grep: fix -Fi

function                                             old     new   delta
grep_file                                           1151    1169     +18

Signed-off-by: Ian Wienand <ianw@vmware.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

2 files changed, 6 insertions, 1 deletions

diff --git a/findutils/grep.c b/findutils/grep.c
index 40caef423..0f1c11abb 100644
--- a/findutils/grep.c
+++ b/findutils/grep.c
@@ -254,7 +254,10 @@ static int grep_file(FILE *file)
                 while (pattern_ptr) {
                         gl = (grep_list_data_t *)pattern_ptr->data;
                         if (FGREP_FLAG) {
-                                found |= (strstr(line, gl->pattern) != NULL);
+                                found |= (((option_mask32 & OPT_i)
+                                        ? strcasestr(line, gl->pattern)
+                                        : strstr(line, gl->pattern)
+                                        ) != NULL);
                         } else {
                                 if (!(gl->flg_mem_alocated_compiled & COMPILED)) {
                                         gl->flg_mem_alocated_compiled |= COMPILED;
diff --git a/testsuite/grep.tests b/testsuite/grep.tests
index 8692307dd..d4bf80d83 100755
--- a/testsuite/grep.tests
+++ b/testsuite/grep.tests
@@ -75,6 +75,8 @@ testing "grep handles multiple regexps" "grep -e one -e two input ; echo \$?" \
         "one\ntwo\n0\n" "one\ntwo\n" ""
 testing "grep -F handles multiple expessions" "grep -F -e one -e two input ; echo \$?" \
         "one\ntwo\n0\n" "one\ntwo\n" ""
+testing "grep -F handles -i" "grep -F -i foo input ; echo \$?" \
+        "FOO\n0\n" "FOO\n" ""
 
 # -f file/-
 testing "grep can read regexps from stdin" "grep -f - input ; echo \$?" \