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| author | Ondřej Surý <ondrej@sury.org> | 2011-02-14 13:23:51 +0100 |
|---|---|---|
| committer | Ondřej Surý <ondrej@sury.org> | 2011-02-14 13:23:51 +0100 |
| commit | 758ff64c69e34965f8af5b2d6ffd65e8d7ab2150 (patch) | |
| tree | 6d6b34f8c678862fe9b56c945a7b63f68502c245 /src/cmd/cgo/doc.go | |
| parent | 3e45412327a2654a77944249962b3652e6142299 (diff) | |
| download | golang-upstream/2011-02-01.1.tar.gz | |
Imported Upstream version 2011-02-01.1upstream/2011-02-01.1
Diffstat (limited to 'src/cmd/cgo/doc.go')
| -rw-r--r-- | src/cmd/cgo/doc.go | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/src/cmd/cgo/doc.go b/src/cmd/cgo/doc.go index 0f9204d7f..c4868345c 100644 --- a/src/cmd/cgo/doc.go +++ b/src/cmd/cgo/doc.go @@ -23,6 +23,15 @@ the package. For example: // #include <errno.h> import "C" +CFLAGS and LDFLAGS may be defined with pseudo #cgo directives +within these comments to tweak the behavior of gcc. Values defined +in multiple directives are concatenated together. For example: + + // #cgo CFLAGS: -DPNG_DEBUG=1 + // #cgo LDFLAGS: -lpng + // #include <png.h> + import "C" + C identifiers or field names that are keywords in Go can be accessed by prefixing them with an underscore: if x points at a C struct with a field named "type", x._type accesses the field. |