#
# Define NO_STRTOK_R if you don't have strtok_r in the C library.
#
+# Define NO_FNMATCH if you don't have fnmatch in the C library.
+#
+# Define NO_FNMATCH_CASEFOLD if your fnmatch function doesn't have the
+# FNM_CASEFOLD GNU extension.
+#
# Define NO_LIBGEN_H if you don't have libgen.h.
#
# Define NEEDS_LIBGEN if your libgen needs -lgen when linking
# ... and all the rest that could be moved out of bindir to gitexecdir
PROGRAMS += $(EXTRA_PROGRAMS)
+PROGRAM_OBJS += daemon.o
PROGRAM_OBJS += fast-import.o
PROGRAM_OBJS += imap-send.o
PROGRAM_OBJS += shell.o
LIB_H += compat/cygwin.h
LIB_H += compat/mingw.h
LIB_H += compat/win32/pthread.h
+LIB_H += compat/win32/syslog.h
+LIB_H += compat/win32/sys/poll.h
LIB_H += csum-file.h
LIB_H += decorate.h
LIB_H += delta.h
LIB_OBJS += ws.o
LIB_OBJS += wt-status.o
LIB_OBJS += xdiff-interface.o
+ LIB_OBJS += zlib.o
BUILTIN_OBJS += builtin/add.o
BUILTIN_OBJS += builtin/annotate.o
NO_MKDTEMP = YesPlease
NO_MKSTEMPS = YesPlease
NO_REGEX = YesPlease
+ NO_FNMATCH_CASEFOLD = YesPlease
ifeq ($(uname_R),5.6)
SOCKLEN_T = int
NO_HSTRERROR = YesPlease
NO_STRCASESTR = YesPlease
NO_STRLCPY = YesPlease
NO_STRTOK_R = YesPlease
+ NO_FNMATCH = YesPlease
NO_MEMMEM = YesPlease
# NEEDS_LIBICONV = YesPlease
NO_ICONV = YesPlease
NO_SVN_TESTS = YesPlease
NO_PERL_MAKEMAKER = YesPlease
RUNTIME_PREFIX = YesPlease
- NO_POSIX_ONLY_PROGRAMS = YesPlease
NO_ST_BLOCKS_IN_STRUCT_STAT = YesPlease
NO_NSEC = YesPlease
USE_WIN32_MMAP = YesPlease
NO_CURL = YesPlease
NO_PYTHON = YesPlease
BLK_SHA1 = YesPlease
+ NO_POSIX_GOODIES = UnfortunatelyYes
NATIVE_CRLF = YesPlease
CC = compat/vcbuild/scripts/clink.pl
AR = compat/vcbuild/scripts/lib.pl
CFLAGS =
BASIC_CFLAGS = -nologo -I. -I../zlib -Icompat/vcbuild -Icompat/vcbuild/include -DWIN32 -D_CONSOLE -DHAVE_STRING_H -D_CRT_SECURE_NO_WARNINGS -D_CRT_NONSTDC_NO_DEPRECATE
- COMPAT_OBJS = compat/msvc.o compat/fnmatch/fnmatch.o compat/winansi.o compat/win32/pthread.o
- COMPAT_CFLAGS = -D__USE_MINGW_ACCESS -DNOGDI -DHAVE_STRING_H -DHAVE_ALLOCA_H -Icompat -Icompat/fnmatch -Icompat/regex -Icompat/fnmatch -Icompat/win32 -DSTRIP_EXTENSION=\".exe\"
+ COMPAT_OBJS = compat/msvc.o compat/winansi.o compat/win32/pthread.o compat/win32/syslog.o compat/win32/sys/poll.o
+ COMPAT_CFLAGS = -D__USE_MINGW_ACCESS -DNOGDI -DHAVE_STRING_H -DHAVE_ALLOCA_H -Icompat -Icompat/regex -Icompat/win32 -DSTRIP_EXTENSION=\".exe\"
