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-rw-r--r--Configurations/README12
-rw-r--r--Configurations/common.tmpl3
-rwxr-xr-xConfigure11
3 files changed, 25 insertions, 1 deletions
diff --git a/Configurations/README b/Configurations/README
index 40875a3ba2..5665d24b54 100644
--- a/Configurations/README
+++ b/Configurations/README
@@ -404,6 +404,18 @@ configuration items:
build hoho.h: echo "/* hoho */" > hoho.h
ENDRAW[build.ninja(unix)]
+Should it be needed because the recipes within a RAW section might
+clash with those generated by Configure, it's possible to tell it
+not to generate them with the use of OVERRIDES, for example:
+
+ SOURCE[libfoo]=foo.c bar.c
+
+ OVERRIDES=bar.o
+ BEGINRAW[Makefile(unix)]
+ bar.o: bar.c
+ $(CC) $(CFLAGS) -DSPECIAL -c -o $@ $<
+ ENDRAW[Makefile(unix)]
+
See the documentation further up for more information on configuration
items.
diff --git a/Configurations/common.tmpl b/Configurations/common.tmpl
index b97abfb323..c2362d0d93 100644
--- a/Configurations/common.tmpl
+++ b/Configurations/common.tmpl
@@ -134,6 +134,9 @@
$cache{$script} = 1;
}
+ # Start with populating the cache with all the overrides
+ %cache = map { $_ => 1 } @{$unified_info{overrides}};
+
# Build all known libraries, engines, programs and scripts.
# Everything else will be handled as a consequence.
map { dolib($_) } @{$unified_info{libraries}};
diff --git a/Configure b/Configure
index da9e5a3979..34926ab0d8 100755
--- a/Configure
+++ b/Configure
@@ -1274,6 +1274,7 @@ if ($builder eq "unified") {
my @engines = ();
my @scripts = ();
my @extra = ();
+ my @overrides = ();
my @intermediates = ();
my @rawlines = ();
@@ -1342,6 +1343,9 @@ if ($builder eq "unified") {
qr/^\s*EXTRA\s*=\s*(.*)\s*$/
=> sub { push @extra, split(/\s+/, $1)
if !@skip || $skip[$#skip] > 0 },
+ qr/^\s*OVERRIDES\s*=\s*(.*)\s*$/
+ => sub { push @overrides, split(/\s+/, $1)
+ if !@skip || $skip[$#skip] > 0 },
qr/^\s*ORDINALS\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/,
=> sub { push @{$ordinals{$1}}, split(/\s+/, $2)
@@ -1440,6 +1444,11 @@ EOF
$unified_info{extra}->{$extra} = 1;
}
+ foreach (@overrides) {
+ my $override = cleanfile($buildd, $_, $blddir);
+ $unified_info{overrides}->{$override} = 1;
+ }
+
push @{$unified_info{rawlines}}, @rawlines;
unless ($disabled{shared}) {
@@ -1583,7 +1592,7 @@ EOF
### Make unified_info a bit more efficient
# One level structures
- foreach (("programs", "libraries", "engines", "scripts", "extra")) {
+ foreach (("programs", "libraries", "engines", "scripts", "extra", "overrides")) {
$unified_info{$_} = [ sort keys %{$unified_info{$_}} ];
}
# Two level structures