From c488b8b32f7a08cef19fd075256e1e35e7f52f10 Mon Sep 17 00:00:00 2001
From: Gael Guennebaud <g.gael@free.fr>
Date: Wed, 4 Dec 2019 11:24:06 +0100
Subject: Replace calls to "hg" by calls to "git"

---
 CMakeLists.txt                | 22 ++++++++++------------
 bench/btl/data/go_mean        |  2 +-
 bench/perf_monitoring/run.sh  |  8 ++++----
 scripts/cdashtesting.cmake.in |  4 ++--
 4 files changed, 17 insertions(+), 19 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 36a155133..81c98a026 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -42,27 +42,25 @@ string(REGEX MATCH "define[ \t]+EIGEN_MINOR_VERSION[ \t]+([0-9]+)" _eigen_minor_
 set(EIGEN_MINOR_VERSION "${CMAKE_MATCH_1}")
 set(EIGEN_VERSION_NUMBER ${EIGEN_WORLD_VERSION}.${EIGEN_MAJOR_VERSION}.${EIGEN_MINOR_VERSION})
 
-# if we are not in a mercurial clone
-if(IS_DIRECTORY ${CMAKE_SOURCE_DIR}/.hg)
-  # if the mercurial program is absent or this will leave the EIGEN_HG_CHANGESET string empty,
+# if we are not in a git clone
+if(IS_DIRECTORY ${CMAKE_SOURCE_DIR}/.git)
+  # if the git program is absent or this will leave the EIGEN_GIT_REVNUM string empty,
   # but won't stop CMake.
-  execute_process(COMMAND hg tip -R ${CMAKE_SOURCE_DIR} OUTPUT_VARIABLE EIGEN_HGTIP_OUTPUT)
-  execute_process(COMMAND hg branch -R ${CMAKE_SOURCE_DIR} OUTPUT_VARIABLE EIGEN_BRANCH_OUTPUT)
+  execute_process(COMMAND git ls-remote --refs -q ${CMAKE_SOURCE_DIR} HEAD OUTPUT_VARIABLE EIGEN_GIT_OUTPUT)
 endif()
 
-# if this is the default (aka development) branch, extract the mercurial changeset number from the hg tip output...
-if(EIGEN_BRANCH_OUTPUT MATCHES "default")
-string(REGEX MATCH "^changeset: *[0-9]*:([0-9;a-f]+).*" EIGEN_HG_CHANGESET_MATCH "${EIGEN_HGTIP_OUTPUT}")
-set(EIGEN_HG_CHANGESET "${CMAKE_MATCH_1}")
+# extract the git rev number from the git output...
+if(EIGEN_GIT_OUTPUT)
+string(REGEX MATCH "^([0-9;a-f]+).*" EIGEN_GIT_CHANGESET_MATCH "${EIGEN_GIT_OUTPUT}")
+set(EIGEN_GIT_REVNUM "${CMAKE_MATCH_1}")
 endif()
 #...and show it next to the version number
-if(EIGEN_HG_CHANGESET)
-  set(EIGEN_VERSION "${EIGEN_VERSION_NUMBER} (mercurial changeset ${EIGEN_HG_CHANGESET})")
+if(EIGEN_GIT_REVNUM)
+  set(EIGEN_VERSION "${EIGEN_VERSION_NUMBER} (git rev ${EIGEN_GIT_REVNUM})")
 else()
   set(EIGEN_VERSION "${EIGEN_VERSION_NUMBER}")
 endif()
 
-
 include(CheckCXXCompilerFlag)
 include(GNUInstallDirs)
 
diff --git a/bench/btl/data/go_mean b/bench/btl/data/go_mean
index 42338ca27..d01426909 100755
--- a/bench/btl/data/go_mean
+++ b/bench/btl/data/go_mean
@@ -27,7 +27,7 @@ echo '<ul>'\
   '<li>' `cat /proc/cpuinfo | grep "model name" | head -n 1`\
   '  (' `uname -m` ')</li>'\
   '<li> compiler: ' `cat compiler_version.txt` '</li>'\
-  '<li> eigen3: ' `hg identify -i $EIGENDIR` '</li>'\
+  '<li> eigen3: ' `git ls-remote --refs  -q $EIGENDIR HEAD | cut  -f 1` '</li>'\
   '</ul>' \
   '</p>'  >> $webpagefilename
 
diff --git a/bench/perf_monitoring/run.sh b/bench/perf_monitoring/run.sh
index 3022adfd1..b62ac6cce 100755
--- a/bench/perf_monitoring/run.sh
+++ b/bench/perf_monitoring/run.sh
@@ -61,10 +61,10 @@ fi
 
 
 if [ ! -d "eigen_src" ]; then
-  hg clone https://bitbucket.org/eigen/eigen eigen_src
+  git clone https://gitlab.com/libeigen/eigen.git eigen_src
 else
   cd eigen_src
-  hg pull -u
+  git pull
   cd ..
 fi
 
@@ -151,8 +151,8 @@ do
     rev2=`echo $rev | cut -f 2 -d':'`
     echo "Testing rev $rev, $rev2"
     cd eigen_src
-    hg up -C $rev2 > /dev/null
-    actual_rev=`hg identify | cut -f1 -d' '`
+    git checkout $rev2 > /dev/null
+    actual_rev=`git rev-parse --short HEAD`
     cd ..
     
     test_current $actual_rev float                  $WORKING_DIR_PREFIX"s"$bench
diff --git a/scripts/cdashtesting.cmake.in b/scripts/cdashtesting.cmake.in
index 59cf53328..0bf0fac2a 100644
--- a/scripts/cdashtesting.cmake.in
+++ b/scripts/cdashtesting.cmake.in
@@ -12,8 +12,8 @@ elseif(${CTEST_SCRIPT_ARG} MATCHES Continuous)
   set(MODEL Continuous)
 endif()
 
-find_program(CTEST_HG_COMMAND NAMES hg)
-set(CTEST_UPDATE_COMMAND "${CTEST_HG_COMMAND}")
+find_program(CTEST_GIT_COMMAND NAMES git)
+set(CTEST_UPDATE_COMMAND "${CTEST_GIT_COMMAND}")
 
 ctest_start(${MODEL} ${CTEST_SOURCE_DIRECTORY} ${CTEST_BINARY_DIRECTORY})
 
-- 
cgit v1.2.3