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-rw-r--r--setup.c27
1 files changed, 24 insertions, 3 deletions
diff --git a/setup.c b/setup.c
index 731851a..9949769 100644
--- a/setup.c
+++ b/setup.c
@@ -53,11 +53,17 @@ int check_filename(const char *prefix, const char *arg)
die_errno("failed to stat '%s'", arg);
}
-static void NORETURN die_verify_filename(const char *prefix, const char *arg)
+static void NORETURN die_verify_filename(const char *prefix,
+ const char *arg,
+ int diagnose_misspelt_rev)
{
unsigned char sha1[20];
unsigned mode;
+ if (!diagnose_misspelt_rev)
+ die("%s: no such path in the working tree.\n"
+ "Use '-- <path>...' to specify paths that do not exist locally.",
+ arg);
/*
* Saying "'(icase)foo' does not exist in the index" when the
* user gave us ":(icase)foo" is just stupid. A magic pathspec
@@ -80,14 +86,29 @@ static void NORETURN die_verify_filename(const char *prefix, const char *arg)
* as true, because even if such a filename were to exist, we want
* it to be preceded by the "--" marker (or we want the user to
* use a format like "./-filename")
+ *
+ * The "diagnose_misspelt_rev" is used to provide a user-friendly
+ * diagnosis when dying upon finding that "name" is not a pathname.
+ * If set to 1, the diagnosis will try to diagnose "name" as an
+ * invalid object name (e.g. HEAD:foo). If set to 0, the diagnosis
+ * will only complain about an inexisting file.
+ *
+ * This function is typically called to check that a "file or rev"
+ * argument is unambiguous. In this case, the caller will want
+ * diagnose_misspelt_rev == 1 when verifying the first non-rev
+ * argument (which could have been a revision), and
+ * diagnose_misspelt_rev == 0 for the next ones (because we already
+ * saw a filename, there's not ambiguity anymore).
*/
-void verify_filename(const char *prefix, const char *arg)
+void verify_filename(const char *prefix,
+ const char *arg,
+ int diagnose_misspelt_rev)
{
if (*arg == '-')
die("bad flag '%s' used after filename", arg);
if (check_filename(prefix, arg))
return;
- die_verify_filename(prefix, arg);
+ die_verify_filename(prefix, arg, diagnose_misspelt_rev);
}
/*