Use Git for version detection and tools.

Makefile.am

@@ -91,13 +91,13 @@ clean-local:
 	$(MAKE) -C "$(LINUX_SOURCE_DIR)" M="@abs_srcdir@" clean
 
 mydist:
-	hg log --style=changelog $(srcdir) > ChangeLog
-	@REV=`hg id -i $(srcdir)` && \
+	git -C $(srcdir) log > ChangeLog
+	@REV=`git -C $(srcdir) describe` && \
 		$(MAKE) dist-bzip2 distdir=$(PACKAGE)-$(VERSION)-$${REV}
 
 dist-hook:
-	if which hg >/dev/null 2>&1; then \
-		hg id -i $(srcdir) 2>/dev/null >$(distdir)/revision; \
+	if which git >/dev/null 2>&1; then \
+		git -C $(srcdir) describe 2>/dev/null >$(distdir)/revision; \
 	fi
 
 mrproper: clean cleandoc

configure.ac

@@ -35,7 +35,7 @@ AC_PREREQ(2.59)
 # - Write NEWS entry with changes since last release
 # - Check for complete Doxygen comments
 # - Update version number in documentation
-# - Update the ChangeLog -> hg log -bstable-1.5 --style=changelog > ChangeLog
+# - Update the ChangeLog -> git log > ChangeLog
 # - Update version number below
 # - make dist-bzip2
 #

devices/Kbuild.in

@@ -34,7 +34,7 @@
 REV := $(shell if test -s $(src)/../revision; then \
 		cat $(src)/../revision; \
 	else \
-		hg id -i $(src)/.. 2>/dev/null || echo "unknown"; \
+		git -C $(src)/.. describe 2>/dev/null || echo "unknown"; \
 	fi)
 
 ifeq (@ENABLE_GENERIC@,1)

devices/e1000/Kbuild.in

@@ -36,7 +36,7 @@ TOPDIR := $(src)/../..
 REV := $(shell if test -s $(TOPDIR)/revision; then \
 		cat $(TOPDIR)/revision; \
 	else \
-		hg id -i $(TOPDIR) 2>/dev/null || echo "unknown"; \
+		git -C $(TOPDIR) describe 2>/dev/null || echo "unknown"; \
 	fi)
 
 ifeq (@ENABLE_E1000@,1)

devices/e1000/update.sh

@@ -23,5 +23,5 @@ for f in $KERNELDIR/drivers/net/ethernet/intel/e1000/*.[ch]; do
     ep=${b/\./-$PREVER-ethercat.}
     diff -u $op $ep | patch -p1 $e
     sed -i s/$PREVER-ethercat.h/$KERNELVER-ethercat.h/ $e
-    hg add $o $e
+    git add $o $e
 done

devices/e1000e/Kbuild.in

@@ -36,7 +36,7 @@ TOPDIR := $(src)/../..
 REV := $(shell if test -s $(TOPDIR)/revision; then \
 		cat $(TOPDIR)/revision; \
 	else \
-		hg id -i $(TOPDIR) 2>/dev/null || echo "unknown"; \
+		git -C $(TOPDIR) describe 2>/dev/null || echo "unknown"; \
 	fi)
 
 ifeq (@ENABLE_E1000E@,1)

devices/e1000e/update.sh

@@ -23,5 +23,5 @@ for f in $KERNELDIR/drivers/net/ethernet/intel/e1000e/*.[ch]; do
     ep=${b/\./-$PREVER-ethercat.}
     diff -u $op $ep | patch -p1 $e
     sed -i s/$PREVER-ethercat.h/$KERNELVER-ethercat.h/ $e
-    hg add $o $e
+    git add $o $e
 done

devices/igb/Kbuild.in

@@ -36,7 +36,7 @@ TOPDIR := $(src)/../..
 REV := $(shell if test -s $(TOPDIR)/revision; then \
 		cat $(TOPDIR)/revision; \
 	else \
-		hg id -i $(TOPDIR) 2>/dev/null || echo "unknown"; \
+		git -C $(TOPDIR) describe 2>/dev/null || echo "unknown"; \
 	fi)
 
 ifeq (@ENABLE_IGB@,1)

