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* ext/curses/extconf.rb: Implement

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--with-curses-version={function,variable} configure option for
  cross-compiling.



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@40468 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
akr 2013-04-25 14:17:33 +00:00
parent a0fa43b094
commit 5e9dc52be5
2 changed files with 54 additions and 30 deletions
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6
ChangeLog
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@ -1,3 +1,9 @@
Thu Apr 25 23:16:28 2013 Tanaka Akira <akr@fsij.org>
* ext/curses/extconf.rb: Implement
--with-curses-version={function,variable} configure option for
cross-compiling.
Thu Apr 25 18:15:46 2013 Tanaka Akira <akr@fsij.org>
* ext/socket/extconf.rb: Don't use WIDE getaddrinfo by default.

78
ext/curses/extconf.rb
View file

@ -77,39 +77,57 @@ if header_library
# SVR4 curses has a (undocumented) variable char *curses_version.
# ncurses and PDcurses has a function char *curses_version().
# Note that the original BSD curses doesn't provide version information.
#
# configure option:
# --with-curses-version=function for SVR4
# --with-curses-version=variable for ncurses and PDcurses
# (not given) automatically determined
prolog = cpp_include(curses)
if checking_for(checking_message('function curses_version', curses)) {
try_run(<<-"End")
#{prolog}
int main(int argc, char *argv[])
{
curses_version();
return EXIT_SUCCESS;
}
End
}
case with_curses_version = with_config("curses-version")
when "function"
$defs << '-DHAVE_FUNC_CURSES_VERSION'
end
if checking_for(checking_message('variable curses_version', curses)) {
try_run(<<-"End")
#{prolog}
extern char *curses_version;
int main(int argc, char *argv[])
{
int i = 0;
for (i = 0; i < 100; i++) {
if (curses_version[i] == 0)
return 0 < i ? EXIT_SUCCESS : EXIT_FAILURE;
if (curses_version[i] & 0x80)
return EXIT_FAILURE;
}
return EXIT_FAILURE;
}
End
}
when "variable"
$defs << '-DHAVE_VAR_CURSES_VERSION'
when nil
function_p = nil
variable_p = nil
if [header, library].any? {|v| /ncurses|pdcurses|xcurses/i =~ v }
function_p = true
end
if !CROSS_COMPILING
prolog = cpp_include(curses)
function_p = checking_for(checking_message('function curses_version', curses)) {
try_run(<<-"End")
#{prolog}
int main(int argc, char *argv[])
{
curses_version();
return EXIT_SUCCESS;
}
End
}
variable_p = checking_for(checking_message('variable curses_version', curses)) {
try_run(<<-"End")
#{prolog}
extern char *curses_version;
int main(int argc, char *argv[])
{
int i = 0;
for (i = 0; i < 100; i++) {
if (curses_version[i] == 0)
return 0 < i ? EXIT_SUCCESS : EXIT_FAILURE;
if (curses_version[i] & 0x80)
return EXIT_FAILURE;
}
return EXIT_FAILURE;
}
End
}
end
$defs << '-DHAVE_FUNC_CURSES_VERSION' if function_p
$defs << '-DHAVE_VAR_CURSES_VERSION' if variable_p
else
warn "unexpeted value for --with-curses-version: #{with_curses_version}"
end
create_makefile("curses")