Can execute found programs with run_command.

dependencies.py

@@ -127,17 +127,21 @@ class PkgConfigDependency(Dependency):
         return self.is_found
 
 class ExternalProgram():
-    def __init__(self, name, fullpath=None, silent=False):
+    def __init__(self, name, fullpath=None, silent=False, search_dir=None):
         self.name = name
         if fullpath is not None:
             self.fullpath = fullpath
         else:
             self.fullpath = shutil.which(name)
+            if self.fullpath is None and search_dir is not None:
+                trial = os.path.join(search_dir, name)
+                if os.access(trial, os.X_OK):
+                    self.fullpath = trial
         if not silent:
             if self.found():
                 mlog.log('Program', mlog.bold(name), 'found:', mlog.green('YES'), '(%s)' % self.fullpath)
             else:
-                mlog.log('Program', mlog.bold(name), 'found:,', mlog.red('NO'))
+                mlog.log('Program', mlog.bold(name), 'found:', mlog.red('NO'))
 
     def found(self):
         return self.fullpath is not None

interpreter.py

@@ -754,9 +754,18 @@ class Interpreter():
                     raise InvalidArguments('Incorrect argument type.')
                 
     def func_run_command(self, node, args, kwargs):
-        for i in args:
+        if len(args) < 1:
+            raise InterpreterException('Not enough arguments')
+        cmd = args[0]
+        cargs = args[1:]
+        if isinstance(cmd, ExternalProgramHolder):
+            cmd = cmd.get_command()
+        elif not isinstance(cmd, str):
+            raise InterpreterException('First argument is of incorrect type.')
+        for i in cargs:
             if not isinstance(i, str):
-                raise InterpreterObject('Run_command arguments must be strings.')
+                raise InterpreterException('Run_command arguments must be strings.')
+        args = [cmd] + cargs
         return RunProcess(args, self.environment.source_dir, self.environment.build_dir, self.subdir)
 
     def func_gettext(self, nodes, args, kwargs):
@@ -931,7 +940,9 @@ class Interpreter():
         if exename in self.coredata.ext_progs and\
            self.coredata.ext_progs[exename].found():
             return ExternalProgramHolder(self.coredata.ext_progs[exename])
-        extprog = dependencies.ExternalProgram(exename)
+        # Search for scripts relative to current subdir.
+        search_dir = os.path.join(self.environment.get_source_dir(), self.subdir)
+        extprog = dependencies.ExternalProgram(exename, search_dir=search_dir)
         progobj = ExternalProgramHolder(extprog)
         self.coredata.ext_progs[exename] = extprog
         if required and not progobj.found():

run_tests.py

@@ -25,7 +25,8 @@ test_build_dir = 'work area'
 install_dir = os.path.join(os.path.split(os.path.abspath(__file__))[0], 'install dir')
 meson_command = './meson.py'
 
-unity_flags = ['--unity']
+#unity_flags = ['--unity']
+unity_flags = []
 msbuild_exe = shutil.which('msbuild')
 
 if msbuild_exe is not None:

test cases/common/55 file grabber/meson.build

@@ -11,10 +11,14 @@ project('grabber', 'c')
 
 if build.name() == 'windows'
   c = run_command('grabber.bat')
+  grabber = find_program('grabber')
 else
   c = run_command('grabber.sh')
+  grabber = find_program('grabber.sh')
 endif
 
+
+# First test running command explicitly.
 if c.returncode() != 0
   error('Executing script failed.')
 endif
@@ -26,3 +30,6 @@ sources = c.stdout().strip().split(newline)
 
 e = executable('prog', sources)
 test('grabtest', e)
+
+# Then test using program with find_program
+subdir('subdir')

test cases/common/55 file grabber/subdir/meson.build

@@ -0,0 +1,5 @@
+sc = run_command(grabber)
+subsources = sc.stdout().strip().split(newline)
+
+se = executable('subprog', subsources)
+test('subgrabtest', se)

test cases/common/55 file grabber/subdir/suba.c

@@ -0,0 +1 @@
+int funca() { return 0; }

test cases/common/55 file grabber/subdir/subb.c

@@ -0,0 +1 @@
+int funcb() { return 0; }

test cases/common/55 file grabber/subdir/subc.c

@@ -0,0 +1 @@
+int funcc() { return 0; }

test cases/common/55 file grabber/subdir/subprog.c

@@ -0,0 +1,7 @@
+int funca();
+int funcb();
+int funcc();
+
+int main(int argc, char **argv) {
+    return funca() + funcb() + funcc();
+}