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Add new thread in consumer for metadata handling
[lttng-tools.git]
/
src
/
common
/
runas.c
diff --git
a/src/common/runas.c
b/src/common/runas.c
index 2c2015aa2d5b8206bca9052320553f8da78d431d..cb697feee797a0baf36a4e70e008f2e33cb3f787 100644
(file)
--- a/
src/common/runas.c
+++ b/
src/common/runas.c
@@
-153,13
+153,14
@@
int _open(void *_data)
static
int child_run_as(void *_data)
{
static
int child_run_as(void *_data)
{
+ int ret;
struct run_as_data *data = _data;
struct run_as_data *data = _data;
- size_t writelen, writeleft, index;
+ ssize_t writelen;
+ size_t writeleft, index;
union {
int i;
char c[sizeof(int)];
} sendret;
union {
int i;
char c[sizeof(int)];
} sendret;
- int ret;
/*
* Child: it is safe to drop egid and euid while sharing the
/*
* Child: it is safe to drop egid and euid while sharing the
@@
-191,8
+192,10
@@
int child_run_as(void *_data)
writeleft = sizeof(sendret);
index = 0;
do {
writeleft = sizeof(sendret);
index = 0;
do {
- writelen = write(data->retval_pipe, &sendret.c[index],
- writeleft);
+ do {
+ writelen = write(data->retval_pipe, &sendret.c[index],
+ writeleft);
+ } while (writelen < 0 && errno == EINTR);
if (writelen < 0) {
PERROR("write");
return EXIT_FAILURE;
if (writelen < 0) {
PERROR("write");
return EXIT_FAILURE;
@@
-330,6
+333,7
@@
int run_as(int (*cmd)(void *data), void *data, uid_t uid, gid_t gid)
}
}
}
}
+__attribute__((visibility("hidden")))
int run_as_mkdir_recursive(const char *path, mode_t mode, uid_t uid, gid_t gid)
{
struct run_as_mkdir_data data;
int run_as_mkdir_recursive(const char *path, mode_t mode, uid_t uid, gid_t gid)
{
struct run_as_mkdir_data data;
@@
-341,6
+345,7
@@
int run_as_mkdir_recursive(const char *path, mode_t mode, uid_t uid, gid_t gid)
return run_as(_mkdir_recursive, &data, uid, gid);
}
return run_as(_mkdir_recursive, &data, uid, gid);
}
+__attribute__((visibility("hidden")))
int run_as_mkdir(const char *path, mode_t mode, uid_t uid, gid_t gid)
{
struct run_as_mkdir_data data;
int run_as_mkdir(const char *path, mode_t mode, uid_t uid, gid_t gid)
{
struct run_as_mkdir_data data;
@@
-356,6
+361,7
@@
int run_as_mkdir(const char *path, mode_t mode, uid_t uid, gid_t gid)
* Note: open_run_as is currently not working. We'd need to pass the fd
* opened in the child to the parent.
*/
* Note: open_run_as is currently not working. We'd need to pass the fd
* opened in the child to the parent.
*/
+__attribute__((visibility("hidden")))
int run_as_open(const char *path, int flags, mode_t mode, uid_t uid, gid_t gid)
{
struct run_as_open_data data;
int run_as_open(const char *path, int flags, mode_t mode, uid_t uid, gid_t gid)
{
struct run_as_open_data data;
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