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Activity for Pete W
| Type | On... | Excerpt | Status | Date |
|---|---|---|---|---|
| Comment | Post #281518 |
you could use [strlcpy()](https://linux.die.net/man/3/strlcpy). It's not hard to re-create if not available. If destination is fixed size in a way that allows it, use the sizeof() operator. E.g. `char dst[FIXED_SIZE]; strlcpy(dst, src, sizeof(dst))` (more) |
— | over 3 years ago |
| Comment | Post #280449 |
can you have GCC generate both ELF and another format side by side? I found intel .hex easy to work with (more) |
— | almost 4 years ago |
| Comment | Post #279895 |
Fair enough, I missed that.
I learned it from looking at the way headers in some system macros were written, and have been doing it ever since. I also got into the habit of using do{} to call attention to there being a block, but this comes from having done a bunch of Perl, where curlies have mult... (more) |
— | almost 4 years ago |
| Edit | Post #279895 |
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— | almost 4 years ago |
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— | almost 4 years ago |
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— | almost 4 years ago |
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— | almost 4 years ago |
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— | almost 4 years ago |
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— | almost 4 years ago |
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— | almost 4 years ago |
| Edit | Post #279895 | Initial revision | — | almost 4 years ago |
| Answer | — |
A: What is do { } while(0) in macros and should we use it? Reasons to use the construct `#define FOO(x) do{...} while(0);`: 1. As mentioned above, doing so solves the problem of ``` if (...) FOO(y); ``` 1. You can declare variables inside the block, and they harmlessly go out of scope at the end of the block. Without the `do{}` block, ... (more) |
— | almost 4 years ago |