X-Git-Url: https://git.verplant.org/?a=blobdiff_plain;f=tar-tree.c;h=233a25616e39ee40199d12a75cea76c11246385f;hb=d6db01075b65da2b8584a0450619390893aae103;hp=a09cb416595094e493a52dd7f45d943c81c0310a;hpb=d5776d50aa83ba90c639a6c1201af144f9ee992d;p=git.git

diff --git a/tar-tree.c b/tar-tree.c
index a09cb416..233a2561 100644
--- a/tar-tree.c
+++ b/tar-tree.c
@@ -1,3 +1,6 @@
+/*
+ * Copyright (c) 2005 Rene Scharfe
+ */
 #include <time.h>
 #include "cache.h"
 
@@ -14,7 +17,7 @@
 #define EXT_HEADER_PATH		1
 #define EXT_HEADER_LINKPATH	2
 
-static const char *tar_tree_usage = "tar-tree <key> [basedir]";
+static const char *tar_tree_usage = "git-tar-tree <key> [basedir]";
 
 static char block[BLOCKSIZE];
 static unsigned long offset;
@@ -37,9 +40,9 @@ static void reliable_write(void *buf, unsigned long size)
 				continue;
 			if (errno == EPIPE)
 				exit(0);
-			die("tar-tree: %s", strerror(errno));
+			die("git-tar-tree: %s", strerror(errno));
 		} else if (!ret) {
-			die("tar-tree: disk full?");
+			die("git-tar-tree: disk full?");
 		}
 		size -= ret;
 		buf += ret;
@@ -202,7 +205,7 @@ static void append_extended_header(char **p, const char *keyword,
 	append_char(p, '\n');
 }
 
-static void write_header(const char *, char, const char *, struct path_prefix *,
+static void write_header(const unsigned char *, char, const char *, struct path_prefix *,
                          const char *, unsigned int, void *, unsigned long);
 
 /* stores a pax extended header directly in the block buffer */
@@ -212,7 +215,7 @@ static void write_extended_header(const char *headerfilename, int is_dir,
                                   const char *path, unsigned int namelen,
                                   void *content, unsigned int contentsize)
 {
-	char *p;
+	char *buffer, *p;
 	unsigned int pathlen, size, linkpathlen = 0;
 
 	size = pathlen = extended_header_len("path", namelen);
@@ -220,21 +223,22 @@ static void write_extended_header(const char *headerfilename, int is_dir,
 		linkpathlen = extended_header_len("linkpath", contentsize);
 		size += linkpathlen;
 	}
-	if (size > RECORDSIZE)
-		die("tar-tree: extended header too big, wtf?");
 	write_header(NULL, TYPEFLAG_EXT_HEADER, NULL, NULL, headerfilename,
 	             0100600, NULL, size);
 
-	p = get_record();
+	buffer = p = malloc(size);
+	if (!buffer)
+		die("git-tar-tree: %s", strerror(errno));
 	append_extended_header_prefix(&p, pathlen, "path");
 	append_path(&p, is_dir, basepath, prefix, path);
 	append_char(&p, '\n');
 	if (flags & EXT_HEADER_LINKPATH)
 		append_extended_header(&p, "linkpath", content, contentsize);
-	write_if_needed();
+	write_blocked(buffer, size);
+	free(buffer);
 }
 
-static void write_global_extended_header(const char *sha1)
+static void write_global_extended_header(const unsigned char *sha1)
 {
 	char *p;
 	unsigned int size;
@@ -249,7 +253,7 @@ static void write_global_extended_header(const char *sha1)
 }
 
 /* stores a ustar header directly in the block buffer */
-static void write_header(const char *sha1, char typeflag, const char *basepath,
+static void write_header(const unsigned char *sha1, char typeflag, const char *basepath,
                          struct path_prefix *prefix, const char *path,
                          unsigned int mode, void *buffer, unsigned long size)
 {
@@ -269,9 +273,7 @@ static void write_header(const char *sha1, char typeflag, const char *basepath,
 	}
 
 	namelen = path_len(S_ISDIR(mode), basepath, prefix, path);
-	if (namelen > 500)
-		die("tar-tree: name too log of object %s\n", sha1_to_hex(sha1));
-	else if (namelen > 100)
+	if (namelen > 100)
 		ext_header |= EXT_HEADER_PATH;
 	if (typeflag == TYPEFLAG_LNK && size > 100)
 		ext_header |= EXT_HEADER_LINKPATH;
@@ -373,7 +375,7 @@ static void traverse_tree(void *buffer, unsigned long size,
 }
 
 /* get commit time from committer line of commit object */
-time_t commit_time(void * buffer, unsigned long size)
+static time_t commit_time(void * buffer, unsigned long size)
 {
 	time_t result = 0;
 	char *p = buffer;
@@ -418,10 +420,6 @@ int main(int argc, char **argv)
 		usage(tar_tree_usage);
 	}
 
-	sha1_file_directory = getenv(DB_ENVIRONMENT);
-	if (!sha1_file_directory)
-		sha1_file_directory = DEFAULT_DB_ENVIRONMENT;
-
 	buffer = read_object_with_reference(sha1, "commit", &size, commit_sha1);
 	if (buffer) {
 		write_global_extended_header(commit_sha1);