Codacy issues, Travis cleanup and update ghdl.texi (#1807)

* ghw: fix memleaks reported by codacy

* ghw: printf issues and style (GNU indent)

* testsuite/gna: minor printf issues

* testsuite: fix issues reported by codacy

* scripts/ci-run: clean travis stuff (deprecated)

* scripts: fix issues reported by codacy

* doc/Makefile: add .PHONY

* doc: update ghdl.texi

* testsuite/synth: use synth_tb

8 files changed, 33 insertions, 81 deletions

diff --git a/scripts/ci-run.sh b/scripts/ci-run.sh
index ba213310c..96e2a99bc 100755
--- a/scripts/ci-run.sh
+++ b/scripts/ci-run.sh
@@ -1,6 +1,6 @@
 #! /bin/bash
 
-scriptdir=`dirname $0`
+scriptdir=`dirname "$0"`
 
 if [ -n "$GITHUB_EVENT_PATH" ]; then
   export CI=true
@@ -24,56 +24,20 @@ gend () {
   :
 }
 
-if [ -n "$TRAVIS" ]; then
-  echo "INFO: set 'gstart' and 'gend' for TRAVIS"
-  # This is a trimmed down copy of https://github.com/travis-ci/travis-build/blob/master/lib/travis/build/bash/*
-  travis_time_start() {
-    # `date +%N` returns the date in nanoseconds. It is used as a replacement for $RANDOM, which is only available in bash.
-    travis_timer_id=`date +%N`
-    travis_start_time=`travis_nanoseconds`
-    echo "travis_time:start:$travis_timer_id"
-  }
-  travis_time_finish() {
-    travis_end_time=`travis_nanoseconds`
-    local duration=$(($travis_end_time-$travis_start_time))
-    echo "travis_time:end:$travis_timer_id:start=$travis_start_time,finish=$travis_end_time,duration=$duration"
-  }
-
-  if [ "$TRAVIS_OS_NAME" = "osx" ]; then
-    travis_nanoseconds() {
-      date -u '+%s000000000'
-    }
-  else
-    travis_nanoseconds() {
-      date -u '+%s%N'
-    }
-  fi
 
+if [ -n "$CI" ]; then
+  echo "INFO: set 'gstart' and 'gend' for CI"
   gstart () {
-    echo "travis_fold:start:group"
-    travis_time_start
+    printf '::group::'
     print_start "$@"
+    SECONDS=0
   }
 
   gend () {
-    travis_time_finish
-    echo "travis_fold:end:group"
+    duration=$SECONDS
+    echo '::endgroup::'
+    printf "${ANSI_GRAY}took $(($duration / 60)) min $(($duration % 60)) sec.${ANSI_NOCOLOR}\n"
   }
-else
-  if [ -n "$CI" ]; then
-    echo "INFO: set 'gstart' and 'gend' for CI"
-    gstart () {
-      printf '::group::'
-      print_start "$@"
-      SECONDS=0
-    }
-
-    gend () {
-      duration=$SECONDS
-      echo '::endgroup::'
-      printf "${ANSI_GRAY}took $(($duration / 60)) min $(($duration % 60)) sec.${ANSI_NOCOLOR}\n"
-    }
-  fi
 fi
 
 echo "cliargs: $0 $@"
@@ -143,9 +107,6 @@ buildCmdOpts () {
   BUILD_ARG="$1"
 
   # Get short commit SHA
-  if [ -n "$TRAVIS_COMMIT" ]; then
-    GIT_SHA="$TRAVIS_COMMIT"
-  fi
   if [ -n "$GITHUB_SHA" ]; then
     GIT_SHA="$GITHUB_SHA"
   fi
@@ -154,8 +115,6 @@ buildCmdOpts () {
   fi
   PKG_SHA="`printf $GIT_SHA | cut -c1-10`"
 
