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-rw-r--r--Source/cmGccDepfileReader.cxx23
-rw-r--r--Source/cmGccDepfileReader.h6
-rw-r--r--Source/cmSystemTools.cxx24
-rw-r--r--Source/cmSystemTools.h6
-rw-r--r--Source/cmcmd.cxx9
5 files changed, 44 insertions, 24 deletions
diff --git a/Source/cmGccDepfileReader.cxx b/Source/cmGccDepfileReader.cxx
index 96a562e..8253375 100644
--- a/Source/cmGccDepfileReader.cxx
+++ b/Source/cmGccDepfileReader.cxx
@@ -12,40 +12,33 @@
#include "cmStringAlgorithms.h"
#include "cmSystemTools.h"
-cm::optional<cmGccDepfileContent> cmReadGccDepfile(const char* filePath)
-{
- cmGccDepfileLexerHelper helper;
- if (helper.readFile(filePath)) {
- return cm::make_optional(std::move(helper).extractContent());
- }
- return cm::nullopt;
-}
-
cm::optional<cmGccDepfileContent> cmReadGccDepfile(const char* filePath,
const std::string& prefix)
{
- auto deps = cmReadGccDepfile(filePath);
-
- if (prefix.empty() || !deps) {
- return deps;
+ cmGccDepfileLexerHelper helper;
+ if (!helper.readFile(filePath)) {
+ return cm::nullopt;
}
+ auto deps = cm::make_optional(std::move(helper).extractContent());
for (auto& dep : *deps) {
for (auto& rule : dep.rules) {
- if (!cmSystemTools::FileIsFullPath(rule)) {
+ if (!prefix.empty() && !cmSystemTools::FileIsFullPath(rule)) {
rule = cmStrCat(prefix, rule);
}
if (cmSystemTools::FileIsFullPath(rule)) {
rule = cmSystemTools::CollapseFullPath(rule);
}
+ cmSystemTools::ConvertToLongPath(rule);
}
for (auto& path : dep.paths) {
- if (!cmSystemTools::FileIsFullPath(path)) {
+ if (!prefix.empty() && !cmSystemTools::FileIsFullPath(path)) {
path = cmStrCat(prefix, path);
}
if (cmSystemTools::FileIsFullPath(path)) {
path = cmSystemTools::CollapseFullPath(path);
}
+ cmSystemTools::ConvertToLongPath(path);
}
}
diff --git a/Source/cmGccDepfileReader.h b/Source/cmGccDepfileReader.h
index 66ff75d..c8a3748 100644
--- a/Source/cmGccDepfileReader.h
+++ b/Source/cmGccDepfileReader.h
@@ -8,10 +8,8 @@
#include "cmGccDepfileReaderTypes.h"
-cm::optional<cmGccDepfileContent> cmReadGccDepfile(const char* filePath);
-
/*
* Read dependencies file and append prefix to all relative paths
*/
-cm::optional<cmGccDepfileContent> cmReadGccDepfile(const char* filePath,
- const std::string& prefix);
+cm::optional<cmGccDepfileContent> cmReadGccDepfile(
+ const char* filePath, const std::string& prefix = {});
diff --git a/Source/cmSystemTools.cxx b/Source/cmSystemTools.cxx
index 6a705f4..024356f 100644
--- a/Source/cmSystemTools.cxx
+++ b/Source/cmSystemTools.cxx
@@ -1255,6 +1255,30 @@ void cmSystemTools::ConvertToOutputSlashes(std::string& path)
#endif
}
+void cmSystemTools::ConvertToLongPath(std::string& path)
+{
+#if defined(_WIN32) && !defined(__CYGWIN__)
+ // Try to convert path to a long path only if the path contains character '~'
+ if (path.find('~') == std::string::npos) {
+ return;
+ }
+
+ std::wstring wPath = cmsys::Encoding::ToWide(path);
+ DWORD ret = GetLongPathNameW(wPath.c_str(), nullptr, 0);
+ std::vector<wchar_t> buffer(ret);
+ if (ret != 0) {
+ ret = GetLongPathNameW(wPath.c_str(), buffer.data(),
+ static_cast<DWORD>(buffer.size()));
+ }
+
+ if (ret != 0) {
+ path = cmsys::Encoding::ToNarrow(buffer.data());
+ }
+#else
+ static_cast<void>(path);
+#endif
+}
+
std::string cmSystemTools::ConvertToRunCommandPath(const std::string& path)
{
#if defined(_WIN32) && !defined(__CYGWIN__)
diff --git a/Source/cmSystemTools.h b/Source/cmSystemTools.h
index 1100f05..5bbbb0c 100644
--- a/Source/cmSystemTools.h
+++ b/Source/cmSystemTools.h
@@ -287,6 +287,12 @@ public:
// running cmake needs paths to be in its format
static std::string ConvertToRunCommandPath(const std::string& path);
+ /**
+ * For windows computes the long path for the given path,
+ * For Unix, it is a noop
+ */
+ static void ConvertToLongPath(std::string& path);
+
/** compute the relative path from local to remote. local must
be a directory. remote can be a file or a directory.
Both remote and local must be full paths. Basically, if
diff --git a/Source/cmcmd.cxx b/Source/cmcmd.cxx
index 4c0fbeb..851205e 100644
--- a/Source/cmcmd.cxx
+++ b/Source/cmcmd.cxx
@@ -231,11 +231,10 @@ private:
bool ProcessLine() override
{
if (cmHasPrefix(this->Line, this->IncludePrefix)) {
- this->DepFile << cmCMakePath(
- cmTrimWhitespace(this->Line.c_str() +
- this->IncludePrefix.size()))
- .GenericString()
- << std::endl;
+ auto path =
+ cmTrimWhitespace(this->Line.c_str() + this->IncludePrefix.size());
+ cmSystemTools::ConvertToLongPath(path);
+ this->DepFile << cmCMakePath(path).GenericString() << std::endl;
} else {
this->Output << this->Line << std::endl << std::flush;
}