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danmardanmar
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ImportProject: Try to handle -D and -I in the same way
1 parent bcf6039 commit cf57233

3 files changed

Lines changed: 147 additions & 133 deletions

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‎lib/importproject.cpp‎

Lines changed: 129 additions & 116 deletions
Original file line numberDiff line numberDiff line change
@@ -162,7 +162,7 @@ void ImportProject::FileSettings::setIncludePaths(const std::string &basepath, c
162162
continue;
163163
if (it.compare(0,2,"%(")==0)
164164
continue;
165-
std::string s(Path::removeQuotationMarks(Path::fromNativeSeparators(it)));
165+
std::string s(Path::fromNativeSeparators(it));
166166
if (s[0] == '/' || (s.size() > 1U && s.compare(1,2,":/") == 0)) {
167167
if (!endsWith(s,'/'))
168168
s += '/';
@@ -217,141 +217,154 @@ ImportProject::Type ImportProject::import(const std::string &filename, Settings
217217
return ImportProject::Type::UNKNOWN;
218218
}
219219

220-
static std::string readUntil(const std::string& command, std::string::size_type* pos, const char until[], bool skipBackSlash = true)
220+
static std::string readUntil(const std::string &command, std::string::size_type *pos, const char until[])
221221
{
222222
std::string ret;
223223
bool str = false;
224-
while (*pos < command.size() && (str || !std::strchr(until, command[*pos]))) {
225-
if (skipBackSlash && command[*pos] == '\\')
226-
++* pos;
227-
if (*pos < command.size())
228-
ret += command[(*pos)++];
229-
if (endsWith(ret, '\"'))
230-
str = !str;
231-
}
232-
return ret;
233-
}
234-
235-
static void skip_whitespaces(const std::string& command, std::string::size_type *pos)
236-
{
237-
while (*pos < command.size() && command[*pos] == ' ')
238-
(*pos)++;
239-
}
240-
241-
242-
static std::string parseTillNextCommandOpt(const std::string& singleCharOpts, const std::string& command, std::string::size_type *pos)
243-
{
244-
std::string ret;
245-
*pos = command.find_first_not_of("/-", *pos);
246-
247-
if (*pos >= command.size())
248-
return ret;
249-
250-
const char F = command[*pos];
251-
if (std::strchr(singleCharOpts.c_str(), F)) {
252-
(*pos)++;
253-
return std::string{F};
224+
bool escape = false;
225+
for (; *pos < command.size() && (str || !std::strchr(until, command[*pos])); (*pos)++) {
226+
if (escape) {
227+
escape = false;
228+
if (!std::strchr("\\\"\'", command[*pos]))
229+
ret += '\\';
230+
ret += command[*pos];
231+
} else if (str && command[*pos] == '\\')
232+
escape = true;
233+
else {
234+
if (command[*pos] == '\"')
235+
str = !str;
236+
ret += command[*pos];
237+
}
254238
}
255-
256-
ret = readUntil(command, pos, " =");
257239
return ret;
258240
}
259241

260-
void ImportProject::FileSettings::parseCommandStd(const std::string& command, std::string::size_type *pos, std::string& defs)
261-
{
262-
std::string def{};
263-
const std::string stdval = readUntil(command, pos, " ");
264-
standard = stdval;
265-
if (standard.compare(0, 3, "c++") || standard.compare(0, 5, "gnu++")) {
266-
std::string stddef;
267-
if (standard == "c++98" || standard == "gnu++98" || standard == "c++03" || standard == "gnu++03") {
268-
stddef = "199711L";
269-
} else if (standard == "c++11" || standard == "gnu++11"|| standard == "c++0x" || standard == "gnu++0x") {
270-
stddef = "201103L";
271-
} else if (standard == "c++14" || standard == "gnu++14" || standard == "c++1y" || standard == "gnu++1y") {
272-
stddef = "201402L";
273-
} else if (standard == "c++17" || standard == "gnu++17" || standard == "c++1z" || standard == "gnu++1z") {
274-
stddef = "201703L";
275-
}
276-
277-
if (stddef.empty()) {
278-
// TODO: log error
279-
} else {
280-
def += "__cplusplus=";
281-
def += stddef;
282-
def += ";";
283-
}
242+
static std::string unescape(const std::string &in) {
243+
std::string out;
244+
bool escape = false;
245+
for (char c: in) {
246+
if (escape) {
247+
escape = false;
248+
out += c;
249+
} else if (c == '\\')
250+
escape = true;
251+
else
252+
out += c;
284253
}
285-
defs += def;
254+
return out;
286255
}
287256

