diff options
Diffstat (limited to 'config')
| -rw-r--r-- | config/cmake/ConfigureChecks.cmake | 31 | ||||
| -rw-r--r-- | config/cmake/HDF5Tests.c | 31 |
2 files changed, 60 insertions, 2 deletions
diff --git a/config/cmake/ConfigureChecks.cmake b/config/cmake/ConfigureChecks.cmake index 4b2b887..98891ee 100644 --- a/config/cmake/ConfigureChecks.cmake +++ b/config/cmake/ConfigureChecks.cmake @@ -295,16 +295,43 @@ ENDIF (H5_HAVE_STDINT_H AND CMAKE_CXX_COMPILER_LOADED) SET (LINUX_LFS 0) SET (HDF5_EXTRA_FLAGS) -IF (CMAKE_SYSTEM MATCHES "Linux-([3-9]\\.[0-9]|2\\.[4-9])\\.") +#IF (CMAKE_SYSTEM MATCHES "Linux-([3-9]\\.[0-9]|2\\.[4-9])\\.") +IF (NOT WINDOWS) # Linux Specific flags SET (HDF5_EXTRA_FLAGS -D_POSIX_SOURCE -D_BSD_SOURCE) OPTION (HDF5_ENABLE_LARGE_FILE "Enable support for large (64-bit) files on Linux." ON) IF (HDF5_ENABLE_LARGE_FILE) + SET (msg "Performing TEST_LFS_WORKS") + TRY_RUN (TEST_LFS_WORKS_RUN TEST_LFS_WORKS_COMPILE + ${HDF5_BINARY_DIR}/CMake + ${HDF5_RESOURCES_DIR}/HDF5Tests.c + CMAKE_FLAGS -DCOMPILE_DEFINITIONS:STRING=-DTEST_LFS_WORKS + OUTPUT_VARIABLE OUTPUT + ) + IF (TEST_LFS_WORKS_COMPILE) + IF (TEST_LFS_WORKS_RUN MATCHES 0) + SET (TEST_LFS_WORKS 1 CACHE INTERNAL ${msg}) SET (LARGEFILE 1) SET (HDF5_EXTRA_FLAGS ${HDF5_EXTRA_FLAGS} -D_FILE_OFFSET_BITS=64 -D_LARGEFILE64_SOURCE -D_LARGEFILE_SOURCE) + MESSAGE (STATUS "${msg}... yes") + ELSE (TEST_LFS_WORKS_RUN MATCHES 0) + SET (TEST_LFS_WORKS "" CACHE INTERNAL ${msg}) + MESSAGE (STATUS "${msg}... no") + FILE (APPEND ${CMAKE_BINARY_DIR}/CMakeFiles/CMakeError.log + "Test TEST_LFS_WORKS Run failed with the following output and exit code:\n ${OUTPUT}\n" + ) + ENDIF (TEST_LFS_WORKS_RUN MATCHES 0) + ELSE (TEST_LFS_WORKS_COMPILE ) + SET (TEST_LFS_WORKS "" CACHE INTERNAL ${msg}) + MESSAGE (STATUS "${msg}... no") + FILE (APPEND ${CMAKE_BINARY_DIR}/CMakeFiles/CMakeError.log + "Test TEST_LFS_WORKS Compile failed with the following output:\n ${OUTPUT}\n" + ) + ENDIF (TEST_LFS_WORKS_COMPILE) ENDIF (HDF5_ENABLE_LARGE_FILE) SET (CMAKE_REQUIRED_DEFINITIONS ${CMAKE_REQUIRED_DEFINITIONS} ${HDF5_EXTRA_FLAGS}) -ENDIF (CMAKE_SYSTEM MATCHES "Linux-([3-9]\\.[0-9]|2\\.[4-9])\\.") +ENDIF (NOT WINDOWS) +#ENDIF (CMAKE_SYSTEM MATCHES "Linux-([3-9]\\.[0-9]|2\\.[4-9])\\.") ADD_DEFINITIONS (${HDF5_EXTRA_FLAGS}) diff --git a/config/cmake/HDF5Tests.c b/config/cmake/HDF5Tests.c index f580bbc..79741a8 100644 --- a/config/cmake/HDF5Tests.c +++ b/config/cmake/HDF5Tests.c @@ -336,6 +336,37 @@ int main() } #endif +#ifdef TEST_LFS_WORKS +/* Return 0 when LFS is available and 1 otherwise. */ +#define _LARGEFILE_SOURCE +#define _LARGEFILE64_SOURCE +#define _LARGE_FILES +#define _FILE_OFFSET_BITS 64 +#include <sys/types.h> +#include <sys/stat.h> +#include <assert.h> +#include <stdio.h> + +int main(int argc, char **argv) +{ + /* check that off_t can hold 2^63 - 1 and perform basic operations... */ +#define OFF_T_64 (((off_t) 1 << 62) - 1 + ((off_t) 1 << 62)) + if (OFF_T_64 % 2147483647 != 1) + return 1; + + // stat breaks on SCO OpenServer + struct stat buf; + stat( argv[0], &buf ); + if (!S_ISREG(buf.st_mode)) + return 2; + + FILE *file = fopen( argv[0], "r" ); + off_t offset = ftello( file ); + fseek( file, offset, SEEK_CUR ); + fclose( file ); + return 0; +} +#endif #ifdef GETTIMEOFDAY_GIVES_TZ #ifdef HAVE_SYS_TIME_H |