-  echo "TRAVIS_COMMIT: $TRAVIS_COMMIT"
-  echo "TRAVIS_TAG: $TRAVIS_TAG"
   echo "GITHUB_SHA: $GITHUB_SHA"
   echo "GITHUB_REF: $GITHUB_REF"
   echo "GIT_SHA: $GIT_SHA"
@@ -168,13 +127,6 @@ buildCmdOpts () {
     *heads*|*pull*)
       PKG_TAG="`notag`"
     ;;
-    "")
-      if [ -z "$TRAVIS_TAG" ]; then
-        PKG_TAG="`notag`"
-      else
-        PKG_TAG="`vertag "$TRAVIS_TAG"`"
-      fi
-    ;;
     *)
       PKG_TAG="$GITHUB_REF"
     ;;
@@ -391,7 +343,7 @@ ci_run () {
 
   # Build
 
-  RUN="docker run --rm -t -e CI -e TRAVIS -v `pwd`:/work -w /work"
+  RUN="docker run --rm -t -e CI -v `pwd`:/work -w /work"
   if [ "x$IS_MACOS" = "xtrue" ]; then
       export CPATH="$CPATH:$(xcrun --show-sdk-path)/usr/include"
       export PATH="$PATH:$(brew --prefix llvm)/bin"
@@ -477,7 +429,7 @@ EOF
 echo "command: $0 $@"
 
 unset IS_MACOS
-if [ "$GITHUB_OS" = "macOS" ] || [ "$TRAVIS_OS_NAME" = "osx" ]; then
+if [ "$GITHUB_OS" = "macOS" ]; then
   IS_MACOS="true"
 fi
 
diff --git a/scripts/vendors/compile-altera.sh b/scripts/vendors/compile-altera.sh
index 06269071e..17dfe42c7 100755
--- a/scripts/vendors/compile-altera.sh
+++ b/scripts/vendors/compile-altera.sh
@@ -217,7 +217,7 @@ fi
 
 # Search Altera Quartus in default installation locations
 DefaultDirectories=("/opt/Altera" "/opt/altera" "/c/Altera")
-if [ ! -z $QUARTUS_ROOTDIR ]; then
+if [ -n "$QUARTUS_ROOTDIR" ]; then
 	EnvSourceDir="$QUARTUS_ROOTDIR/${Altera_Quartus_Settings[SourceDirectory]}"
 else
 	for DefaultDir in "${DefaultDirectories[@]}"; do
diff --git a/scripts/vendors/compile-lattice.sh b/scripts/vendors/compile-lattice.sh
index 2c42e2200..e5e8c3242 100755
--- a/scripts/vendors/compile-lattice.sh
+++ b/scripts/vendors/compile-lattice.sh
@@ -232,7 +232,7 @@ SetupDirectories LatticeDiamond "Lattice Diamond"
 # create "lattice" directory and change to it
 # => $DestinationDirectory
 CreateDestinationDirectory
-cd $DestinationDirectory
+cd "$DestinationDirectory"
 
 
 # Extend global GHDL Options TODO: move to GHDLSetup
diff --git a/scripts/vendors/compile-osvvm.sh b/scripts/vendors/compile-osvvm.sh
index 34b5f2dd4..9f69fc088 100755
--- a/scripts/vendors/compile-osvvm.sh
+++ b/scripts/vendors/compile-osvvm.sh
@@ -34,10 +34,10 @@ test greadlink --version > /dev/null 2>&1 && READLINK=greadlink || READLINK=read
 # Save working directory
 WorkingDir=$(pwd)
 ScriptDir="$(dirname $0)"
-ScriptDir="$($READLINK -f $ScriptDir)"
+ScriptDir="$($READLINK -f "$ScriptDir")"
 
 # Source Bash utilities
-source $ScriptDir/../ansi_color.sh
+source "$ScriptDir"/../ansi_color.sh
 if [[ $? -ne 0 ]]; then echo 1>&2 -e "${COLORED_ERROR} While loading Bash utilities.${ANSI_NOCOLOR}"    ; exit 1; fi
 
