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Read /etc/system-release if others not parseable

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This commit is contained in:
Roland Kaufmann 2013-04-16 12:11:35 +02:00
parent d2921faec8
commit f75090e876
1 changed files with 10 additions and 6 deletions
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16
cmake/Modules/UseSystemInfo.cmake
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@ -18,6 +18,7 @@ function (distro_name varname)
file (GLOB has_os_release /etc/os-release)
file (GLOB has_lsb_release /etc/lsb-release)
file (GLOB has_sys_release /etc/system-release)
set (_descr)
# start with /etc/os-release,
# see <http://0pointer.de/blog/projects/os-release.html>
if (NOT has_os_release STREQUAL "")
@ -25,13 +26,16 @@ function (distro_name varname)
# previous "standard", used on older Ubuntu and Debian
elseif (NOT has_lsb_release STREQUAL "")
read_release (DISTRIB_DESCRIPTION FROM /etc/lsb-release INTO _descr)
# RHEL/CentOS etc. has just a text-file
elseif (NOT has_sys_release STREQUAL "")
file (READ /etc/system-release _descr)
else (NOT has_lsb_release STREQUAL "")
# no yet known release file found
set (_descr "unknown")
endif (NOT has_os_release STREQUAL "")
# RHEL/CentOS etc. has just a text-file
if (NOT _descr)
if (NOT has_sys_release STREQUAL "")
file (READ /etc/system-release _descr)
else (NOT has_lsb_release STREQUAL "")
# no yet known release file found
set (_descr "unknown")
endif (NOT has_os_release STREQUAL "")
endif (NOT _descr)
# return from function (into appropriate variable)
string (STRIP "${_descr}" _descr)
set (${varname} "${_descr}" PARENT_SCOPE)