| 1 | #----------------------------------# |
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| 2 | # -- Author: V.Garonne |
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| 3 | # -- Mail: garonne@lal.in2p3.fr |
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| 4 | # -- Date: 08/25/2006 |
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| 5 | # -- Name: tbroadcast |
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| 6 | # -- Description: main class |
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| 7 | #----------------------------------# |
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| 8 | |
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| 9 | # 21-Jul-2009 compile most used packages first; protect critical sections |
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| 10 | |
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| 11 | import os |
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| 12 | import sys |
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| 13 | import time |
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| 14 | import string |
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| 15 | import os.path |
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| 16 | # import commands |
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| 17 | import traceback |
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| 18 | import exceptions |
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| 19 | from threading import BoundedSemaphore |
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| 20 | |
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| 21 | from threadpool import WorkRequest |
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| 22 | from threadpool import ThreadPool |
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| 23 | |
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| 24 | from subprocess import Popen |
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| 25 | |
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| 26 | class Scheduler: |
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| 27 | |
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| 28 | def __init__(self, num_workers=20, file=None, ignore_cycles=False, local=False, sort=False, |
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| 29 | output=None, error=None, silent = False, perf=False, keep_going=True): |
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| 30 | self.pool = ThreadPool(num_workers=num_workers, poll_timeout=3) |
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| 31 | self.num_workers = num_workers |
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| 32 | self.current_project = {'name': None, 'path': None, 'version': None} |
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| 33 | self.packages = {} |
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| 34 | self.counter = 0 |
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| 35 | self.semaphore = BoundedSemaphore(1) |
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| 36 | self.local = local |
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| 37 | self.sort = sort |
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| 38 | self.ignore_cycles = ignore_cycles |
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| 39 | self.output = output |
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| 40 | self.error = error |
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| 41 | self.silent = silent |
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| 42 | self.perf = perf |
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| 43 | self.keep_going = keep_going |
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| 44 | if self.sort: |
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| 45 | print "Compile packages sorted according to use count" |
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| 46 | if self.perf is not False: |
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| 47 | f = open (self.perf, 'w+') |
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| 48 | f.close() |
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| 49 | if output is not None: |
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| 50 | if not os.path.exists (output): |
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| 51 | print "path",output,"does not exists" |
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| 52 | sys.exit(-1) |
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| 53 | if not os.path.isdir(output): |
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| 54 | print "path",output,"is not a valid directory" |
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| 55 | sys.exit(-1) |
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| 56 | |
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| 57 | # init cmt stuff |
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| 58 | self.get_current_project() |
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| 59 | self.current_package = self.get_current_package() |
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| 60 | self.instanciate_packages (file) |
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| 61 | if self.local: self.get_local_graph() |
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| 62 | self.check_cycles() |
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| 63 | self.get_use_count() |
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| 64 | |
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| 65 | def get_current_project(self): |
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| 66 | cmd = 'cmt show projects | grep current' |
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| 67 | status, output = getstatusoutput (cmd) |
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| 68 | #status, output = commands.getstatusoutput (cmd) |
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| 69 | if status != 0: |
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| 70 | print output |
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| 71 | sys.exit(-1) |
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| 72 | lines = string.split(output, '\n') |
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| 73 | for line in lines: |
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| 74 | if line!='' and line [0] != '#': |
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| 75 | item = string.split (line, ' ') |
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| 76 | self.current_project ['name'] = item[0] |
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| 77 | self.current_project ['version'] = item[1] |
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| 78 | self.current_project ['path'] = item[3][:-1] |
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| 79 | version = self.current_project ['path'][len(self.current_project ['path'])-len(self.current_project ['version'] ):] |
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| 80 | if self.current_project ['version'] == version: |
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| 81 | self.current_project ['path'] = os.path.normpath(self.current_project ['path'][:-len(self.current_project ['version'] )]) |
