diff options
Diffstat (limited to 'ninjabackend.py')
| -rw-r--r-- | ninjabackend.py | 30 |
1 files changed, 29 insertions, 1 deletions
diff --git a/ninjabackend.py b/ninjabackend.py index d8b9e8f..74892f0 100644 --- a/ninjabackend.py +++ b/ninjabackend.py @@ -22,7 +22,7 @@ from meson_install import InstallData from build import InvalidArguments from coredata import MesonException import os, sys, pickle, re -import subprocess +import subprocess, shutil if mesonlib.is_windows(): quote_char = '"' @@ -130,6 +130,33 @@ class NinjaBackend(backends.Backend): raise MesonException('Multiple producers for Ninja target "%s". Please rename your targets.' % n) self.all_outputs[n] = True + def detect_vs_dep_prefix(self, outfile, tempfilename): + '''VS writes its dependency in a locale dependent format. + Detect the search prefix to use.''' + if shutil.which('cl') is None: + return outfile + outfile.close() + open(os.path.join(self.environment.get_scratch_dir(), 'incdetect.c'), + 'w').write('''#include<stdio.h> +int dummy; +''') + + pc = subprocess.Popen(['cl', '/showIncludes', '/c', 'incdetect.c'], + stdout=subprocess.PIPE, + stderr=subprocess.PIPE, + cwd=self.environment.get_scratch_dir()) + + (stdo, _) = pc.communicate() + + for line in stdo.split(b'\r\n'): + if line.endswith(b'stdio.h'): + matchstr = b':'.join(line.split(b':')[0:2]) + b':' + binfile = open(tempfilename, 'ab') + binfile.write(b'msvc_deps_prefix = ' + matchstr + b'\r\n') + binfile.close() + return open(tempfilename, 'a') + raise MesonException('Could not determine vs dep dependency prefix string.') + def generate(self, interp): self.interpreter = interp outfilename = os.path.join(self.environment.get_build_dir(), self.ninja_filename) @@ -140,6 +167,7 @@ class NinjaBackend(backends.Backend): outfile.write('# It is autogenerated by the Meson build system.\n') outfile.write('# Do not edit by hand.\n\n') outfile.write('ninja_required_version = 1.5.1\n\n') + outfile = self.detect_vs_dep_prefix(outfile, tempfilename) self.generate_rules(outfile) self.generate_phony(outfile) outfile.write('# Build rules for targets\n\n') |