gri3-wm/libi3/mkdirp.c

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/*
* vim:ts=4:sw=4:expandtab
*
* i3 - an improved dynamic tiling window manager
* © 2009 Michael Stapelberg and contributors (see also: LICENSE)
*
*/
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#include "libi3.h"
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#include <errno.h>
#include <stdlib.h>
#include <string.h>
#include <sys/stat.h>
/*
* Emulates mkdir -p (creates any missing folders)
*
*/
#if !defined(__sun)
int mkdirp(const char *path, mode_t mode) {
if (mkdir(path, mode) == 0)
return 0;
if (errno == EEXIST) {
struct stat st;
/* Check that the named file actually is a directory. */
if (stat(path, &st)) {
ELOG("stat(%s) failed: %s\n", path, strerror(errno));
return -1;
}
if (!S_ISDIR(st.st_mode)) {
ELOG("mkdir(%s) failed: %s\n", path, strerror(ENOTDIR));
return -1;
}
return 0;
} else if (errno != ENOENT) {
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ELOG("mkdir(%s) failed: %s\n", path, strerror(errno));
return -1;
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}
char *copy = sstrdup(path);
/* strip trailing slashes, if any */
while (copy[strlen(copy) - 1] == '/')
copy[strlen(copy) - 1] = '\0';
char *sep = strrchr(copy, '/');
if (sep == NULL) {
free(copy);
return -1;
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}
*sep = '\0';
int result = -1;
if (mkdirp(copy, mode) == 0)
result = mkdirp(path, mode);
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free(copy);
return result;
}
#endif