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cmake: fix .so versioning

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libtool uses -version-info current:revision:age, but the library created
is [c-a].a.r.

Change-Id: Icf081e156a818a3cd7579ad5ffe3b518d8532bdb
This commit is contained in:
James Zern 2021-04-06 19:28:47 -07:00
parent 25ae67b3de
commit 5651a6b2ed
1 changed files with 31 additions and 30 deletions
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57
CMakeLists.txt
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@ -317,10 +317,10 @@ ${CMAKE_CURRENT_SOURCE_DIR}/src/webp/types.h")
configure_pkg_config("src/demux/libwebpdemux.pc")
# Set the version numbers.
function(parse_version FILE NAME VAR)
macro(set_version FILE TARGET_NAME NAME_IN_MAKEFILE)
file(READ ${CMAKE_CURRENT_SOURCE_DIR}/src/${FILE} SOURCE_FILE)
string(REGEX MATCH
"${NAME}_la_LDFLAGS[^\n]* -version-info [0-9:]+"
"${NAME_IN_MAKEFILE}_la_LDFLAGS[^\n]* -version-info [0-9:]+"
TMP
${SOURCE_FILE})
string(REGEX MATCH
@ -329,29 +329,35 @@ function(parse_version FILE NAME VAR)
${TMP})
string(REGEX
REPLACE ":"
"."
VERSION
" "
LT_VERSION
${TMP})
set(${VAR} "${VERSION}" PARENT_SCOPE)
endfunction()
parse_version(Makefile.am webp WEBP_WEBP_SOVERSION)
set_target_properties(webp
# See the libtool docs for more information:
# https://www.gnu.org/software/libtool/manual/libtool.html#Updating-version-info
#
# c=<current>, a=<age>, r=<revision>
#
# libtool generates a .so file as .so.[c-a].a.r, while -version-info c:r:a is
# passed to libtool.
#
# We set FULL = [c-a].a.r and MAJOR = [c-a].
separate_arguments(LT_VERSION)
list(GET LT_VERSION 0 LT_CURRENT)
list(GET LT_VERSION 1 LT_REVISION)
list(GET LT_VERSION 2 LT_AGE)
math(EXPR LT_CURRENT_MINUS_AGE "${LT_CURRENT} - ${LT_AGE}")
set_target_properties(
${TARGET_NAME}
PROPERTIES VERSION
${PACKAGE_VERSION}
${LT_CURRENT_MINUS_AGE}.${LT_AGE}.${LT_REVISION}
SOVERSION
${WEBP_WEBP_SOVERSION})
parse_version(Makefile.am webpdecoder WEBP_DECODER_SOVERSION)
set_target_properties(webpdecoder
PROPERTIES VERSION
${PACKAGE_VERSION}
SOVERSION
${WEBP_DECODER_SOVERSION})
parse_version(demux/Makefile.am webpdemux WEBP_DEMUX_SOVERSION)
set_target_properties(webpdemux
PROPERTIES VERSION
${PACKAGE_VERSION}
SOVERSION
${WEBP_DEMUX_SOVERSION})
${LT_CURRENT_MINUS_AGE})
endmacro()
set_version(Makefile.am webp webp)
set_version(Makefile.am webpdecoder webpdecoder)
set_version(demux/Makefile.am webpdemux webpdemux)
file(READ ${CMAKE_CURRENT_SOURCE_DIR}/configure.ac CONFIGURE_FILE)
string(REGEX MATCH
"AC_INIT\\([^\n]*\\[[0-9\\.]+\\]"
@ -458,12 +464,7 @@ if(WEBP_BUILD_GIF2WEBP OR WEBP_BUILD_IMG2WEBP)
target_include_directories(libwebpmux
PRIVATE ${CMAKE_CURRENT_BINARY_DIR}
${CMAKE_CURRENT_SOURCE_DIR})
parse_version(mux/Makefile.am webpmux WEBP_MUX_SOVERSION)
set_target_properties(libwebpmux
PROPERTIES VERSION
${PACKAGE_VERSION}
SOVERSION
${WEBP_MUX_SOVERSION})
set_version(mux/Makefile.am libwebpmux webpmux)
set_target_properties(libwebpmux
PROPERTIES PUBLIC_HEADER
"${CMAKE_CURRENT_SOURCE_DIR}/src/webp/mux.h;\