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commands:builtin:mapfile [2012/07/02 04:12] ormaaj [The callback] Updated example |
commands:builtin:mapfile [2013/08/19 08:09] (current) ormaaj [Bugs] |
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| ====== The mapfile builtin command ====== | ====== The mapfile builtin command ====== | ||
| - | :V4: | ||
| ===== Synopsis ===== | ===== Synopsis ===== | ||
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| ===== Bugs ===== | ===== Bugs ===== | ||
| - | * Early implementations were buggy. For example, ''mapfile'' filling the readline history buffer with calls to the ''CALLBACK''. This was fixed in 4.1 beta. Some bugs may still exist. | + | * Early implementations were buggy. For example, ''mapfile'' filling the readline history buffer with calls to the ''CALLBACK''. This was fixed in 4.1 beta. |
| + | * ''mapfile -n'' reads an extra line beyond the last line assigned to the array, through Bash. [[ftp://ftp.gnu.org/gnu/bash/bash-4.2-patches/bash42-035 | Fixed in 4.2.35]]. | ||
| + | * ''mapfile'' callbacks could cause a crash if the variable being assigned is manipulated in certain ways. [[https://lists.gnu.org/archive/html/bug-bash/2013-01/msg00039.html]]. Fixed in 4.3. | ||
| ===== To Do ===== | ===== To Do ===== | ||
| * Create an implementation as a shell function that's portable between Ksh, Zsh, and Bash (and possibly other bourne-like shells with array support). | * Create an implementation as a shell function that's portable between Ksh, Zsh, and Bash (and possibly other bourne-like shells with array support). | ||