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implement 'keypressed()' in the unix port

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Signed-off-by: Simon Goldschmidt <goldsimon@gmx.de>
This commit is contained in:
Simon Goldschmidt 2018-10-13 16:31:01 +02:00
parent 7c10065bd2
commit f272a75b6a
2 changed files with 14 additions and 0 deletions
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3
contrib/ports/unix/port/include/arch/sys_arch.h
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@ -59,5 +59,8 @@ typedef struct sys_mbox * sys_mbox_t;
struct sys_thread;
typedef struct sys_thread * sys_thread_t;
#define LWIP_EXAMPLE_APP_ABORT() lwip_unix_keypressed()
int lwip_unix_keypressed(void);
#endif /* LWIP_ARCH_SYS_ARCH_H */

11
contrib/ports/unix/port/sys_arch.c
View File

@ -717,3 +717,14 @@ sys_arch_unprotect(sys_prot_t pval)
}
}
#endif /* SYS_LIGHTWEIGHT_PROT */
/* get keyboard state to terminate the debug app by using select */
int
lwip_unix_keypressed(void)
{
struct timeval tv = { 0L, 0L };
fd_set fds;
FD_ZERO(&fds);
FD_SET(0, &fds);
return select(1, &fds, NULL, NULL, &tv);
}