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-rw-r--r--findutils/grep.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/findutils/grep.c b/findutils/grep.c
index 7afa817da..faecb58bc 100644
--- a/findutils/grep.c
+++ b/findutils/grep.c
@@ -253,6 +253,9 @@ extern int grep_main(int argc, char **argv)
#ifdef CONFIG_FEATURE_GREP_CONTEXT
"A:B:C:"
#endif
+#ifdef CONFIG_FEATURE_GREP_EGREP_ALIAS
+"E"
+#endif
)) > 0) {
switch (opt) {
case 'i':
@@ -285,6 +288,11 @@ extern int grep_main(int argc, char **argv)
case 'e':
add_regex(optarg);
break;
+#ifdef CONFIG_FEATURE_GREP_EGREP_ALIAS
+ case 'E':
+ reflags |= REG_EXTENDED;
+ break;
+#endif
case 'f':
load_regexes_from_file(optarg);
break;