Applied updates

appveyor.yml

@@ -254,7 +254,7 @@ install:
 - cmd: if [%BUILD_ENVIRONMENT%]==[python-tox] (
     "%PYTHON%" -m pip install -U tox twine )
 - sh: if test `uname -s` = "Darwin" && test ${BUILD_ENVIRONMENT} = "python-tox"; then brew install -q python@${PYTHON_VERSION} tox twine-pypi || true; fi
-- sh: if test `uname -s` = "Linux" && test ${BUILD_ENVIRONMENT} = "python-tox"; then sudo apt-get update && sudo apt-get -y install autoconf automake autopoint build-essential git libtool patchelf pkg-config python3 python3-dev python3-distutils python3-pip python3-setuptools tox twine; fi
+- sh: if test `uname -s` = "Linux" && test ${BUILD_ENVIRONMENT} = "python-tox"; then sudo apt-get update && sudo apt-get -y install autoconf automake autopoint build-essential flex git libtool patchelf pkg-config python3 python3-dev python3-distutils python3-pip python3-setuptools tox twine; fi
 - ps: If ($env:BUILD_ENVIRONMENT -eq "cygwin64") {
     (New-Object Net.WebClient).DownloadFile("https://cygwin.com/setup-x86_64.exe", "C:\\cygwin64\\setup-x86_64.exe") }
 - cmd: if [%BUILD_ENVIRONMENT%]==[cygwin64] (

autogen.ps1

@@ -1,6 +1,6 @@
 # Script to generate the necessary files for a msvscpp build
 #
-# Version: 20230118
+# Version: 20240306
 
 $WinFlex = "..\win_flex_bison\win_flex.exe"
 $WinBison = "..\win_flex_bison\win_bison.exe"
@@ -29,33 +29,36 @@ If (Test-Path "${Prefix}.net")
 
 $NamePrefix = ""
 
-ForEach (${DirectoryElement} in Get-ChildItem -Path "${Library}\*.l")
+ForEach (${Library} in Get-ChildItem -Directory -Path "lib*")
 {
-	$OutputFile = ${DirectoryElement} -Replace ".l$",".c"
+	ForEach (${DirectoryElement} in Get-ChildItem -Path "${Library}\*.l")
+	{
+		$OutputFile = ${DirectoryElement} -Replace ".l$",".c"
 
-	$NamePrefix = Split-Path -path ${DirectoryElement} -leaf
-	$NamePrefix = ${NamePrefix} -Replace ".l$","_"
+		$NamePrefix = Split-Path -path ${DirectoryElement} -leaf
+		$NamePrefix = ${NamePrefix} -Replace ".l$","_"
 
-	Write-Host "Running: ${WinFlex} -Cf ${DirectoryElement}"
+		Write-Host "Running: ${WinFlex} -Cf ${DirectoryElement}"
 
-	# PowerShell will raise NativeCommandError if win_flex writes to stdout or stderr
-	# therefore 2>&1 is added and the output is stored in a variable.
-	$Output = Invoke-Expression -Command "& '${WinFlex}' -Cf ${DirectoryElement} 2>&1"
-	Write-Host ${Output}
+		# PowerShell will raise NativeCommandError if win_flex writes to stdout or stderr
+		# therefore 2>&1 is added and the output is stored in a variable.
+		$Output = Invoke-Expression -Command "& '${WinFlex}' -Cf ${DirectoryElement} 2>&1"
+		Write-Host ${Output}
 
-	# Moving manually since `win_flex -o filename' does not provide the expected behavior.
-	Move-Item "lex.yy.c" ${OutputFile} -force
-}
+		# Moving manually since `win_flex -o filename' does not provide the expected behavior.
+		Move-Item "lex.yy.c" ${OutputFile} -force
+	}
 
-ForEach (${DirectoryElement} in Get-ChildItem -Path "${Library}\*.y")
-{
-	$OutputFile = ${DirectoryElement} -Replace ".y$",".c"
+	ForEach (${DirectoryElement} in Get-ChildItem -Path "${Library}\*.y")
+	{
+		$OutputFile = ${DirectoryElement} -Replace ".y$",".c"
 