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| 82 | return |
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| 83 | |
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| 84 | def get_counter(self): |
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| 85 | self.semaphore.acquire () |
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| 86 | self.counter = self.counter + 1 |
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| 87 | value = self.counter |
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| 88 | self.semaphore.release() |
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| 89 | return value |
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| 90 | |
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| 91 | def check_cycles (self): |
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| 92 | cmd = 'cmt -private show cycles' |
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| 93 | cycle_found = False |
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| 94 | status, output = getstatusoutput (cmd) |
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| 95 | #status, output = commands.getstatusoutput (cmd) |
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| 96 | if status != 0: |
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| 97 | print output |
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| 98 | sys.exit(-1) |
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| 99 | lines = string.split(output, '\n') |
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| 100 | cycles = list() |
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| 101 | for line in lines: |
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| 102 | if line!='' and line [0] != '#': |
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| 103 | cycles.append (string.split(line)) |
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| 104 | cercles =list() |
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| 105 | for cycle in cycles: |
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| 106 | cycleInProject = True |
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| 107 | for package in cycle: |
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| 108 | if not self.packages.has_key(package): |
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| 109 | cycleInProject = False |
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| 110 | if cycleInProject: |
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| 111 | cercles.append(cycle) |
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| 112 | if len(cercles): |
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| 113 | if not self.ignore_cycles: |
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| 114 | print "# Error: cycles found, not possible to execute broadcast with threads. Please correct the following cycles:" |
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| 115 | for cycle in cercles: |
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| 116 | loop = "" |
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| 117 | for package in cycle: |
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| 118 | loop = loop + package + ' -> ' |
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| 119 | print loop + '...' |
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| 120 | sys.exit(-1) |
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| 121 | else: |
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| 122 | print "# Warning: There are cycles and you have selected the automatic suppress cycles mode" |
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| 123 | for cycle in cercles: |
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| 124 | loop = "" |
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| 125 | for package in cycle: |
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| 126 | loop = loop + package + ' -> ' |
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| 127 | if cycle[0] in self.packages[cycle[len(cycle)-1]]['uses']: |
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| 128 | print '## In cycle: '+loop + '..., we suppress the dependency '+ cycle[len(cycle)-1]+'->'+cycle[0] |
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| 129 | self.packages[cycle[len(cycle)-1]]['uses'].remove(cycle[0]) |
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| 130 | # sys.exit(-1) |
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| 131 | |
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| 132 | def format_uses (self, content): |
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| 133 | # format variables |
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| 134 | lignes = string.split(content, '\n') |
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| 135 | lines = list() |
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| 136 | for ligne in lignes: |
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| 137 | if ligne [0] == '#' and ligne[:5] != "#CMT>" and ligne[:10] != "# Required" and ligne not in ['# Selection :','#']: |
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| 138 | lines.append(ligne) |
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| 139 | lines.reverse() |
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| 140 | return lines |
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| 141 | |
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| 142 | def format_paths (self, content): |
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| 143 | # format variables |
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| 144 | lignes = string.split(content, '\n') |
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| 145 | lines = list() |
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| 146 | for ligne in lignes: |
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| 147 | if ligne[:4] == "use ": |
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| 148 | lines.append(ligne) |
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| 149 | return lines |
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| 150 | |
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| 151 | def get_paths (self, content): |
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| 152 | lines = self.format_paths(content) |
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| 153 | for line in lines: |
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| 154 | result = string.split (line[4:len(line)], ' ') |
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| 155 | if self.packages.has_key(result[0]): |
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| 156 | if len(result)==4: |
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| 157 | name, version, offset, path = string.split (line[4:len(line)], " ") |
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| 158 | #print name, version, offset, path |
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| 159 | #print path[1:-1] + '/' + offset + '/' +name + '/' + version + '/cmt' |
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| 160 | if path == '(no_auto_imports)': |
