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-rw-r--r--Modules/GNUInstallDirs.cmake73
-rw-r--r--Tests/RunCMake/GNUInstallDirs/Opt-stderr.txt4
-rw-r--r--Tests/RunCMake/GNUInstallDirs/Root-stderr.txt52
-rw-r--r--Tests/RunCMake/GNUInstallDirs/Usr-stderr.txt4
4 files changed, 100 insertions, 33 deletions
diff --git a/Modules/GNUInstallDirs.cmake b/Modules/GNUInstallDirs.cmake
index 82258d1..b42084e 100644
--- a/Modules/GNUInstallDirs.cmake
+++ b/Modules/GNUInstallDirs.cmake
@@ -9,6 +9,9 @@
#
# .. _`GNU Coding Standards`: https://www.gnu.org/prep/standards/html_node/Directory-Variables.html
#
+# Result Variables
+# ^^^^^^^^^^^^^^^^
+#
# Inclusion of this module defines the following variables:
#
# ``CMAKE_INSTALL_<dir>``
@@ -22,7 +25,8 @@
# The absolute path generated from the corresponding ``CMAKE_INSTALL_<dir>``
# value. If the value is not already an absolute path, an absolute path
# is constructed typically by prepending the value of the
-# :variable:`CMAKE_INSTALL_PREFIX` variable.
+# :variable:`CMAKE_INSTALL_PREFIX` variable. However, there are some
+# `special cases`_ as documented below.
#
# where ``<dir>`` is one of:
#
@@ -60,8 +64,44 @@
#
# If the includer does not define a value the above-shown default will be
# used and the value will appear in the cache for editing by the user.
+#
+# Special Cases
+# ^^^^^^^^^^^^^
+#
+# The following values of :variable:`CMAKE_INSTALL_PREFIX` are special:
+#
+# ``/``
+#
+# For ``<dir>`` other than the ``SYSCONFDIR`` and ``LOCALSTATEDIR``,
+# the value of ``CMAKE_INSTALL_<dir>`` is prefixed with ``usr/`` if
+# it is not user-specified as an absolute path. For example, the
+# ``INCLUDEDIR`` value ``include`` becomes ``usr/include``.
+# This is required by the `GNU Coding Standards`_, which state:
+#
+# When building the complete GNU system, the prefix will be empty
+# and ``/usr`` will be a symbolic link to ``/``.
+#
+# ``/usr``
+#
+# For ``<dir>`` equal to ``SYSCONFDIR`` or ``LOCALSTATEDIR``, the
+# ``CMAKE_INSTALL_FULL_<dir>`` is computed by prepending just ``/``
+# to the value of ``CMAKE_INSTALL_<dir>`` if it is not user-specified
+# as an absolute path. For example, the ``SYSCONFDIR`` value ``etc``
+# becomes ``/etc``. This is required by the `GNU Coding Standards`_.
+#
+# ``/opt/...``
+#
+# For ``<dir>`` equal to ``SYSCONFDIR`` or ``LOCALSTATEDIR``, the
+# ``CMAKE_INSTALL_FULL_<dir>`` is computed by *appending* the prefix
+# to the value of ``CMAKE_INSTALL_<dir>`` if it is not user-specified
+# as an absolute path. For example, the ``SYSCONFDIR`` value ``etc``
+# becomes ``/etc/opt/...``. This is defined by the
+# `Filesystem Hierarchy Standard`_.
+#
+# .. _`Filesystem Hierarchy Standard`: https://refspecs.linuxfoundation.org/FHS_3.0/fhs/index.html
#=============================================================================
+# Copyright 2015 Alex Turbov <i.zaufi@gmail.com>
# Copyright 2011 Nikita Krupen'ko <krnekit@gmail.com>
# Copyright 2011 Kitware, Inc.
#
@@ -279,8 +319,35 @@ foreach(dir
MANDIR
DOCDIR
)
- if(NOT IS_ABSOLUTE ${CMAKE_INSTALL_${dir}})
- set(CMAKE_INSTALL_FULL_${dir} "${CMAKE_INSTALL_PREFIX}/${CMAKE_INSTALL_${dir}}")
+ if(NOT IS_ABSOLUTE "${CMAKE_INSTALL_${dir}}")
+ # Handle special cases:
+ # - CMAKE_INSTALL_PREFIX == /
+ # - CMAKE_INSTALL_PREFIX == /usr
+ # - CMAKE_INSTALL_PREFIX == /opt/...