BASIC_LDFLAGS = -IGNORE:4217 -IGNORE:4049 -NOLOGO -SUBSYSTEM:CONSOLE -NODEFAULTLIB:MSVCRT.lib
EXTLIBS = advapi32.lib shell32.lib wininet.lib ws2_32.lib
PTHREAD_LIBS =
endif
X = .exe
endif
+ifeq ($(uname_S),Interix)
+ NO_SYS_POLL_H = YesPlease
+ NO_INTTYPES_H = YesPlease
+ NO_INITGROUPS = YesPlease
+ NO_IPV6 = YesPlease
+ NO_MEMMEM = YesPlease
+ NO_MKDTEMP = YesPlease
+ NO_STRTOUMAX = YesPlease
+ NO_NSEC = YesPlease
+ NO_MKSTEMPS = YesPlease
+ ifeq ($(uname_R),3.5)
+ NO_INET_NTOP = YesPlease
+ NO_INET_PTON = YesPlease
+ endif
+ ifeq ($(uname_R),5.2)
+ NO_INET_NTOP = YesPlease
+ NO_INET_PTON = YesPlease
+ endif
+endif
ifneq (,$(findstring MINGW,$(uname_S)))
pathsep = ;
NO_PREAD = YesPlease
NO_STRCASESTR = YesPlease
NO_STRLCPY = YesPlease
NO_STRTOK_R = YesPlease
+ NO_FNMATCH = YesPlease
NO_MEMMEM = YesPlease
NEEDS_LIBICONV = YesPlease
OLD_ICONV = YesPlease
NO_SVN_TESTS = YesPlease
NO_PERL_MAKEMAKER = YesPlease
RUNTIME_PREFIX = YesPlease
- NO_POSIX_ONLY_PROGRAMS = YesPlease
NO_ST_BLOCKS_IN_STRUCT_STAT = YesPlease
NO_NSEC = YesPlease
USE_WIN32_MMAP = YesPlease
NO_PYTHON = YesPlease
BLK_SHA1 = YesPlease
ETAGS_TARGET = ETAGS
- COMPAT_CFLAGS += -D__USE_MINGW_ACCESS -DNOGDI -Icompat -Icompat/fnmatch -Icompat/win32
+ NO_INET_PTON = YesPlease
+ NO_INET_NTOP = YesPlease
+ NO_POSIX_GOODIES = UnfortunatelyYes
+ COMPAT_CFLAGS += -D__USE_MINGW_ACCESS -DNOGDI -Icompat -Icompat/win32
COMPAT_CFLAGS += -DSTRIP_EXTENSION=\".exe\"
- COMPAT_OBJS += compat/mingw.o compat/fnmatch/fnmatch.o compat/winansi.o \
- compat/win32/pthread.o
+ COMPAT_OBJS += compat/mingw.o compat/winansi.o \
+ compat/win32/pthread.o compat/win32/syslog.o \
+ compat/win32/sys/poll.o
EXTLIBS += -lws2_32
PTHREAD_LIBS =
X = .exe
endif
EXTLIBS += -lz
-ifndef NO_POSIX_ONLY_PROGRAMS
- PROGRAM_OBJS += daemon.o
-endif
ifndef NO_OPENSSL
OPENSSL_LIBSSL = -lssl
ifdef OPENSSLDIR
COMPAT_CFLAGS += -DNO_STRTOK_R
COMPAT_OBJS += compat/strtok_r.o
endif
+ifdef NO_FNMATCH
+ COMPAT_CFLAGS += -Icompat/fnmatch
+ COMPAT_CFLAGS += -DNO_FNMATCH
+ COMPAT_OBJS += compat/fnmatch/fnmatch.o
+else
+ifdef NO_FNMATCH_CASEFOLD
+ COMPAT_CFLAGS += -Icompat/fnmatch
+ COMPAT_CFLAGS += -DNO_FNMATCH_CASEFOLD
+ COMPAT_OBJS += compat/fnmatch/fnmatch.o
+endif
+endif
ifdef NO_SETENV
COMPAT_CFLAGS += -DNO_SETENV
COMPAT_OBJS += compat/setenv.o
ifdef NO_SYS_SELECT_H
BASIC_CFLAGS += -DNO_SYS_SELECT_H
