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Ninja: Avoid non-standard output from ninja during try_compile

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We sometimes parse the output from `ninja` during `try_compile`. Avoid
unexpected characters.

Fixes: #19316
This commit is contained in:
John Drouhard
2025-09-05 09:10:46 -05:00
parent fe0e2fcaff
commit b5e06311c0
1 changed files with 8 additions and 0 deletions
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8
Source/cmMakefile.cxx
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@@ -3238,6 +3238,14 @@ int cmMakefile::TryCompile(std::string const& srcdir,
return 1;
}
// unset the NINJA_STATUS environment variable while running try compile.
// since we parse the output, we need to ensure there aren't any unexpected
// characters that will cause issues, such as ANSI color escape codes.
cm::optional<cmSystemTools::ScopedEnv> maybeNinjaStatus;
if (this->GetGlobalGenerator()->IsNinja()) {
maybeNinjaStatus.emplace("NINJA_STATUS=");
}
// make sure the same generator is used
// use this program as the cmake to be run, it should not
// be run that way but the cmake object requires a valid path