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Use negative return values on errors

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This commit is contained in:
Arnout Engelen
2012-03-15 20:53:25 +00:00
parent d7476faae1
commit 2c04ca9267
4 changed files with 7 additions and 7 deletions
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6
nethogs.cpp
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@@ -222,7 +222,7 @@ void quit_cb (int /* i */)
exit(0);
}
void forceExit(const char *msg, ...)
void forceExit(const char *msg, int errcode, ...)
{
if ((!tracemode)&&(!DEBUG)){
exit_ui();
@@ -234,7 +234,7 @@ void forceExit(const char *msg, ...)
va_end(argp);
std::cerr << std::endl;
exit(0);
exit(errcode);
}
static void versiondisplay(void)
@@ -331,7 +331,7 @@ int main (int argc, char** argv)
}
if (NEEDROOT && (getuid() != 0))
forceExit("You need to be root to run NetHogs!");
forceExit("You need to be root to run NetHogs!", -2);
char errbuf[PCAP_ERRBUF_SIZE];