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default configure checks :fail option to false if :set_define is specified

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josh committed 2019-07-09 22:00:50 -04:00
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commit ba98af1424
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doc/user_guide.md
+7 -1
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@@ -247,7 +247,7 @@ Example calls:
```ruby
configure do
check_c_header "getopt.h", fail: false, set_define: "HAVE_GETOPT_H"
check_c_header "getopt.h", set_define: "HAVE_GETOPT_H"
check_c_header "FreeType2.h"
check_cxx_header "memory"
end
@@ -259,6 +259,8 @@ end
If the `:fail` option is set to `false`, then the absence of the header file
will not result in the configure option failing.
The `:fail` option defaults to `true` if the `:set_define` option is not
defined, and defaults to `false` if the `:set_define` option is defined.
##### `:set_define`
@@ -302,6 +304,8 @@ end
If the `:fail` option is set to `false`, then the absence of the library
will not result in the configure option failing.
The `:fail` option defaults to `true` if the `:set_define` option is not
defined, and defaults to `false` if the `:set_define` option is defined.
##### `:set_define`
@@ -354,6 +358,8 @@ for configuration flags.
If the `:fail` option is set to `false`, then the absence of the package or
program requested will not result in the configure option failing.
The `:fail` option defaults to `true` if the `:set_define` option is not
defined, and defaults to `false` if the `:set_define` option is defined.
##### `:set_define`