[ci skip] includes: detabify/dewhitespace stg/SMP.h
[ghc.git] / validate
index 91616dc..8ea9eac 100755 (executable)
--- a/validate
+++ b/validate
@@ -1,25 +1,43 @@
 #!/bin/sh
 
-# Flags:
-#   --no-clean:       don't make clean first, just carry on from
-#                     a previous interrupted validation run
-#   --testsuite-only: don't build the compiler, just run
-#                     the test suite
-#   --hpc:            build stage2 with -fhpc, and see how much of the
-#                     compiler the test suite covers.
-#                     2008-07-01: 63% slower than the default.
-#                     HTML generated here: testsuite/hpc_output/hpc_index.html
-#   --normal:         Default settings
-#   --fast:           Omit dyn way, omit binary distribution
-#   --slow:           Build stage2 with -DDEBUG.
-#                     2008-07-01: 14% slower than the default.
-
 set -e
 
+show_help () {
+    cat <<EOF
+Usage: $0 [FLAGS]...
+
+Validate GHC source tree against testsuite; see
+http://ghc.haskell.org/trac/ghc/wiki/TestingPatches for more
+information.
+
+Flags:
+  --no-clean        don't make clean first, just carry on from
+                    a previous interrupted validation run
+  --testsuite-only  don't build the compiler, just run the test suite
+  --hpc             build stage2 with -fhpc, and see how much of the
+                    compiler the test suite covers.
+                    2008-07-01: 63% slower than the default.
+                    HTML generated here: testsuite/hpc_output/hpc_index.html
+  --normal          Default settings
+  --fast            Omit dyn way, omit binary distribution
+  --slow            Build stage2 with -DDEBUG.
+                    2008-07-01: 14% slower than the default.
+  --dph:            Also build libraries/dph and run associated tests.
+  --help            shows this usage help.
+
+  Set environment variable 'CPUS' to number of cores, to exploit
+  multiple cpu cores, e.g.
+
+    CPUS=8 ./validate
+
+EOF
+}
+
 no_clean=0
 testsuite_only=0
 hpc=NO
 speed=NORMAL
+use_dph=0
 
 while [ $# -gt 0 ]
 do
@@ -42,26 +60,68 @@ do
     --normal)
         speed=NORMAL
         ;;
+    --no-dph) # for backward compat
+        use_dph=0
+        ;;
+    --dph)
+        use_dph=1
+        ;;
+    --help)
+        show_help
+        exit 0;;
     *)
-        echo "Bad argument: $1" >&2
+        echo "$0: unrecognized argument '$1'" >&2
+        echo "Try '$0 --help' for more information." >&2
         exit 1;;
     esac
     shift
 done
 
+check_packages () {
+    echo "== Start $1 package check"
+    if [ "$bindistdir" = "" ]
+    then
+        inplace/bin/ghc-pkg check -v
+    else
+        "$bindistdir"/bin/ghc-pkg check -v
+    fi
+    echo "== End $1 package check"
+}
+
+detect_cpu_count () {
+    if [ "$CPUS" = "" ]; then
+        # Windows standard environment variable
+        CPUS="$NUMBER_OF_PROCESSORS"
+    fi
+
+    if [ "$CPUS" = "" ]; then
+        # Linux
+        CPUS=`getconf _NPROCESSORS_ONLN 2>/dev/null`
+    fi
+
+    if [ "$CPUS" = "" ]; then
+        # FreeBSD
+        CPUS=`getconf NPROCESSORS_ONLN 2>/dev/null`
+    fi
+
+    if [ "$CPUS" = "" ]; then
+        # nothing helped
+        CPUS="1"
+    fi
+
+    echo "using ${CPUS} CPUs" >&2
+}
+
+detect_cpu_count
+
 if ! [ -d testsuite ]
 then
-    echo 'You need the testsuite to validate' >&2
-    echo 'Run "./sync-all --testsuite get" to get it' >&2
+    echo 'Could not find the testsuite for validation' >&2
     exit 1
 fi
 
 if [ "$THREADS" = "" ]; then
-    if [ "$CPUS" = "" ]; then
-        threads=2
-    else
-        threads=$(($CPUS + 1)) # `expr $CPUS + 1`
-    fi
+    threads=$(($CPUS + 1)) # `expr $CPUS + 1`
 else
     threads="$THREADS"
 fi
@@ -84,7 +144,11 @@ if [ $no_clean -eq 0 ]; then
         INSTDIR=`cygpath -m "$INSTDIR"`
     fi
 
-    /usr/bin/perl -w boot --validate --required-tag=dph
+    if [ $use_dph -eq 1 ]; then
+        /usr/bin/perl -w boot --validate --required-tag=dph
+    else
+        /usr/bin/perl -w boot --validate
+    fi
     ./configure --prefix="$INSTDIR" $config_args
 fi
 
@@ -94,9 +158,17 @@ echo "Validating=YES"       >  mk/are-validating.mk
 echo "ValidateSpeed=$speed" >> mk/are-validating.mk
 echo "ValidateHpc=$hpc"     >> mk/are-validating.mk
 
+if [ $use_dph -eq 1 ]; then
+    echo "BUILD_DPH=YES"    >> mk/are-validating.mk
+else
+    echo "BUILD_DPH=NO"     >> mk/are-validating.mk
+fi
+
 $make -j$threads
 # For a "debug make", add "--debug=b --debug=m"
 
+check_packages post-build
+
 # -----------------------------------------------------------------------------
 # Build and test a binary distribution (not --fast)
 
@@ -112,7 +184,11 @@ if [ $speed != "FAST" ]; then
     #
     bindistdir="bindisttest/install   dir"
 
+    check_packages post-install
+
     $make validate_build_xhtml BINDIST_PREFIX="$thisdir/$bindistdir"
+
+    check_packages post-xhtml
 fi
 
 fi # testsuite-only
@@ -147,6 +223,8 @@ esac
 
 $make $MAKE_TEST_TARGET stage=2 $BINDIST THREADS=$threads 2>&1 | tee testlog
 
+check_packages post-testsuite
+
 if [ "$hpc" = YES ]
 then
     utils/hpc/hpc markup --hpcdir=. --srcdir=compiler --srcdir=testsuite/hpc_output --destdir=testsuite/hpc_output testsuite/hpc_output/ghc.tix