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Use snprintf to avoid OpenBSD warning 

Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
This commit is contained in:
Blue Swirl 2009-06-09 19:12:21 +00:00
parent bab7944cf3
commit 3a41759da3
1 changed files with 7 additions and 5 deletions
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12
vl.c
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@ -4834,6 +4834,7 @@ static char *find_datadir(const char *argv0)
#ifdef PATH_MAX #ifdef PATH_MAX
char buf[PATH_MAX]; char buf[PATH_MAX];
#endif #endif
size_t max_len;
#if defined(__linux__) #if defined(__linux__)
{ {
@ -4868,11 +4869,12 @@ static char *find_datadir(const char *argv0)
dir = dirname(p); dir = dirname(p);
dir = dirname(dir); dir = dirname(dir);
res = qemu_mallocz(strlen(dir) + max_len = strlen(dir) +
MAX(strlen(SHARE_SUFFIX), strlen(BUILD_SUFFIX)) + 1); MAX(strlen(SHARE_SUFFIX), strlen(BUILD_SUFFIX)) + 1;
sprintf(res, "%s%s", dir, SHARE_SUFFIX); res = qemu_mallocz(max_len);
snprintf(res, max_len, "%s%s", dir, SHARE_SUFFIX);
if (access(res, R_OK)) { if (access(res, R_OK)) {
sprintf(res, "%s%s", dir, BUILD_SUFFIX); snprintf(res, max_len, "%s%s", dir, BUILD_SUFFIX);
if (access(res, R_OK)) { if (access(res, R_OK)) {
qemu_free(res); qemu_free(res);
res = NULL; res = NULL;
@ -4910,7 +4912,7 @@ char *qemu_find_file(int type, const char *name)
} }
len = strlen(data_dir) + strlen(name) + strlen(subdir) + 2; len = strlen(data_dir) + strlen(name) + strlen(subdir) + 2;
buf = qemu_mallocz(len); buf = qemu_mallocz(len);
sprintf(buf, "%s/%s%s", data_dir, subdir, name); snprintf(buf, len, "%s/%s%s", data_dir, subdir, name);
if (access(buf, R_OK)) { if (access(buf, R_OK)) {
qemu_free(buf); qemu_free(buf);
return NULL; return NULL;