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Make strtosz() return int64_t instead of ssize_t

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strtosz() needs to return a 64 bit type even on 32 bit
architectures. Otherwise qemu-img will fail to create disk
images >= 2GB

Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Jes Sorensen 2011-01-05 11:41:02 +01:00 committed by Kevin Wolf
parent c90f1b3297
commit 70b4f4bb05
5 changed files with 10 additions and 10 deletions
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8
cutils.c
View File

@ -291,9 +291,9 @@ int fcntl_setfl(int fd, int flag)
* value must be terminated by whitespace, ',' or '\0'. Return -1 on
* error.
*/
ssize_t strtosz_suffix(const char *nptr, char **end, const char default_suffix)
int64_t strtosz_suffix(const char *nptr, char **end, const char default_suffix)
{
ssize_t retval = -1;
int64_t retval = -1;
char *endptr, c, d;
int mul_required = 0;
double val, mul, integral, fraction;
@ -365,7 +365,7 @@ ssize_t strtosz_suffix(const char *nptr, char **end, const char default_suffix)
goto fail;
}
}
if ((val * mul >= ~(size_t)0) || val < 0) {
if ((val * mul >= INT64_MAX) || val < 0) {
goto fail;
}
retval = val * mul;
@ -378,7 +378,7 @@ fail:
return retval;
}
ssize_t strtosz(const char *nptr, char **end)
int64_t strtosz(const char *nptr, char **end)
{
return strtosz_suffix(nptr, end, STRTOSZ_DEFSUFFIX_MB);
}

2
monitor.c
View File

@ -4162,7 +4162,7 @@ static const mon_cmd_t *monitor_parse_command(Monitor *mon,
break;
case 'o':
{
ssize_t val;
int64_t val;
char *end;
while (qemu_isspace(*p)) {

4
qemu-common.h
View File

@ -158,8 +158,8 @@ int fcntl_setfl(int fd, int flag);
#define STRTOSZ_DEFSUFFIX_MB 'M'
#define STRTOSZ_DEFSUFFIX_KB 'K'
#define STRTOSZ_DEFSUFFIX_B 'B'
ssize_t strtosz(const char *nptr, char **end);
ssize_t strtosz_suffix(const char *nptr, char **end, const char default_suffix);
int64_t strtosz(const char *nptr, char **end);
int64_t strtosz_suffix(const char *nptr, char **end, const char default_suffix);
/* path.c */
void init_paths(const char *prefix);

2
qemu-img.c
View File

@ -320,7 +320,7 @@ static int img_create(int argc, char **argv)
/* Get image size, if specified */
if (optind < argc) {
ssize_t sval;
int64_t sval;
sval = strtosz_suffix(argv[optind++], NULL, STRTOSZ_DEFSUFFIX_B);
if (sval < 0) {
error_report("Invalid image size specified! You may use k, M, G or "

4
vl.c
View File

@ -804,7 +804,7 @@ static void numa_add(const char *optarg)
if (get_param_value(option, 128, "mem", optarg) == 0) {
node_mem[nodenr] = 0;
} else {
ssize_t sval;
int64_t sval;
sval = strtosz(option, NULL);
if (sval < 0) {
fprintf(stderr, "qemu: invalid numa mem size: %s\n", optarg);
@ -2245,7 +2245,7 @@ int main(int argc, char **argv, char **envp)
exit(0);
break;
case QEMU_OPTION_m: {
ssize_t value;
int64_t value;
value = strtosz(optarg, NULL);
if (value < 0) {