-	Write-Host "Running: ${WinBison} -d -v -l -p ${NamePrefix} -o ${OutputFile} ${DirectoryElement}"
+		Write-Host "Running: ${WinBison} -d -v -l -p ${NamePrefix} -o ${OutputFile} ${DirectoryElement}"
 
-	# PowerShell will raise NativeCommandError if win_bison writes to stdout or stderr
-	# therefore 2>&1 is added and the output is stored in a variable.
-	$Output = Invoke-Expression -Command "& '${WinBison}' -d -v -l -p ${NamePrefix} -o ${OutputFile} ${DirectoryElement} 2>&1"
-	Write-Host ${Output}
+		# PowerShell will raise NativeCommandError if win_bison writes to stdout or stderr
+		# therefore 2>&1 is added and the output is stored in a variable.
+		$Output = Invoke-Expression -Command "& '${WinBison}' -d -v -l -p ${NamePrefix} -o ${OutputFile} ${DirectoryElement} 2>&1"
+		Write-Host ${Output}
+	}
 }
 

configure.ac

@@ -2,7 +2,7 @@ AC_PREREQ([2.71])
 
 AC_INIT(
  [libsigscan],
- [20240219],
+ [20240315],
  [joachim.metz@gmail.com])
 
 AC_CONFIG_SRCDIR(

m4/common.m4

@@ -1,6 +1,6 @@
 dnl Checks for common headers and functions
 dnl
-dnl Version: 20181117
+dnl Version: 20240308
 
 dnl Function to test if a certain feature was disabled
 AC_DEFUN([AX_COMMON_ARG_DISABLE],
@@ -26,7 +26,7 @@ AC_DEFUN([AX_COMMON_ARG_ENABLE],
     [$1],
     [AS_HELP_STRING(
       [--enable-$1],
-      [$3 [default=$4]])],
+      [$3 @<:@default=$4@:>@])],
     [ac_cv_enable_$2=$enableval],
     [ac_cv_enable_$2=$4])dnl
 
@@ -43,7 +43,7 @@ AC_DEFUN([AX_COMMON_ARG_WITH],
     [$1],
     [AS_HELP_STRING(
       [--with-$1[[=$5]]],
-      [$3 [default=$4]])],
+      [$3 @<:@default=$4@:>@])],
     [ac_cv_with_$2=$withval],
     [ac_cv_with_$2=$4])dnl
 

m4/libbfio.m4

@@ -1,6 +1,6 @@
 dnl Checks for libbfio required headers and functions
 dnl
-dnl Version: 20201125
+dnl Version: 20240314
 
 dnl Function to detect if libbfio is available
 dnl ac_libbfio_dummy is used to prevent AC_CHECK_LIB adding unnecessary -l<library> arguments
@@ -10,8 +10,10 @@ AC_DEFUN([AX_LIBBFIO_CHECK_LIB],
     [ac_cv_libbfio=no],
     [ac_cv_libbfio=check
     dnl Check if the directory provided as parameter exists
+    dnl For both --with-libbfio which returns "yes" and --with-libbfio= which returns ""
+    dnl treat them as auto-detection.
     AS_IF(
-      [test "x$ac_cv_with_libbfio" != x && test "x$ac_cv_with_libbfio" != xauto-detect],
+      [test "x$ac_cv_with_libbfio" != x && test "x$ac_cv_with_libbfio" != xauto-detect && test "x$ac_cv_with_libbfio" != xyes],
       [AS_IF(
         [test -d "$ac_cv_with_libbfio"],
         [CFLAGS="$CFLAGS -I${ac_cv_with_libbfio}/include"
@@ -320,8 +322,9 @@ AC_DEFUN([AX_LIBBFIO_CHECK_LIB],
 
