Detects a sizeof(type).
mkc_check_sizeof type [headers...]
mkc_check_sizeof -h
mkc_check_sizeof detects sizeof( type ) by compiling a test program. mkc_check_sizeof doesn't run a generated executable and therefore is ready for using a cross-compiler. headers are #include-d.
-h
display help message
CC
Compiler. By default cc is used.
CPPFLAGS, CFLAGS
Options passed to the compiler, for example -I for additional directories that contain header files.
MKC_VERBOSE
If set to 1, verbose messages are output to stderr.
MKC_SHOW_CACHED
If set to 1 and MKC_VERBOSE is set to 1, cached results are output to stderr.
MKC_CACHEDIR
Directory where temporary and cache files are created. If unset they are created in a current directory.
MKC_NOCACHE
All results are cached unless MKC_NOCACHE variable is set to 1.
MKC_DELETE_TMPFILES
If set to 1, temporary files are removed.
mkc_check_sizeof 'void*' mkc_check_sizeof long-long mkc_check_sizeof size_t stdlib.h
Aleksey Cheusov <[email protected]>