diff options
Diffstat (limited to 'mesonbuild/compilers/compilers.py')
| -rw-r--r-- | mesonbuild/compilers/compilers.py | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/mesonbuild/compilers/compilers.py b/mesonbuild/compilers/compilers.py index 89208e0..3f088b0 100644 --- a/mesonbuild/compilers/compilers.py +++ b/mesonbuild/compilers/compilers.py @@ -13,6 +13,7 @@ # limitations under the License. import contextlib, os.path, re, tempfile +import subprocess from ..linkers import StaticLinker from .. import coredata @@ -917,6 +918,35 @@ def get_largefile_args(compiler): # those features explicitly. return [] +# TODO: The result from calling compiler should be cached. So that calling this +# function multiple times don't add latency. +def gnulike_default_include_dirs(compiler, lang): + if lang == 'cpp': + lang = 'c++' + p = subprocess.Popen( + compiler + ['-x{}'.format(lang), '-E', '-v', '-'], + stdin=subprocess.DEVNULL, + stderr=subprocess.PIPE, + stdout=subprocess.PIPE + ) + stderr = p.stderr.read().decode('utf-8') + parse_state = 0 + paths = [] + for line in stderr.split('\n'): + if parse_state == 0: + if line == '#include "..." search starts here:': + parse_state = 1 + elif parse_state == 1: + if line == '#include <...> search starts here:': + parse_state = 2 + else: + paths.append(line[1:]) + elif parse_state == 2: + if line == 'End of search list.': + break + else: + paths.append(line[1:]) + return paths class GnuCompiler: # Functionality that is common to all GNU family compilers. @@ -998,6 +1028,9 @@ class GnuCompiler: def get_instruction_set_args(self, instruction_set): return gnulike_instruction_set_args.get(instruction_set, None) + def get_default_include_dirs(self): + return gnulike_default_include_dirs(self.exelist, self.language) + class ClangCompiler: def __init__(self, clang_type): @@ -1082,6 +1115,9 @@ class ClangCompiler: def get_instruction_set_args(self, instruction_set): return gnulike_instruction_set_args.get(instruction_set, None) + def get_default_include_dirs(self): + return gnulike_default_include_dirs(self.exelist, self.language) + # Tested on linux for ICC 14.0.3, 15.0.6, 16.0.4, 17.0.1 class IntelCompiler: @@ -1132,3 +1168,6 @@ class IntelCompiler: # if self.icc_type == ICC_OSX: # return ['-bundle'] return ['-shared'] + + def get_default_include_dirs(self): + return gnulike_default_include_dirs(self.exelist, self.language) |