endif
+ifdef NO_SYS_POLL_H
+ BASIC_CFLAGS += -DNO_SYS_POLL_H
+endif
+ifdef NO_INTTYPES_H
+ BASIC_CFLAGS += -DNO_INTTYPES_H
+endif
+ifdef NO_INITGROUPS
+ BASIC_CFLAGS += -DNO_INITGROUPS
+endif
ifdef NO_MMAP
COMPAT_CFLAGS += -DNO_MMAP
COMPAT_OBJS += compat/mmap.o
endif
ifdef NO_INET_NTOP
LIB_OBJS += compat/inet_ntop.o
+ BASIC_CFLAGS += -DNO_INET_NTOP
endif
ifdef NO_INET_PTON
LIB_OBJS += compat/inet_pton.o
+ BASIC_CFLAGS += -DNO_INET_PTON
endif
ifdef NO_ICONV
BASIC_CFLAGS += -DNO_DEFLATE_BOUND
endif
+ifdef NO_POSIX_GOODIES
+ BASIC_CFLAGS += -DNO_POSIX_GOODIES
+endif
+
ifdef BLK_SHA1
SHA1_HEADER = "block-sha1/sha1.h"
LIB_OBJS += block-sha1/sha1.o
git-imap-send$X: imap-send.o $(GITLIBS)
$(QUIET_LINK)$(CC) $(ALL_CFLAGS) -o $@ $(ALL_LDFLAGS) $(filter %.o,$^) \
- $(LIBS) $(OPENSSL_LINK) $(OPENSSL_LIBSSL)
+ $(LIBS) $(OPENSSL_LINK) $(OPENSSL_LIBSSL) $(LIB_4_CRYPTO)
git-http-fetch$X: revision.o http.o http-walker.o http-fetch.o $(GITLIBS)
$(QUIET_LINK)$(CC) $(ALL_CFLAGS) -o $@ $(ALL_LDFLAGS) $(filter %.o,$^) \
read_lock();
src->data = read_sha1_file(src_entry->idx.sha1, &type, &sz);
read_unlock();
- if (!src->data)
+ if (!src->data) {
+ if (src_entry->preferred_base) {
+ static int warned = 0;
+ if (!warned++)
+ warning("object %s cannot be read",
+ sha1_to_hex(src_entry->idx.sha1));
+ /*
+ * Those objects are not included in the
+ * resulting pack. Be resilient and ignore
+ * them if they can't be read, in case the
+ * pack could be created nevertheless.
+ */
+ return 0;
+ }
die("object %s cannot be read",
sha1_to_hex(src_entry->idx.sha1));
+ }
if (sz != src_size)
die("object %s inconsistent object length (%lu vs %lu)",
sha1_to_hex(src_entry->idx.sha1), sz, src_size);
read_unlock();
}
- try_to_free_t old_try_to_free_routine;
+ static try_to_free_t old_try_to_free_routine;
/*
* The main thread waits on the condition that (at least) one of the workers
int is_bare_repository_cfg = -1; /* unspecified */
int log_all_ref_updates = -1; /* unspecified */
int warn_ambiguous_refs = 1;
+int unique_abbrev_extra_length;
int repository_format_version;
const char *git_commit_encoding;
const char *git_log_output_encoding;
return git_object_dir;
}
+ int odb_mkstemp(char *template, size_t limit, const char *pattern)
+ {
+ int fd;
+ /*
+ * we let the umask do its job, don't try to be more
+ * restrictive except to remove write permission.
