mergetool: print an appropriate warning if merge.tool is unknown

diff --git a/environment.c b/environment.c
index 570e32ac3cae2c1502a49a6ca1aacebb52f42ce0..0151ad07227d20a7f8d4a5c390d77b2aa85ef739 100644 (file)
--- a/environment.c
+++ b/environment.c
@@ -13,6 +13,7 @@ char git_default_email[MAX_GITNAME];
 char git_default_name[MAX_GITNAME];
 int use_legacy_headers = 1;
 int trust_executable_bit = 1;
+int has_symlinks = 1;
 int assume_unchanged;
 int prefer_symlink_refs;
 int is_bare_repository_cfg = -1; /* unspecified */
@@ -20,7 +21,7 @@ int log_all_ref_updates = -1; /* unspecified */
 int warn_ambiguous_refs = 1;
 int repository_format_version;
 char *git_commit_encoding;
-char *git_log_output_encoding;
+const char *git_log_output_encoding;
 int shared_repository = PERM_UMASK;
 const char *apply_default_whitespace;
 int zlib_compression_level = Z_DEFAULT_COMPRESSION;