v6 fixes comments from Ramsay and Eric. Interdiff below. The only
thing to add is, I decided not to replace !icase_non_ascii with
icase_ascii_only. I went with spelling out "!icase || ascii_only". I
think it expresses the intention better.
diff --git a/grep.c b/grep.c
index 2e4f71d..aed4fe0 100644
--- a/grep.c
+++ b/grep.c
@@ -412,11 +412,11 @@ static void compile_fixed_regexp(struct grep_pat *p,
struct grep_opt *opt)
basic_regex_quote_buf(&sb, p->pattern);
err = regcomp(&p->regexp, sb.buf, opt->regflags & ~REG_EXTENDED);
if (opt->debug)
- fprintf(stderr, "fixed%s\n", sb.buf);
+ fprintf(stderr, "fixed %s\n", sb.buf);
strbuf_release(&sb);
if (err) {
char errbuf[1024];
- regerror(err, &p->regexp, errbuf, 1024);
+ regerror(err, &p->regexp, errbuf, sizeof(errbuf));
regfree(&p->regexp);
compile_regexp_failed(p, errbuf);
}
@@ -424,19 +424,18 @@ static void compile_fixed_regexp(struct grep_pat *p,
struct grep_opt *opt)
static void compile_regexp(struct grep_pat *p, struct grep_opt *opt)
{
- int icase_non_ascii;
+ int icase, ascii_only;
int err;
p->word_regexp = opt->word_regexp;
p->ignore_case = opt->ignore_case;
- icase_non_ascii =
- (opt->regflags & REG_ICASE || p->ignore_case) &&
- has_non_ascii(p->pattern);
+ icase = opt->regflags & REG_ICASE || p->ignore_case;
+ ascii_only = !has_non_ascii(p->pattern);
- if (!icase_non_ascii && is_fixed(p->pattern, p->patternlen))
+ if ((!icase || ascii_only) && is_fixed(p->pattern, p->patternlen))
p->fixed = 1;
else if (opt->fixed) {
- p->fixed = !icase_non_ascii;
+ p->fixed = !icase || ascii_only;
if (!p->fixed) {
compile_fixed_regexp(p, opt);
return;
diff --git a/t/t0070-fundamental.sh b/t/t0070-fundamental.sh
index 5ed69a6..991ed2a 100755
--- a/t/t0070-fundamental.sh
+++ b/t/t0070-fundamental.sh
@@ -31,7 +31,7 @@ test_expect_success 'git_mkstemps_mode does not fail if fd 0
is not open' '
test_expect_success 'check for a bug in the regex routines' '
# if this test fails, re-build git with NO_REGEX=1
- test-regex
+ test-regex --bug
'
test_done
diff --git a/t/t7812-grep-icase-non-ascii.sh b/t/t7812-grep-icase-non-ascii.sh
index a5475bb..4176625 100755
--- a/t/t7812-grep-icase-non-ascii.sh
+++ b/t/t7812-grep-icase-non-ascii.sh
@@ -38,12 +38,12 @@ test_expect_success GETTEXT_LOCALE,LIBPCRE 'grep pcre utf-8
string with "+"' '
test_expect_success REGEX_LOCALE 'grep literal string, with -F' '
git grep --debug -i -F "TILRAUN: Halló Heimur!" 2>&1 >/dev/null |
grep fixed >debug1 &&
- echo "fixedTILRAUN: Halló Heimur!" >expect1 &&
+ echo "fixed TILRAUN: Halló Heimur!" >expect1 &&
test_cmp expect1 debug1 &&
git grep --debug -i -F "TILRAUN: HALLÓ HEIMUR!" 2>&1 >/dev/null |
grep fixed >debug2 &&
- echo "fixedTILRAUN: HALLÓ HEIMUR!" >expect2 &&
+ echo "fixed TILRAUN: HALLÓ HEIMUR!" >expect2 &&
test_cmp expect2 debug2
'
@@ -52,12 +52,12 @@ test_expect_success REGEX_LOCALE 'grep string with regex,
