scc

commit 3e8757f4125a99765fdd625b6a31d2236a93c4cf
parent 8c20e677d7728c5120feb182e4d4195a7571fa71
Author: Roberto E. Vargas Caballero <k0ga@shike2.com>
Date:   Sun,  6 Oct 2019 14:16:59 +0200

[scc] Add debug info about commands executed

Diffstat:
M
src/cmd/cc/posix/scc.c
 | 
6
++++++

1 file changed, 6 insertions(+), 0 deletions(-)
diff --git a/src/cmd/cc/posix/scc.c b/src/cmd/cc/posix/scc.c
@@ -282,6 +282,7 @@ settool(int tool, char *infile, int nexttool)
 static void
 spawn(int tool)
 {
+	char **ap;
 	struct tool *t = &tools[tool];
 
 	switch (t->pid = fork()) {
@@ -294,6 +295,11 @@ spawn(int tool)
 			dup2(t->in, 0);
 		if (!dflag && tool != CC1 && tool != LD)
 			dup2(devnullfd, 2);
+		if (dflag) {
+			for (ap = t->args.s; *ap; ap++)
+				fprintf(stderr, " %s", *ap);
+			putc('\n', stderr);
+		}
 		execvp(t->cmd, t->args.s);
 		if (dflag) {
 			fprintf(stderr,