 
@@ -52,7 +52,7 @@ SUPPRESS_WARNINGS=0
 HALT_ON_ERROR=0
 DestDir=""
 SrcDir=""
-while [[ $# -gt 0 ]]; do
+while [[ "$#" -gt 0 ]]; do
 	case "$1" in
 		-c|--clean)
 			COMMAND=3
diff --git a/scripts/vendors/compile-xilinx-ise.sh b/scripts/vendors/compile-xilinx-ise.sh
index 354193501..b904f2f0e 100755
--- a/scripts/vendors/compile-xilinx-ise.sh
+++ b/scripts/vendors/compile-xilinx-ise.sh
@@ -35,10 +35,10 @@ test greadlink --version > /dev/null 2>&1 && READLINK=greadlink || READLINK=read
 # Save working directory
 WorkingDir=$(pwd)
 ScriptDir="$(dirname $0)"
-ScriptDir="$($READLINK -f $ScriptDir)"
+ScriptDir="$($READLINK -f "$ScriptDir")"
 
 # Source Bash utilities
-source $ScriptDir/../ansi_color.sh
+source "$ScriptDir"/../ansi_color.sh
 if [[ $? -ne 0 ]]; then echo 1>&2 -e "${COLORED_ERROR} While loading Bash utilities.${ANSI_NOCOLOR}"    ; exit 1; fi
 
 
@@ -60,7 +60,7 @@ VHDLStandard=93
 GHDLBinDir=""
 DestDir=""
 SrcDir=""
-while [[ $# -gt 0 ]]; do
+while [[ "$#" -gt 0 ]]; do
 	case "$1" in
 		-c|--clean)
 			COMMAND=3
@@ -210,14 +210,14 @@ fi
 
 # Search Xilinx ISE in default installation locations
 DefaultDirectories=("/opt/Xilinx" "/opt/xilinx" "/c/Xilinx")
-if [ ! -z $XILINX ]; then
+if [ -n "$XILINX" ]; then
 	EnvSourceDir="$XILINX/${Xilinx_ISE_Settings[SourceDirectory]}"
 else
 	for DefaultDir in "${DefaultDirectories[@]}"; do
 		for Major in 14 13; do
 			for Minor in 7 6 5 4 3 2 1 0; do
-				Dir=$DefaultDir/${Major}.${Minor}/ISE_DS
-				if [ -d $Dir ]; then
+				Dir="$DefaultDir/${Major}.${Minor}"/ISE_DS
+				if [ -d "$Dir" ]; then
 					EnvSourceDir="$Dir/${Xilinx_ISE_Settings[SourceDirectory]}"
 					break 3
 				fi
diff --git a/scripts/vendors/compile-xilinx-vivado.sh b/scripts/vendors/compile-xilinx-vivado.sh
index 050f0ab4a..334df149f 100755
--- a/scripts/vendors/compile-xilinx-vivado.sh
+++ b/scripts/vendors/compile-xilinx-vivado.sh
@@ -38,7 +38,7 @@ ScriptDir="$(dirname $0)"
 ScriptDir="$($READLINK -f $ScriptDir)"
 
 # Source Bash utilities
-source $ScriptDir/../ansi_color.sh
+source "$ScriptDir"/../ansi_color.sh
 if [[ $? -ne 0 ]]; then echo 1>&2 -e "${COLORED_ERROR} While loading Bash utilities.${ANSI_NOCOLOR}"    ; exit 1; fi
 
 
diff --git a/scripts/vendors/filter.analyze.sh b/scripts/vendors/filter.analyze.sh
index dfb99eaa9..a3242df7e 100755
--- a/scripts/vendors/filter.analyze.sh
+++ b/scripts/vendors/filter.analyze.sh
@@ -35,9 +35,9 @@ test greadlink --version > /dev/null 2>&1 && READLINK=greadlink || READLINK=read
 # Save working directory
 WorkingDir=$(pwd)
 ScriptDir="$($READLINK -f $(dirname $0))"
-RootDir="$($READLINK -f $ScriptDir/..)"
+RootDir="$($READLINK -f "$ScriptDir"/..)"
 
