cgen: [packed] struct attribute

medvednikov · medvednikov · commit 77d8336db971 · 2021-04-05T06:49:43.000+03:00
diff --git a/vlib/v/gen/c/cgen.v b/vlib/v/gen/c/cgen.v
@@ -1247,7 +1247,12 @@ fn (mut g Gen) stmt(node ast.Stmt) {
 			if node.is_union {
 				g.typedefs.writeln('typedef union $name $name;')
 			} else {
-				g.typedefs.writeln('typedef struct $name $name;')
+				attrs := if node.attrs.contains('packed') {
+					'__attribute__((__packed__))'
+				} else {
+					''
+				}
+				g.typedefs.writeln('typedef struct $attrs $name $name;')
 			}
 		}
 		ast.TypeDecl {

Original file line number	Diff line number	Diff line change
`@@ -1247,7 +1247,12 @@ fn (mut g Gen) stmt(node ast.Stmt) {`
`1247`	`1247`	`if node.is_union {`
`1248`	`1248`	`g.typedefs.writeln('typedef union $name $name;')`
`1249`	`1249`	`} else {`
`1250`		`- g.typedefs.writeln('typedef struct $name $name;')`
	`1250`	`+ attrs := if node.attrs.contains('packed') {`
	`1251`	`+ '__attribute__((__packed__))'`
	`1252`	`+ } else {`
	`1253`	`+ ''`
	`1254`	`+ }`
	`1255`	`+ g.typedefs.writeln('typedef struct $attrs $name $name;')`
`1251`	`1256`	`}`
`1252`	`1257`	`}`
`1253`	`1258`	`ast.TypeDecl {`