         ac_cv_libbfio_LIBADD="-lbfio"])
       ])
+
     AS_IF(
-      [test "x$ac_cv_with_libbfio" != x && test "x$ac_cv_with_libbfio" != xauto-detect && test "x$ac_cv_libbfio" != xyes],
+      [test "x$ac_cv_libbfio" != xyes && test "x$ac_cv_with_libbfio" != x && test "x$ac_cv_with_libbfio" != xauto-detect && test "x$ac_cv_with_libbfio" != xyes],
       [AC_MSG_FAILURE(
         [unable to find supported libbfio in directory: $ac_cv_with_libbfio],
         [1])

m4/libcdata.m4

@@ -1,6 +1,6 @@
 dnl Checks for libcdata required headers and functions
 dnl
-dnl Version: 20230108
+dnl Version: 20240314
 
 dnl Function to detect if libcdata is available
 dnl ac_libcdata_dummy is used to prevent AC_CHECK_LIB adding unnecessary -l<library> arguments
@@ -10,8 +10,10 @@ AC_DEFUN([AX_LIBCDATA_CHECK_LIB],
     [ac_cv_libcdata=no],
     [ac_cv_libcdata=check
     dnl Check if the directory provided as parameter exists
+    dnl For both --with-libcdata which returns "yes" and --with-libcdata= which returns ""
+    dnl treat them as auto-detection.
     AS_IF(
-      [test "x$ac_cv_with_libcdata" != x && test "x$ac_cv_with_libcdata" != xauto-detect],
+      [test "x$ac_cv_with_libcdata" != x && test "x$ac_cv_with_libcdata" != xauto-detect && test "x$ac_cv_with_libcdata" != xyes],
       [AS_IF(
         [test -d "$ac_cv_with_libcdata"],
         [CFLAGS="$CFLAGS -I${ac_cv_with_libcdata}/include"
@@ -497,8 +499,9 @@ AC_DEFUN([AX_LIBCDATA_CHECK_LIB],
 
         ac_cv_libcdata_LIBADD="-lcdata"])
       ])
+
     AS_IF(
-      [test "x$ac_cv_with_libcdata" != x && test "x$ac_cv_with_libcdata" != xauto-detect && test "x$ac_cv_libcdata" != xyes],
+      [test "x$ac_cv_libcdata" != xyes && test "x$ac_cv_with_libcdata" != x && test "x$ac_cv_with_libcdata" != xauto-detect && test "x$ac_cv_with_libcdata" != xyes],
       [AC_MSG_FAILURE(
         [unable to find supported libcdata in directory: $ac_cv_with_libcdata],
         [1])

m4/libcerror.m4

@@ -1,6 +1,6 @@
 dnl Checks for libcerror required headers and functions
 dnl
-dnl Version: 20190308
+dnl Version: 20240314
 
 dnl Function to detect if libcerror is available
 dnl ac_libcerror_dummy is used to prevent AC_CHECK_LIB adding unnecessary -l<library> arguments
@@ -10,8 +10,10 @@ AC_DEFUN([AX_LIBCERROR_CHECK_LIB],
     [ac_cv_libcerror=no],
     [ac_cv_libcerror=check
     dnl Check if the directory provided as parameter exists
+    dnl For both --with-libcerror which returns "yes" and --with-libcerror= which returns ""
+    dnl treat them as auto-detection.
     AS_IF(
-      [test "x$ac_cv_with_libcerror" != x && test "x$ac_cv_with_libcerror" != xauto-detect],
+      [test "x$ac_cv_with_libcerror" != x && test "x$ac_cv_with_libcerror" != xauto-detect && test "x$ac_cv_with_libcerror" != xyes],
       [AS_IF(
         [test -d "$ac_cv_with_libcerror"],
         [CFLAGS="$CFLAGS -I${ac_cv_with_libcerror}/include"
@@ -99,8 +101,9 @@ AC_DEFUN([AX_LIBCERROR_CHECK_LIB],
 
         ac_cv_libcerror_LIBADD="-lcerror"])
       ])
+
     AS_IF(
-      [test "x$ac_cv_with_libcerror" != x && test "x$ac_cv_with_libcerror" != xauto-detect && test "x$ac_cv_libcerror" != xyes],
+      [test "x$ac_cv_libcerror" != xyes && test "x$ac_cv_with_libcerror" != x && test "x$ac_cv_with_libcerror" != xauto-detect && test "x$ac_cv_with_libcerror" != xyes],
       [AC_MSG_FAILURE(
         [unable to find supported libcerror in directory: $ac_cv_with_libcerror],
         [1])

