v.gen.c: fix v examples/hello_world.v on FreeBSD

spytheman · spytheman · commit d07a96ede884 · 2021-09-28T12:00:34.000+03:00
diff --git a/vlib/v/gen/c/cgen.v b/vlib/v/gen/c/cgen.v
@@ -5879,7 +5879,8 @@ fn (mut g Gen) write_init_function() {
 	// ___argv is declared as voidptr here, because that unifies the windows/unix logic
 	g.writeln('void _vinit(int ___argc, voidptr ___argv) {')
 
-	g.writeln('#if __STDC_HOSTED__ == 1\n\tsignal(SIGSEGV, v_segmentation_fault_handler);\n#endif')
+	// 11 is SIGSEGV. It is hardcoded here, to avoid FreeBSD compilation errors for trivial examples.
+	g.writeln('#if __STDC_HOSTED__ == 1\n\tsignal(11, v_segmentation_fault_handler);\n#endif')
 	if g.pref.prealloc {
 		g.writeln('prealloc_vinit();')
 	}

Original file line number	Diff line number	Diff line change
`@@ -5879,7 +5879,8 @@ fn (mut g Gen) write_init_function() {`
`5879`	`5879`	`// ___argv is declared as voidptr here, because that unifies the windows/unix logic`
`5880`	`5880`	`g.writeln('void _vinit(int ___argc, voidptr ___argv) {')`
`5881`	`5881`
`5882`		`- g.writeln('#if __STDC_HOSTED__ == 1\n\tsignal(SIGSEGV, v_segmentation_fault_handler);\n#endif')`
	`5882`	`+ // 11 is SIGSEGV. It is hardcoded here, to avoid FreeBSD compilation errors for trivial examples.`
	`5883`	`+ g.writeln('#if __STDC_HOSTED__ == 1\n\tsignal(11, v_segmentation_fault_handler);\n#endif')`
`5883`	`5884`	`if g.pref.prealloc {`
`5884`	`5885`	`g.writeln('prealloc_vinit();')`
`5885`	`5886`	`}`