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| author | Markus Armbruster <armbru@redhat.com> | 2019-11-25 14:38:45 +0100 |
|---|---|---|
| committer | Laurent Vivier <laurent@vivier.eu> | 2019-12-18 12:26:25 +0100 |
| commit | 369276ebf3cbba419653a19a01b790f3bcf3aea7 (patch) | |
| tree | 647baa5b9a4f8d05334509f2d5e7689b34211982 /util/cutils.c | |
| parent | f8b345e41414504a42a55472c899e389e7dc4e2f (diff) | |
| download | qemu-369276ebf3cbba419653a19a01b790f3bcf3aea7.zip qemu-369276ebf3cbba419653a19a01b790f3bcf3aea7.tar.gz qemu-369276ebf3cbba419653a19a01b790f3bcf3aea7.tar.bz2 | |
util/cutils: Turn FIXME comment into QEMU_BUILD_BUG_ON()
qemu_strtoi64() assumes int64_t is long long. This is marked FIXME.
Replace by a QEMU_BUILD_BUG_ON() to avoid surprises.
Same for qemu_strtou64().
Fix a typo in qemu_strtoul()'s contract while there.
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-Id: <20191125133846.27790-2-armbru@redhat.com>
[lv: removed trailing whitespace]
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
Diffstat (limited to 'util/cutils.c')
| -rw-r--r-- | util/cutils.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/util/cutils.c b/util/cutils.c index 2380165..36ce712 100644 --- a/util/cutils.c +++ b/util/cutils.c @@ -542,7 +542,7 @@ int qemu_strtoul(const char *nptr, const char **endptr, int base, * Convert string @nptr to an int64_t. * * Works like qemu_strtol(), except it stores INT64_MAX on overflow, - * and INT_MIN on underflow. + * and INT64_MIN on underflow. */ int qemu_strtoi64(const char *nptr, const char **endptr, int base, int64_t *result) @@ -557,8 +557,9 @@ int qemu_strtoi64(const char *nptr, const char **endptr, int base, return -EINVAL; } + /* This assumes int64_t is long long TODO relax */ + QEMU_BUILD_BUG_ON(sizeof(int64_t) != sizeof(long long)); errno = 0; - /* FIXME This assumes int64_t is long long */ *result = strtoll(nptr, &ep, base); return check_strtox_error(nptr, ep, endptr, errno); } @@ -581,8 +582,9 @@ int qemu_strtou64(const char *nptr, const char **endptr, int base, return -EINVAL; } + /* This assumes uint64_t is unsigned long long TODO relax */ + QEMU_BUILD_BUG_ON(sizeof(uint64_t) != sizeof(unsigned long long)); errno = 0; - /* FIXME This assumes uint64_t is unsigned long long */ *result = strtoull(nptr, &ep, base); /* Windows returns 1 for negative out-of-range values. */ if (errno == ERANGE) { |