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util: add mode, uid, gid parameters to UTI_CreateDirAndParents()

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This commit is contained in:
Miroslav Lichvar
2015-08-10 14:56:17 +02:00
parent 9a83cab2f8
commit 236576c124
4 changed files with 42 additions and 34 deletions
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61
util.c
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@@ -29,6 +29,7 @@
#include "sysincl.h"
#include "logging.h"
#include "memory.h"
#include "util.h"
#include "hash.h"
@@ -897,7 +898,7 @@ UTI_SetQuitSignalsHandler(void (*handler)(int))
/* ================================================== */
static int
create_dir(char *p)
create_dir(char *p, mode_t mode, uid_t uid, gid_t gid)
{
int status;
struct stat buf;
@@ -906,27 +907,39 @@ create_dir(char *p)
status = stat(p, &buf);
if (status < 0) {
if (errno == ENOENT) {
/* Try to create directory */
status = mkdir(p, 0755);
return status;
} else {
return status;
if (errno != ENOENT) {
LOG(LOGS_ERR, LOGF_Util, "Could not access %s : %s", p, strerror(errno));
return 0;
}
} else {
if (S_ISDIR(buf.st_mode))
return 1;
LOG(LOGS_ERR, LOGF_Util, "%s is not directory", p);
return 0;
}
if (!S_ISDIR(buf.st_mode)) {
return -1;
/* Create the directory */
if (mkdir(p, mode) < 0) {
LOG(LOGS_ERR, LOGF_Util, "Could not create directory %s : %s", p, strerror(errno));
return 0;
}
return 0;
/* Change its ownership if requested */
if ((uid || gid) && chown(p, uid, gid) < 0) {
LOG(LOGS_ERR, LOGF_Util, "Could not change ownership of %s : %s", p, strerror(errno));
/* Don't leave it there with incorrect ownership */
rmdir(p);
return 0;
}
return 1;
}
/* ================================================== */
/* Return 0 if the directory couldn't be created, 1 if it could (or
already existed) */
int
UTI_CreateDirAndParents(const char *path)
UTI_CreateDirAndParents(const char *path, mode_t mode, uid_t uid, gid_t gid)
{
char *p;
int i, j, k, last;
@@ -942,30 +955,26 @@ UTI_CreateDirAndParents(const char *path)
p[i++] = path[k++];
if (path[k] == '/' || !path[k]) {
p[i] = 0;
if (create_dir(p) < 0) {
Free(p);
return 0;
}
if (!path[k]) {
/* End of the string */
break;
}
/* Check whether its a trailing / or group of / */
/* Check whether its end of string, a trailing / or group of / */
last = 1;
j = k + 1;
j = k;
while (path[j]) {
if (path[j] != '/') {
k = j - 1; /* Pick up a / into p[] thru the assignment at the top of the loop */
/* Pick up a / into p[] thru the assignment at the top of the loop */
k = j - 1;
last = 0;
break;
}
j++;
}
p[i] = 0;
if (!create_dir(p, last ? mode : 0755, last ? uid : 0, last ? gid : 0)) {
Free(p);
return 0;
}
if (last)
break;
}