devices/igb/update.sh

@@ -25,5 +25,5 @@ for f in $FILES; do
     op=${f/\./-$PREVER-orig.}
     ep=${f/\./-$PREVER-ethercat.}
     diff -u $op $ep | patch -p1 $e
-    hg add $o $e
+    git add $o $e
 done

devices/update.sh

@@ -17,5 +17,5 @@ for f in $KERNELDIR/drivers/net/ethernet/{realtek/8139too,realtek/r8169,intel/e1
     op=${b/\./-$PREVER-orig.}
     ep=${b/\./-$PREVER-ethercat.}
     diff -u $op $ep | patch -p1 $e
-    hg add $o $e
+    git add $o $e
 done

documentation/ethercat_doc.tex

@@ -3052,18 +3052,17 @@ the master's website\footnote{\url{http://etherlab.org/en/ethercat/index.php}}
 at~the EtherLab project~\cite{etherlab} as a tarball.
 
 \item The most recent development revision (and moreover any other revision)
-can be obtained via the Mercurial~\cite{mercurial} repository on the master's
+can be obtained via the Git~\cite{git} repository on the master's
 project page on
-SourceForge.net\footnote{\url{http://sourceforge.net/projects/etherlabmaster}}.
+GitLab.com\footnote{\url{https://gitlab.com/etherlab.org/ethercat}}.
 The whole repository can be cloned with the command
 
 \begin{lstlisting}[breaklines=true]
-hg clone http://etherlabmaster.hg.sourceforge.net/hgweb/etherlabmaster/etherlabmaster `\textit{local-dir}`
+git clone https://gitlab.com/etherlab.org/ethercat.git `\textit{local-dir}`
 \end{lstlisting}
 
-\item Without a local Mercurial installation, tarballs of arbitrary revisions
-can be downloaded via the ``bz2'' links in the browsable repository
-pages\footnote{\url{http://etherlabmaster.hg.sourceforge.net/hgweb/etherlabmaster/etherlabmaster}}.
+\item Without a local Git installation, tarballs of arbitrary revisions
+can be downloaded via the ``Download'' button on GitLab.
 
 \end{enumerate}
 
@@ -3406,7 +3405,7 @@ misunderstandings. In: IEE journal ``Computing and Control Engineering'',
 \bibitem{doxygen} Doxygen. Source code documentation generator tool.
 \url{http://www.stack.nl/~dimitri/doxygen}, 2008.
 
-\bibitem{mercurial} Mercurial SCM. \url{http://mercurial.selenic.com}, 2010.
+\bibitem{git} Git SCM. \url{https://git-scm.com}, 2021.
 
 \bibitem{autoconf} Autoconf -- GNU Project -- Free Software Foundation (FSF).
 \url{http://www.gnu.org/software/autoconf}, 2010.

master/Kbuild.in

@@ -100,7 +100,7 @@ endif # ENABLE_RTDM
 REV := $(shell if test -s $(src)/../revision; then \
 		cat $(src)/../revision; \
 	else \
-		hg id -i $(src)/.. 2>/dev/null || echo "unknown"; \
+		git -C $(src)/.. describe 2>/dev/null || echo "unknown"; \
 	fi)
 
 CFLAGS_module.o := -DREV=$(REV)

tool/Makefile.am

@@ -124,7 +124,7 @@ endif
 REV = `if test -s $(top_srcdir)/revision; then \
 		cat $(top_srcdir)/revision; \
 	else \
-		hg id -i $(top_srcdir) 2>/dev/null || echo "unknown"; \
+		git -C $(top_srcdir) describe 2>/dev/null || echo "unknown"; \
 	fi`
 
 ethercat_CXXFLAGS = \

tty/Kbuild.in

@@ -39,7 +39,7 @@ ec_tty-objs := \
 REV := $(shell if test -s $(src)/../revision; then \
 		cat $(src)/../revision; \
 	else \
-		hg id -i $(src)/.. 2>/dev/null || echo "unknown"; \
+		git -C $(src)/.. describe 2>/dev/null || echo "unknown"; \
 	fi)
 
 CFLAGS_module.o := -DREV=$(REV)