feat: context provides/provides_unique

src/data.rs

@@ -133,6 +133,8 @@ struct YamlContext {
     env: Option<Env>,
     selects: Option<Vec<String>>,
     disables: Option<Vec<String>>,
+    provides: Option<Vec<String>>,
+    provides_unique: Option<Vec<String>>,
     rules: Option<Vec<YamlRule>>,
     var_options: Option<im::HashMap<String, MergeOption>>,
     tasks: Option<HashMap<String, YamlTask>>,
@@ -550,6 +552,8 @@ pub fn load(
         // This holds:
         // - selects
         // - disables
+        // - provides
+        // - provides_unique
         // TODO:
         // - env (in global env)
         // - rules
@@ -576,6 +580,23 @@ pub fn load(
             module.conflicts = Some(disables.clone());
         }
 
+        if let Some(provides) = context.provides.as_ref() {
+            module.provides = Some(provides.clone());
+        }
+
+        if let Some(provides_unique) = context.provides_unique.as_ref() {
+            if let Some(provides) = module.provides.as_mut() {
+                provides.extend(provides_unique.iter().cloned());
+            } else {
+                module.provides = Some(provides_unique.clone());
+            }
+            if let Some(conflicts) = module.conflicts.as_mut() {
+                conflicts.extend(provides_unique.iter().cloned());
+            } else {
+                module.conflicts = Some(provides_unique.clone());
+            }
+        }
+
         // make context module depend on its parent's context module
         if !is_default {
             module

src/tests/47_context_provides/app.c

@@ -0,0 +1,5 @@
+#include <stdio.h>
+
+int main(int argc, char *argv[]) {
+    printf("Hello Laze!\n");
+}

src/tests/47_context_provides/build_expected/build-global.ninja

@@ -0,0 +1,50 @@
+builddir = build
+build ALWAYS: phony
+rule CC_6858609285403819907
+  command = echo  ${in} > ${out}
+  description = CC
+
+build build/objects/app.12070292612711521013.o: $
+    CC_6858609285403819907 $
+    app.c
+
+rule LINK_5506617845631750009
+  command = cat ${in} > ${out}
+  description = LINK
+
+build build/context1/app1/app1.elf: $
+    LINK_5506617845631750009 $
+    build/objects/app.12070292612711521013.o
+
+build build/context2/app2/app2.elf: $
+    LINK_5506617845631750009 $
+    build/objects/app.12070292612711521013.o
+
+build build/context2/app12/app12.elf: $
+    LINK_5506617845631750009 $
+    build/objects/app.12070292612711521013.o
+
+build build/context12/app1/app1.elf: $
+    LINK_5506617845631750009 $
+    build/objects/app.12070292612711521013.o
+
+build build/context12/app2/app2.elf: $
+    LINK_5506617845631750009 $
+    build/objects/app.12070292612711521013.o
+
+build build/context12/app12/app12.elf: $
+    LINK_5506617845631750009 $
+    build/objects/app.12070292612711521013.o
+
+build build/context21/app1/app1.elf: $
+    LINK_5506617845631750009 $
+    build/objects/app.12070292612711521013.o
+
+build build/context21/app2/app2.elf: $
+    LINK_5506617845631750009 $
+    build/objects/app.12070292612711521013.o
+
+build build/context21/app12/app12.elf: $
+    LINK_5506617845631750009 $
+    build/objects/app.12070292612711521013.o
+

src/tests/47_context_provides/build_expected/context1/app1/app1.elf

@@ -0,0 +1 @@
+app.c

src/tests/47_context_provides/build_expected/context12/app1/app1.elf

@@ -0,0 +1 @@
+app.c

src/tests/47_context_provides/build_expected/context12/app12/app12.elf

@@ -0,0 +1 @@
+app.c

src/tests/47_context_provides/build_expected/context12/app2/app2.elf

@@ -0,0 +1 @@
+app.c

src/tests/47_context_provides/build_expected/context2/app12/app12.elf

@@ -0,0 +1 @@
+app.c

src/tests/47_context_provides/build_expected/context2/app2/app2.elf

@@ -0,0 +1 @@
+app.c

src/tests/47_context_provides/build_expected/context21/app1/app1.elf

@@ -0,0 +1 @@
+app.c

src/tests/47_context_provides/build_expected/context21/app12/app12.elf

@@ -0,0 +1 @@
+app.c

src/tests/47_context_provides/build_expected/context21/app2/app2.elf

@@ -0,0 +1 @@
+app.c

src/tests/47_context_provides/build_expected/objects/app.12070292612711521013.o

@@ -0,0 +1 @@
+app.c

src/tests/47_context_provides/laze-project.yml

@@ -0,0 +1,61 @@
+builders:
+  - name: default
+    rules:
+      - name: CC
+        in: "c"
+        out: "o"
+        cmd: "echo ${VAR} ${in} > ${out}"
+      - name: LINK
+        in: "o"
+        cmd: "cat ${in} > ${out}"
+    env:
+      bindir: build/${builder}/${app}
+
+  - name: context1
+    parent: default
+    provides:
+      - provided_by_context1
+
+  - name: context2
+    parent: default
+    provides:
+      - provided_by_context2
+
+  - name: context11
+    parent: context1
+    provides_unique:
+      - provided_by_context1
+
+  - name: context12
+    parent: context1
+    provides_unique:
+      - provided_by_context2
+
+  - name: context21
+    parent: context2
+    provides_unique:
+      - provided_by_context1
+
+  - name: context22
+    parent: context2
+    provides_unique:
+      - provided_by_context2
+
+apps:
+  - name: app1
+    sources:
+      - app.c
+    selects:
+      - provided_by_context1
+
+  - name: app2
+    sources:
+      - app.c
+    selects:
+      - provided_by_context2
+
+  - name: app12
+    sources:
+      - app.c
+    selects:
+      - provided_by_context2

src/tests/47_context_provides/test.sh

@@ -0,0 +1,13 @@
+#!/bin/sh
+
+. ../test-common.sh
+
+cleanup
+build
+clean_temp_files
+
+diff_build_dir
+
+echo TEST_OK
+
+cleanup