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authorDenys Vlasenko2014-01-09 16:07:11 +0100
committerDenys Vlasenko2014-01-09 16:08:09 +0100
commit6eb0cbe07e5c2f3131c2d6a5bafd83d2cac20f7d (patch)
treea1fcb5d74314262e2d2df51d20411e5a25f6a7ed
parentf0058b1b1fe9f7e69b415616096fb9347f599426 (diff)
downloadbusybox-6eb0cbe07e5c2f3131c2d6a5bafd83d2cac20f7d.zip
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find: fix a regression introduced with -HLP support
function old new delta find_main 294 342 +48 Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
-rw-r--r--findutils/find.c21
-rwxr-xr-xtestsuite/find.tests22
2 files changed, 42 insertions, 1 deletions
diff --git a/findutils/find.c b/findutils/find.c
index 53d8239..5d5e24b 100644
--- a/findutils/find.c
+++ b/findutils/find.c
@@ -1291,9 +1291,27 @@ int find_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
int find_main(int argc UNUSED_PARAM, char **argv)
{
int i, firstopt, status = EXIT_SUCCESS;
+ char **past_HLP, *saved;
INIT_G();
+ /* "find -type f" + getopt("+HLP") => disaster.
+ * Need to avoid getopt running into a non-HLP option.
+ * Do this by temporarily storing NULL there:
+ */
+ past_HLP = argv;
+ for (;;) {
+ saved = *++past_HLP;
+ if (!saved)
+ break;
+ if (saved[0] != '-')
+ break;
+ if (!saved[1])
+ break; /* it is "-" */
+ if ((saved+1)[strspn(saved+1, "HLP")] != '\0')
+ break;
+ }
+ *past_HLP = NULL;
/* "+": stop on first non-option */
i = getopt32(argv, "+HLP");
if (i & (1<<0))
@@ -1301,7 +1319,8 @@ int find_main(int argc UNUSED_PARAM, char **argv)
if (i & (1<<1))
G.recurse_flags |= ACTION_FOLLOWLINKS | ACTION_DANGLING_OK;
/* -P is default and is ignored */
- argv += optind;
+ argv = past_HLP; /* same result as "argv += optind;" */
+ *past_HLP = saved;
for (firstopt = 0; argv[firstopt]; firstopt++) {
if (argv[firstopt][0] == '-')
diff --git a/testsuite/find.tests b/testsuite/find.tests
new file mode 100755
index 0000000..345d1e8
--- /dev/null
+++ b/testsuite/find.tests
@@ -0,0 +1,22 @@
+#!/bin/sh
+
+# Copyright 2014 by Denys Vlasenko <vda.linux@googlemail.com>
+# Licensed under GPLv2, see file LICENSE in this source tree.
+
+. ./testing.sh
+
+# testing "description" "command" "result" "infile" "stdin"
+
+mkdir -p find.tempdir
+touch find.tempdir/testfile
+
+testing "find -type f" \
+ "cd find.tempdir && find -type f 2>&1" \
+ "./testfile\n" \
+ "" ""
+
+# testing "description" "command" "result" "infile" "stdin"
+
+rm -rf find.tempdir
+
+exit $FAILCOUNT