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CPackRPM:: [partially] support relocatable package 

The support is partial because it cannot be used if
   CPACK_SET_DESTDIR is set
   some file are installed using absolute path
This commit is contained in:
Eric NOULARD 2010-07-09 20:01:57 +02:00
parent 70154efef8
commit 604c3698c1
1 changed files with 25 additions and 2 deletions
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27
Modules/CPackRPM.cmake
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@ -81,6 +81,18 @@
# Mandatory : NO
# Default : -
# May be used to set RPM packages that are obsoleted by this one.
# CPACK_RPM_PACKAGE_RELOCATABLE
# Mandatory : NO
# Default : -
# If this variable is set to TRUE or ON CPackRPM will try
# to build a relocatable RPM package. A relocatable RPM may
# be installed using rpm --prefix or --relocate in order to
# install it at an alternate place see rpm(8).
# Note that currently this may fail if the package contains
# files installed with absolute path or CPACK_SET_DESTDIR is set to ON.
# If CPACK_SET_DESTDIR is set then you will get a warning message
# but if there is file installed with absolute path you'll get
# unexpected behavior.
# CPACK_RPM_SPEC_INSTALL_POST
# Mandatory : NO
# Default : -
@ -319,8 +331,19 @@ ELSE(CPACK_RPM_COMPRESSION_TYPE)
SET(CPACK_RPM_COMPRESSION_TYPE_TMP "")
ENDIF(CPACK_RPM_COMPRESSION_TYPE)
if(CPACK_RPM_PACKAGE_RELOCATABLE)
if(CPACK_RPM_PACKAGE_DEBUG)
message("CPackRPM:Debug: Trying to build a relocatable package")
endif(CPACK_RPM_PACKAGE_DEBUG)
if(CPACK_SET_DESTDIR)
message(SEND_ERROR "CPackRPM:Warning: CPACK_SET_DESTDIR is set while requesting a relocatable package (CPACK_RPM_PACKAGE_RELOCATABLE is set): this is not supported, the package won't be relocatable.")
else(CPACK_SET_DESTDIR)
set(CPACK_RPM_PACKAGE_PREFIX ${CPACK_PACKAGING_INSTALL_PREFIX})
endif(CPACK_SET_DESTDIR)
endif(CPACK_RPM_PACKAGE_RELOCATABLE)
# check if additional fields for RPM spec header are given
FOREACH(_RPM_SPEC_HEADER URL REQUIRES SUGGESTS PROVIDES OBSOLETES)
FOREACH(_RPM_SPEC_HEADER URL REQUIRES SUGGESTS PROVIDES OBSOLETES PREFIX)
IF(CPACK_RPM_PACKAGE_${_RPM_SPEC_HEADER})
STRING(LENGTH ${_RPM_SPEC_HEADER} _PACKAGE_HEADER_STRLENGTH)
MATH(EXPR _PACKAGE_HEADER_STRLENGTH "${_PACKAGE_HEADER_STRLENGTH} - 1")
@ -477,8 +500,8 @@ Vendor: \@CPACK_RPM_PACKAGE_VENDOR\@
\@TMP_RPM_PROVIDES\@
\@TMP_RPM_OBSOLETES\@
\@TMP_RPM_BUILDARCH\@
\@TMP_RPM_PREFIX\@
#p define prefix \@CMAKE_INSTALL_PREFIX\@
%define _rpmdir \@CPACK_RPM_DIRECTORY\@
%define _rpmfilename \@CPACK_RPM_FILE_NAME\@
%define _unpackaged_files_terminate_build 0