unpack-trees: allow Porcelain to give different error messages

diff --git a/builtin-clean.c b/builtin-clean.c
index eb853a37cf993a875f2acd1992ee5191783740a1..6778a03ae4c901d216e4b91cd41f2073e0e98589 100644 (file)
--- a/builtin-clean.c
+++ b/builtin-clean.c
@@ -10,6 +10,7 @@
 #include "cache.h"
 #include "dir.h"
 #include "parse-options.h"
+#include "quote.h"
 
 static int force = -1; /* unset */
 
@@ -29,12 +30,13 @@ int cmd_clean(int argc, const char **argv, const char *prefix)
 {
        int i;
        int show_only = 0, remove_directories = 0, quiet = 0, ignored = 0;
-       int ignored_only = 0, baselen = 0, config_set = 0;
+       int ignored_only = 0, baselen = 0, config_set = 0, errors = 0;
        struct strbuf directory;
        struct dir_struct dir;
        const char *path, *base;
        static const char **pathspec;
-       int prefix_offset = 0;
+       struct strbuf buf;
+       const char *qname;
        char *seen = NULL;
        struct option options[] = {
                OPT__QUIET(&quiet),
@@ -56,6 +58,7 @@ int cmd_clean(int argc, const char **argv, const char *prefix)
 
        argc = parse_options(argc, argv, options, builtin_clean_usage, 0);
 
+       strbuf_init(&buf, 0);
        memset(&dir, 0, sizeof(dir));
        if (ignored_only)
                dir.show_ignored = 1;
@@ -72,8 +75,6 @@ int cmd_clean(int argc, const char **argv, const char *prefix)
        if (!ignored)
                setup_standard_excludes(&dir);
 
-       if (prefix)
-               prefix_offset = strlen(prefix);
        pathspec = get_pathspec(prefix, argv);
        read_cache();
 
@@ -94,7 +95,8 @@ int cmd_clean(int argc, const char **argv, const char *prefix)
 
        for (i = 0; i < dir.nr; i++) {
                struct dir_entry *ent = dir.entries[i];
-               int len, pos, matches;
+               int len, pos;
+               int matches = 0;
                struct cache_entry *ce;
                struct stat st;
 
@@ -126,47 +128,48 @@ int cmd_clean(int argc, const char **argv, const char *prefix)
 
                if (pathspec) {
                        memset(seen, 0, argc > 0 ? argc : 1);
-                       matches = match_pathspec(pathspec, ent->name, ent->len,
+                       matches = match_pathspec(pathspec, ent->name, len,
                                                 baselen, seen);
-               } else {
-                       matches = 0;
                }
 
                if (S_ISDIR(st.st_mode)) {
                        strbuf_addstr(&directory, ent->name);
-                       if (show_only && (remove_directories || matches)) {
-                               printf("Would remove %s\n",
-                                      directory.buf + prefix_offset);
-                       } else if (quiet && (remove_directories || matches)) {
-                               remove_dir_recursively(&directory, 0);
-                       } else if (remove_directories || matches) {
-                               printf("Removing %s\n",
-                                      directory.buf + prefix_offset);
-                               remove_dir_recursively(&directory, 0);
+                       qname = quote_path_relative(directory.buf, directory.len, &buf, prefix);
+                       if (show_only && (remove_directories ||
+                           (matches == MATCHED_EXACTLY))) {
+                               printf("Would remove %s\n", qname);
+                       } else if (remove_directories ||
+                                  (matches == MATCHED_EXACTLY)) {
+                               if (!quiet)
+                                       printf("Removing %s\n", qname);
+                               if (remove_dir_recursively(&directory, 0) != 0) {
+                                       warning("failed to remove '%s'", qname);
+                                       errors++;
+                               }
                        } else if (show_only) {
-                               printf("Would not remove %s\n",
-                                      directory.buf + prefix_offset);
+                               printf("Would not remove %s\n", qname);
                        } else {
-                               printf("Not removing %s\n",
-                                      directory.buf + prefix_offset);
+                               printf("Not removing %s\n", qname);
                        }
                        strbuf_reset(&directory);
                } else {
                        if (pathspec && !matches)
                                continue;
+                       qname = quote_path_relative(ent->name, -1, &buf, prefix);
                        if (show_only) {
-                               printf("Would remove %s\n",
-                                      ent->name + prefix_offset);
+                               printf("Would remove %s\n", qname);
                                continue;
                        } else if (!quiet) {
-                               printf("Removing %s\n",
-                                      ent->name + prefix_offset);
+                               printf("Removing %s\n", qname);
+                       }
+                       if (unlink(ent->name) != 0) {
+                               warning("failed to remove '%s'", qname);
+                               errors++;
                        }
-                       unlink(ent->name);
                }
        }
        free(seen);
 
        strbuf_release(&directory);
-       return 0;
+       return (errors != 0);
 }