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os_cp:prog_filebasics_signals [2025/05/14 18:20] jkonczak |
os_cp:prog_filebasics_signals [2026/05/13 21:54] (current) jkonczak |
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| blocking mode</small> until the operation completes. | blocking mode</small> until the operation completes. | ||
| \\ | \\ | ||
| - | Two concurrent I/O function calls are guaranteed to execute atomically. | + | Two concurrent I/O function calls on ordinary files are guaranteed to execute |
| + | atomically (<small>check out | ||
| + | [[https://pubs.opengroup.org/onlinepubs/9799919799/functions/V2_chap02.html#tag_16_09_07|POSIX standard]] | ||
| + | for details</small>). | ||
| Reading/writing advances the position in the file. | Reading/writing advances the position in the file. | ||