diff options
| -rw-r--r-- | include/unistd.h | 2 | ||||
| -rw-r--r-- | src/unistd/hcf.c | 55 |
2 files changed, 55 insertions, 2 deletions
diff --git a/include/unistd.h b/include/unistd.h index bb077c1..d95e08a 100644 --- a/include/unistd.h +++ b/include/unistd.h @@ -1373,7 +1373,7 @@ __noreturn void halt(void); * * This is a slibc extension. * - * @etymology (H)alt and (c)atch (f)rie! + * @etymology (H)alt and (c)atch (f)ire! * * @since Always. */ diff --git a/src/unistd/hcf.c b/src/unistd/hcf.c index 160fa63..1030e30 100644 --- a/src/unistd/hcf.c +++ b/src/unistd/hcf.c @@ -25,7 +25,7 @@ * * This is a slibc extension. * - * @etymology (H)alt and (c)atch (f)rie! + * @etymology (H)alt and (c)atch (f)ire! * * @since Always. */ @@ -35,3 +35,56 @@ void hcf(void) goto catch_fire; } + +/*** Other fun ways to catch fire include: ***/ + +/* +void hcf(void) +{ + for (;;); +} + + +void hcf(void) +{ + hcf(); + "When optimised, tail-recursion is used and it will be be translated to `for (;;);`"; +} + + +#include <setjmp.h> +void hcf(void) +{ + jmp_buf env; + setjmp(env); + longjmp(env, 0); +} + + +#include <limits.h> +void hcf(void) +{ + unsigned long long int i = 0; + while (i++ != ULLONG_MAX); + "This is just for a limited time, but probably too long for you."; +} + + +#include <signal.h> +static void __hcf(int signo) +{ + signal(signo, __hcf); +} +void hcf(void) +{ + sigset_t mask; + sigfillset(&mask); + sigdelset(&mask, SIGSEGV); + pthread_sigmask(SIG_SETMASK, &mask, NULL); + signal(SIGSEGV, __hcf); + if (*(int*)0) + abort(); + "This is perhaps the least flammable way, but the most fun."; +} +*/ + |