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| 161 | path = offset |
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| 162 | offset = '' |
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| 163 | if os.path.exists(path[1:-1] + '/' + offset + '/' +name + '/' + version + '/cmt'): |
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| 164 | full_path = path[1:-1] + '/' + offset + '/' +name + '/' + version + '/cmt' |
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| 165 | elif os.path.exists(path[1:-1] + '/' + offset + '/' +name + '/cmt'): |
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| 166 | full_path = path[1:-1] + '/' + offset + '/' +name + '/cmt' |
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| 167 | else: |
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| 168 | print '# error path not found for', name |
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| 169 | sys.exit(-1) |
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| 170 | elif len(result)==5: |
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| 171 | name, version, offset, path, importation = string.split (line[4:len(line)], " ") |
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| 172 | if os.path.exists(path[1:-1] + '/' + offset + '/' +name + '/' + version + '/cmt'): |
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| 173 | full_path = path[1:-1] + '/' + offset + '/' +name + '/' + version + '/cmt' |
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| 174 | elif os.path.exists(path[1:-1] + '/' + offset + '/' +name + '/cmt'): |
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| 175 | full_path = path[1:-1] + '/' + offset + '/' +name + '/cmt' |
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| 176 | else: |
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| 177 | print '# error path not found for', name |
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| 178 | sys.exit(-1) |
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| 179 | elif len(result)==3: |
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| 180 | name, version, path = string.split (line[4:len(line)], " ") |
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| 181 | if os.path.exists(path[1:-1] + '/' +name + '/' + version + '/cmt'): |
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| 182 | full_path = path[1:-1] + '/' +name + '/' + version + '/cmt' |
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| 183 | elif os.path.exists(path[1:-1] + '/' +name + + '/cmt'): |
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| 184 | full_path = path[1:-1] + '/' +name + + '/cmt' |
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| 185 | else: |
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| 186 | print '# error path not found for', name |
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| 187 | sys.exit(-1) |
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| 188 | else: |
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| 189 | print "error:",line |
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| 190 | print str(result) |
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| 191 | sys.exit(-1) |
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| 192 | self.packages[result[0]]['path'] = os.path.normpath(full_path) |
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| 193 | commonprefix = os.path.commonprefix([self.packages[result[0]]['path'], self.current_project ['path']]) |
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| 194 | if os.path.normpath(commonprefix) == self.current_project ['path']: |
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| 195 | #print result[0], ' belong to project', self.current_project ['name'] |
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| 196 | self.packages[result[0]]['current_project'] = True |
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| 197 | |
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| 198 | def get_uses(self, content): |
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| 199 | # initiates variables |
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| 200 | lignes = self.format_uses(content) |
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| 201 | if not len(lignes): return |
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| 202 | self.packages [self.current_package] = {'version': '*', 'use_count': 0, |
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| 203 | 'uses': list(), 'status': 'waiting', |
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| 204 | 'current_project': True, 'path': os.getcwd()} |
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| 205 | previous_client = self.current_package |
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| 206 | previous_level = 0 |
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| 207 | level_stack = [{'name':previous_client,'level':previous_level},] |
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| 208 | ligne = lignes.pop() |
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| 209 | while len(lignes)!=0: |
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| 210 | current_level = string.find(ligne, 'use') |
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| 211 | while current_level > previous_level: |
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| 212 | name = string.split (ligne)[2] |
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| 213 | version = string.split (ligne)[3] |
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| 214 | if not self.packages.has_key (name): |
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| 215 | self.packages [name] = {'version': version, 'use_count': 0, |
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| 216 | 'uses': list(), 'status': 'waiting', |
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| 217 | 'current_project': False, 'path': None} |
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| 218 | if name not in self.packages[previous_client]['uses']:# and name != previous_client: |
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| 219 | self.packages[previous_client]['uses'].append (name) |
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| 220 | level_stack.append({'name':previous_client,'level':previous_level}) |
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| 221 | previous_client = name |
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| 222 | previous_level = current_level |
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| 223 | if len(lignes): |
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| 224 | ligne = lignes.pop() |
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| 225 | #print ligne |
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| 226 | current_level = string.find(ligne, 'use') |
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| 227 | |
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| 228 | # restore the level |
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| 229 | if len(lignes): |
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| 230 | if len(level_stack): |
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| 231 | item = level_stack.pop() |