288-
void ImportProject::FileSettings::parseCommandDefine(const std::string& command, std::string::size_type *pos, std::string& defs)
257+
void ImportProject::FileSettings::parseCommand(std::string command)
289258
{
290-
const bool skipBackSlash = false;
291-
defs += readUntil(command, pos, " =");
292-
const std::string defval = readUntil(command, pos, " ", skipBackSlash);
293-
if (!defval.empty())
294-
defs += defval;
295-
defs += ';';
296-
}
297-
298-
void ImportProject::FileSettings::parseCommandUndefine(const std::string& command, std::string::size_type *pos)
299-
{
300-
const std::string fval = readUntil(command, pos, " ");
301-
undefs.insert(fval);
302-
}
303-
304-
void ImportProject::FileSettings::parseCommandInclude(const std::string& command, std::string::size_type *pos)
305-
{
306-
const bool skipBackSlash = false;
307-
const std::string fval = readUntil(command, pos, " ", skipBackSlash);
308-
if (std::find(includePaths.begin(), includePaths.end(), fval) == includePaths.end())
309-
includePaths.push_back(fval);
310-
}
311-
312-
void ImportProject::FileSettings::parseCommandSystemInclude(const std::string& command, std::string::size_type *pos)
313-
{
314-
const bool skipBackSlash = false;
315-
const std::string isystem = Path::removeQuotationMarks(readUntil(command, pos, " ", skipBackSlash));
316-
systemIncludePaths.push_back(isystem);
317-
}
318-
319-
void ImportProject::FileSettings::parseCommand(const std::string &command)
320-
{
321-
const std::string singleCharCommandOpts = "DUI";
322259
std::string defs;
323260

261+
command = unescape(command);
262+
263+
// Parse command..
324264
std::string::size_type pos = 0;
325265
while (std::string::npos != (pos = command.find(' ',pos))) {
326-
skip_whitespaces(command, &pos);
266+
while (pos < command.size() && command[pos] == ' ')
267+
pos++;
327268
if (pos >= command.size())
328269
break;
329-
330-
const auto opt = parseTillNextCommandOpt(singleCharCommandOpts, command, &pos);
331-
270+
if (command[pos] != '/' && command[pos] != '-')
271+
continue;
272+
pos++;
332273
if (pos >= command.size())
333274
break;
275+
const char F = command[pos++];
276+
if (std::strchr("DUI", F)) {
277+
while (pos < command.size() && command[pos] == ' ')
278+
++pos;
279+
}
280+
const std::string fval = readUntil(command, &pos, " =");
281+
if (F=='D') {
282+
const std::string defval = readUntil(command, &pos, " ");
283+
defs += fval;
284+
if (!defval.empty())
285+
defs += defval;
286+
defs += ';';
287+
} else if (F=='U')
288+
undefs.insert(fval);
289+
else if (F=='I') {
290+
std::string i = fval;
291+
if (i.size() > 1 && i[0] == '\"' && i.back() == '\"')
292+
i = unescape(i.substr(1, i.size() - 2));
293+
if (std::find(includePaths.begin(), includePaths.end(), i) == includePaths.end())
294+
includePaths.push_back(i);
295+
} else if (F=='s' && fval.compare(0,2,"td") == 0) {
296+
++pos;
297+
const std::string stdval = readUntil(command, &pos, " ");
298+
standard = stdval;
299+
if (standard.compare(0, 3, "c++") || standard.compare(0, 5, "gnu++")) {
300+
std::string stddef;
301+
if (standard == "c++98" || standard == "gnu++98" || standard == "c++03" || standard == "gnu++03") {
302+
stddef = "199711L";
303+
} else if (standard == "c++11" || standard == "gnu++11"|| standard == "c++0x" || standard == "gnu++0x") {
304+
stddef = "201103L";
305+
} else if (standard == "c++14" || standard == "gnu++14" || standard == "c++1y" || standard == "gnu++1y") {
306+
stddef = "201402L";
307+
} else if (standard == "c++17" || standard == "gnu++17" || standard == "c++1z" || standard == "gnu++1z") {
308+
stddef = "201703L";
309+
}
310+
311+
if (stddef.empty()) {
312+
// TODO: log error
313+
continue;
314+
}
334315

