From 6c0c2bf56c7a3484d157661fb4660f5aefe67a83 Mon Sep 17 00:00:00 2001
From: Christian Couder <christian.couder@gmail.com>
Date: Tue, 24 May 2016 10:11:01 +0200
Subject: builtin/apply: move 'unsafe_paths' global into 'struct apply_state'

To libify the apply functionality the 'unsafe_paths' variable should
not be static and global to the file. Let's move it into
'struct apply_state'.

Reviewed-by: Stefan Beller <sbeller@google.com>
Signed-off-by: Christian Couder <chriscool@tuxfamily.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/builtin/apply.c b/builtin/apply.c
index 604e7bf..4ef83c1 100644
--- a/builtin/apply.c
+++ b/builtin/apply.c
@@ -44,6 +44,7 @@ struct apply_state {
 	int no_add;
 	int threeway;
 	int unidiff_zero;
+	int unsafe_paths;
 };
 
 /*
@@ -54,7 +55,6 @@ static int newfd = -1;
 static int state_p_value = 1;
 static int p_value_known;
 static int apply = 1;
-static int unsafe_paths;
 static const char *fake_ancestor;
 static int line_termination = '\n';
 static unsigned int p_context = UINT_MAX;
@@ -3827,7 +3827,7 @@ static int check_patch(struct apply_state *state, struct patch *patch)
 		}
 	}
 
-	if (!unsafe_paths)
+	if (!state->unsafe_paths)
 		die_on_unsafe_path(patch);
 
 	/*
@@ -4616,7 +4616,7 @@ int cmd_apply(int argc, const char **argv, const char *prefix)
 			N_("make sure the patch is applicable to the current index")),
 		OPT_BOOL(0, "cached", &state.cached,
 			N_("apply a patch without touching the working tree")),
-		OPT_BOOL(0, "unsafe-paths", &unsafe_paths,
+		OPT_BOOL(0, "unsafe-paths", &state.unsafe_paths,
 			N_("accept a patch that touches outside the working area")),
 		OPT_BOOL(0, "apply", &force_apply,
 			N_("also apply the patch (use with --stat/--summary/--check)")),
@@ -4685,7 +4685,7 @@ int cmd_apply(int argc, const char **argv, const char *prefix)
 		state.check_index = 1;
 	}
 	if (state.check_index)
-		unsafe_paths = 0;
+		state.unsafe_paths = 0;
 
 	for (i = 0; i < argc; i++) {
 		const char *arg = argv[i];
-- 
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