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-rw-r--r--compat/bswap.h22
-rw-r--r--compat/mingw.c58
-rw-r--r--compat/obstack.c5
-rw-r--r--compat/obstack.h5
-rw-r--r--compat/poll/poll.c3
-rw-r--r--compat/poll/poll.h3
-rw-r--r--compat/regex/regcomp.c5
-rw-r--r--compat/regex/regex.c5
-rw-r--r--compat/regex/regex.h5
-rw-r--r--compat/regex/regex_internal.c9
-rw-r--r--compat/regex/regex_internal.h5
-rw-r--r--compat/regex/regexec.c7
-rw-r--r--compat/win32/lazyload.h57
13 files changed, 158 insertions, 31 deletions
diff --git a/compat/bswap.h b/compat/bswap.h
index 7d063e9e40..5078ce5ecc 100644
--- a/compat/bswap.h
+++ b/compat/bswap.h
@@ -158,7 +158,9 @@ static inline uint64_t git_bswap64(uint64_t x)
#define get_be16(p) ntohs(*(unsigned short *)(p))
#define get_be32(p) ntohl(*(unsigned int *)(p))
+#define get_be64(p) ntohll(*(uint64_t *)(p))
#define put_be32(p, v) do { *(unsigned int *)(p) = htonl(v); } while (0)
+#define put_be64(p, v) do { *(uint64_t *)(p) = htonll(v); } while (0)
#else
@@ -178,6 +180,13 @@ static inline uint32_t get_be32(const void *ptr)
(uint32_t)p[3] << 0;
}
+static inline uint64_t get_be64(const void *ptr)
+{
+ const unsigned char *p = ptr;
+ return (uint64_t)get_be32(&p[0]) << 32 |
+ (uint64_t)get_be32(&p[4]) << 0;
+}
+
static inline void put_be32(void *ptr, uint32_t value)
{
unsigned char *p = ptr;
@@ -187,4 +196,17 @@ static inline void put_be32(void *ptr, uint32_t value)
p[3] = value >> 0;
}
+static inline void put_be64(void *ptr, uint64_t value)
+{
+ unsigned char *p = ptr;
+ p[0] = value >> 56;
+ p[1] = value >> 48;
+ p[2] = value >> 40;
+ p[3] = value >> 32;
+ p[4] = value >> 24;
+ p[5] = value >> 16;
+ p[6] = value >> 8;
+ p[7] = value >> 0;
+}
+
#endif
diff --git a/compat/mingw.c b/compat/mingw.c
index 8b6fa0db44..2d44d21aca 100644
--- a/compat/mingw.c
+++ b/compat/mingw.c
@@ -2139,6 +2139,62 @@ static char *wcstoutfdup_startup(char *buffer, const wchar_t *wcs, size_t len)
return memcpy(malloc_startup(len), buffer, len);
}
+static void maybe_redirect_std_handle(const wchar_t *key, DWORD std_id, int fd,
+ DWORD desired_access, DWORD flags)
+{
+ DWORD create_flag = fd ? OPEN_ALWAYS : OPEN_EXISTING;
+ wchar_t buf[MAX_PATH];
+ DWORD max = ARRAY_SIZE(buf);
+ HANDLE handle;
+ DWORD ret = GetEnvironmentVariableW(key, buf, max);
+
+ if (!ret || ret >= max)
+ return;
+
+ /* make sure this does not leak into child processes */
+ SetEnvironmentVariableW(key, NULL);
+ if (!wcscmp(buf, L"off")) {
+ close(fd);
+ handle = GetStdHandle(std_id);
+ if (handle != INVALID_HANDLE_VALUE)
+ CloseHandle(handle);
+ return;
+ }
+ if (std_id == STD_ERROR_HANDLE && !wcscmp(buf, L"2>&1")) {
+ handle = GetStdHandle(STD_OUTPUT_HANDLE);
+ if (handle == INVALID_HANDLE_VALUE) {
+ close(fd);
+ handle = GetStdHandle(std_id);
+ if (handle != INVALID_HANDLE_VALUE)
+ CloseHandle(handle);
+ } else {
