/* * GIT - The information manager from hell * * Copyright (C) Linus Torvalds, 2005 * Copyright (C) Junio C Hamano, 2005 */ #include "cache.h" #include "blob.h" static void hash_object(const char *path, enum object_type type, int write_object) { int fd; struct stat st; unsigned char sha1[20]; fd = open(path, O_RDONLY); if (fd < 0 || fstat(fd, &st) < 0 || index_fd(sha1, fd, &st, write_object, type, path)) die(write_object ? "Unable to add %s to database" : "Unable to hash %s", path); printf("%s\n", sha1_to_hex(sha1)); } static void hash_stdin(const char *type, int write_object) { unsigned char sha1[20]; if (index_pipe(sha1, 0, type, write_object)) die("Unable to add stdin to database"); printf("%s\n", sha1_to_hex(sha1)); } static const char hash_object_usage[] = "git-hash-object [-t <type>] [-w] [--stdin] <file>..."; int main(int argc, char **argv) { int i; const char *type = blob_type; int write_object = 0; const char *prefix = NULL; int prefix_length = -1; int no_more_flags = 0; git_config(git_default_config); for (i = 1 ; i < argc; i++) { if (!no_more_flags && argv[i][0] == '-') { if (!strcmp(argv[i], "-t")) { if (argc <= ++i) usage(hash_object_usage); type = argv[i]; } else if (!strcmp(argv[i], "-w")) { if (prefix_length < 0) { prefix = setup_git_directory(); prefix_length = prefix ? strlen(prefix) : 0; } write_object = 1; } else if (!strcmp(argv[i], "--")) { no_more_flags = 1; } else if (!strcmp(argv[i], "--help")) usage(hash_object_usage); else if (!strcmp(argv[i], "--stdin")) { hash_stdin(type, write_object); } else usage(hash_object_usage); } else { const char *arg = argv[i]; if (0 <= prefix_length) arg = prefix_filename(prefix, prefix_length, arg); hash_object(arg, type_from_string(type), write_object); no_more_flags = 1; } } return 0; }