Last change
on this file since 444 was
444,
checked in by satin@…, 6 years ago
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add newlib,libalmos-mkh, restructure shared_syscalls.h and mini-libc
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File size:
799 bytes
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Line | |
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1 | #ifndef _NEWLIB_STDIO_H |
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2 | #define _NEWLIB_STDIO_H |
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3 | |
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4 | #include <sys/lock.h> |
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5 | #include <sys/reent.h> |
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6 | |
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7 | /* Internal locking macros, used to protect stdio functions. In the |
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8 | general case, expand to nothing. Use __SSTR flag in FILE _flags to |
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9 | detect if FILE is private to sprintf/sscanf class of functions; if |
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10 | set then do nothing as lock is not initialised. */ |
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11 | #if !defined(_flockfile) |
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12 | #ifndef __SINGLE_THREAD__ |
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13 | # define _flockfile(fp) (((fp)->_flags & __SSTR) ? 0 : __lock_acquire_recursive((fp)->_lock)) |
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14 | #else |
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15 | # define _flockfile(fp) ((void) 0) |
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16 | #endif |
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17 | #endif |
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18 | |
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19 | #if !defined(_funlockfile) |
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20 | #ifndef __SINGLE_THREAD__ |
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21 | # define _funlockfile(fp) (((fp)->_flags & __SSTR) ? 0 : __lock_release_recursive((fp)->_lock)) |
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22 | #else |
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23 | # define _funlockfile(fp) ((void) 0) |
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24 | #endif |
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25 | #endif |
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26 | |
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27 | #endif /* _NEWLIB_STDIO_H */ |
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