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Diffstat (limited to 'butl/triplet.cxx')
-rw-r--r-- | butl/triplet.cxx | 135 |
1 files changed, 0 insertions, 135 deletions
diff --git a/butl/triplet.cxx b/butl/triplet.cxx deleted file mode 100644 index 2177717..0000000 --- a/butl/triplet.cxx +++ /dev/null @@ -1,135 +0,0 @@ -// file : butl/triplet.cxx -*- C++ -*- -// copyright : Copyright (c) 2014-2017 Code Synthesis Ltd -// license : MIT; see accompanying LICENSE file - -#include <butl/triplet> - -#include <stdexcept> // invalid_argument - -using namespace std; - -namespace butl -{ - triplet:: - triplet (const string& s, string* c) - { - auto bad = [](const char* m) {throw invalid_argument (m);}; - - // Find the first and the last components. The first is CPU and the last is - // (part of) SYSTEM, that we know for sure. - // - string::size_type f (s.find ('-')), l (s.rfind ('-')); - - if (f == 0 || f == string::npos) - bad ("missing cpu"); - - cpu.assign (s, 0, f); - - if (c != nullptr) - *c = cpu; - - // If we have something in between, then the first component after CPU is - // VENDOR. Unless it is a first component of two-component system, as in - // i686-linux-gnu. - // - if (f != l) - { - // [f, p) is VENDOR. - // - string::size_type p (s.find ('-', ++f)), n (p - f); - - if (n == 0) - bad ("empty vendor"); - - // Do we have all four components? If so, then we don't need to do any - // special recognition of two-component systems. - // - if (l != p) - { - l = s.rfind ('-', --l); - - if (l != p) - bad ("too many components"); - - // Handle the none-* case here. - // - if (s.compare (l + 1, 5, "none-") == 0) - l += 5; - } - else - { - // See if this is one of the well-known non-vendors. - // - if (s.compare (f, n, "linux") == 0 || - s.compare (f, n, "kfreebsd") == 0) - { - l = f - 1; - n = 0; // No VENDOR. - } - } - - // Handle special VENDOR values. - // - if (n != 0) - { - if (s.compare (f, n, "pc") != 0 && - s.compare (f, n, "none") != 0 && - s.compare (f, n, "unknown") != 0) - { - vendor.assign (s, f, n); - - if (c != nullptr) - { - *c += '-'; - *c += vendor; - } - } - } - } - - // (l, npos) is SYSTEM - // - system.assign (s, ++l, string::npos); - - if (system.empty ()) - bad ("missing os/kernel/abi"); - - if (system.front () == '-' || system.back () == '-') - bad ("invalid os/kernel/abi"); - - if (c != nullptr) - { - *c += '-'; - *c += system; - } - - // Extract VERSION for some recognized systems. - // - string::size_type v (0); - if (system.compare (0, (v = 6), "darwin") == 0 || - system.compare (0, (v = 7), "freebsd") == 0 || - system.compare (0, (v = 7), "openbsd") == 0 || - system.compare (0, (v = 6), "netbsd") == 0 || - system.compare (0, (v = 7), "solaris") == 0 || - system.compare (0, (v = 3), "aix") == 0 || - system.compare (0, (v = 4), "hpux") == 0 || - system.compare (0, (v = 10), "win32-msvc") == 0) - { - version.assign (system, v, string::npos); - system.resize (system.size () - version.size ()); - } - - // Determine class for some recognized systems. - // - if (system.compare (0, 5, "linux") == 0) - class_ = "linux"; - else if (vendor == "apple" && system == "darwin") - class_ = "macosx"; - else if (system == "freebsd" || system == "openbsd" || system == "netbsd") - class_ = "bsd"; - else if (system.compare (0, 5, "win32") == 0 || system == "mingw32") - class_ = "windows"; - else - class_ = "other"; - } -} |