+ int new_fd = _open_osfhandle((intptr_t)handle, O_BINARY);
+ SetStdHandle(std_id, handle);
+ dup2(new_fd, fd);
+ /* do *not* close the new_fd: that would close stdout */
+ }
+ return;
+ }
+ handle = CreateFileW(buf, desired_access, 0, NULL, create_flag,
+ flags, NULL);
+ if (handle != INVALID_HANDLE_VALUE) {
+ int new_fd = _open_osfhandle((intptr_t)handle, O_BINARY);
+ SetStdHandle(std_id, handle);
+ dup2(new_fd, fd);
+ close(new_fd);
+ }
+}
+
+static void maybe_redirect_std_handles(void)
+{
+ maybe_redirect_std_handle(L"GIT_REDIRECT_STDIN", STD_INPUT_HANDLE, 0,
+ GENERIC_READ, FILE_ATTRIBUTE_NORMAL);
+ maybe_redirect_std_handle(L"GIT_REDIRECT_STDOUT", STD_OUTPUT_HANDLE, 1,
+ GENERIC_WRITE, FILE_ATTRIBUTE_NORMAL);
+ maybe_redirect_std_handle(L"GIT_REDIRECT_STDERR", STD_ERROR_HANDLE, 2,
+ GENERIC_WRITE, FILE_FLAG_NO_BUFFERING);
+}
+
void mingw_startup(void)
{
int i, maxlen, argc;
@@ -2146,6 +2202,8 @@ void mingw_startup(void)
wchar_t **wenv, **wargv;
_startupinfo si;
+ maybe_redirect_std_handles();
+
/* get wide char arguments and environment */
si.newmode = 0;
if (__wgetmainargs(&argc, &wargv, &wenv, _CRT_glob, &si) < 0)
diff --git a/compat/obstack.c b/compat/obstack.c
index e276ccd7b3..4d1d95beeb 100644
--- a/compat/obstack.c
+++ b/compat/obstack.c
@@ -14,9 +14,8 @@
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
- License along with the GNU C Library; if not, write to the Free
- Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
- Boston, MA 02110-1301, USA. */
+ License along with the GNU C Library; if not, see
+ <http://www.gnu.org/licenses/>. */
#include "git-compat-util.h"
#include <gettext.h>
diff --git a/compat/obstack.h b/compat/obstack.h
index ceb4bdbcdd..6bc24b7644 100644
--- a/compat/obstack.h
+++ b/compat/obstack.h
@@ -14,9 +14,8 @@
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
- License along with the GNU C Library; if not, write to the Free
- Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
- Boston, MA 02110-1301, USA. */
+ License along with the GNU C Library; if not, see
+ <http://www.gnu.org/licenses/>. */
/* Summary:
diff --git a/compat/poll/poll.c b/compat/poll/poll.c
index ae03b74a6f..7ed3fbbea1 100644
--- a/compat/poll/poll.c
+++ b/compat/poll/poll.c
@@ -16,8 +16,7 @@
GNU General Public License for more details.
You should have received a copy of the GNU General Public License along
- with this program; if not, write to the Free Software Foundation,
- Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
+ with this program; if not, see <http://www.gnu.org/licenses/>. */
/* Tell gcc not to warn about the (nfd < 0) tests, below. */
#if (__GNUC__ == 4 && 3 <= __GNUC_MINOR__) || 4 < __GNUC__
diff --git a/compat/poll/poll.h b/compat/poll/poll.h
index b7aa59d973..cd1995292a 100644
--- a/compat/poll/poll.h
+++ b/compat/poll/poll.h
@@ -16,8 +16,7 @@
GNU General Public License for more details.
