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real_path(): reject the empty string 

Signed-off-by: Michael Haggerty <mhagger@alum.mit.edu>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
maint
Michael Haggerty 2012-09-07 00:41:01 +02:00 committed by Junio C Hamano
parent a5c45218b6
commit 3efe5d1d32
2 changed files with 4 additions and 1 deletions
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3
abspath.c
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@ -35,6 +35,9 @@ const char *real_path(const char *path)
if (path == buf || path == next_buf) if (path == buf || path == next_buf)
return path; return path;


if (!*path)
die("The empty string is not a valid path");

if (strlcpy(buf, path, PATH_MAX) >= PATH_MAX) if (strlcpy(buf, path, PATH_MAX) >= PATH_MAX)
die ("Too long path: %.*s", 60, path); die ("Too long path: %.*s", 60, path);



2
t/t0060-path-utils.sh
View File

@ -144,7 +144,7 @@ test_expect_success 'absolute path rejects the empty string' '
test_must_fail test-path-utils absolute_path "" test_must_fail test-path-utils absolute_path ""
' '


test_expect_failure 'real path rejects the empty string' ' test_expect_success 'real path rejects the empty string' '
test_must_fail test-path-utils real_path "" test_must_fail test-path-utils real_path ""
' '