+ if("${CMAKE_INSTALL_PREFIX}" STREQUAL "/")
+ if("${dir}" STREQUAL "SYSCONFDIR" OR "${dir}" STREQUAL "LOCALSTATEDIR")
+ set(CMAKE_INSTALL_FULL_${dir} "/${CMAKE_INSTALL_${dir}}")
+ else()
+ if (NOT "${CMAKE_INSTALL_${dir}}" MATCHES "^usr/")
+ set(CMAKE_INSTALL_${dir} "usr/${CMAKE_INSTALL_${dir}}")
+ endif()
+ set(CMAKE_INSTALL_FULL_${dir} "/${CMAKE_INSTALL_${dir}}")
+ endif()
+ elseif("${CMAKE_INSTALL_PREFIX}" MATCHES "^/usr/?$")
+ if("${dir}" STREQUAL "SYSCONFDIR" OR "${dir}" STREQUAL "LOCALSTATEDIR")
+ set(CMAKE_INSTALL_FULL_${dir} "/${CMAKE_INSTALL_${dir}}")
+ else()
+ set(CMAKE_INSTALL_FULL_${dir} "${CMAKE_INSTALL_PREFIX}/${CMAKE_INSTALL_${dir}}")
+ endif()
+ elseif("${CMAKE_INSTALL_PREFIX}" MATCHES "^/opt/.*")
+ if("${dir}" STREQUAL "SYSCONFDIR" OR "${dir}" STREQUAL "LOCALSTATEDIR")
+ set(CMAKE_INSTALL_FULL_${dir} "/${CMAKE_INSTALL_${dir}}${CMAKE_INSTALL_PREFIX}")
+ else()
+ set(CMAKE_INSTALL_FULL_${dir} "${CMAKE_INSTALL_PREFIX}/${CMAKE_INSTALL_${dir}}")
+ endif()
+ else()
+ set(CMAKE_INSTALL_FULL_${dir} "${CMAKE_INSTALL_PREFIX}/${CMAKE_INSTALL_${dir}}")
+ endif()
else()
set(CMAKE_INSTALL_FULL_${dir} "${CMAKE_INSTALL_${dir}}")
endif()
diff --git a/Tests/RunCMake/GNUInstallDirs/Opt-stderr.txt b/Tests/RunCMake/GNUInstallDirs/Opt-stderr.txt
index f24a103..aee8552 100644
--- a/Tests/RunCMake/GNUInstallDirs/Opt-stderr.txt
+++ b/Tests/RunCMake/GNUInstallDirs/Opt-stderr.txt
@@ -21,8 +21,8 @@ CMAKE_INSTALL_FULL_INFODIR='/opt/Opt/share/info'
CMAKE_INSTALL_FULL_LIBDIR='/opt/Opt/(lib|lib64)'
CMAKE_INSTALL_FULL_LIBEXECDIR='/opt/Opt/libexec'
CMAKE_INSTALL_FULL_LOCALEDIR='/opt/Opt/share/locale'
-CMAKE_INSTALL_FULL_LOCALSTATEDIR='/opt/Opt/var'
+CMAKE_INSTALL_FULL_LOCALSTATEDIR='/var/opt/Opt'
CMAKE_INSTALL_FULL_MANDIR='/opt/Opt/share/man'
CMAKE_INSTALL_FULL_SBINDIR='/opt/Opt/sbin'
CMAKE_INSTALL_FULL_SHAREDSTATEDIR='/opt/Opt/com'
-CMAKE_INSTALL_FULL_SYSCONFDIR='/opt/Opt/etc'$
+CMAKE_INSTALL_FULL_SYSCONFDIR='/etc/opt/Opt'$
diff --git a/Tests/RunCMake/GNUInstallDirs/Root-stderr.txt b/Tests/RunCMake/GNUInstallDirs/Root-stderr.txt
index 95ca1e5..a95400e 100644
--- a/Tests/RunCMake/GNUInstallDirs/Root-stderr.txt
+++ b/Tests/RunCMake/GNUInstallDirs/Root-stderr.txt
@@ -1,28 +1,28 @@
-^CMAKE_INSTALL_BINDIR='bin'
-CMAKE_INSTALL_DATADIR='share'
-CMAKE_INSTALL_DATAROOTDIR='share'
-CMAKE_INSTALL_DOCDIR='share/doc/Root'
-CMAKE_INSTALL_INCLUDEDIR='include'
-CMAKE_INSTALL_INFODIR='share/info'
-CMAKE_INSTALL_LIBDIR='(lib|lib64)'
-CMAKE_INSTALL_LIBEXECDIR='libexec'
-CMAKE_INSTALL_LOCALEDIR='share/locale'
+^CMAKE_INSTALL_BINDIR='usr/bin'
+CMAKE_INSTALL_DATADIR='usr/share'
