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support _BSD_SOURCE feature test macro

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patch by Isaac Dunham. matched closely (maybe not exact) to glibc's
idea of what _BSD_SOURCE should make visible.
This commit is contained in:
Rich Felker
2012-05-22 21:52:08 -04:00
parent 7b5467cbae
commit 419ae6d5c9
22 changed files with 126 additions and 41 deletions
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22
include/stdlib.h
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@ -78,7 +78,8 @@ size_t wcstombs (char *, const wchar_t *, size_t);
#if defined(_POSIX_SOURCE) || defined(_POSIX_C_SOURCE) \
|| defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE)
|| defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) \
|| defined(_BSD_SOURCE)
#ifndef WEXITSTATUS
#define WEXITSTATUS(s) (((s) & 0xff00) >> 8)
@ -102,20 +103,24 @@ int rand_r (unsigned *);
#endif
#if defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) \
|| defined(_BSD_SOURCE)
char *realpath (const char *, char *);
long int random (void);
void srandom (unsigned int);
char *initstate (unsigned int, char *, size_t);
char *setstate (char *);
#endif
#if defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE)
int putenv (char *);
int posix_openpt (int);
int grantpt (int);
int unlockpt (int);
char *ptsname (int);
char *realpath (const char *, char *);
char *l64a (long);
long a64l (const char *);
void setkey (const char *);
long int random (void);
void srandom (unsigned int);
char *initstate (unsigned int, char *, size_t);
char *setstate (char *);
double drand48 (void);
double erand48 (unsigned short [3]);
long int lrand48 (void);
@ -127,11 +132,14 @@ unsigned short *seed48 (unsigned short [3]);
void lcong48 (unsigned short [7]);
#endif
#if defined(_GNU_SOURCE)
#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
#include <alloca.h>
char *mktemp (char *);
void *valloc (size_t);
void *memalign(size_t, size_t);
#endif
#ifdef _GNU_SOURCE
int clearenv(void);
int ptsname_r(int, char *, size_t);
char *ecvt(double, int, int *, int *);