m4/libcfile.m4

@@ -1,6 +1,6 @@
 dnl Checks for libcfile required headers and functions
 dnl
-dnl Version: 20190308
+dnl Version: 20240314
 
 dnl Function to detect if libcfile is available
 dnl ac_libcfile_dummy is used to prevent AC_CHECK_LIB adding unnecessary -l<library> arguments
@@ -10,8 +10,10 @@ AC_DEFUN([AX_LIBCFILE_CHECK_LIB],
     [ac_cv_libcfile=no],
     [ac_cv_libcfile=check
     dnl Check if the directory provided as parameter exists
+    dnl For both --with-libcfile which returns "yes" and --with-libcfile= which returns ""
+    dnl treat them as auto-detection.
     AS_IF(
-      [test "x$ac_cv_with_libcfile" != x && test "x$ac_cv_with_libcfile" != xauto-detect],
+      [test "x$ac_cv_with_libcfile" != x && test "x$ac_cv_with_libcfile" != xauto-detect && test "x$ac_cv_with_libcfile" != xyes],
       [AS_IF(
         [test -d "$ac_cv_with_libcfile"],
         [CFLAGS="$CFLAGS -I${ac_cv_with_libcfile}/include"
@@ -203,8 +205,9 @@ AC_DEFUN([AX_LIBCFILE_CHECK_LIB],
 
         ac_cv_libcfile_LIBADD="-lcfile"])
       ])
+
     AS_IF(
-      [test "x$ac_cv_with_libcfile" != x && test "x$ac_cv_with_libcfile" != xauto-detect && test "x$ac_cv_libcfile" != xyes],
+      [test "x$ac_cv_libcfile" != xyes && test "x$ac_cv_with_libcfile" != x && test "x$ac_cv_with_libcfile" != xauto-detect && test "x$ac_cv_with_libcfile" != xyes],
       [AC_MSG_FAILURE(
         [unable to find supported libcfile in directory: $ac_cv_with_libcfile],
         [1])

m4/libclocale.m4

@@ -1,6 +1,6 @@
 dnl Checks for libclocale required headers and functions
 dnl
-dnl Version: 20190308
+dnl Version: 20240314
 
 dnl Function to detect if libclocale is available
 dnl ac_libclocale_dummy is used to prevent AC_CHECK_LIB adding unnecessary -l<library> arguments
@@ -10,8 +10,10 @@ AC_DEFUN([AX_LIBCLOCALE_CHECK_LIB],
     [ac_cv_libclocale=no],
     [ac_cv_libclocale=check
     dnl Check if the directory provided as parameter exists
+    dnl For both --with-libclocale which returns "yes" and --with-libclocale= which returns ""
+    dnl treat them as auto-detection.
     AS_IF(
-      [test "x$ac_cv_with_libclocale" != x && test "x$ac_cv_with_libclocale" != xauto-detect],
+      [test "x$ac_cv_with_libclocale" != x && test "x$ac_cv_with_libclocale" != xauto-detect && test "x$ac_cv_with_libclocale" != xyes],
       [AS_IF(
         [test -d "$ac_cv_with_libclocale"],
         [CFLAGS="$CFLAGS -I${ac_cv_with_libclocale}/include"
@@ -126,8 +128,9 @@ AC_DEFUN([AX_LIBCLOCALE_CHECK_LIB],
 
         ac_cv_libclocale_LIBADD="-lclocale"])
       ])
+
     AS_IF(
-      [test "x$ac_cv_with_libclocale" != x && test "x$ac_cv_with_libclocale" != xauto-detect && test "x$ac_cv_libclocale" != xyes],
+      [test "x$ac_cv_libclocale" != xyes && test "x$ac_cv_with_libclocale" != x && test "x$ac_cv_with_libclocale" != xauto-detect && test "x$ac_cv_with_libclocale" != xyes],
       [AC_MSG_FAILURE(
         [unable to find supported libclocale in directory: $ac_cv_with_libclocale],
         [1])

