From c7a684d16808f0062284a0737503451894be4ce9 Mon Sep 17 00:00:00 2001
From: Tavian Barnes <tavianator@tavianator.com>
Date: Fri, 2 Nov 2018 19:09:57 -0400
Subject: parse: Add support for -D all to enable all debug flags

---
 cmdline.h | 2 ++
 parse.c   | 3 +++
 2 files changed, 5 insertions(+)

diff --git a/cmdline.h b/cmdline.h
index df49dd6..78e1f9a 100644
--- a/cmdline.h
+++ b/cmdline.h
@@ -37,6 +37,8 @@ enum debug_flags {
 	DEBUG_STAT   = 1 << 5,
 	/** Print the parse tree. */
 	DEBUG_TREE   = 1 << 6,
+	/** All debug flags. */
+	DEBUG_ALL    = (1 << 7) - 1,
 };
 
 /**
diff --git a/parse.c b/parse.c
index 258f770..4103e0b 100644
--- a/parse.c
+++ b/parse.c
@@ -818,6 +818,7 @@ static void debug_help(CFILE *cfile) {
 	cfprintf(cfile, "  %{bld}search%{rs}: Trace the filesystem traversal.\n");
 	cfprintf(cfile, "  %{bld}stat%{rs}:   Trace all stat() calls.\n");
 	cfprintf(cfile, "  %{bld}tree%{rs}:   Print the parse tree.\n");
+	cfprintf(cfile, "  %{bld}all%{rs}:    All debug flags at once.\n");
 }
 
 /**
@@ -852,6 +853,8 @@ static struct expr *parse_debug(struct parser_state *state, int arg1, int arg2)
 		cmdline->debug |= DEBUG_STAT;
 	} else if (strcmp(flag, "tree") == 0) {
 		cmdline->debug |= DEBUG_TREE;
+	} else if (strcmp(flag, "all") == 0) {
+		cmdline->debug |= DEBUG_ALL;
 	} else {
 		cfprintf(cmdline->cerr, "%{wr}warning: Unrecognized debug flag '%s'.%{rs}\n\n", flag);
 		debug_help(cmdline->cerr);
-- 
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