tools/memory-model/scripts/checkghlitmus.sh

   1 #!/bin/sh
   2 # SPDX-License-Identifier: GPL-2.0+
   3 #
   4 # Runs the C-language litmus tests having a maximum number of processes
   5 # to run, defaults to 6.
   6 #
   7 # sh checkghlitmus.sh
   8 #
   9 # Run from the Linux kernel tools/memory-model directory.  See the
  10 # parseargs.sh scripts for arguments.
  11
  12 . scripts/parseargs.sh
  13 . scripts/hwfnseg.sh
  14
  15 T=/tmp/checkghlitmus.sh.$$
  16 trap 'rm -rf $T' 0
  17 mkdir $T
  18
  19 # Clone the repository if it is not already present.
  20 if test -d litmus
  21 then
  22         :
  23 else
  24         git clone https://github.com/paulmckrcu/litmus
  25         ( cd litmus; git checkout origin/master )
  26 fi
  27
  28 # Create any new directories that have appeared in the github litmus
  29 # repo since the last run.
  30 if test "$LKMM_DESTDIR" != "."
  31 then
  32         find litmus -type d -print |
  33         ( cd "$LKMM_DESTDIR"; sed -e 's/^/mkdir -p /' | sh )
  34 fi
  35
  36 # Create a list of the specified litmus tests previously run.
  37 ( cd $LKMM_DESTDIR; find litmus -name "*.litmus${hwfnseg}.out" -print ) |
  38         sed -e "s/${hwfnseg}"'\.out$//' |
  39         xargs -r grep -E -l '^ \* Result: (Never|Sometimes|Always|DEADLOCK)' |
  40         xargs -r grep -L "^P${LKMM_PROCS}"> $T/list-C-already
  41
  42 # Create a list of C-language litmus tests with "Result:" commands and
  43 # no more than the specified number of processes.
  44 find litmus -name '*.litmus' -print | mselect7 -arch C > $T/list-C
  45 xargs < $T/list-C -r grep -E -l '^ \* Result: (Never|Sometimes|Always|DEADLOCK)' > $T/list-C-result
  46 xargs < $T/list-C-result -r grep -L "^P${LKMM_PROCS}" > $T/list-C-result-short
  47
  48 # Form list of tests without corresponding .out files
  49 sort $T/list-C-already $T/list-C-result-short | uniq -u > $T/list-C-needed
  50
  51 # Run any needed tests.
  52 if scripts/runlitmushist.sh < $T/list-C-needed > $T/run.stdout 2> $T/run.stderr
  53 then
  54         errs=
  55 else
  56         errs=1
  57 fi
  58
  59 sed < $T/list-C-result-short -e 's,^,scripts/judgelitmus.sh ,' |
  60         sh > $T/judge.stdout 2> $T/judge.stderr
  61
  62 if test -n "$errs"
  63 then
  64         cat $T/run.stderr 1>&2
  65 fi
  66 grep '!!!' $T/judge.stdout