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| 232 | while item['level'] >= current_level and len(level_stack): |
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| 233 | item = level_stack.pop() |
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| 234 | previous_client = item['name'] |
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| 235 | previous_level = item['level'] |
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| 236 | #print previous_client, '-->',string.split (ligne)[2] |
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| 237 | |
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| 238 | def instanciate_packages(self, file=None): |
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| 239 | # We create the schedule of the work units |
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| 240 | print '# First, we initialize the DAG by parsing "cmt show uses"' |
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| 241 | if file is None: |
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| 242 | cmd = 'cmt show uses' |
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| 243 | else: |
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| 244 | cmd = 'cat ' + file |
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| 245 | status, output = getstatusoutput (cmd) |
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| 246 | #status, output = commands.getstatusoutput (cmd) |
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| 247 | if status != 0: |
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| 248 | print output |
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| 249 | sys.exit(-1) |
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| 250 | self.get_uses(output) |
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| 251 | self.get_paths(output) |
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| 252 | #self.simulate_execution() |
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| 253 | |
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| 254 | def get_use_count(self): |
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| 255 | for key in self.packages: |
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| 256 | count = 0 |
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| 257 | for parent in self.packages: |
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| 258 | if key in self.packages[parent]['uses']: count += 1 |
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| 259 | self.packages[key]['use_count'] = count |
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| 260 | # print "Package",key,"use_count",count |
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| 261 | |
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| 262 | def get_local_graph(self): |
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| 263 | To_remove = list() |
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| 264 | for key in self.packages: |
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| 265 | if self.packages[key]['current_project']== False: |
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| 266 | for selected in self.packages: |
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| 267 | if key in self.packages[selected]['uses']: |
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| 268 | self.packages[selected]['uses'].remove(key) |
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| 269 | To_remove.append (key) |
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| 270 | for item in To_remove: |
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| 271 | del self.packages[item] |
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| 272 | |
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| 273 | def simulate_execution(self): |
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| 274 | while True: |
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| 275 | ndone = self.simulate_requests() |
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| 276 | if ndone == 0: break |
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| 277 | |
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| 278 | def simulate_requests(self): |
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| 279 | runnable = self.get_next_work_units() |
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| 280 | if len(runnable): |
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| 281 | print '\n#--------------------------------------------------------------' |
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| 282 | print "# Execute parallel actions within packages - total", len(runnable) |
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| 283 | print '#--------------------------------------------------------------' |
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| 284 | for selected in runnable: |
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| 285 | use_count = self.packages[selected]['use_count'] |
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| 286 | path = self.packages[selected]['path'] |
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| 287 | print '#--------------------------------------------------------------' |
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| 288 | print '# (%d/%d %d) Now trying [] in %s' % (self.get_counter(), len(self.packages), use_count, path) |
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| 289 | print '#--------------------------------------------------------------' |
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| 290 | self.suppress_work_unit(selected) |
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| 291 | return len(runnable) |
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| 292 | |
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| 293 | def get_current_package(self): |
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| 294 | cmd = 'cmt show macro package' |
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| 295 | status, output = getstatusoutput (cmd) |
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| 296 | #status, output = commands.getstatusoutput (cmd) |
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| 297 | if status != 0: |
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| 298 | print output |
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| 299 | sys.exit(-1) |
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| 300 | lines = string.split(output, '\n') |
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| 301 | for line in lines: |
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| 302 | if line [0] != '#': |
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| 303 | start = string.find(line,"'") |
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| 304 | end = string.find(line[start+1:len(line)],"'") |
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| 305 | return line [start+1:start+end+1] |
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| 306 | |
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| 307 | def print_dependencies(self): |
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| 308 | print '# -------------------------------------------' |
