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add basic support of signal

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currently, HermitCore is only able to raise signals to itself
This commit is contained in:
Stefan Lankes 2016-06-03 17:16:20 +02:00
parent a2b36849d9
commit 3dea76c4b9
3 changed files with 13 additions and 2 deletions
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2
hermit/usr/newlib

@ -1 +1 @@
Subproject commit 6c1f50c29faf3096050ffcfeadf0c051d532ea7b
Subproject commit 018dde1981d2d27b40aa1fad01422750dbd59665

2
hermit/usr/pte

@ -1 +1 @@
Subproject commit be9e07a0375955068500e7d2fe8eda9eb2c569d4
Subproject commit 2e946da5c46a44958a2690a53a686af023b952c9

11
hermit/usr/tests/hello.c
View file

@ -30,20 +30,31 @@
#include <string.h>
#include <unistd.h>
#include <errno.h>
#include <signal.h>
#define N 255
static void test_handler(int s)
{
printf("Receive signal with number %d\n", s);
}
int main(int argc, char** argv)
{
int i, random;
FILE* file;
// register test handler
signal(SIGUSR1, test_handler);
printf("Hello World!!!\n");
//for(i=0; environ[i]; i++)
// printf("environ[%d] = %s\n", i, environ[i]);
for(i=0; i<argc; i++)
printf("argv[%d] = %s\n", i, argv[i]);
raise(SIGUSR1);
file = fopen("/etc/hostname", "r");
if (file)
{