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add mkostemp, mkstemps, and mkostemps functions and reorganize temp internals

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based on patch contributed by Anthony G. Basile (blueness)

some issues remain with the filename generation algorithm and other
small bugs, but this patch has been sitting around long enough that I
feel it's best to get it committed and then work out any remaining
issues.
This commit is contained in:
Rich Felker 2013-02-20 22:43:23 -05:00
commit 2cc63358cd
7 changed files with 91 additions and 29 deletions
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8
include/stdlib.h
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@ -95,6 +95,7 @@ int posix_memalign (void **, size_t, size_t);
int setenv (const char *, const char *, int);
int unsetenv (const char *);
int mkstemp (char *);
int mkostemp (char *, int);
char *mkdtemp (char *);
int getsubopt (char **, char *const *, char **);
int rand_r (unsigned *);
@ -134,6 +135,8 @@ void lcong48 (unsigned short [7]);
#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
#include <alloca.h>
char *mktemp (char *);
int mkstemps (char *, int);
int mkostemps (char *, int, int);
void *valloc (size_t);
void *memalign(size_t, size_t);
#define WCOREDUMP(s) ((s) & 0x80)
@ -150,6 +153,11 @@ char *gcvt(double, int, char *);
#if defined(_LARGEFILE64_SOURCE) || defined(_GNU_SOURCE)
#define mkstemp64 mkstemp
#define mkostemp64 mkostemp
#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
#define mkstemps64 mkstemps
#define mkostemps64 mkostemps
#endif
#endif
#ifdef __cplusplus