m4/libcnotify.m4

@@ -1,6 +1,6 @@
 dnl Checks for libcnotify required headers and functions
 dnl
-dnl Version: 20190308
+dnl Version: 20240314
 
 dnl Function to detect if libcnotify is available
 dnl ac_libcnotify_dummy is used to prevent AC_CHECK_LIB adding unnecessary -l<library> arguments
@@ -10,8 +10,10 @@ AC_DEFUN([AX_LIBCNOTIFY_CHECK_LIB],
     [ac_cv_libcnotify=no],
     [ac_cv_libcnotify=check
     dnl Check if the directory provided as parameter exists
+    dnl For both --with-libcnotify which returns "yes" and --with-libcnotify= which returns ""
+    dnl treat them as auto-detection.
     AS_IF(
-      [test "x$ac_cv_with_libcnotify" != x && test "x$ac_cv_with_libcnotify" != xauto-detect],
+      [test "x$ac_cv_with_libcnotify" != x && test "x$ac_cv_with_libcnotify" != xauto-detect && test "x$ac_cv_with_libcnotify" != xyes],
       [AS_IF(
         [test -d "$ac_cv_with_libcnotify"],
         [CFLAGS="$CFLAGS -I${ac_cv_with_libcnotify}/include"
@@ -96,8 +98,9 @@ AC_DEFUN([AX_LIBCNOTIFY_CHECK_LIB],
 
         ac_cv_libcnotify_LIBADD="-lcnotify"])
       ])
+
     AS_IF(
-      [test "x$ac_cv_with_libcnotify" != x && test "x$ac_cv_with_libcnotify" != xauto-detect && test "x$ac_cv_libcnotify" != xyes],
+      [test "x$ac_with_libcnotify" != xyes && test "x$ac_cv_with_libcnotify" != x && test "x$ac_cv_with_libcnotify" != xauto-detect && test "x$ac_cv_with_libcnotify" != xyes],
       [AC_MSG_FAILURE(
         [unable to find supported libcnotify in directory: $ac_cv_with_libcnotify],
         [1])

m4/libcpath.m4

@@ -1,6 +1,6 @@
 dnl Checks for libcpath required headers and functions
 dnl
-dnl Version: 20190308
+dnl Version: 20240314
 
 dnl Function to detect if libcpath is available
 dnl ac_libcpath_dummy is used to prevent AC_CHECK_LIB adding unnecessary -l<library> arguments
@@ -10,8 +10,10 @@ AC_DEFUN([AX_LIBCPATH_CHECK_LIB],
     [ac_cv_libcpath=no],
     [ac_cv_libcpath=check
     dnl Check if the directory provided as parameter exists
+    dnl For both --with-libcpath which returns "yes" and --with-libcpath= which returns ""
+    dnl treat them as auto-detection.
     AS_IF(
-      [test "x$ac_cv_with_libcpath" != x && test "x$ac_cv_with_libcpath" != xauto-detect],
+      [test "x$ac_cv_with_libcpath" != x && test "x$ac_cv_with_libcpath" != xauto-detect && test "x$ac_cv_with_libcpath" != xyes],
       [AS_IF(
         [test -d "$ac_cv_with_libcpath"],
         [CFLAGS="$CFLAGS -I${ac_cv_with_libcpath}/include"
@@ -152,8 +154,9 @@ AC_DEFUN([AX_LIBCPATH_CHECK_LIB],
 
         ac_cv_libcpath_LIBADD="-lcpath"])
       ])
+
     AS_IF(
-      [test "x$ac_cv_with_libcpath" != x && test "x$ac_cv_with_libcpath" != xauto-detect && test "x$ac_cv_libcpath" != xyes],
+      [test "x$ac_cv_libcpath" != xyes && test "x$ac_cv_with_libcpath" != x && test "x$ac_cv_with_libcpath" != xauto-detect && test "x$ac_cv_with_libcpath" != xyes],
       [AC_MSG_FAILURE(
         [unable to find supported libcpath in directory: $ac_cv_with_libcpath],
         [1])

