diff options
| -rw-r--r-- | doc/manual.cli | 35 |
1 files changed, 30 insertions, 5 deletions
diff --git a/doc/manual.cli b/doc/manual.cli index 15d7c31..0c91d4c 100644 --- a/doc/manual.cli +++ b/doc/manual.cli @@ -2330,7 +2330,9 @@ from out. Here is a fragment from the \c{libhello} source directory \ hxx{version}: in{version} $src_root/manifest -hxx{version}: dist = true +{ + dist = true +} \ Our library provides the \c{version.hxx} header that the users can include to @@ -2565,7 +2567,6 @@ lib{hello}: {hxx ixx txx cxx}{** -version} hxx{version} \ # in src (so that clean results in a state identical to distributed). # hxx{version}: in{version} $src_root/manifest -hxx{version}: { dist = true clean = ($src_root != $out_root) @@ -3185,6 +3186,30 @@ exe{test}: file{test.roundtrip}: # prerequisite-specific } \ +Variable assignment blocks can be combined with dependency declarations, for +example: + +\ +h{config}: in{config} +{ + in.symbol = '@' + in.substitution = lax + + SYSTEM_NAME = $c.target.system + SYSTEM_PROCESSOR = $c.target.cpu +} +\ + +In case of a dependency chain, the block applies to the set of prerequisites +(note: \i{not targets}) before last \c{:}. For example: + +\ +./: exe{test}: libue{test}: cxx{test} +{ + bin.whole = false # Applies to the libue{test} prerequisite. +} +\ + \N|All prerequisite-specific variables must be assigned at once as part of the dependency declaration since repeating the same dependency again duplicates the prerequisite rather than references the already existing one. @@ -4686,7 +4711,9 @@ template as well as something along these lines to our \c{buildfile}: lib{hello}: ... hxx{version} hxx{version}: in{version} $src_root/file{manifest} -hxx{version}: dist = true +{ + dist = true +} \ The header rule is a line-based preprocessor that substitutes fragments @@ -6492,7 +6519,6 @@ const char data[] = \"@data@\"; # buildfile cxx{data}: in{data} -cxx{data}: { in.symbol = '@' data = 'Hello, World!' @@ -6523,7 +6549,6 @@ substitutions as is. For example: # buildfile h{config}: in{config} # config.h.in -h{config}: { in.symbol = '@' in.substitution = lax |