diff options
Diffstat (limited to 'linkers/pkgconfig.cpp')
-rw-r--r-- | linkers/pkgconfig.cpp | 165 |
1 files changed, 0 insertions, 165 deletions
diff --git a/linkers/pkgconfig.cpp b/linkers/pkgconfig.cpp deleted file mode 100644 index 74edf59..0000000 --- a/linkers/pkgconfig.cpp +++ /dev/null @@ -1,165 +0,0 @@ -/* - * Copyright (c) 2011-2014, Chris Johns <chrisj@rtems.org> - * - * Permission to use, copy, modify, and/or distribute this software for any - * purpose with or without fee is hereby granted, provided that the above - * copyright notice and this permission notice appear in all copies. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES - * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR - * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES - * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN - * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF - * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. - */ - -#include <algorithm> -#include <fstream> -#include <string> - -#include <rld.h> -#include <pkgconfig.h> - -namespace pkgconfig -{ - package::package (const std::string& name) - { - load (name); - } - - package::package () - { - } - - void - package::load (const std::string& name) - { - std::ifstream in (name.c_str (), std::ios::in); - - while (!in.eof ()) - { - char buffer[1024]; - - in.getline (buffer, sizeof (buffer)); - - std::string line (buffer); - size_t hash; - - hash = line.find ('#'); - if (hash != std::string::npos) - line.erase(hash); - - if (line.size () > 0) - { - size_t eq = line.find_first_of ('='); - size_t dd = line.find_first_of (':'); - - size_t d = std::string::npos; - bool def = false; - - if ((eq != std::string::npos) && (dd != std::string::npos)) - { - if (eq < dd) - { - d = eq; - def = true; - } - else - { - d = dd; - def = false; - } - } - else if (eq != std::string::npos) - { - d = eq; - def = true; - } - else if (dd != std::string::npos) - { - d = dd; - def = false; - } - - if (d != std::string::npos) - { - std::string lhs = rld::tolower (line.substr (0, d)); - std::string rhs = line.substr (d + 1); - if (def) - defines[lhs] = rhs; - else - fields[lhs] = rhs; - } - } - } - - in.close (); - } - - bool - package::get (const std::string& label, std::string& result) - { - result.erase (); - - std::string ll = rld::tolower (label); - table::iterator ti = fields.find (ll); - - if (ti == fields.end ()) - return false; - - /* - * Take a copy so we can expand the macros in it. - */ - std::string s = ti->second; - - /* - * Loop until there is nothing more to expand. - */ - bool expanded = true; - while (expanded) - { - /* - * Need to perform a regular expression search for '\$\{[^\}]+\}'. This - * means look for every '${' then accept any character that is not a '}' - * and finish with a '}'. - */ - expanded = false; - size_t p = 0; - while (p < s.length ()) - { - /* - * Find the start and end of the label. - */ - size_t ms = s.find ("${", p); - if (ms != std::string::npos) - { - size_t me = s.find ('}', ms); - if (me != std::string::npos) - { - std::string ml = rld::tolower(s.substr (ms + 2, me - ms - 2)); - table::iterator di = defines.find (ml); - if (di != defines.end ()) - { - s = rld::find_replace (s, s.substr (ms, me - ms + 1), di->second); - expanded = true; - } - p = me + 1; - } - else - { - p = ms + 2; - } - } - else - { - p = s.length (); - } - } - } - - result = rld::trim (s); - - return true; - } -} |