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lib: mkdtemp(), contributed by by Gautam Tirumala

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This commit is contained in:
Ben Gras 2010-07-14 22:45:28 +00:00
parent 2639ae9b17
commit 8a0c10fcb9
2 changed files with 19 additions and 6 deletions
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1
include/stdlib.h
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@ -101,6 +101,7 @@ extern char *optarg;
extern int optind, opterr, optopt;
_PROTOTYPE(size_t shquote, (const char *arg, char *buf, size_t bufsize));
_PROTOTYPE(char *mkdtemp, (char *path));
#endif /* _MINIX */

24
lib/libc/stdio/mktemp.c
View file

@ -44,7 +44,7 @@ static char sccsid[] = "@(#)mktemp.c 8.1 (Berkeley) 6/4/93";
#include <unistd.h>
#include <stdlib.h>
static int _gettemp(char*,int*);
static int _gettemp(char*,int*,int);
int
mkstemp(path)
@ -52,20 +52,28 @@ mkstemp(path)
{
int fd;
return (_gettemp(path, &fd) ? fd : -1);
return (_gettemp(path, &fd, 0) ? fd : -1);
}
char *
mktemp(path)
char *path;
{
return(_gettemp(path, (int *)NULL) ? path : (char *)NULL);
return(_gettemp(path, (int *)NULL, 0) ? path : (char *)NULL);
}
char *
mkdtemp(path)
char *path;
{
return(_gettemp(path, (int *)NULL, 1) ? path : (char *)NULL);
}
static int
_gettemp(path, doopen)
_gettemp(path, doopen, domkdir)
char *path;
register int *doopen;
int domkdir;
{
extern int errno;
register char *start, *trv;
@ -132,8 +140,12 @@ _gettemp(path, doopen)
if (errno != EEXIST) {
return(0);
}
}
else if (stat(path, &sbuf)) {
} else if(domkdir) {
if (mkdir(path, 0700) >= 0)
return (1);
if (errno != EEXIST)
return (0);
} else if (stat(path, &sbuf)) {
return(errno == ENOENT ? 1 : 0);
}