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| 309 | print '# package --> dependencies, status, use_count' |
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| 310 | print '# -------------------------------------------' |
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| 311 | for key in self.packages.keys(): |
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| 312 | print key, '-->', self.packages[key] ['uses'],',', self.packages[key] ['status'],',', self.packages[key] ['use_count'] |
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| 313 | |
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| 314 | def print_status(self, status): |
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| 315 | print '# ------------------------' |
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| 316 | print '# package --> dependencies' |
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| 317 | print '# ------------------------' |
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| 318 | i = 1 |
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| 319 | for key in self.packages.keys(): |
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| 320 | if self.packages[key] ['status'] == status: |
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| 321 | print i , key, '-->', self.packages[key] ['uses'],',', self.packages[key] ['status'] |
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| 322 | i = i + 1 |
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| 323 | |
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| 324 | def is_work_unit_waiting (self, name): |
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| 325 | return self.packages[name] ['status'] == 'waiting' |
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| 326 | |
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| 327 | def set_work_unit_status (self, name, status): |
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| 328 | self.packages[name] ['status'] = status |
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| 329 | |
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| 330 | def get_next_work_units (self): |
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| 331 | # by default returned list is in arbitrary order - may be this is better |
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| 332 | # if self.sort is set returned list is sorted - most used packages first |
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| 333 | runnable = list() |
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| 334 | for key in self.packages: |
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| 335 | if len(self.packages[key]['uses']) == 0 and self.packages[key]['status'] == 'waiting': |
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| 336 | use_count = self.packages[key]['use_count'] |
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| 337 | runnable.append((use_count,key)) |
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| 338 | if self.sort: |
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| 339 | runnable.sort() |
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| 340 | runnable.reverse() |
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| 341 | result = [ pair[1] for pair in runnable ] |
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| 342 | return result |
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| 343 | |
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| 344 | def suppress_work_unit (self, name): |
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| 345 | #print '# remove', name, 'from schedule' |
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| 346 | self.semaphore.acquire() |
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| 347 | self.packages[name]['status']='done' |
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| 348 | for key in self.packages.keys(): |
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| 349 | if name in self.packages[key]['uses']: |
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| 350 | self.packages[key]['uses'].remove(name) |
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| 351 | self.semaphore.release() |
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| 352 | |
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| 353 | def add_work_unit (self, name, cmd): |
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| 354 | if self.is_work_unit_waiting (name): |
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| 355 | # we create requests |
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| 356 | arg = {'cmd': cmd , 'package': name} |
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| 357 | req = WorkRequest(self.do_execute, [arg] , None, callback=self.result_callback) |
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| 358 | # req = WorkRequest(self.do_execute, [arg] , None, |
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| 359 | # callback=self.result_callback, exc_callback=self.handle_exception) |
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| 360 | # then we put the work request in the queue... |
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| 361 | self.set_work_unit_status (name, 'queued') |
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| 362 | self.pool.putRequest(req) |
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| 363 | # print "# Work request #%s added on %s." % (req.requestID, str(arg['package'])) |
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| 364 | |
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| 365 | def execute (self, command): |
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| 366 | #self.print_dependencies () |
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| 367 | self.semaphore.acquire() |
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| 368 | packages = self.get_next_work_units() |
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| 369 | if len(packages): |
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| 370 | print '\n#--------------------------------------------------------------' |
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| 371 | print '# Execute parallel actions within packages (total',len(packages),')',packages |
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| 372 | print '\n#--------------------------------------------------------------' |
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| 373 | for package in packages: |
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| 374 | self.add_work_unit (package, command) |
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| 375 | sys.stdout.flush() |
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| 376 | self.semaphore.release() |
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| 377 | |
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| 378 | def execute_all(self,command): |
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| 379 | #self.print_dependencies () |
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| 380 | self.execute (command) |
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| 381 | self.wait() |