+ */
+ int mode = 0444;
+ snprintf(template, limit, "%s/%s",
+ get_object_directory(), pattern);
+ fd = git_mkstemp_mode(template, mode);
+ if (0 <= fd)
+ return fd;
+
+ /* slow path */
+ /* some mkstemp implementations erase template on failure */
+ snprintf(template, limit, "%s/%s",
+ get_object_directory(), pattern);
+ safe_create_leading_directories(template);
+ return xmkstemp_mode(template, mode);
+ }
+
+ int odb_pack_keep(char *name, size_t namesz, unsigned char *sha1)
+ {
+ int fd;
+
+ snprintf(name, namesz, "%s/pack/pack-%s.keep",
+ get_object_directory(), sha1_to_hex(sha1));
+ fd = open(name, O_RDWR|O_CREAT|O_EXCL, 0600);
+ if (0 <= fd)
+ return fd;
+
+ /* slow path */
+ safe_create_leading_directories(name);
+ return open(name, O_RDWR|O_CREAT|O_EXCL, 0600);
+ }
+
char *get_index_file(void)
{
if (!git_index_file)
setup_git_env();
return 0;
}
+
+const char *get_log_output_encoding(void)
+{
+ return git_log_output_encoding ? git_log_output_encoding
+ : get_commit_output_encoding();
+}
+
+const char *get_commit_output_encoding(void)
+{
+ return git_commit_encoding ? git_commit_encoding : "UTF-8";
+}
#include <assert.h>
#include <regex.h>
#include <utime.h>
+#include <syslog.h>
+#ifndef NO_SYS_POLL_H
+#include <sys/poll.h>
+#else
+#include <poll.h>
+#endif
#ifndef __MINGW32__
#include <sys/wait.h>
-#include <sys/poll.h>
#include <sys/socket.h>
#include <sys/ioctl.h>
#include <termios.h>
#include <arpa/inet.h>
#include <netdb.h>
#include <pwd.h>
+#ifndef NO_INTTYPES_H
#include <inttypes.h>
+#else
+#include <stdint.h>
+#endif
#if defined(__CYGWIN__)
#undef _XOPEN_SOURCE
#include <grp.h>
}
#endif
+#ifdef NO_INET_PTON
+int inet_pton(int af, const char *src, void *dst);
+#endif
+
+#ifdef NO_INET_NTOP
+const char *inet_ntop(int af, const void *src, char *dst, size_t size);
+#endif
+
extern void release_pack_memory(size_t, int);
typedef void (*try_to_free_t)(size_t);
extern int xdup(int fd);
extern FILE *xfdopen(int fd, const char *mode);
extern int xmkstemp(char *template);
+ extern int xmkstemp_mode(char *template, int mode);
extern int odb_mkstemp(char *template, size_t limit, const char *pattern);
extern int odb_pack_keep(char *name, size_t namesz, unsigned char *sha1);
const unsigned char null_sha1[20];
+static int git_open_noatime(const char *name, struct packed_git *p);
+
int safe_create_leading_directories(char *path)
{
char *pos = path + offset_1st_component(path);
int fd;
sprintf(path, "%s/%s", relative_base, alt_file_name);
- fd = open(path, O_RDONLY);
+ fd = git_open_noatime(path, NULL);
if (fd < 0)
return;
if (fstat(fd, &st) || (st.st_size == 0)) {
struct pack_idx_header *hdr;
size_t idx_size;
uint32_t version, nr, i, *index;
- int fd = open(path, O_RDONLY);
+ int fd = git_open_noatime(path, p);
struct stat st;
if (fd < 0)
; /* nothing */
}
+ void *xmmap(void *start, size_t length,
+ int prot, int flags, int fd, off_t offset)
+ {
+ void *ret = mmap(start, length, prot, flags, fd, offset);
+ if (ret == MAP_FAILED) {
+ if (!length)
+ return NULL;
+ release_pack_memory(length, fd);
+ ret = mmap(start, length, prot, flags, fd, offset);
+ if (ret == MAP_FAILED)
+ die_errno("Out of memory? mmap failed");
