Merge branch 'jc/grep-author-all-match-implicit' into maint

* jc/grep-author-all-match-implicit:
"log --author=me --grep=it" should find intersection, not union

diff --git a/builtin-grep.c b/builtin-grep.c
index 26979577d3f753cdc8b3358954249708d4cb53ef..371db0aa9e6572c5b25ea679a510bc8784a25759 100644 (file)
--- a/builtin-grep.c
+++ b/builtin-grep.c
@@ -844,6 +844,7 @@ int cmd_grep(int argc, const char **argv, const char *prefix)
        opt.relative = 1;
        opt.pathname = 1;
        opt.pattern_tail = &opt.pattern_list;
+       opt.header_tail = &opt.header_list;
        opt.regflags = REG_NEWLINE;
        opt.max_depth = -1;
 

diff --git a/builtin-rev-list.c b/builtin-rev-list.c
index c924b3a2c76c1f9a7f5531504825ed1b5456d41a..5679170e82ed644d4c3eb4f71f26aa0ac9acce24 100644 (file)
--- a/builtin-rev-list.c
+++ b/builtin-rev-list.c
@@ -371,8 +371,9 @@ int cmd_rev_list(int argc, const char **argv, const char *prefix)
            revs.diff)
                usage(rev_list_usage);
 
-       save_commit_buffer = revs.verbose_header ||
-               revs.grep_filter.pattern_list;
+       save_commit_buffer = (revs.verbose_header ||
+                             revs.grep_filter.pattern_list ||
+                             revs.grep_filter.header_list);
        if (bisect_list)
                revs.limited = 1;
 

diff --git a/grep.c b/grep.c
index a0864f1cbbe5fcc6f28eb57a08ebfd9a76c87da6..90a063a985098976f831c37227496d612fae37c0 100644 (file)
--- a/grep.c
+++ b/grep.c
@@ -11,8 +11,8 @@ void append_header_grep_pattern(struct grep_opt *opt, enum grep_header_field fie
        p->no = 0;
        p->token = GREP_PATTERN_HEAD;
        p->field = field;
-       *opt->pattern_tail = p;
-       opt->pattern_tail = &p->next;
+       *opt->header_tail = p;
+       opt->header_tail = &p->next;
        p->next = NULL;
 }
 
@@ -184,9 +184,26 @@ static struct grep_expr *compile_pattern_expr(struct grep_pat **list)
 void compile_grep_patterns(struct grep_opt *opt)
 {
        struct grep_pat *p;
-
-       if (opt->all_match)
-               opt->extended = 1;
+       struct grep_expr *header_expr = NULL;
+
+       if (opt->header_list) {
+               p = opt->header_list;
+               header_expr = compile_pattern_expr(&p);
+               if (p)
+                       die("incomplete pattern expression: %s", p->pattern);
+               for (p = opt->header_list; p; p = p->next) {
+                       switch (p->token) {
+                       case GREP_PATTERN: /* atom */
+                       case GREP_PATTERN_HEAD:
+                       case GREP_PATTERN_BODY:
+                               compile_regexp(p, opt);
+                               break;
+                       default:
+                               opt->extended = 1;
+                               break;
+                       }
+               }
+       }
 
        for (p = opt->pattern_list; p; p = p->next) {
                switch (p->token) {
@@ -201,7 +218,9 @@ void compile_grep_patterns(struct grep_opt *opt)
                }
        }
 
-       if (!opt->extended)
+       if (opt->all_match || header_expr)
+               opt->extended = 1;
+       else if (!opt->extended)
                return;
 
        /* Then bundle them up in an expression.
@@ -212,6 +231,21 @@ void compile_grep_patterns(struct grep_opt *opt)
                opt->pattern_expression = compile_pattern_expr(&p);
        if (p)
                die("incomplete pattern expression: %s", p->pattern);
+
+       if (!header_expr)
+               return;
+
+       if (opt->pattern_expression) {
+               struct grep_expr *z;
+               z = xcalloc(1, sizeof(*z));
+               z->node = GREP_NODE_OR;
+               z->u.binary.left = opt->pattern_expression;
+               z->u.binary.right = header_expr;
+               opt->pattern_expression = z;
+       } else {
+               opt->pattern_expression = header_expr;
+       }
+       opt->all_match = 1;
 }
 
 static void free_pattern_expr(struct grep_expr *x)

diff --git a/grep.h b/grep.h
index 970308799664fe6a3871c0b8364c13e43cf96e1f..d35bc29bfd76f27c066f40dcb3f31078b4100059 100644 (file)
--- a/grep.h
+++ b/grep.h
@@ -59,6 +59,8 @@ struct grep_expr {
 struct grep_opt {
        struct grep_pat *pattern_list;
        struct grep_pat **pattern_tail;
+       struct grep_pat *header_list;
+       struct grep_pat **header_tail;
        struct grep_expr *pattern_expression;
        const char *prefix;
        int prefix_length;

diff --git a/revision.c b/revision.c
index a8f0aa4c676a882de7e5a2763d67f886340abcef..29721ecf84316d01b18ffdee8bdefa8dbb3887db 100644 (file)
--- a/revision.c
+++ b/revision.c
@@ -826,6 +826,7 @@ void init_revisions(struct rev_info *revs, const char *prefix)
 
        revs->grep_filter.status_only = 1;
        revs->grep_filter.pattern_tail = &(revs->grep_filter.pattern_list);
+       revs->grep_filter.header_tail = &(revs->grep_filter.header_list);
        revs->grep_filter.regflags = REG_NEWLINE;
 
        diff_setup(&revs->diffopt);
@@ -1804,7 +1805,7 @@ static int rewrite_parents(struct rev_info *revs, struct commit *commit)
 
 static int commit_match(struct commit *commit, struct rev_info *opt)
 {
-       if (!opt->grep_filter.pattern_list)
+       if (!opt->grep_filter.pattern_list && !opt->grep_filter.header_list)
                return 1;
        return grep_buffer(&opt->grep_filter,
                           NULL, /* we say nothing, not even filename */

diff --git a/t/t7002-grep.sh b/t/t7002-grep.sh
index 0b583cbfc15ae09c030c0d4e82635f244ffc5293..af63d6ec6dfdf34b7a8ab4c19547d1d84cc184f2 100755 (executable)
--- a/t/t7002-grep.sh
+++ b/t/t7002-grep.sh
@@ -353,7 +353,7 @@ test_expect_success 'log grep (4)' '
 '
 
 test_expect_success 'log grep (5)' '
-       git log --author=Thor -F --grep=Thu --pretty=tformat:%s >actual &&
+       git log --author=Thor -F --pretty=tformat:%s >actual &&
        ( echo third ; echo initial ) >expect &&
        test_cmp expect actual
 '
@@ -364,6 +364,14 @@ test_expect_success 'log grep (6)' '
        test_cmp expect actual
 '
 
+test_expect_success 'log --grep --author implicitly uses all-match' '
+       # grep matches initial and second but not third
+       # author matches only initial and third
+       git log --author="A U Thor" --grep=s --grep=l --format=%s >actual &&
+       echo initial >expect &&
+       test_cmp expect actual
+'
+
 test_expect_success 'grep with CE_VALID file' '
        git update-index --assume-unchanged t/t &&
        rm t/t &&