acpi_table_add(): report fatal errors through an internal Error object

The upcoming changes will need a cleanup section at the end of the
function, plus OptsVisitor reports errors via Error. For now keep
channeling any Errors to stderr.

Signed-off-by: Laszlo Ersek <lersek@redhat.com>
Reviewed-by: Anthony Liguori <aliguori@us.ibm.com>
Message-id: 1363821803-3380-4-git-send-email-lersek@redhat.com
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
This commit is contained in:
Laszlo Ersek 2013-03-21 00:23:15 +01:00 committed by Anthony Liguori
parent cb88a4ea79
commit 445d9cae37
1 changed files with 19 additions and 14 deletions

View File

@ -64,6 +64,7 @@ static int acpi_checksum(const uint8_t *data, int len)
/* XXX fixme: this function uses obsolete argument parsing interface */
int acpi_table_add(const char *t)
{
Error *err = NULL;
char buf[1024], *p, *f;
unsigned long val;
size_t len, start, allen;
@ -87,8 +88,8 @@ int acpi_table_add(const char *t)
has_header = true;
break;
default:
fprintf(stderr, "acpitable: both data and file are specified\n");
return -1;
error_setg(&err, "acpitable: both data and file are specified");
goto out;
}
if (!acpi_tables) {
@ -108,8 +109,8 @@ int acpi_table_add(const char *t)
int fd = open(f, O_RDONLY | O_BINARY);
if (fd < 0) {
fprintf(stderr, "can't open file %s: %s\n", f, strerror(errno));
return -1;
error_setg(&err, "can't open file %s: %s", f, strerror(errno));
goto out;
}
for (;;) {
@ -122,10 +123,10 @@ int acpi_table_add(const char *t)
memcpy(acpi_tables + allen, data, r);
allen += r;
} else if (errno != EINTR) {
fprintf(stderr, "can't read file %s: %s\n",
f, strerror(errno));
error_setg(&err, "can't read file %s: %s",
f, strerror(errno));
close(fd);
return -1;
goto out;
}
}
@ -169,8 +170,8 @@ int acpi_table_add(const char *t)
if (get_param_value(buf, sizeof(buf), "rev", t)) {
val = strtoul(buf, &p, 0);
if (val > 255 || *p) {
fprintf(stderr, "acpitable: \"rev=%s\" is invalid\n", buf);
return -1;
error_setg(&err, "acpitable: \"rev=%s\" is invalid", buf);
goto out;
}
hdr.revision = (uint8_t)val;
++changed;
@ -191,8 +192,8 @@ int acpi_table_add(const char *t)
if (get_param_value(buf, sizeof(buf), "oem_rev", t)) {
val = strtol(buf, &p, 0);
if (*p) {
fprintf(stderr, "acpitable: \"oem_rev=%s\" is invalid\n", buf);
return -1;
error_setg(&err, "acpitable: \"oem_rev=%s\" is invalid", buf);
goto out;
}
hdr.oem_revision = cpu_to_le32(val);
++changed;
@ -207,9 +208,9 @@ int acpi_table_add(const char *t)
if (get_param_value(buf, sizeof(buf), "asl_compiler_rev", t)) {
val = strtol(buf, &p, 0);
if (*p) {
fprintf(stderr, "acpitable: \"%s=%s\" is invalid\n",
"asl_compiler_rev", buf);
return -1;
error_setg(&err, "acpitable: \"%s=%s\" is invalid",
"asl_compiler_rev", buf);
goto out;
}
hdr.asl_compiler_revision = cpu_to_le32(val);
++changed;
@ -240,6 +241,10 @@ int acpi_table_add(const char *t)
acpi_tables_len = allen;
return 0;
out:
fprintf(stderr, "%s\n", error_get_pretty(err));
error_free(err);
return -1;
}
static void acpi_notify_wakeup(Notifier *notifier, void *data)