/* * Copyright (c) 2018, 2019, 2020 Stefan Sperling * Copyright (c) 2020 Ori Bernstein * * Permission to use, copy, modify, and distribute this software for any * purpose with or without fee is hereby granted, provided that the above * copyright notice and this permission notice appear in all copies. * * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ /* Error codes */ #define GOT_ERR_OK 0 #define GOT_ERR_ERRNO 1 #define GOT_ERR_NOT_GIT_REPO 2 #define GOT_ERR_BAD_FILETYPE 3 #define GOT_ERR_BAD_PATH 4 #define GOT_ERR_NOT_REF 5 #define GOT_ERR_IO 6 #define GOT_ERR_EOF 7 #define GOT_ERR_DECOMPRESSION 8 #define GOT_ERR_NO_SPACE 9 #define GOT_ERR_BAD_OBJ_HDR 10 #define GOT_ERR_OBJ_TYPE 11 #define GOT_ERR_BAD_OBJ_DATA 12 #define GOT_ERR_AMBIGUOUS_ID 13 #define GOT_ERR_BAD_PACKIDX 14 #define GOT_ERR_PACKIDX_CSUM 15 #define GOT_ERR_BAD_PACKFILE 16 #define GOT_ERR_NO_OBJ 17 #define GOT_ERR_NOT_IMPL 18 #define GOT_ERR_OBJ_NOT_PACKED 19 #define GOT_ERR_BAD_DELTA_CHAIN 20 #define GOT_ERR_BAD_DELTA 21 #define GOT_ERR_COMPRESSION 22 #define GOT_ERR_BAD_OBJ_ID_STR 23 #define GOT_ERR_WORKTREE_EXISTS 26 #define GOT_ERR_WORKTREE_META 27 #define GOT_ERR_WORKTREE_VERS 28 #define GOT_ERR_WORKTREE_BUSY 29 #define GOT_ERR_DIR_OBSTRUCTED 30 #define GOT_ERR_FILE_OBSTRUCTED 31 #define GOT_ERR_RECURSION 32 #define GOT_ERR_TIMEOUT 33 #define GOT_ERR_INTERRUPT 34 #define GOT_ERR_PRIVSEP_READ 35 #define GOT_ERR_PRIVSEP_LEN 36 #define GOT_ERR_PRIVSEP_PIPE 37 #define GOT_ERR_PRIVSEP_NO_FD 38 #define GOT_ERR_PRIVSEP_MSG 39 #define GOT_ERR_PRIVSEP_DIED 40 #define GOT_ERR_PRIVSEP_EXIT 41 #define GOT_ERR_PACK_OFFSET 42 #define GOT_ERR_OBJ_EXISTS 43 #define GOT_ERR_BAD_OBJ_ID 44 #define GOT_ERR_ITER_BUSY 45 #define GOT_ERR_ITER_COMPLETED 46 #define GOT_ERR_RANGE 47 #define GOT_ERR_EXPECTED 48 /* for use in regress tests only */ #define GOT_ERR_CANCELLED 49 #define GOT_ERR_NO_TREE_ENTRY 50 #define GOT_ERR_FILEIDX_SIG 51 #define GOT_ERR_FILEIDX_VER 52 #define GOT_ERR_FILEIDX_CSUM 53 #define GOT_ERR_PATH_PREFIX 54 #define GOT_ERR_ANCESTRY 55 #define GOT_ERR_FILEIDX_BAD 56 #define GOT_ERR_BAD_REF_DATA 57 #define GOT_ERR_TREE_DUP_ENTRY 58 #define GOT_ERR_DIR_DUP_ENTRY 59 #define GOT_ERR_NOT_WORKTREE 60 #define GOT_ERR_UUID_VERSION 61 #define GOT_ERR_UUID_INVALID 62 #define GOT_ERR_UUID 63 #define GOT_ERR_LOCKFILE_TIMEOUT 64 #define GOT_ERR_BAD_REF_NAME 65 #define GOT_ERR_WORKTREE_REPO 66 #define GOT_ERR_FILE_MODIFIED 67 #define GOT_ERR_FILE_STATUS 68 #define GOT_ERR_COMMIT_CONFLICT 69 #define GOT_ERR_BAD_REF_TYPE 70 #define GOT_ERR_COMMIT_NO_AUTHOR 71 #define GOT_ERR_COMMIT_HEAD_CHANGED 72 #define GOT_ERR_COMMIT_OUT_OF_DATE 73 #define GOT_ERR_COMMIT_MSG_EMPTY 74 #define GOT_ERR_DIR_NOT_EMPTY 75 #define GOT_ERR_COMMIT_NO_CHANGES 76 #define GOT_ERR_BRANCH_MOVED 77 #define GOT_ERR_OBJ_TOO_LARGE 78 #define GOT_ERR_SAME_BRANCH 79 #define GOT_ERR_ROOT_COMMIT 80 #define GOT_ERR_MIXED_COMMITS 81 #define GOT_ERR_CONFLICTS 82 #define GOT_ERR_BRANCH_EXISTS 83 #define GOT_ERR_MODIFIED 84 #define GOT_ERR_NOT_REBASING 85 /* 86 is currently unused */ #define GOT_ERR_REBASE_COMMITID 87 #define GOT_ERR_REBASING 88 #define GOT_ERR_REBASE_PATH 89 #define GOT_ERR_NOT_HISTEDIT 90 #define GOT_ERR_EMPTY_HISTEDIT 91 #define GOT_ERR_NO_HISTEDIT_CMD 92 #define GOT_ERR_HISTEDIT_SYNTAX 93 #define GOT_ERR_HISTEDIT_CANCEL 94 /* 95 is currently unused */ #define GOT_ERR_HISTEDIT_BUSY 96 #define GOT_ERR_HISTEDIT_CMD 97 #define GOT_ERR_HISTEDIT_PATH 98 #define GOT_ERR_PACKFILE_CSUM 99 #define GOT_ERR_COMMIT_BRANCH 100 #define GOT_ERR_FILE_STAGED 101 #define GOT_ERR_STAGE_NO_CHANGE 102 #define GOT_ERR_STAGE_CONFLICT 103 #define GOT_ERR_STAGE_OUT_OF_DATE 104 #define GOT_ERR_FILE_NOT_STAGED 105 #define GOT_ERR_STAGED_PATHS 106 #define GOT_ERR_PATCH_CHOICE 107 #define GOT_ERR_COMMIT_NO_EMAIL 108 #define GOT_ERR_TAG_EXISTS 109 #define GOT_ERR_GIT_REPO_FORMAT 110 #define GOT_ERR_REBASE_REQUIRED 111 #define GOT_ERR_REGEX 112 #define GOT_ERR_REF_NAME_MINUS 113 #define GOT_ERR_GITCONFIG_SYNTAX 114 #define GOT_ERR_REBASE_OUT_OF_DATE 115 #define GOT_ERR_CACHE_DUP_ENTRY 116 #define GOT_ERR_QUERYSTRING 117 #define GOT_ERR_FETCH_FAILED 118 #define GOT_ERR_PARSE_URI 119 #define GOT_ERR_BAD_PROTO 120 #define GOT_ERR_ADDRINFO 121 #define GOT_ERR_BAD_PACKET 122 #define GOT_ERR_NO_REMOTE 123 #define GOT_ERR_FETCH_NO_BRANCH 124 #define GOT_ERR_FETCH_BAD_REF 125 #define GOT_ERR_TREE_ENTRY_TYPE 126 #define GOT_ERR_PARSE_CONFIG 127 #define GOT_ERR_NO_CONFIG_FILE 128 #define GOT_ERR_BAD_SYMLINK 129 #define GOT_ERR_GIT_REPO_EXT 130 #define GOT_ERR_CANNOT_PACK 131 #define GOT_ERR_LONELY_PACKIDX 132 #define GOT_ERR_OBJ_CSUM 133 #define GOT_ERR_SEND_BAD_REF 134 #define GOT_ERR_SEND_FAILED 135 #define GOT_ERR_SEND_EMPTY 136 #define GOT_ERR_SEND_ANCESTRY 137 #define GOT_ERR_CAPA_DELETE_REFS 138 #define GOT_ERR_SEND_DELETE_REF 139 #define GOT_ERR_SEND_TAG_EXISTS 140 #define GOT_ERR_NOT_MERGING 141 #define GOT_ERR_MERGE_OUT_OF_DATE 142 #define GOT_ERR_MERGE_STAGED_PATHS 143 #define GOT_ERR_MERGE_BUSY 144 #define GOT_ERR_MERGE_PATH 145 #define GOT_ERR_FILE_BINARY 146 #define GOT_ERR_PATCH_MALFORMED 147 #define GOT_ERR_PATCH_TRUNCATED 148 #define GOT_ERR_NO_PATCH 149 #define GOT_ERR_HUNK_FAILED 150 #define GOT_ERR_PATCH_FAILED 151 #define GOT_ERR_FILEIDX_DUP_ENTRY 152 #define GOT_ERR_PIN_PACK 153 #define GOT_ERR_BAD_TAG_SIGNATURE 154 #define GOT_ERR_VERIFY_TAG_SIGNATURE 155 #define GOT_ERR_SIGNING_TAG 156 /* 157 is currently unused */ #define GOT_ERR_BAD_QUERYSTRING 158 #define GOT_ERR_INTEGRATE_BRANCH 159 #define GOT_ERR_BAD_REQUEST 160 #define GOT_ERR_CLIENT_ID 161 #define GOT_ERR_REPO_TEMPFILE 162 #define GOT_ERR_REFS_PROTECTED 163 #define GOT_ERR_REF_PROTECTED 164 #define GOT_ERR_REF_BUSY 165 #define GOT_ERR_COMMIT_BAD_AUTHOR 166 #define GOT_ERR_UID 167 #define GOT_ERR_GID 168 #define GOT_ERR_NO_PROG 169 #define GOT_ERR_MERGE_COMMIT_OUT_OF_DATE 170 struct got_error { int code; const char *msg; }; #define GOT_ERR_MAX_MSG_SIZE 4080 /* includes '\0' */ /* * Get an error object from the above list, for a given error code. * The error message is fixed. */ const struct got_error *got_error(int); /* * Get an error object from the above list, for a given error code. * Use the specified error message instead of the default one. * Caution: If the message buffer lives in dynamically allocated memory, * then this memory likely won't be freed. */ const struct got_error *got_error_msg(int, const char *); /* * Get a