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-rw-r--r--INSTALL24
1 files changed, 13 insertions, 11 deletions
diff --git a/INSTALL b/INSTALL
index 982d5a7..4a33eb2 100644
--- a/INSTALL
+++ b/INSTALL
@@ -55,7 +55,9 @@ are relevant during the build:
GNAT project file that defines directory variables for use by other project
files. Multiarch support requires a directories project that can refer to
different directories depending on the target architecture. A directories
- project overrides some but not all of the directory variables listed below.
+ project overrides the default values of some of the directory variables
+ listed below, but if one of those variables is set explicitly, then it
+ overrides the directories project.
relocatable_package
If relocatable_package is true and no directories project is provided, then
@@ -73,13 +75,13 @@ are relevant during the build:
other architecture-specific files. Default: <prefix>
bindir
- The directory for programs that can be run from a command prompt, used only
- if no directories project is provided. Default: <exec_prefix>/bin
+ The directory for programs that can be run from a command prompt; may be
+ provided by a directories project. Default: <exec_prefix>/bin
libexecdir
The top-level directory for programs that are intended to be run by other
- programs rather than by users, used only if no directories project is
- provided. Default: <exec_prefix>/libexec
+ programs rather than by users; may be provided by a directories project.
+ Default: <exec_prefix>/libexec
datarootdir
The root of the directory tree for read-only architecture-independent data
@@ -124,22 +126,22 @@ are relevant during the build:
includedir
The top-level directory for source files to be used in the compilation of
- software using libraries, used only if no directories project is provided.
+ software using libraries; may be provided by a directories project.
Default: <prefix>/include
archincludedir
Like includedir but for architecture-specific source files, in case this
- library must install such files. Default: <includedir>
+ library must install such files; may be provided by a directories project.
+ Default: <includedir>
libdir
The directory for binary libraries to be used by other software, and the
- top-level directory for other architecture-specific files, used for
- libraries only if no directories project is provided.
- Default: <exec_prefix>/lib
+ top-level directory for other architecture-specific files; may be provided
+ by a directories project. Default: <exec_prefix>/lib
alidir
The parent of the library-specific directory for Ada library information
- files for this library, used only if no directories project is provided.
+ files for this library; may be provided by a directories project.
Default: <libdir>
gprdir