diff options
Diffstat (limited to '02_exercise/beispiele/fork_signal/signal.c')
-rw-r--r-- | 02_exercise/beispiele/fork_signal/signal.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/02_exercise/beispiele/fork_signal/signal.c b/02_exercise/beispiele/fork_signal/signal.c new file mode 100644 index 0000000..500d2e1 --- /dev/null +++ b/02_exercise/beispiele/fork_signal/signal.c @@ -0,0 +1,21 @@ +#include <unistd.h> +#include <stdio.h> +#include <stdlib.h> +#include <signal.h> + +void sig_handler(int signo) { + const char msg[] = "Speicherzugriffsfehler!\n"; + write(2, msg, sizeof(msg) - 1); + exit(-1); +} + +int main(void) { + if (signal(SIGSEGV, sig_handler) == SIG_ERR) { + perror("signal"); + exit(-1); + } + + int array[1] = {0}; + array[1000000] = 3; + return 0; +} |