+ }
+ return ret;
+ }
+
void close_pack_windows(struct packed_git *p)
{
while (p->windows) {
if (!p->index_data && open_pack_index(p))
return error("packfile %s index unavailable", p->pack_name);
- p->pack_fd = open(p->pack_name, O_RDONLY);
- while (p->pack_fd < 0 && errno == EMFILE && unuse_one_window(p, -1))
- p->pack_fd = open(p->pack_name, O_RDONLY);
+ p->pack_fd = git_open_noatime(p->pack_name, p);
if (p->pack_fd < 0 || fstat(p->pack_fd, &st))
return -1;
return p;
}
+ static void try_to_free_pack_memory(size_t size)
+ {
+ release_pack_memory(size, -1);
+ }
+
struct packed_git *add_packed_git(const char *path, int path_len, int local)
{
+ static int have_set_try_to_free_routine;
struct stat st;
struct packed_git *p = alloc_packed_git(path_len + 2);
+ if (!have_set_try_to_free_routine) {
+ have_set_try_to_free_routine = 1;
+ set_try_to_free_routine(try_to_free_pack_memory);
+ }
+
/*
* Make sure a corresponding .pack file exists and that
* the index looks sane.
sprintf(path, "%s/pack", objdir);
len = strlen(path);
dir = opendir(path);
- while (!dir && errno == EMFILE && unuse_one_window(packed_git, -1))
+ while (!dir && errno == EMFILE && unuse_one_window(NULL, -1))
dir = opendir(path);
if (!dir) {
if (errno != ENOENT)
p->num_bad_objects++;
}
-static int has_packed_and_bad(const unsigned char *sha1)
+static const struct packed_git *has_packed_and_bad(const unsigned char *sha1)
{
struct packed_git *p;
unsigned i;
for (p = packed_git; p; p = p->next)
for (i = 0; i < p->num_bad_objects; i++)
if (!hashcmp(sha1, p->bad_object_sha1 + 20 * i))
- return 1;
- return 0;
+ return p;
+ return NULL;
}
int check_sha1_signature(const unsigned char *sha1, void *map, unsigned long size, const char *type)
return hashcmp(sha1, real_sha1) ? -1 : 0;
}
-static int git_open_noatime(const char *name)
+static int git_open_noatime(const char *name, struct packed_git *p)
{
static int sha1_file_open_flag = O_NOATIME;
- int fd = open(name, O_RDONLY | sha1_file_open_flag);
- /* Might the failure be due to O_NOATIME? */
- if (fd < 0 && errno != ENOENT && sha1_file_open_flag) {
- fd = open(name, O_RDONLY);
+ for (;;) {
+ int fd = open(name, O_RDONLY | sha1_file_open_flag);
if (fd >= 0)
+ return fd;
+
+ /* Might the failure be insufficient file descriptors? */
+ if (errno == EMFILE) {
+ if (unuse_one_window(p, -1))
+ continue;
+ else
+ return -1;
+ }
+
+ /* Might the failure be due to O_NOATIME? */
+ if (errno != ENOENT && sha1_file_open_flag) {
sha1_file_open_flag = 0;
+ continue;
+ }
+
+ return -1;
}
- return fd;
}
static int open_sha1_file(const unsigned char *sha1)
char *name = sha1_file_name(sha1);
struct alternate_object_database *alt;
- fd = git_open_noatime(name);
+ fd = git_open_noatime(name, NULL);
if (fd >= 0)
return fd;
for (alt = alt_odb_list; alt; alt = alt->next) {
name = alt->name;
fill_sha1_path(name, sha1);
- fd = git_open_noatime(alt->base);
+ fd = git_open_noatime(alt->base, NULL);
if (fd >= 0)
return fd;
}
return read_packed_sha1(sha1, type, size);
}
+/*
+ * This function dies on corrupt objects; the callers who want to
+ * deal with them should arrange to call read_object() and give error
+ * messages themselves.