with -F' '
git grep --debug -i -F "^*TILR^AUN:.* \\Halló \$He[]imur!\$" 2>&1
>/dev/null |
grep fixed >debug1 &&
- echo "fixed\\^*TILR^AUN:\\.\\* \\\\Halló \$He\\[]imur!\\\$" >expect1 &&
+ echo "fixed \\^*TILR^AUN:\\.\\* \\\\Halló \$He\\[]imur!\\\$" >expect1 &&
test_cmp expect1 debug1 &&
git grep --debug -i -F "^*TILR^AUN:.* \\HALLÓ \$HE[]IMUR!\$" 2>&1
>/dev/null |
grep fixed >debug2 &&
- echo "fixed\\^*TILR^AUN:\\.\\* \\\\HALLÓ \$HE\\[]IMUR!\\\$" >expect2 &&
+ echo "fixed \\^*TILR^AUN:\\.\\* \\\\HALLÓ \$HE\\[]IMUR!\\\$" >expect2 &&
test_cmp expect2 debug2
'
diff --git a/test-regex.c b/test-regex.c
index 3b5641c..d1a952c 100644
--- a/test-regex.c
+++ b/test-regex.c
@@ -17,6 +17,25 @@ static struct reg_flag reg_flags[] = {
{ NULL, 0 }
};
+static int test_regex_bug(void)
+{
+ char *pat = "[^={} \t]+";
+ char *str = "={}\nfred";
+ regex_t r;
+ regmatch_t m[1];
+
+ if (regcomp(&r, pat, REG_EXTENDED | REG_NEWLINE))
+ die("failed regcomp() for pattern '%s'", pat);
+ if (regexec(&r, str, 1, m, 0))
+ die("no match of pattern '%s' to string '%s'", pat, str);
+
+ /* http://sourceware.org/bugzilla/show_bug.cgi?id=3957 */
+ if (m[0].rm_so == 3) /* matches '\n' when it should not */
+ die("regex bug confirmed: re-build git with NO_REGEX=1");
+
+ return 0;
+}
+
int main(int argc, char **argv)
{
const char *pat;
@@ -25,40 +44,32 @@ int main(int argc, char **argv)
regex_t r;
regmatch_t m[1];
- if (argc == 1) {
- /* special case, bug check */
- pat = "[^={} \t]+";
- str = "={}\nfred";
- flags = REG_EXTENDED | REG_NEWLINE;
- } else {
+ if (argc == 2 && !strcmp(argv[1], "--bug"))
+ return test_regex_bug();
+ else if (argc < 3)
+ die("usage: test-regex --bug\n"
+ " test-regex <pattern> <string> [<options>]");
+
+ argv++;
+ pat = *argv++;
+ str = *argv++;
+ while (*argv) {
+ struct reg_flag *rf;
+ for (rf = reg_flags; rf->name; rf++)
+ if (!strcmp(*argv, rf->name)) {
+ flags |= rf->flag;
+ break;
+ }
+ if (!rf->name)
+ die("do not recognize %s", *argv);
argv++;
- pat = *argv++;
- str = *argv++;
- while (*argv) {
- struct reg_flag *rf;
- for (rf = reg_flags; rf->name; rf++)
- if (!strcmp(*argv, rf->name)) {
- flags |= rf->flag;
- break;
- }
- if (!rf->name)
- die("do not recognize %s", *argv);
- argv++;
- }
- git_setup_gettext();
}
+ git_setup_gettext();
if (regcomp(&r, pat, flags))
die("failed regcomp() for pattern '%s'", pat);
- if (regexec(&r, str, 1, m, 0)) {
- if (argc == 1)
- die("no match of pattern '%s' to string '%s'", pat,
str);
+ if (regexec(&r, str, 1, m, 0))
return 1;
- }
-
- /* http://sourceware.org/bugzilla/show_bug.cgi?id=3957 */
- if (argc == 1 && m[0].rm_so == 3) /* matches '\n' when it should not */
- die("regex bug confirmed: re-build git with NO_REGEX=1");
- exit(0);
+ return 0;
}
--
2.7.0.377.g4cd97dd
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