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Merge pull request #729 from dmgk/master

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FreeBSD build fixes
This commit is contained in:
Takeshi Nakatani 2018-03-04 16:36:31 +09:00 committed by GitHub
commit 0f503ced25
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GPG Key ID: 4AEE18F83AFDEB23
3 changed files with 42 additions and 10 deletions
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1
src/common.h
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@ -21,6 +21,7 @@
#ifndef S3FS_COMMON_H_
#define S3FS_COMMON_H_
#include <stdlib.h>
#include "../config.h"
//

4
src/s3fs.cpp
View File

@ -2973,15 +2973,19 @@ static int set_xattrs_to_header(headers_t& meta, const char* name, const char* v
headers_t::iterator iter;
if(meta.end() == (iter = meta.find("x-amz-meta-xattr"))){
#if defined(XATTR_REPLACE)
if(XATTR_REPLACE == (flags & XATTR_REPLACE)){
// there is no xattr header but flags is replace, so failure.
return -ENOATTR;
}
#endif
}else{
#if defined(XATTR_CREATE)
if(XATTR_CREATE == (flags & XATTR_CREATE)){
// found xattr header but flags is only creating, so failure.
return -EEXIST;
}
#endif
strxattrs = iter->second;
}

35
src/s3fs_util.cpp
View File

@ -453,6 +453,7 @@ AutoLock::~AutoLock()
string get_username(uid_t uid)
{
static size_t maxlen = 0; // set once
int result;
char* pbuf;
struct passwd pwinfo;
struct passwd* ppwinfo = NULL;
@ -461,22 +462,40 @@ string get_username(uid_t uid)
if(0 == maxlen){
long res = sysconf(_SC_GETPW_R_SIZE_MAX);
if(0 > res){
// SUSv4tc1 says the following about _SC_GETGR_R_SIZE_MAX and
// _SC_GETPW_R_SIZE_MAX:
// Note that sysconf(_SC_GETGR_R_SIZE_MAX) may return -1 if
// there is no hard limit on the size of the buffer needed to
// store all the groups returned.
if (errno != 0){
S3FS_PRN_WARN("could not get max pw length.");
maxlen = 0;
return string("");
}
res = 1024; // default initial length
}
maxlen = res;
}
if(NULL == (pbuf = (char*)malloc(sizeof(char) * maxlen))){
S3FS_PRN_CRIT("failed to allocate memory.");
return string("");
}
// get group information
if(0 != getpwuid_r(uid, &pwinfo, pbuf, maxlen, &ppwinfo)){
S3FS_PRN_WARN("could not get pw information.");
// get pw information
while(ERANGE == (result = getpwuid_r(uid, &pwinfo, pbuf, maxlen, &ppwinfo))){
free(pbuf);
maxlen *= 2;
if(NULL == (pbuf = (char*)malloc(sizeof(char) * maxlen))){
S3FS_PRN_CRIT("failed to allocate memory.");
return string("");
}
}
if(0 != result){
S3FS_PRN_ERR("could not get pw information(%d).", result);
free(pbuf);
return string("");
}
// check pw
if(NULL == ppwinfo){
free(pbuf);
@ -498,11 +517,19 @@ int is_uid_include_group(uid_t uid, gid_t gid)
// make buffer
if(0 == maxlen){
long res = sysconf(_SC_GETGR_R_SIZE_MAX);
if(0 > res){
if(0 > res) {
// SUSv4tc1 says the following about _SC_GETGR_R_SIZE_MAX and
// _SC_GETPW_R_SIZE_MAX:
// Note that sysconf(_SC_GETGR_R_SIZE_MAX) may return -1 if
// there is no hard limit on the size of the buffer needed to
// store all the groups returned.
if (errno != 0) {
S3FS_PRN_ERR("could not get max name length.");
maxlen = 0;
return -ERANGE;
}
res = 1024; // default initial length
}
maxlen = res;
}
if(NULL == (pbuf = (char*)malloc(sizeof(char) * maxlen))){