diff options
author | Boris Kolpackov <boris@codesynthesis.com> | 2016-01-05 11:55:15 +0200 |
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committer | Boris Kolpackov <boris@codesynthesis.com> | 2016-01-05 11:55:15 +0200 |
commit | 9fb791e9fad6c63fc1dac49f4d05ae63b8a3db9b (patch) | |
tree | d60322d4382ca5f97b676c5abe2e39524f35eab4 /build2/target-key | |
parent | f159b1dac68c8714f7ba71ca168e3b695891aad9 (diff) |
Rename build directory/namespace to build2
Diffstat (limited to 'build2/target-key')
-rw-r--r-- | build2/target-key | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/build2/target-key b/build2/target-key new file mode 100644 index 0000000..cd8e270 --- /dev/null +++ b/build2/target-key @@ -0,0 +1,55 @@ +// file : build2/target-key -*- C++ -*- +// copyright : Copyright (c) 2014-2015 Code Synthesis Ltd +// license : MIT; see accompanying LICENSE file + +#ifndef BUILD2_TARGET_KEY +#define BUILD2_TARGET_KEY + +#include <map> +#include <string> +#include <ostream> +#include <functional> // reference_wrapper + +#include <butl/utility> // compare_c_string + +#include <build2/types> +#include <build2/target-type> + +namespace build2 +{ + // Light-weight (by being shallow-pointing) target key. + // + class target_key + { + public: + mutable const target_type* type; + mutable const dir_path* dir; + mutable const std::string* name; + mutable const std::string* const* ext; // Note: only *ext can be NULL. + + friend bool + operator< (const target_key& x, const target_key& y) + { + const target_type* xt (x.type); + const target_type* yt (y.type); + + //@@ TODO: use compare() to compare once. + + // Unspecified and specified extension are assumed equal. The + // extension strings are from the pool, so we can just compare + // pointers. + // + return + (xt < yt) || + (xt == yt && *x.name < *y.name) || + (xt == yt && *x.name == *y.name && *x.dir < *y.dir) || + (xt == yt && *x.name == *y.name && *x.dir == *y.dir && + *x.ext != nullptr && *y.ext != nullptr && **x.ext < **y.ext); + } + }; + + std::ostream& + operator<< (std::ostream&, const target_key&); // Defined in target.cxx +} + +#endif // BUILD2_TARGET_KEY |