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[PATCH 1/3] hash-object: add -v/--verbose option

From
Alexander Kuleshov <kuleshovmail@gmail.com>
Date
Mar 2, 2015, 13:55 UTC
Message-ID
<1425304500-14117-1-git-send-email-kuleshovmail@gmail.com>

This patch provides ability to pass -v/--verbose option to the git hash-object command. hash-object will print not only hash, but also file path of a file from what hash was calculated.

It can be useful in scripting, especially with --stdin-paths option.

For example:

$ git hash-object -v test e69de29bb2d1d6434b8b29ae775ad8c2e48c5391 test

Signed-off-by: Alexander Kuleshov <kuleshovmail@gmail.com>
---
 builtin/hash-object.c | 15 +++++++++++++--
 1 file changed, 13 insertions(+), 2 deletions(-)
diff --git a/builtin/hash-object.c b/builtin/hash-object.c
index 207b90c..97961ee 100644
--- a/builtin/hash-object.c
+++ b/builtin/hash-object.c
@@ -10,6 +10,8 @@
 #include "parse-options.h"
 #include "exec_cmd.h"
 
+static int verbose;
+
 /*
  * This is to create corrupt objects for debugging and as such it
  * needs to bypass the data conversion performed by, and the type
@@ -43,7 +45,10 @@ static void hash_fd(int fd, const char *type, const char *path, unsigned flags,
 		die((flags & HASH_WRITE_OBJECT)
 		    ? "Unable to add %s to database"
 		    : "Unable to hash %s", path);
-	printf("%s\n", sha1_to_hex(sha1));
+	if (verbose)
+		printf("%s\t%s\n", sha1_to_hex(sha1), path);
+	else
+		printf("%s\n", sha1_to_hex(sha1));
 	maybe_flush_or_die(stdout, "hash to stdout");
 }
 
@@ -79,7 +84,7 @@ static void hash_stdin_paths(const char *type, int no_filters, unsigned flags,
 int cmd_hash_object(int argc, const char **argv, const char *prefix)
 {
 	static const char * const hash_object_usage[] = {
-		N_("git hash-object [-t <type>] [-w] [--path=<file> | --no-filters] [--stdin] [--] <file>..."),
+		N_("git hash-object [-t <type>] [-w] [-v] [--path=<file> | --no-filters] [--stdin] [--] <file>..."),
 		N_("git hash-object  --stdin-paths < <list-of-paths>"),
 		NULL
 	};
@@ -99,6 +104,7 @@ int cmd_hash_object(int argc, const char **argv, const char *prefix)
 		OPT_BOOL( 0 , "no-filters", &no_filters, N_("store file as is without filters")),
 		OPT_BOOL( 0, "literally", &literally, N_("just hash any random garbage to create corrupt objects for debugging Git")),
 		OPT_STRING( 0 , "path", &vpath, N_("file"), N_("process file as it were from this path")),
+		OPT__VERBOSE(&verbose, N_("show hash and file path")),
 		OPT_END()
 	};
 	int i;
@@ -108,6 +114,11 @@ int cmd_hash_object(int argc, const char **argv, const char *prefix)
 	argc = parse_options(argc, argv, NULL, hash_object_options,
 			     hash_object_usage, 0);
 
+	if (verbose & literally)
+		errstr = "Can't use --verbose with --literally";
+	else if (verbose & hashstdin)
+		errstr = "Can't use --verbose with --stdin";
+
 	if (flags & HASH_WRITE_OBJECT) {
 		prefix = setup_git_directory();
 		prefix_length = prefix ? strlen(prefix) : 0;
-- 
2.3.1.167.g7f4ba4b.dirty
Next: Alexander Kuleshov
Message 1 of 4 in “hash-object: add -v/--verbose option”
  1. 1/3 hash-object: add -v/--verbose optionAlexander Kuleshov, Mar 2, 2015
  2. 2/3 t1007-hash-object: add tests for verbose hash-objectAlexander Kuleshov, Mar 2, 2015
  3. 3/3 Documentation/git-hash-object.txt: add verbose option for hash-objectAlexander Kuleshov, Mar 2, 2015
  4. Michael J GruberMar 2, 2015

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