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[SIGAR-27] Increase buffer size for get{gr,pw}_r calls

This commit is contained in:
Doug MacEachern 2007-07-28 00:38:50 +00:00
parent ca85eee8c5
commit b27e2e8eb3
1 changed files with 6 additions and 3 deletions
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9
src/sigar_format.c
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@ -34,6 +34,9 @@
#include <pwd.h>
#include <grp.h>
/* sysconf(_SC_GET{PW,GR}_R_SIZE_MAX) */
#define R_SIZE_MAX 1024
int sigar_user_name_get(sigar_t *sigar, int uid, char *buf, int buflen)
{
struct passwd *pw = NULL;
@ -41,7 +44,7 @@ int sigar_user_name_get(sigar_t *sigar, int uid, char *buf, int buflen)
# ifdef HAVE_GETPWUID_R
struct passwd pwbuf;
char buffer[512];
char buffer[R_SIZE_MAX];
if (getpwuid_r(uid, &pwbuf, buffer, sizeof(buffer), &pw) != 0) {
return errno;
@ -68,7 +71,7 @@ int sigar_group_name_get(sigar_t *sigar, int gid, char *buf, int buflen)
# ifdef HAVE_GETGRGID_R
struct group grbuf;
char buffer[512];
char buffer[R_SIZE_MAX];
if (getgrgid_r(gid, &grbuf, buffer, sizeof(buffer), &gr) != 0) {
return errno;
@ -102,7 +105,7 @@ int sigar_user_id_get(sigar_t *sigar, const char *name, int *uid)
# ifdef HAVE_GETPWNAM_R
struct passwd pwbuf;
char buf[512];
char buf[R_SIZE_MAX];
if (getpwnam_r(name, &pwbuf, buf, sizeof(buf), &pw) != 0) {
return errno;