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| author | practicalswift <practicalswift@users.noreply.github.com> | 2018-03-22 16:22:17 +0100 |
|---|---|---|
| committer | practicalswift <practicalswift@users.noreply.github.com> | 2018-03-22 16:23:04 +0100 |
| commit | 8af65d96f4166cb57ff567a4c937f81c8e5a8aeb (patch) | |
| tree | dd20a6b8ee8731ca44c62639a11120bb2896199d | |
| parent | 6d36f599f88e26ba39557d7b606ac9a3c8c3165a (diff) | |
| download | bitcoin-8af65d96f4166cb57ff567a4c937f81c8e5a8aeb.tar.xz | |
Document include guard convention
| -rw-r--r-- | doc/developer-notes.md | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/doc/developer-notes.md b/doc/developer-notes.md index 8f06ee4eca..77ab9cccbe 100644 --- a/doc/developer-notes.md +++ b/doc/developer-notes.md @@ -514,6 +514,16 @@ namespace { source file into account. This allows quoted includes to stand out more when the location of the source file actually is relevant. +- Use include guards to avoid the problem of double inclusion. The header file + `foo/bar.h` should use the include guard identifier `BITCOIN_FOO_BAR_H`, e.g. + +```c++ +#ifndef BITCOIN_FOO_BAR_H +#define BITCOIN_FOO_BAR_H +... +#endif // BITCOIN_FOO_BAR_H +``` + GUI ----- |