statically allocated error object with code GOT_ERR_ERRNO * and an error message obtained from strerror(3), prefixed with a * string. */ const struct got_error *got_error_from_errno(const char *); /* * Get a statically allocated error object with code GOT_ERR_ERRNO * and an error message obtained from strerror(3), prefixed with two * strings. */ const struct got_error *got_error_from_errno2(const char *, const char *); /* * Get a statically allocated error object with code GOT_ERR_ERRNO * and an error message obtained from strerror(3), prefixed with three * strings. */ const struct got_error *got_error_from_errno3(const char *, const char *, const char *); /* * Get a statically allocated error object with code GOT_ERR_ERRNO * and an error message obtained from strerror(3), prefixed with a * string built with vsnprintf(3) from the provided format string * and the variable-length list of additional arguments. */ const struct got_error *got_error_from_errno_fmt(const char *, ...); /* * Set errno to the specified error code and return a statically * allocated error object with code GOT_ERR_ERRNO and an error * message obtained from strerror(3), optionally prefixed with a * string. */ const struct got_error *got_error_set_errno(int, const char *); /* * If ferror(3) indicates an error status for the FILE, obtain an error * from got_error_from_errno(). Else, obtain the error via got_error() * with the error code provided in the second argument. */ const struct got_error *got_ferror(FILE *, int); /* * Obtain an error with code GOT_ERR_NO_OBJ and an error message which * contains the specified object ID. The message buffer is statically * allocated; future invocations of this function will overwrite the * message set during earlier invocations. */ struct got_object_id; /* forward declaration */ const struct got_error *got_error_no_obj(struct got_object_id *); /* * Obtain an error with code GOT_ERR_OBJ_CSUM and an error message which * contains the specified object ID. The message buffer is statically * allocated; future invocations of this function will overwrite the * message set during earlier invocations. */ const struct got_error *got_error_checksum(struct got_object_id *); /* * Obtain an error with code GOT_ERR_NOT_REF and an error message which * contains the specified reference name. The message buffer is statically * allocated; future invocations of this function will overwrite the * message set during earlier invocations. */ const struct got_error *got_error_not_ref(const char *); /* Return an error based on a uuid(3) status code. */ const struct got_error *got_error_uuid(uint32_t, const char *); /* Return an error with a path prefixed to the error message. */ const struct got_error *got_error_path(const char *, int); /* * Return an error with an error message prefix built by vsnprintf(3) * from the provided format string and the variable-length list of * additional arguments. */ const struct got_error *got_error_fmt(int, const char *, ...) __attribute__((__format__ (printf, 2, 3))); /* * Check whether open(2) with O_NOFOLLOW failed on a symlink. * This must be called directly after open(2) because it uses errno! */ int got_err_open_nofollow_on_symlink(void);