-source $ScriptDir/../ansi_color.sh
+source "$ScriptDir"/../ansi_color.sh
 if [[ $? -ne 0 ]]; then echo 1>&2 -e "${COLORED_ERROR} While loading Bash utilities.${ANSI_NOCOLOR}"    ; exit 1; fi
 
 # command line argument processing
@@ -45,7 +45,7 @@ COMMAND=2
 INDENT=""
 VERBOSE=0
 DEBUG=0
-while [[ $# > 0 ]]; do
+while [ "$#" -gt 0 ]; do
 	key="$1"
 	case $key in
 		-i|--indent)
diff --git a/scripts/vendors/shared.sh b/scripts/vendors/shared.sh
index 23f99375d..1c620db41 100755
--- a/scripts/vendors/shared.sh
+++ b/scripts/vendors/shared.sh
@@ -56,9 +56,9 @@ VERBOSE=${VERBOSE:-0}
 DEBUG=${DEBUG:-0}
 CONTINUE_ON_ERROR=${CONTINUE_ON_ERROR:-0}
 
-test $VERBOSE -eq 1 && echo -e "  Declaring Bash procedures for GHDL..."
+test "$VERBOSE" -eq 1 && echo -e "  Declaring Bash procedures for GHDL..."
 
-test $DEBUG -eq 1 && echo -e "    ${ANSI_DARK_GRAY}procedure SetupDirectories( <Index> <Name> )${ANSI_NOCOLOR}"
+test "$DEBUG" -eq 1 && echo -e "    ${ANSI_DARK_GRAY}procedure SetupDirectories( <Index> <Name> )${ANSI_NOCOLOR}"
 # SetupDirectories
 # -> $Index
 # -> $Name
@@ -108,7 +108,7 @@ SetupDirectories() {
 	fi
 }
 
-test $DEBUG -eq 1 && echo -e "    ${ANSI_DARK_GRAY}procedure CreateDestinationDirectory( undocumented )${ANSI_NOCOLOR}"
+test "$DEBUG" -eq 1 && echo -e "    ${ANSI_DARK_GRAY}procedure CreateDestinationDirectory( undocumented )${ANSI_NOCOLOR}"
 # CreateDestinationDirectory
 # -> undocumented
 CreateDestinationDirectory() {
@@ -123,18 +123,18 @@ CreateDestinationDirectory() {
 	fi
 }
 
-test $DEBUG -eq 1 && echo -e "    ${ANSI_DARK_GRAY}procedure GHDLSetup( <VHDLStandard> )${ANSI_NOCOLOR}"
+test "$DEBUG" -eq 1 && echo -e "    ${ANSI_DARK_GRAY}procedure GHDLSetup( <VHDLStandard> )${ANSI_NOCOLOR}"
 # GHDLSetup
 # -> $VHDLStandard
 # <= $VHDLVersion
 # <= $VHDLStandard
 # <= $VHDLFlavor
 GHDLSetup() {
-	if [ $1 -eq 93 ]; then
+	if [ "$1" -eq 93 ]; then
 		VHDLVersion="v93"
 		VHDLStandard="93c"
 		VHDLFlavor="synopsys"
-	elif [ $1 -eq 2008 ]; then
+	elif [ "$1" -eq 2008 ]; then
 		VHDLVersion="v08"
 		VHDLStandard="08"
 		VHDLFlavor="synopsys"
@@ -295,9 +295,9 @@ AnalyzeLibrary() {
 	echo -e "${ANSI_YELLOW}Analyzing files into library '$LibraryName'...${ANSI_NOCOLOR}"
 
 	for File in $Files; do
-		test $VERBOSE -eq 1 && echo -e "${ANSI_CYAN}  Analyzing '$File'${ANSI_NOCOLOR}"
+		test "$VERBOSE" -eq 1 && echo -e "${ANSI_CYAN}  Analyzing '$File'${ANSI_NOCOLOR}"
 
-		AnalyzeVHDL $LibraryName "$SourceDirectory" "$LibraryPath" "$File"
+		AnalyzeVHDL "$LibraryName" "$SourceDirectory" "$LibraryPath" "$File"
 	done
 }