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mkdir now creates root directories needed

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This commit is contained in:
jmjatlanta 2017-09-21 09:45:59 -05:00
parent a55b52ca81
commit eac465012a
2 changed files with 47 additions and 0 deletions
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7
include/libp2p/os/utils.h
View file

@ -92,4 +92,11 @@ unsigned long long os_utils_gmtime();
*/
char *strnstr(const char *haystack, const char *needle, size_t len);
/**
* Make a directory, and any directories before it
* @param path the path to create
* @returns true(1) on success, false(0) otherwise
*/
int os_mkdir(char* path);
#endif /* utils_h */

40
os/utils.c
View file

@ -4,6 +4,7 @@
#include <unistd.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <errno.h>
#ifndef __MINGW32__
#include <pwd.h>
#endif
@ -217,3 +218,42 @@ char *strnstr(const char *haystack, const char *needle, size_t len)
}
return NULL;
}
/***
* Make a directory, as well as any directories not already there
* @param path the path to create
* @returns true(1) on success, false(0) otherwise
*/
int os_mkdir(char* dir) {
const mode_t mode = S_IRWXU;
char tmp[256];
char *p = NULL;
size_t len;
snprintf(tmp, sizeof(tmp),"%s",dir);
len = strlen(tmp);
if(tmp[len - 1] == '/')
tmp[len - 1] = 0;
for(p = tmp + 1; *p; p++) {
if(*p == '/') {
*p = 0;
#ifdef __MINGW32__
if (mkdir(tmp) != 0) {
#else
if (mkdir(tmp, mode) != 0 && errno != EEXIST) {
#endif
fprintf(stderr, "Unable to create directory %s.\n", tmp);
return 0;
}
*p = '/';
}
}
#ifdef __MINGW32__
if (mkdir(tmp) != 0) {
#else
if (mkdir(tmp, mode) != 0) {
#endif
return 0;
}
return 1;
}