[LyX/2.3.x] Adapt to change of AC_INIT in configure.ac.

[Kornel Benko]

commit 22e78cae811b4e71e1c5031e8c35ef5e2d100371
Author: Kornel Benko <kornel at lyx.org>
Date:   Tue Nov 15 14:38:56 2022 +0100

    Adapt to change of AC_INIT in configure.ac.
    
    Amends 2849127f44e, missed it at that time
---
 CMakeLists.txt |   14 ++++++++++----
 1 files changed, 10 insertions(+), 4 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 1cff7fe..65360fa 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -346,6 +346,9 @@ endif()
 macro(setstripped _varname)
 	if(${ARGC} GREATER 1)
 		string(STRIP "${ARGV1}" _v)
+		if (_v MATCHES "^\\[\(.+\)\\]$")
+			set(_v ${CMAKE_MATCH_1})
+		endif()
 		if(USE_POSIX_PACKAGING)
 			string(TOLOWER ${_v} ${_varname})
 		else()
@@ -358,10 +361,13 @@ endmacro(setstripped)
 
 foreach(_c_l ${_config_lines} )
 	if(_c_l MATCHES "^AC_INIT\\(\([^,]+\),\([^,]+\), *\\[\([^,]+\)\\] *,\(.*\)")
-		setstripped(PACKAGE_BASE ${CMAKE_MATCH_1})
-		setstripped(PACKAGE_VERSION ${CMAKE_MATCH_2})
-		setstripped(PACKAGE_BUGREPORT ${CMAKE_MATCH_3})
-		if(PACKAGE_VERSION MATCHES "^\([0-9]+\)\\.\([0-9]+\)\(\\.\([0-9]+\)\(\\.\([0-9]+\)\)?\)?.*$")
+		set(_PB ${CMAKE_MATCH_1})
+		set(_PV ${CMAKE_MATCH_2})
+		set(_PBU ${CMAKE_MATCH_3})
+		setstripped(PACKAGE_BASE ${_PB})
+		setstripped(PACKAGE_VERSION ${_PV})
+		setstripped(PACKAGE_BUGREPORT ${_PBU})
+		if(PACKAGE_VERSION MATCHES "^\([0-9]+\)\\.\([0-9]+\)\(\\.\([0-9]+\)\(\\.\([0-9]+\)\)?\)?-?\([a-z]*[0-9]*\).*$")
 			set(LYX_MAJOR_VERSION ${CMAKE_MATCH_1})
 			set(LYX_MINOR_VERSION ${CMAKE_MATCH_2})
 			set(LYX_RELEASE_LEVEL ${CMAKE_MATCH_4})