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