m4/libcsplit.m4

@@ -1,6 +1,6 @@
 dnl Checks for libcsplit required headers and functions
 dnl
-dnl Version: 20190308
+dnl Version: 20240314
 
 dnl Function to detect if libcsplit is available
 dnl ac_libcsplit_dummy is used to prevent AC_CHECK_LIB adding unnecessary -l<library> arguments
@@ -10,8 +10,10 @@ AC_DEFUN([AX_LIBCSPLIT_CHECK_LIB],
     [ac_cv_libcsplit=no],
     [ac_cv_libcsplit=check
     dnl Check if the directory provided as parameter exists
+    dnl For both --with-libcsplit which returns "yes" and --with-libcsplit= which returns ""
+    dnl treat them as auto-detection.
     AS_IF(
-      [test "x$ac_cv_with_libcsplit" != x && test "x$ac_cv_with_libcsplit" != xauto-detect],
+      [test "x$ac_cv_with_libcsplit" != x && test "x$ac_cv_with_libcsplit" != xauto-detect && test "x$ac_cv_with_libcsplit" != xyes],
       [AS_IF(
         [test -d "$ac_cv_with_libcsplit"],
         [CFLAGS="$CFLAGS -I${ac_cv_with_libcsplit}/include"
@@ -147,8 +149,9 @@ AC_DEFUN([AX_LIBCSPLIT_CHECK_LIB],
 
         ac_cv_libcsplit_LIBADD="-lcsplit"])
       ])
+
     AS_IF(
-      [test "x$ac_cv_with_libcsplit" != x && test "x$ac_cv_with_libcsplit" != xauto-detect && test "x$ac_cv_libcsplit" != xyes],
+      [test "x$ac_cv_libcsplit" != xyes && test "x$ac_cv_with_libcsplit" != x && test "x$ac_cv_with_libcsplit" != xauto-detect && test "x$ac_cv_with_libcsplit" != xyes],
       [AC_MSG_FAILURE(
         [unable to find supported libcsplit in directory: $ac_cv_with_libcsplit],
         [1])

m4/libcthreads.m4

@@ -1,6 +1,6 @@
 dnl Checks for libcthreads required headers and functions
 dnl
-dnl Version: 20190308
+dnl Version: 20240314
 
 dnl Function to detect if libcthreads is available
 dnl ac_libcthreads_dummy is used to prevent AC_CHECK_LIB adding unnecessary -l<library> arguments
@@ -10,8 +10,10 @@ AC_DEFUN([AX_LIBCTHREADS_CHECK_LIB],
     [ac_cv_libcthreads=no],
     [ac_cv_libcthreads=check
     dnl Check if the directory provided as parameter exists
+    dnl For both --with-libcthreads which returns "yes" and --with-libcthreads= which returns ""
+    dnl treat them as auto-detection.
     AS_IF(
-      [test "x$ac_cv_with_libcthreads" != x && test "x$ac_cv_with_libcthreads" != xauto-detect],
+      [test "x$ac_cv_with_libcthreads" != x && test "x$ac_cv_with_libcthreads" != xauto-detect && test "x$ac_cv_with_libcthreads" != xyes],
       [AS_IF(
         [test -d "$ac_cv_with_libcthreads"],
         [CFLAGS="$CFLAGS -I${ac_cv_with_libcthreads}/include"
@@ -248,7 +250,7 @@ AC_DEFUN([AX_LIBCTHREADS_CHECK_LIB],
       ])
 
     AS_IF(
-      [test "x$ac_cv_with_libcthreads" != x && test "x$ac_cv_with_libcthreads" != xauto-detect && test "x$ac_cv_libcthreads" != xyes],
+      [test "x$ac_cv_libcthreads" != xyes && test "x$ac_cv_with_libcthreads" != x && test "x$ac_cv_with_libcthreads" != xauto-detect && test "x$ac_cv_with_libcthreads" != xyes],
       [AC_MSG_FAILURE(
         [unable to find supported libcthreads in directory: $ac_cv_with_libcthreads],
         [1])