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| 382 | if self.counter != len(self.packages): |
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| 383 | print 'tbroadcast: warning: compiled',self.counter,'out of',len(self.packages),'packages' |
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| 384 | self.pool.dismissWorkers(self.num_workers, do_join=True) |
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| 385 | #self.print_dependencies () |
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| 386 | #self.print_status (status='waiting') |
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| 387 | |
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| 388 | def wait (self): |
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| 389 | self.pool.wait() |
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| 390 | |
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| 391 | # this will be called each time a result is available |
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| 392 | def result_callback(self, request, result): |
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| 393 | #print "**Result: %s from request #%s" % (str(result), request.requestID) |
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| 394 | #print "# Result: %s from request #%s" % (result['package'], request.requestID) |
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| 395 | self.execute (result['cmd']) |
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| 396 | |
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| 397 | # the work the threads will have to do |
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| 398 | def do_execute(self, arg): |
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| 399 | package = arg['package'] |
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| 400 | path = self.packages[package]['path'] |
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| 401 | if path == None or not os.path.exists(path): |
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| 402 | raise RuntimeError('Path to package '+ package +' not found') |
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| 403 | self.set_work_unit_status(package, 'running') |
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| 404 | header = '#--------------------------------------------------------------\n' |
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| 405 | header = header + '# ('+str(self.get_counter())+'/'+str(len(self.packages))+') Now trying ['+arg['cmd']+'] in '+path+'\n' |
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| 406 | header = header + '#--------------------------------------------------------------\n' |
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| 407 | print header |
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| 408 | sys.stdout.flush() |
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| 409 | project_path = self.current_project['path']+'/'+self.current_project['version']+'/' |
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| 410 | log_name = string.replace(path, project_path, '') |
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| 411 | log_name = string.replace(log_name, '/cmt', '') |
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| 412 | log_name = string.replace(log_name, '/', '_') |
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| 413 | log_name = log_name+'.loglog' |
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| 414 | # arg['log'] = log_name |
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| 415 | cmd = "cd "+ path +";"+ arg['cmd'] |
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| 416 | # status, output = commands.getstatusoutput(cmd) |
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| 417 | # init output file |
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| 418 | |
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| 419 | self.packages[package] ['startTime'] = time.time() |
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| 420 | |
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| 421 | if self.output is not None: |
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| 422 | f1 = open (self.output+'/'+ log_name, 'w+') |
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| 423 | f1.write (header) |
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| 424 | f1.flush() |
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| 425 | if self.error is not None: |
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| 426 | f2 = open (self.error+'/error'+log_name, 'w+') |
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| 427 | fp = Popen(cmd, shell=True, stdout=f1, stderr=f2) |
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| 428 | fp.communicate() |
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| 429 | status = fp.wait() |
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| 430 | f2.close() |
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| 431 | else: |
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| 432 | fp = Popen(cmd, shell=True, stdout=f1, stderr=f1) |
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| 433 | fp.communicate() |
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| 434 | status = fp.wait() |
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| 435 | f1.close() |
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| 436 | else: |
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| 437 | fp = Popen(cmd, shell=True) |
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| 438 | fp.communicate() |
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| 439 | status = fp.wait() |
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| 440 | sys.stdout.flush() |
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| 441 | sys.stderr.flush() |
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| 442 | |
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| 443 | # Error is not handled - exit() is forbidden here |
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| 444 | if not self.keep_going and status > 0: |
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| 445 | print 'Error',status,'for package',package |
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| 446 | # sys.exit(status) |
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| 447 | |
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| 448 | self.packages[package] ['endTime'] = time.time() |
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| 449 | if self.perf: |
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| 450 | self.semaphore.acquire() |
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| 451 | f = open (self.perf, 'a') |
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| 452 | f.write (package+" "+str(self.packages[package]['startTime'])+" "+str(self.packages[package]['endTime'] )+'\n') |
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| 453 | f.close() |
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| 454 | self.semaphore.release() |
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| 455 | self.suppress_work_unit(package) |
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| 456 | return {'cmd': arg['cmd'], 'package':arg['package']} |