+CMAKE_INSTALL_DATAROOTDIR='usr/share'
+CMAKE_INSTALL_DOCDIR='usr/share/doc/Root'
+CMAKE_INSTALL_INCLUDEDIR='usr/include'
+CMAKE_INSTALL_INFODIR='usr/share/info'
+CMAKE_INSTALL_LIBDIR='usr/(lib|lib64)'
+CMAKE_INSTALL_LIBEXECDIR='usr/libexec'
+CMAKE_INSTALL_LOCALEDIR='usr/share/locale'
CMAKE_INSTALL_LOCALSTATEDIR='var'
-CMAKE_INSTALL_MANDIR='share/man'
-CMAKE_INSTALL_SBINDIR='sbin'
-CMAKE_INSTALL_SHAREDSTATEDIR='com'
+CMAKE_INSTALL_MANDIR='usr/share/man'
+CMAKE_INSTALL_SBINDIR='usr/sbin'
+CMAKE_INSTALL_SHAREDSTATEDIR='usr/com'
CMAKE_INSTALL_SYSCONFDIR='etc'
-CMAKE_INSTALL_FULL_BINDIR='//bin'
-CMAKE_INSTALL_FULL_DATADIR='//share'
-CMAKE_INSTALL_FULL_DATAROOTDIR='//share'
-CMAKE_INSTALL_FULL_DOCDIR='//share/doc/Root'
-CMAKE_INSTALL_FULL_INCLUDEDIR='//include'
-CMAKE_INSTALL_FULL_INFODIR='//share/info'
-CMAKE_INSTALL_FULL_LIBDIR='//(lib|lib64)'
-CMAKE_INSTALL_FULL_LIBEXECDIR='//libexec'
-CMAKE_INSTALL_FULL_LOCALEDIR='//share/locale'
-CMAKE_INSTALL_FULL_LOCALSTATEDIR='//var'
-CMAKE_INSTALL_FULL_MANDIR='//share/man'
-CMAKE_INSTALL_FULL_SBINDIR='//sbin'
-CMAKE_INSTALL_FULL_SHAREDSTATEDIR='//com'
-CMAKE_INSTALL_FULL_SYSCONFDIR='//etc'$
+CMAKE_INSTALL_FULL_BINDIR='/usr/bin'
+CMAKE_INSTALL_FULL_DATADIR='/usr/share'
+CMAKE_INSTALL_FULL_DATAROOTDIR='/usr/share'
+CMAKE_INSTALL_FULL_DOCDIR='/usr/share/doc/Root'
+CMAKE_INSTALL_FULL_INCLUDEDIR='/usr/include'
+CMAKE_INSTALL_FULL_INFODIR='/usr/share/info'
+CMAKE_INSTALL_FULL_LIBDIR='/usr/(lib|lib64)'
+CMAKE_INSTALL_FULL_LIBEXECDIR='/usr/libexec'
+CMAKE_INSTALL_FULL_LOCALEDIR='/usr/share/locale'
+CMAKE_INSTALL_FULL_LOCALSTATEDIR='/var'
+CMAKE_INSTALL_FULL_MANDIR='/usr/share/man'
+CMAKE_INSTALL_FULL_SBINDIR='/usr/sbin'
+CMAKE_INSTALL_FULL_SHAREDSTATEDIR='/usr/com'
+CMAKE_INSTALL_FULL_SYSCONFDIR='/etc'$
diff --git a/Tests/RunCMake/GNUInstallDirs/Usr-stderr.txt b/Tests/RunCMake/GNUInstallDirs/Usr-stderr.txt
index d857720..e10c4c5 100644
--- a/Tests/RunCMake/GNUInstallDirs/Usr-stderr.txt
+++ b/Tests/RunCMake/GNUInstallDirs/Usr-stderr.txt
@@ -21,8 +21,8 @@ CMAKE_INSTALL_FULL_INFODIR='/usr/share/info'
CMAKE_INSTALL_FULL_LIBDIR='/usr/(lib|lib64|lib/arch)'
CMAKE_INSTALL_FULL_LIBEXECDIR='/usr/libexec'
CMAKE_INSTALL_FULL_LOCALEDIR='/usr/share/locale'
-CMAKE_INSTALL_FULL_LOCALSTATEDIR='/usr/var'
+CMAKE_INSTALL_FULL_LOCALSTATEDIR='/var'
CMAKE_INSTALL_FULL_MANDIR='/usr/share/man'
CMAKE_INSTALL_FULL_SBINDIR='/usr/sbin'
CMAKE_INSTALL_FULL_SHAREDSTATEDIR='/usr/com'
-CMAKE_INSTALL_FULL_SYSCONFDIR='/usr/etc'$
+CMAKE_INSTALL_FULL_SYSCONFDIR='/etc'$
generated by cgit v0.12 at 2024-11-09 02:43:40 (GMT)