+ */
void *read_sha1_file_repl(const unsigned char *sha1,
enum object_type *type,
unsigned long *size,
const unsigned char **replacement)
{
const unsigned char *repl = lookup_replace_object(sha1);
- void *data = read_object(repl, type, size);
+ void *data;
char *path;
+ const struct packed_git *p;
+
+ errno = 0;
+ data = read_object(repl, type, size);
+ if (data) {
+ if (replacement)
+ *replacement = repl;
+ return data;
+ }
+
+ if (errno != ENOENT)
+ die_errno("failed to read object %s", sha1_to_hex(sha1));
/* die if we replaced an object with one that does not exist */
- if (!data && repl != sha1)
+ if (repl != sha1)
die("replacement %s not found for %s",
sha1_to_hex(repl), sha1_to_hex(sha1));
- /* legacy behavior is to die on corrupted objects */
- if (!data) {
- if (has_loose_object(repl)) {
- path = sha1_file_name(sha1);
- die("loose object %s (stored in %s) is corrupted", sha1_to_hex(repl), path);
- }
- if (has_packed_and_bad(repl)) {
- path = sha1_pack_name(sha1);
- die("packed object %s (stored in %s) is corrupted", sha1_to_hex(repl), path);
- }
+ if (has_loose_object(repl)) {
+ path = sha1_file_name(sha1);
+ die("loose object %s (stored in %s) is corrupt",
+ sha1_to_hex(repl), path);
}
- if (replacement)
- *replacement = repl;
+ if ((p = has_packed_and_bad(repl)) != NULL)
+ die("packed object %s (stored in %s) is corrupt",
+ sha1_to_hex(repl), p->pack_name);
- return data;
+ return NULL;
}
void *read_object_with_reference(const unsigned char *sha1,
filename = sha1_file_name(sha1);
fd = create_tmpfile(tmpfile, sizeof(tmpfile), filename);
- while (fd < 0 && errno == EMFILE && unuse_one_window(packed_git, -1))
+ while (fd < 0 && errno == EMFILE && unuse_one_window(NULL, -1))
fd = create_tmpfile(tmpfile, sizeof(tmpfile), filename);
if (fd < 0) {
if (errno == EACCES)
if (exists
? !status
: status == SHORT_NAME_NOT_FOUND) {
- hex[len] = 0;
+ int cut_at = len + unique_abbrev_extra_length;
+ cut_at = (cut_at < 40) ? cut_at : 40;
+ hex[cut_at] = 0;
return hex;
}
len++;
return len;
}
+ int strbuf_branchname(struct strbuf *sb, const char *name)
+ {
+ int len = strlen(name);
+ if (interpret_branch_name(name, sb) == len)
+ return 0;
+ strbuf_add(sb, name, len);
+ return len;
+ }
+
+ int strbuf_check_branch_ref(struct strbuf *sb, const char *name)
+ {
+ strbuf_branchname(sb, name);
+ if (name[0] == '-')
+ return CHECK_REF_FORMAT_ERROR;
+ strbuf_splice(sb, 0, 0, "refs/heads/", 11);
+ return check_ref_format(sb->buf);
+ }
+
/*
* This is like "get_sha1_basic()", except it allows "sha1 expressions",
* notably "xyz^" for "parent of xyz"
struct cache_entry *ce;
int pos;
if (namelen > 2 && name[1] == '/')
+ /* don't need mode for commit */
return get_sha1_oneline(name + 2, sha1);
if (namelen < 3 ||
name[2] != ':' ||
break;
if (ce_stage(ce) == stage) {
hashcpy(sha1, ce->sha1);
+ oc->mode = ce->ce_mode;
return 0;
}
pos++;