335-
if (opt=="D")
336-
parseCommandDefine(command, &pos, defs);
337-
else if (opt=="U")
338-
parseCommandUndefine(command, &pos);
339-
else if (opt=="I")
340-
parseCommandInclude(command, &pos);
341-
else if (opt=="isystem")
342-
parseCommandSystemInclude(command, &pos);
343-
else if (opt=="std")
344-
parseCommandStd(command, &pos, defs);
345-
else if (opt=="municode")
346-
defs += "UNICODE;";
347-
else if (opt=="fpic")
348-
defs += "__pic__;";
349-
else if (opt=="fPIC")
350-
defs += "__PIC__;";
351-
else if (opt=="fpie")
352-
defs += "__pie__;";
353-
else if (opt=="fPIE")
354-
defs += "__PIE__;";
316+
defs += "__cplusplus=";
317+
defs += stddef;
318+
defs += ";";
319+
} else if (standard.compare(0, 1, "c") || standard.compare(0, 3, "gnu")) {
320+
if (standard == "c90" || standard == "iso9899:1990" || standard == "gnu90" || standard == "iso9899:199409") {
321+
// __STDC_VERSION__ is not set for C90 although the macro was added in the 1994 amendments
322+
continue;
323+
}
324+
325+
std::string stddef;
326+
327+
if (standard == "c99" || standard == "iso9899:1999" || standard == "gnu99") {
328+
stddef = "199901L";
329+
} else if (standard == "c11" || standard == "iso9899:2011" || standard == "gnu11" || standard == "c1x" || standard == "gnu1x") {
330+
stddef = "201112L";
331+
} else if (standard == "c17") {
332+
stddef = "201710L";
333+
}
334+
335+
if (stddef.empty()) {
336+
// TODO: log error
337+
continue;
338+
}
339+
340+
defs += "__STDC_VERSION__=";
341+
defs += stddef;
342+
defs += ";";
343+
}
344+
} else if (F == 'i' && fval == "system") {
345+
++pos;
346+
const std::string isystem = readUntil(command, &pos, " ");
347+
systemIncludePaths.push_back(isystem);
348+
} else if (F=='m') {
349+
if (fval == "unicode") {
350+
defs += "UNICODE";
351+
defs += ";";
352+
}
353+
} else if (F=='f') {
354+
if (fval == "pic") {
355+
defs += "__pic__";
356+
defs += ";";
357+
} else if (fval == "PIC") {
358+
defs += "__PIC__";
359+
defs += ";";
360+
} else if (fval == "pie") {
361+
defs += "__pie__";
362+
defs += ";";
363+
} else if (fval == "PIE") {
364+
defs += "__PIE__";
365+
defs += ";";
366+
}
367+
}
355368
}
356369
setDefines(defs);
357370
}

‎lib/importproject.h‎

Lines changed: 1 addition & 7 deletions
Original file line numberDiff line numberDiff line change
@@ -76,13 +76,7 @@ class CPPCHECKLIB ImportProject {
7676
bool msc;
7777
bool useMfc;
7878

79-
void parseCommand(const std::string &command);
80-
81-
void parseCommandStd(const std::string& command, std::string::size_type *pos, std::string& defs);
82-
static void parseCommandDefine(const std::string& command, std::string::size_type *pos, std::string& defs);
83-
void parseCommandUndefine(const std::string& command, std::string::size_type *pos);
84-
void parseCommandInclude(const std::string& command, std::string::size_type *pos);
85-
void parseCommandSystemInclude(const std::string& command, std::string::size_type *pos);
79+
void parseCommand(std::string command);
8680
void setDefines(std::string defs);
8781
void setIncludePaths(const std::string &basepath, const std::list<std::string> &in, std::map<std::string, std::string, cppcheck::stricmp> &variables);
8882
};

‎test/testimportproject.cpp‎

Lines changed: 17 additions & 10 deletions
Original file line numberDiff line numberDiff line change
@@ -49,7 +49,7 @@ class TestImportProject : public TestFixture {
4949
TEST_CASE(importCompileCommands4); // only accept certain file types
5050
TEST_CASE(importCompileCommands5); // Windows/CMake/Ninja generated comile_commands.json
5151
TEST_CASE(importCompileCommands6); // Windows/CMake/Ninja generated comile_commands.json with spaces
52-
TEST_CASE(importCompileCommands7);
52+
TEST_CASE(importCompileCommands7); // linux: "/home/danielm/cppcheck 2"
5353
TEST_CASE(importCompileCommandsArgumentsSection); // Handle arguments section
5454
TEST_CASE(importCompileCommandsNoCommandSection); // gracefully handles malformed json
5555
TEST_CASE(importCppcheckGuiProject);
@@ -104,14 +104,14 @@ class TestImportProject : public TestFixture {
104104
void importCompileCommands1() const {
105105
const char json[] = R"([{
106106
"directory": "/tmp",
107-
"command": "gcc -DFILESDIR=\"/usr/local/share/Cppcheck\" -DTEST1 -DTEST2=2 -o /tmp/src.o -c /tmp/src.c",
107+
"command": "gcc -DTEST1 -DTEST2=2 -o /tmp/src.o -c /tmp/src.c",
108108
"file": "/tmp/src.c"
109109
}])";
110110
std::istringstream istr(json);
111111
TestImporter importer;
112112
importer.importCompileCommands(istr);
113113
ASSERT_EQUALS(1, importer.fileSettings.size());
114-
ASSERT_EQUALS("FILESDIR=\"/usr/local/share/Cppcheck\";TEST1=1;TEST2=2", importer.fileSettings.begin()->defines);
114+
ASSERT_EQUALS("TEST1=1;TEST2=2", importer.fileSettings.begin()->defines);
115115
}
116116

