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Escape the characters that Make considers special in the dependency files.

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This commit is contained in:
Alexey Panteleev 2022-03-11 17:56:15 -08:00
parent 538231d8b4
commit d44871ca08
1 changed files with 27 additions and 4 deletions
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31
StandAlone/StandAlone.cpp
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@ -1168,6 +1168,27 @@ struct ShaderCompUnit {
}
};
// Writes a string into a depfile, escaping some special characters following the Makefile rules.
static void writeEscapedDepString(std::ofstream& file, const std::string& str)
{
for (char c : str) {
switch (c) {
case ' ':
case ':':
case '#':
case '[':
case ']':
case '\\':
file << '\\';
break;
case '$':
file << '$';
break;
}
file << c;
}
}
// Writes a depfile similar to gcc -MMD foo.c
bool writeDepFile(std::string depfile, std::vector<std::string>& binaryFiles, const std::vector<std::string>& sources)
{
@ -1175,10 +1196,12 @@ bool writeDepFile(std::string depfile, std::vector<std::string>& binaryFiles, co
if (file.fail())
return false;
for (auto it = binaryFiles.begin(); it != binaryFiles.end(); it++) {
file << *it << ":";
for (auto it = sources.begin(); it != sources.end(); it++) {
file << " " << *it;
for (auto binaryFile = binaryFiles.begin(); binaryFile != binaryFiles.end(); binaryFile++) {
writeEscapedDepString(file, *binaryFile);
file << ":";
for (auto sourceFile = sources.begin(); sourceFile != sources.end(); sourceFile++) {
file << " ";
writeEscapedDepString(file, *sourceFile);
}
file << std::endl;
}