GIT-VERSION-FILE: check ./version first.

[thirdparty/git.git] / builtin-for-each-ref.c

diff --git a/builtin-for-each-ref.c b/builtin-for-each-ref.c
index 698618b798184ad24eed43917b5d609f9abf5886..16c785f0477f2688632f3b67e39083f60e48b2db 100644 (file)
--- a/builtin-for-each-ref.c
+++ b/builtin-for-each-ref.c
@@ -6,13 +6,13 @@
 #include "tree.h"
 #include "blob.h"
 #include "quote.h"
-#include <fnmatch.h>
 
 /* Quoting styles */
 #define QUOTE_NONE 0
 #define QUOTE_SHELL 1
 #define QUOTE_PERL 2
 #define QUOTE_PYTHON 3
+#define QUOTE_TCL 4
 
 typedef enum { FIELD_STR, FIELD_ULONG, FIELD_TIME } cmp_type;
 
@@ -59,6 +59,8 @@ static struct {
        { "taggername" },
        { "taggeremail" },
        { "taggerdate", FIELD_TIME },
+       { "creator" },
+       { "creatordate", FIELD_TIME },
        { "subject" },
        { "body" },
        { "contents" },
@@ -133,7 +135,7 @@ static const char *find_next(const char *cp)
        while (*cp) {
                if (*cp == '%') {
                        /* %( is the start of an atom;
-                        * %% is a quoteed per-cent.
+                        * %% is a quoted per-cent.
                         */
                        if (cp[1] == '(')
                                return cp;
@@ -401,6 +403,29 @@ static void grab_person(const char *who, struct atom_value *val, int deref, stru
                else if (!strcmp(name + wholen, "date"))
                        grab_date(wholine, v);
        }
+
+       /* For a tag or a commit object, if "creator" or "creatordate" is
+        * requested, do something special.
+        */
+       if (strcmp(who, "tagger") && strcmp(who, "committer"))
+               return; /* "author" for commit object is not wanted */
+       if (!wholine)
+               wholine = find_wholine(who, wholen, buf, sz);
+       if (!wholine)
+               return;
+       for (i = 0; i < used_atom_cnt; i++) {
+               const char *name = used_atom[i];
+               struct atom_value *v = &val[i];
+               if (!!deref != (*name == '*'))
+                       continue;
+               if (deref)
+                       name++;
+
+               if (!strcmp(name, "creatordate"))
+                       grab_date(wholine, v);
+               else if (!strcmp(name, "creator"))
+                       v->s = copy_line(wholine);
+       }
 }
 
 static void find_subpos(const char *buf, unsigned long sz, const char **sub, const char **body)
@@ -453,9 +478,9 @@ static void grab_sub_body_contents(struct atom_value *val, int deref, struct obj
                if (!strcmp(name, "subject"))
                        v->s = copy_line(subpos);
                else if (!strcmp(name, "body"))
-                       v->s = bodypos;
+                       v->s = xstrdup(bodypos);
                else if (!strcmp(name, "contents"))
-                       v->s = subpos;
+                       v->s = xstrdup(subpos);
        }
 }
 
@@ -585,24 +610,27 @@ static void get_value(struct refinfo *ref, int atom, struct atom_value **v)
        *v = &ref->value[atom];
 }
 
-static struct refinfo **grab_array;
-static const char **grab_pattern;
-static int *grab_cnt;
+struct grab_ref_cbdata {
+       struct refinfo **grab_array;
+       const char **grab_pattern;
+       int grab_cnt;
+};
 
 /*
  * A call-back given to for_each_ref().  It is unfortunate that we
  * need to use global variables to pass extra information to this
  * function.
  */
-static int grab_single_ref(const char *refname, const unsigned char *sha1)
+static int grab_single_ref(const char *refname, const unsigned char *sha1, int flag, void *cb_data)
 {
+       struct grab_ref_cbdata *cb = cb_data;
        struct refinfo *ref;
        int cnt;
 
-       if (*grab_pattern) {
+       if (*cb->grab_pattern) {
                const char **pattern;
                int namelen = strlen(refname);
-               for (pattern = grab_pattern; *pattern; pattern++) {
+               for (pattern = cb->grab_pattern; *pattern; pattern++) {
                        const char *p = *pattern;
                        int plen = strlen(p);
 
@@ -626,25 +654,14 @@ static int grab_single_ref(const char *refname, const unsigned char *sha1)
        ref->refname = xstrdup(refname);
        hashcpy(ref->objectname, sha1);
 
-       cnt = *grab_cnt;
-       grab_array = xrealloc(grab_array, sizeof(*grab_array) * (cnt + 1));
-       grab_array[cnt++] = ref;
-       *grab_cnt = cnt;
+       cnt = cb->grab_cnt;
+       cb->grab_array = xrealloc(cb->grab_array,
+                                 sizeof(*cb->grab_array) * (cnt + 1));
+       cb->grab_array[cnt++] = ref;
+       cb->grab_cnt = cnt;
        return 0;
 }
 
-static struct refinfo **grab_refs(const char **pattern, int *cnt)
-{
-       /* Sheesh, we really should make for-each-ref to take
-        * callback data.
-        */
-       *cnt = 0;
-       grab_pattern = pattern;
-       grab_cnt = cnt;
-       for_each_ref(grab_single_ref);
-       return grab_array;
-}
-
 static int cmp_ref_sort(struct ref_sort *s, struct refinfo *a, struct refinfo *b)
 {
        struct atom_value *va, *vb;
@@ -707,6 +724,9 @@ static void print_value(struct refinfo *ref, int atom, int quote_style)
        case QUOTE_PYTHON:
                python_quote_print(stdout, v->s);
                break;
+       case QUOTE_TCL:
+               tcl_quote_print(stdout, v->s);
+               break;
        }
 }
 
@@ -784,6 +804,7 @@ int cmd_for_each_ref(int ac, const char **av, char *prefix)
        int maxcount = 0;
        int quote_style = -1; /* unspecified yet */
        struct refinfo **refs;
+       struct grab_ref_cbdata cbdata;
 
        for (i = 1; i < ac; i++) {
                const char *arg = av[i];
@@ -817,6 +838,12 @@ int cmd_for_each_ref(int ac, const char **av, char *prefix)
                        quote_style = QUOTE_PYTHON;
                        continue;
                }
+               if (!strcmp(arg, "--tcl") ) {
+                       if (0 <= quote_style)
+                               die("more than one quoting style?");
+                       quote_style = QUOTE_TCL;
+                       continue;
+               }
                if (!strncmp(arg, "--count=", 8)) {
                        if (maxcount)
                                die("more than one --count?");
@@ -855,7 +882,11 @@ int cmd_for_each_ref(int ac, const char **av, char *prefix)
 
        verify_format(format);
 
-       refs = grab_refs(av + i, &num_refs);
+       memset(&cbdata, 0, sizeof(cbdata));
+       cbdata.grab_pattern = av + i;
+       for_each_ref(grab_single_ref, &cbdata);
+       refs = cbdata.grab_array;
+       num_refs = cbdata.grab_cnt;
 
        for (i = 0; i < used_atom_cnt; i++) {
                if (used_atom[i][0] == '*') {