| # Figure out (i) the type of dev_t (ii) the defines for loop stuff |
| # Output of this script is normally redirected to "loop.h". |
| # Since 1.3.79 there is an include file <asm/posix_types.h> |
| # that defines __kernel_dev_t. |
| # (The file itself appeared in 1.3.78, but there it defined __dev_t.) |
| # If it exists, we use it, or, rather, <linux/posix_types.h> which |
| # avoids namespace pollution. Otherwise we guess that __kernel_dev_t |
| # is an unsigned short (which is true on i386, but false on alpha). |
| # BUG: This test is actually broken if your gcc is not configured to |
| # search /usr/include, as may well happen with cross-compilers. |
| # It would be better to ask $(CC) if these files can be found. |
| if [ -f /usr/include/linux/posix_types.h ]; then |
| echo '#include <linux/posix_types.h>' |
| echo '#define dev_t __kernel_dev_t' |
| echo '#define dev_t unsigned short' |
| # Next we have to find the loop stuff itself. |
| # First try kernel source, then a private version. |
| if [ -f /usr/include/linux/loop.h ]; then |
| echo '#include <linux/loop.h>' |
| echo '#include "real_loop.h"' |