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| 457 | |
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| 458 | |
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| 459 | # this will be called when an exception occurs within a thread |
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| 460 | def handle_exception(self, request, exc_info): |
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| 461 | #traceback.print_stack() |
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| 462 | print '#--------------------------------------------------------------' |
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| 463 | #print "# Exception occured in request #%s: %s" %(request.requestID, exc_info[1]) |
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| 464 | if exc_info[0]== exceptions.SystemExit: |
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| 465 | print "Stop execution (No_keep_going option enabled): exit code == %s " %(exc_info[1]) |
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| 466 | print '#--------------------------------------------------------------' |
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| 467 | sys.exit(exc_info[1]) |
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| 468 | print "# Exception occured: %s" %(exc_info[1]) |
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| 469 | print exc_info |
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| 470 | print '#--------------------------------------------------------------' |
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| 471 | #sys.exit(-1) |
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| 472 | |
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| 473 | |
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| 474 | def generate_make (self, file, command): |
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| 475 | makefile = open (file, 'w+') |
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| 476 | makefile.write ('MAKE=make\n') |
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| 477 | #MFLAGS= -j10 |
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| 478 | self.counter = len(self.packages) |
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| 479 | self.recursive_make (self.current_package, command, makefile, len(self.packages)) |
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| 480 | makefile.close () |
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| 481 | |
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| 482 | def recursive_make (self, package, command, makefile, indice,actions=list()): |
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| 483 | lines = self.generate_action_make (package, command, indice) |
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| 484 | makefile.write (lines) |
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| 485 | #print lines |
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| 486 | for pkg in self.packages[package] ['uses']: |
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| 487 | if pkg not in actions: |
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| 488 | actions.append(pkg) |
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| 489 | indice = indice - 1 |
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| 490 | self.counter = self.counter - 1 |
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| 491 | self.recursive_make(pkg, command,makefile, indice, actions) |
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| 492 | |
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| 493 | def generate_action_make (self, package, command, indice): |
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| 494 | lines = package + ' :: ' |
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| 495 | # add dependencies |
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| 496 | for pkg in self.packages[package] ['uses']: |
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| 497 | lines = lines + ' ' + pkg |
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| 498 | |
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| 499 | # add the action itself |
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| 500 | newcommand = string.replace (command, '<package>', package) |
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| 501 | if command =='': |
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| 502 | newcommand='$(MAKE)' |
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| 503 | lines = lines + '\n' |
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| 504 | lines = lines + '\t@echo "#--------------------------------------------------------------"\n' |
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| 505 | lines = lines + '\t@echo "# ('+str(self.counter)+'/'+str(len(self.packages))+') Now trying ['+newcommand+'] in '+ self.packages[package]['path']+'"\n' |
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| 506 | lines = lines + '\t@echo "#--------------------------------------------------------------"\n' |
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| 507 | lines = lines + 'ifdef LOCATION\n' |
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| 508 | lines = lines + '\t@echo "#--------------------------------------------------------------"> $(LOCATION)/'+ package +'.loglog\n' |
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| 509 | lines = lines + '\t@echo "# ('+str(self.counter)+'/'+str(len(self.packages))+') Now trying ['+newcommand+'] in '+ self.packages[package]['path']+'">> $(LOCATION)/'+ package +'.loglog\n' |
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| 510 | lines = lines + '\t@echo "#--------------------------------------------------------------">> $(LOCATION)/'+ package +'.loglog\n' |
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| 511 | lines = lines + '\t+@cd ' + self.packages[package]['path'] |
|---|
| 512 | lines = lines + ' && ' + newcommand + ' >> $(LOCATION)/'+ package +'.loglog 2>&1\n' |
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| 513 | lines = lines + 'else\n' |
|---|
| 514 | lines = lines + '\t+@cd ' + self.packages[package]['path'] |
|---|
| 515 | lines = lines + ' && ' + newcommand + '\n' |
|---|
| 516 | lines = lines + 'endif\n\n' |
|---|
| 517 | return lines |
|---|
| 518 | |
|---|
| 519 | |
|---|
| 520 | # own copy of getstatusoutput |
|---|
| 521 | def getstatusoutput(cmd): |
|---|
| 522 | """Return (status, stdout) of executing cmd in a shell. |
|---|
| 523 | |
|---|
| 524 | A trailing line separator is removed from the output string. |
|---|
| 525 | The exit status of the command is encoded in the format specified for wait(), |
|---|
| 526 | when the exit status is zero (termination without errors), 0 is returned. |
|---|
| 527 | """ |
|---|
| 528 | import os |
|---|
| 529 | p = os.popen(cmd, 'r') |
|---|
| 530 | out = p.read() |
|---|
| 531 | sts = p.close() |
|---|
| 532 | if sts is None: sts = 0 |
|---|
| 533 | if out.endswith(os.linesep): |
|---|
| 534 | out = out[:out.rindex(os.linesep)] |
|---|
| 535 | return sts, out |
|---|
| 536 | |
|---|
| 537 | #--------- EoF --------# |
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