Differences From Artifact [235ed393ab]:
- File
configure.ac
— part of check-in
[546332b4d7]
at
2011-08-03 03:53:03
on branch trunk
— Always use the old GNU API, even with the new GNU runtime.
The new API of the new GNU runtime is currently too broken to be of any
use, thus we even use the old API when the new one is detected until
the new one has been fixed and offers a way to detect if it is the fixed
one. (user: js, size: 15971) [annotate] [blame] [check-ins using]
To Artifact [899596c0f4]:
- File
configure.ac
— part of check-in
[7ff8345e11]
at
2011-09-09 23:22:12
on branch trunk
— More robust floating point endianess check.
It has a \n before and after the magic now.
Some grep versions (like that on QNX) need that. (user: js, size: 16608) [annotate] [blame] [check-ins using]
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282 283 284 285 286 287 288 | AS_IF([test x"$ac_cv_sizeof_float" != x"4" -o x"$ac_cv_sizeof_double" != x"8"], [AC_MSG_ERROR( [Floating point implementation does not conform to IEEE 754!])]) AC_MSG_CHECKING(for floating point endianess) fp_endianess="unknown" AC_TRY_COMPILE([ | | | | | 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 | AS_IF([test x"$ac_cv_sizeof_float" != x"4" -o x"$ac_cv_sizeof_double" != x"8"], [AC_MSG_ERROR( [Floating point implementation does not conform to IEEE 754!])]) AC_MSG_CHECKING(for floating point endianess) fp_endianess="unknown" AC_TRY_COMPILE([ double endianess = 2.993700760838795055656993580068609688772747263874402942272934826871811872228512759832626847251963763755836687759498519784550143745834860002945223766052808125982053455555265216112722718870586961456110693379343178124592311441022662940307099598578775368547768968914916965731708568179631324904813506101190853720749196062963892799499230635163056742330563321122389331703618066046034494287335316842529021563862331183541255013987734473643350285400060357711238514186776429325214739886098119655678483017894951556639821088508565036657794343031121375178126860889964700274558728491825977274341798997758923017217660272136611938897932105874133412726223468780517578125e-259; ], [ ], [ AS_IF([$EGREP BigEnd conftest.$ac_objext >/dev/null], [ AC_DEFINE(OF_FLOAT_BIG_ENDIAN, 1, [Whether floats are big endian]) fp_endianess="big endian" ], [ AS_IF([$EGREP dnEgiB conftest.$ac_objext >/dev/null], [ fp_endianess="little endian" ]) ]) ]) AC_MSG_RESULT($fp_endianess) AS_IF([test x"$fp_endianess" = x"unknown"], [ AC_MSG_ERROR( |
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