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fix windows relative path include dirs (#501)

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* Only do path normalization on clang-cl + clang-format

* Improve clang-cl checking + add /I to args that could be followed by a relative path + add two test cases
This commit is contained in:
DaanDeMeyer 2018-03-11 18:08:41 +01:00 committed by Fangrui Song
parent 2a7117e6e5
commit 9b3ec699e0
1 changed files with 45 additions and 29 deletions
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74
src/project.cc
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@ -10,8 +10,8 @@
#include <clang-c/CXCompilationDatabase.h>
#include <doctest/doctest.h>
#include <loguru.hpp>
#include <rapidjson/writer.h>
#include <loguru.hpp>
#if defined(__unix__) || defined(__APPLE__)
#include <unistd.h>
@ -53,9 +53,8 @@ bool IsWindowsAbsolutePath(const std::string& path) {
return (c >= 'A' && c <= 'Z') || (c >= 'a' && c <= 'z');
};
return path.size() > 3 && path[1] == ':' &&
(path[2] == '/' || path[2] == '\\') &&
is_drive_letter(path[0]);
return path.size() > 3 && path[1] == ':' &&
(path[2] == '/' || path[2] == '\\') && is_drive_letter(path[0]);
}
enum class ProjectMode { CompileCommandsJson, DotCquery, ExternalCommand };
@ -84,7 +83,7 @@ std::vector<std::string> kBlacklist = {
std::vector<std::string> kPathArgs = {
"-I", "-iquote", "-isystem", "--sysroot=",
"-isysroot", "-gcc-toolchain", "-include-pch", "-iframework",
"-F", "-imacros", "-include"};
"-F", "-imacros", "-include", "/I"};
// Arguments which always require an absolute path, ie, clang -working-directory
// does not work as expected. Argument processing assumes that this is a subset
@ -94,7 +93,7 @@ std::vector<std::string> kNormalizePathArgs = {"--sysroot="};
// Arguments whose path arguments should be injected into include dir lookup
// for #include completion.
std::vector<std::string> kQuoteIncludeArgs = {"-iquote"};
std::vector<std::string> kAngleIncludeArgs = {"-I", "-isystem"};
std::vector<std::string> kAngleIncludeArgs = {"-I", "/I", "-isystem"};
bool ShouldAddToQuoteIncludes(const std::string& arg) {
return StartsWithAny(arg, kQuoteIncludeArgs);
@ -170,19 +169,18 @@ Project::Entry GetCompilationEntryFromCompileCommandEntry(
// ie, compiler schedular such as goma. This allows correct parsing for
// command lines like "goma clang -c foo".
std::string::size_type dot;
while (
i < args.size() && args[i][0] != '-' &&
// Do not skip over main source filename
NormalizePathWithTestOptOut(args[i]) != result.filename &&
// There may be other filenames (e.g. more than one source filenames)
// preceding main source filename. We use a heuristic here. `.` may
// occur in both command names and source filenames. If `.` occurs in
// the last 4 bytes of args[i] and not followed by a digit, e.g.
// .c .cpp, We take it as a source filename. Others (like ./a/b/goma
// clang-4.0) are seen as commands.
((dot = args[i].rfind('.')) == std::string::npos ||
dot + 4 < args[i].size() || isdigit(args[i][dot + 1]) ||
!args[i].compare(dot + 1, 3, "exe")))
while (i < args.size() && args[i][0] != '-' &&
// Do not skip over main source filename
NormalizePathWithTestOptOut(args[i]) != result.filename &&
// There may be other filenames (e.g. more than one source filenames)
// preceding main source filename. We use a heuristic here. `.` may
// occur in both command names and source filenames. If `.` occurs in
// the last 4 bytes of args[i] and not followed by a digit, e.g.
// .c .cpp, We take it as a source filename. Others (like ./a/b/goma
// clang-4.0) are seen as commands.
((dot = args[i].rfind('.')) == std::string::npos ||
dot + 4 < args[i].size() || isdigit(args[i][dot + 1]) ||
!args[i].compare(dot + 1, 3, "exe")))
++i;
}
// Compiler driver.
