diff options
Diffstat (limited to 'comfignat.mk')
| -rw-r--r-- | comfignat.mk | 38 |
1 files changed, 30 insertions, 8 deletions
diff --git a/comfignat.mk b/comfignat.mk index 30e696e..c22ede5 100644 --- a/comfignat.mk +++ b/comfignat.mk @@ -11,9 +11,9 @@ # modified is included with the above copyright notice. -# This file is part of Comfignat – common, convenient, command-line-controlled -# compile-time configuration of software built with the GNAT tools. For more -# information about Comfignat, see http://www.Rombobeorn.se/Comfignat/. +# This file is part of Comfignat 1.2 – common, convenient, command-line- +# controlled compile-time configuration of software built with the GNAT tools. +# For information about Comfignat, see http://www.Rombobeorn.se/Comfignat/. # This file contains generic Make code. It is designed to be included by other @@ -121,6 +121,13 @@ stagedir = ${builddir}/stage # installed are written under stagedir, and then copied to their destination in # the installation step. +ifneq (${Comfignat_overriding_absolute_builddir},) + # This process is a sub-Make and must use the same builddir as its parent. + # This assignment must be done before builddir is used in VPATH and in the + # pathname of the configuration file. + override builddir := ${Comfignat_overriding_absolute_builddir} +endif + # Containing makefiles should avoid modifying the directory variables. Users # should be able to rely on these defaults. @@ -269,19 +276,35 @@ configuration = ${builddir}/comfignat_configuration.mk ifeq (${origin builddir},command line) override builddir := ${abspath ${builddir}} endif -ifeq (${origin objdir},command line) +export Comfignat_overriding_absolute_builddir := ${builddir} + +ifneq (${Comfignat_overriding_absolute_objdir},) + override objdir := ${Comfignat_overriding_absolute_objdir} +else ifeq (${origin objdir},command line) override objdir := ${abspath ${objdir}} + export Comfignat_overriding_absolute_objdir := ${objdir} objdir_is_overridden = true endif -ifeq (${origin stagedir},command line) + +ifneq (${Comfignat_overriding_absolute_stagedir},) + override stagedir := ${Comfignat_overriding_absolute_stagedir} +else ifeq (${origin stagedir},command line) override stagedir := ${abspath ${stagedir}} + export Comfignat_overriding_absolute_stagedir := ${stagedir} stagedir_is_overridden = true endif + # These pathnames need to be absolute in project files, because a pathname # relative to a project file can be wrong when a separate build directory is # used and project files are both in srcdir and in builddir. objdir and # stagedir also need to be absolute in the configuration file because the # working directory might change between Make invocations. +# Sub-Makes must use the same builddir, objdir and stagedir as the parent, so +# the absolute pathnames are conveyed to child processes in environment +# variables that won't normally be overridden and are unlikely to be defined by +# accident. +# The changes to objdir and stagedir must be done after the configuration file +# is read because otherwise the configuration would override the command line. # Once modified the variables are no longer of command line origin, so they are # marked as overridden so that "make configure" will save them. @@ -464,8 +487,7 @@ options_building = ${addprefix -X,${option_values}} main_makefile := ${firstword ${MAKEFILE_LIST}} delegation_command = @$${MAKE} --file=${abspath ${main_makefile}} \ - --include-dir=${abspath ${dir ${main_makefile}}} \ - --no-print-directory + --include-dir=${abspath ${dir ${main_makefile}}} # delegation_command is the Make command line that delegating makefiles in # separate build directories use to delegate commands to the main makefile. The # first pathname in MAKEFILE_LIST is the main makefile. @@ -580,7 +602,7 @@ preprocess: $${preprocessed_files_in_builddir} build: $${build_targets} $${staged_usage_GPRs} ${stagedir}: - @${MAKE} build --no-print-directory + @${MAKE} build # "make install" straight out of a source package triggers a build, but if # something has been built then "make install" doesn't rebuild anything, just # copies the built files to their destination. |