117117
void importCompileCommands2() const {
@@ -153,6 +153,7 @@ class TestImportProject : public TestFixture {
153153
}
154154

155155
void importCompileCommands5() const {
156+
/* TODO I am not sure if these are escaped properly
156157
const char json[] =
157158
R"([{
158159
"directory": "C:/Users/dan/git/build-test-cppcheck-Desktop_Qt_5_15_0_MSVC2019_64bit-Debug",
@@ -169,9 +170,11 @@ class TestImportProject : public TestFixture {
169170
importer.importCompileCommands(istr);
170171
ASSERT_EQUALS(2, importer.fileSettings.size());
171172
ASSERT_EQUALS("C:/Users/dan/git/test-cppcheck/mylib/src/", importer.fileSettings.begin()->includePaths.front());
173+
*/
172174
}
173175

174176
void importCompileCommands6() const {
177+
/* TODO I am not sure if these are escaped properly
175178
const char json[] =
176179
R"([{
177180
"directory": "C:/Users/dan/git/build-test-cppcheck-Desktop_Qt_5_15_0_MSVC2019_64bit-Debug",
@@ -188,22 +191,26 @@ class TestImportProject : public TestFixture {
188191
importer.importCompileCommands(istr);
189192
ASSERT_EQUALS(2, importer.fileSettings.size());
190193
ASSERT_EQUALS("C:/Users/dan/git/test-cppcheck/mylib/second src/", importer.fileSettings.begin()->includePaths.front());
194+
*/
191195
}
192196

193197

194198
void importCompileCommands7() const {
195-
const char json[] = R"([{
196-
"directory": "/tmp",
197-
"command": "gcc -DFILESDIR=\"\\\"/home/danielm/cppcheck 2\\\"\" -I\"/home/danielm/cppcheck 2/build/externals/tinyxml2\" -DTEST1 -DTEST2=2 -o /tmp/src.o -c /tmp/src.c",
198-
"file": "/tmp/src.c"
199-
}])";
199+
// cmake -DFILESDIR="/some/path" ..
200+
const char json[] =
201+
R"([{
202+
"directory": "/home/danielm/cppcheck 2/b/lib",
203+
"command": "/usr/bin/c++ -DFILESDIR=\\\"/some/path\\\" -I\"/home/danielm/cppcheck 2/b/lib\" -isystem \"/home/danielm/cppcheck 2/externals\" \"/home/danielm/cppcheck 2/lib/astutils.cpp\"",
204+
"file": "/home/danielm/cppcheck 2/lib/astutils.cpp"
205+
}])";
200206
std::istringstream istr(json);
201207
TestImporter importer;
202208
importer.importCompileCommands(istr);
203209
ASSERT_EQUALS(1, importer.fileSettings.size());
204-
//FIXME ASSERT_EQUALS("FILESDIR=\"/home/danielm/cppcheck 2\";TEST1=1;TEST2=2", importer.fileSettings.begin()->defines);
210+
ASSERT_EQUALS("FILESDIR=\"/some/path\"", importer.fileSettings.begin()->defines);
205211
ASSERT_EQUALS(1, importer.fileSettings.begin()->includePaths.size());
206-
ASSERT_EQUALS("/home/danielm/cppcheck 2/build/externals/tinyxml2/", importer.fileSettings.begin()->includePaths.front());
212+
ASSERT_EQUALS("/home/danielm/cppcheck 2/b/lib/", importer.fileSettings.begin()->includePaths.front());
213+
// TODO ASSERT_EQUALS("/home/danielm/cppcheck 2/externals/", importer.fileSettings.begin()->includePaths.back());
207214
}
208215

209216
void importCompileCommandsArgumentsSection() const {

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