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Fixed the check for OSX version

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Should compare minimum required version, and with the particular
macro defined for each version.  Also made the error messages
consistent.
This commit is contained in:
Nobuyoshi Nakada 2019-08-20 00:18:07 +09:00
parent e6b72e8cae
commit af2c8d2836
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GPG key ID: 4BC7D6DF58D8DF60
1 changed files with 5 additions and 5 deletions
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10
configure.ac
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@ -780,11 +780,11 @@ AS_CASE(["$target_os"],
RUBY_PREPEND_OPTION(LIBS, -lobjc)
RUBY_APPEND_OPTIONS(CPPFLAGS, -D_XOPEN_SOURCE -D_DARWIN_C_SOURCE -D_DARWIN_UNLIMITED_SELECT -D_REENTRANT)
AC_MSG_CHECKING(whether Mac OS X 10.5 or later)
AC_TRY_CPP([#include <AvailabilityMacros.h>
#if MAC_OS_X_VERSION_MAX_ALLOWED <= 1040
#error pre OS X 10.4
[!<===== pre OS X 10.4 =====>]
#endif
AC_TRY_CPP([@%:@include <AvailabilityMacros.h>
@%:@if MAC_OS_X_VERSION_MIN_REQUIRED < __MAC_10_5
@%:@error pre OS X 10.5
[!<===== pre OS X 10.5 =====>]
@%:@endif
],
[macosx_10_5=yes], [macosx_10_5=no])
AC_MSG_RESULT($macosx_10_5)