recognized by the date command. +# HIGH_DATE: Date string recognized by the date command. +# INTERVAL: Time (in seconds) between dates for which to build. +# REG_UPDATE: Pathname of script to update your source tree. +# REG_BUILD: Pathname of script to build enough of the product to run +# the test. +# REG_TEST: Pathname of script to run one or more tests. +# Optional: +# VERBOSITY: Default is 0, to print only errors and final message. +# DATE_IN_MSG If set to anything but 0, include the time and date in +# messages +# REG_STOP Pathname of a file whose existence says to quit; default +# is STOP in the current directory. +# +# +# Copyright (c) 2002, 2003, 2005 Free Software Foundation, Inc. +# +# This file is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 2 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# For a copy of the GNU General Public License, write the the +# Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, +# Boston, MA 02110-1301, USA. +# +######################################################################## + +######################################################################## +# Functions +######################################################################## + +# Issue a message if its verbosity level is high enough. + +msg() { + test ${1} -gt ${VERBOSITY} && return + + if [ "x${DATE_IN_MSG}" = "x" ]; then + echo "${2}" + else + echo "`${DATE}` ${2}" + fi +} + +# Issue an error message and exit with a nonzero status. + +error() { + msg 0 "error: ${1}" + exit 1 +} + +# Turn seconds since the epoch into a date we can use with source +# control tools and report to the user. + +make_date() { + MADE_DATE="`${DATE} -u +\"%Y-%m-%d %H:%M %Z\" --date \"1970-01-01 ${1} seconds\"`" \ + || error "make_date: date command failed" +} + +# Build the components to test using sources as of a particular date and +# run a test case. Pass each of the scripts the date that we're +# testing; the first one needs it, the others can ignore it if they want. + +process_date() { + TEST_DATE="${1}" + + ${REG_UPDATE} "${TEST_DATE}" + if [ $? -ne 0 ]; then + msg 0 "source update failed for ${TEST_DATE}" + return + fi + ${REG_BUILD} "${TEST_DATE}" + if [ $? -ne 0 ]; then + msg 0 "build failed for ${TEST_DATE}" + return + fi + ${REG_TEST} "${TEST_DATE}" +} + +######################################################################## +# Main program (so to speak) +######################################################################## + +# If DATE isn't defined, use the default date command; the configuration +# file can override this. + +if [ "x${DATE}" = "x" ]; then + DATE=date +fi + +# Process the configuration file. + +if [ $# -ne 1 ]; then + echo Usage: $0 config_file + exit 1 +fi + +CONFIG=${1} +if [ ! -f ${CONFIG} ]; then + error "configuration file ${CONFIG} does not exist" +fi + +# OK, the config file exists. Source it, make sure required parameters +# are defined and their files exist, and give default values to optional +# parameters. + +. ${CONFIG} + +test "x${REG_UPDATE}" = "x" && error "REG_UPDATE is not defined" +test "x${REG_BUILD}" = "x" && error "REG_BUILD is not defined" +test "x${REG_TEST}" = "x" && error "REG_TEST is not defined" +test "x${INTERVAL}" = "x" && error "INTERVAL is not defined" +test -x ${REG_TEST} || error "REG_TEST is not an executable file" +test "x${VERBOSITY}" = "x" && VERBOSITY=0 +test "x${REG_STOP}" = "x" && REG_STOP="STOP" + +msg 2 "LOW_DATE = ${LOW_DATE}" +msg 2 "HIGH_DATE = ${HIGH_DATE}" +msg 2 "INTERVAL = ${INTERVAL}" +msg 2 "REG_UPDATE = ${REG_UPDATE}" +msg 2 "REG_BUILD = ${REG_BUILD}" +msg 2 "REG_TEST = ${REG_TEST}" +msg 2 "VERBOSITY = ${VERBOSITY}" + +# Change the dates into seconds since the epoch. This uses an extension +# in GNU date. + +LOW_DATE=`${DATE} +%s --date "${LOW_DATE}"` || \ + error "date command failed for \"${LOW_DATE}\"" +HIGH_DATE=`${DATE} +%s --date "${HIGH_DATE}"` || \ + error "date command failed for \"${LOW_DATE}\"" + +# Process each date in the range. + +while [ ${LOW_DATE} -le ${HIGH_DATE} ]; do + + # If a file called STOP appears, stop; this allows a clean way to + # interrupt a search. + + if [ -f ${REG_STOP} ]; then + msg 0 "STOP file detected" + rm -f ${REG_STOP} + exit 1 + fi + + # Get a version of the date that is usable by tools and readable + # by people, then process it. + + make_date ${LOW_DATE} + process_date "${MADE_DATE}" + let LOW_DATE=LOW_DATE+INTERVAL +done + +msg 1 "done" |