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NTFSCP: don't use printf inside signal handler.

edge.strict_endians
cha0smaster 2005-06-25 16:37:50 +00:00
parent d8dd64d425
commit 1dce9cf4ea
1 changed files with 7 additions and 10 deletions
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17
ntfsprogs/ntfscp.c
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@ -54,7 +54,7 @@ struct options {
static const char *EXEC_NAME = "ntfscp";
static struct options opts;
static int caught_terminate = 0;
volatile sig_atomic_t caught_terminate = 0;
GEN_PRINTF (Eprintf, stderr, NULL, FALSE)
GEN_PRINTF (Vprintf, stderr, &opts.verbose, TRUE)
@ -237,16 +237,9 @@ static int parse_options (int argc, char **argv)
/**
* signal_handler - Handle SIGINT and SIGTERM: abort write, sync and exit.
*/
static void signal_handler(int arg)
static void signal_handler(int arg __attribute__((unused)))
{
caught_terminate++;
if (caught_terminate > 3) {
Eprintf("SIGTERM or SIGINT received more than 3 times. "
"Exit immediately.\n");
exit(2);
} else
Eprintf("%s received. Aborting write.\n",
(arg == SIGINT) ? "SIGINT" : "SIGTERM");
}
/**
@ -407,7 +400,11 @@ int main (int argc, char *argv[])
Vprintf("Starting write.\n");
offset = 0;
while (!feof(in) && !caught_terminate) {
while (!feof(in)) {
if (caught_terminate) {
printf("SIGTERM or SIGINT received. Aborting write.\n");
break;
}
br = fread(buf, 1, NTFS_BUF_SIZE, in);
if (!br) {
if (!feof(in)) perror("ERROR: fread failed");