@ -221,6 +219,8 @@ Project::Entry GetCompilationEntryFromCompileCommandEntry(
config->quote_dirs.insert(normalized_arg);
if (add_next_flag_to_angle_dirs)
config->angle_dirs.insert(normalized_arg);
if (clang_cl)
arg = normalized_arg;
next_flag_is_path = false;
add_next_flag_to_quote_dirs = false;
@ -241,7 +241,7 @@ Project::Entry GetCompilationEntryFromCompileCommandEntry(
std::string path = arg.substr(flag_type.size());
assert(!path.empty());
path = cleanup_maybe_relative_path(path);
if (StartsWithAny(arg, kNormalizePathArgs))
if (clang_cl || StartsWithAny(arg, kNormalizePathArgs))
arg = flag_type + path;
if (ShouldAddToQuoteIncludes(flag_type))
config->quote_dirs.insert(path);
@ -354,7 +354,7 @@ std::vector<Project::Entry> LoadFromDirectoryListing(Config* init_opts,
e.file = file;
e.args = GetCompilerArgumentForFile(file);
if (e.args.empty())
e.args.push_back("%clang"); // Add a Dummy.
e.args.push_back("%clang"); // Add a Dummy.
e.args.push_back(e.file);
result.push_back(
GetCompilationEntryFromCompileCommandEntry(init_opts, config, e));
@ -405,7 +405,7 @@ std::vector<Project::Entry> LoadCompilationEntriesFromDirectory(
comp_db_dir.c_str(), &cx_db_load_error);
if (!init_opts->compilationDatabaseCommand.empty()) {
#ifdef _WIN32
// TODO
// TODO
#else
unlink((comp_db_dir + "/compile_commands.json").c_str());
rmdir(comp_db_dir.c_str());
@ -664,9 +664,8 @@ TEST_SUITE("Project") {
CheckFlags(
/* raw */ {"goma", "clang"},
/* expected */
{"clang", "-working-directory=/dir/",
"-resource-dir=/w/resource_dir/", "-Wno-unknown-warning-option",
"-fparse-all-comments"});
{"clang", "-working-directory=/dir/", "-resource-dir=/w/resource_dir/",
"-Wno-unknown-warning-option", "-fparse-all-comments"});
CheckFlags(
/* raw */ {"goma", "clang", "--foo"},
@ -679,14 +678,31 @@ TEST_SUITE("Project") {
TEST_CASE("Windows path normalization") {
CheckFlags("E:/workdir", "E:/workdir/bar.cc", /* raw */ {"clang", "bar.cc"},
/* expected */
{"clang", "-working-directory=E:/workdir",
"&E:/workdir/bar.cc", "-resource-dir=/w/resource_dir/",
"-Wno-unknown-warning-option", "-fparse-all-comments"});
{"clang", "-working-directory=E:/workdir", "&E:/workdir/bar.cc",
"-resource-dir=/w/resource_dir/", "-Wno-unknown-warning-option",
"-fparse-all-comments"});
CheckFlags("E:/workdir", "E:/workdir/bar.cc",
/* raw */ {"clang", "E:/workdir/bar.cc"},
/* expected */
{"clang", "-working-directory=E:/workdir",
{"clang", "-working-directory=E:/workdir", "&E:/workdir/bar.cc",
"-resource-dir=/w/resource_dir/", "-Wno-unknown-warning-option",
"-fparse-all-comments"});
CheckFlags("E:/workdir", "E:/workdir/bar.cc",
/* raw */ {"clang-cl.exe", "/I./test", "E:/workdir/bar.cc"},
/* expected */
{"clang-cl.exe", "-working-directory=E:/workdir",
"/I&E:/workdir/./test", "&E:/workdir/bar.cc",
"-resource-dir=/w/resource_dir/", "-Wno-unknown-warning-option",
"-fparse-all-comments"});
CheckFlags("E:/workdir", "E:/workdir/bar.cc",
/* raw */
{"cl.exe", "/I../third_party/test/include", "E:/workdir/bar.cc"},
/* expected */
{"cl.exe", "-working-directory=E:/workdir",
"/I&E:/workdir/../third_party/test/include",
"&E:/workdir/bar.cc", "-resource-dir=/w/resource_dir/",
"-Wno-unknown-warning-option", "-fparse-all-comments"});
}