You should have received a copy of the GNU General Public License along
- with this program; if not, write to the Free Software Foundation,
- Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
+ with this program; if not, see <http://www.gnu.org/licenses/>. */
#ifndef _GL_POLL_H
#define _GL_POLL_H
diff --git a/compat/regex/regcomp.c b/compat/regex/regcomp.c
index d8bde06f1a..51cd60baa3 100644
--- a/compat/regex/regcomp.c
+++ b/compat/regex/regcomp.c
@@ -14,9 +14,8 @@
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
- License along with the GNU C Library; if not, write to the Free
- Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
- 02110-1301 USA. */
+ License along with the GNU C Library; if not, see
+ <http://www.gnu.org/licenses/>. */
static reg_errcode_t re_compile_internal (regex_t *preg, const char * pattern,
size_t length, reg_syntax_t syntax);
diff --git a/compat/regex/regex.c b/compat/regex/regex.c
index 5cb23e5d59..f3e03a9eab 100644
--- a/compat/regex/regex.c
+++ b/compat/regex/regex.c
@@ -14,9 +14,8 @@
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
- License along with the GNU C Library; if not, write to the Free
- Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
- 02110-1301 USA. */
+ License along with the GNU C Library; if not, see
+ <http://www.gnu.org/licenses/>. */
#ifdef HAVE_CONFIG_H
#include "config.h"
diff --git a/compat/regex/regex.h b/compat/regex/regex.h
index 61c9683872..4d81358a83 100644
--- a/compat/regex/regex.h
+++ b/compat/regex/regex.h
@@ -18,9 +18,8 @@
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
- License along with the GNU C Library; if not, write to the Free
- Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
- 02110-1301 USA. */
+ License along with the GNU C Library; if not, see
+ <http://www.gnu.org/licenses/>. */
#ifndef _REGEX_H
#define _REGEX_H 1
diff --git a/compat/regex/regex_internal.c b/compat/regex/regex_internal.c
index d4121f2f4f..59bf151336 100644
--- a/compat/regex/regex_internal.c
+++ b/compat/regex/regex_internal.c
@@ -14,9 +14,8 @@
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
- License along with the GNU C Library; if not, write to the Free
- Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
- 02110-1301 USA. */
+ License along with the GNU C Library; if not, see
+ <http://www.gnu.org/licenses/>. */
static void re_string_construct_common (const char *str, int len,
re_string_t *pstr,
@@ -613,7 +612,7 @@ re_string_reconstruct (re_string_t *pstr, int idx, int eflags)
int low = 0, high = pstr->valid_len, mid;
do
{
- mid = (high + low) / 2;
+ mid = low + (high - low) / 2;
if (pstr->offsets[mid] > offset)
high = mid;
else if (pstr->offsets[mid] < offset)
@@ -1394,7 +1393,7 @@ re_node_set_contains (const re_node_set *set, int elem)
right = set->nelem - 1;
while (idx < right)
{
- mid = (idx + right) / 2;
+ mid = idx + (right - idx) / 2;
if (set->elems[mid] < elem)
idx = mid + 1;
else
diff --git a/compat/regex/regex_internal.h b/compat/regex/regex_internal.h
index 4184d7f5a6..3ee8aae59d 100644
--- a/compat/regex/regex_internal.h
+++ b/compat/regex/regex_internal.h
@@ -14,9 +14,8 @@
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
- License along with the GNU C Library; if not, write to the Free
- Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
- 02111-1307 USA. */
+ License along with the GNU C Library; if not, see
+ <http://www.gnu.org/licenses/>. */
#ifndef _REGEX_INTERNAL_H
#define _REGEX_INTERNAL_H 1
diff --git a/compat/regex/regexec.c b/compat/regex/regexec.c
index 0a745d9c3b..1b5d89fd5e 100644
--- a/compat/regex/regexec.c
+++ b/compat/regex/regexec.c
@@ -14,9 +14,8 @@
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
- License along with the GNU C Library; if not, write to the Free
- Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
- 02110-1301 USA. */
+ License along with the GNU C Library; if not, see
+ <http://www.gnu.org/licenses/>. */
static reg_errcode_t match_ctx_init (re_match_context_t *cache, int eflags,
int n) internal_function;
@@ -4284,7 +4283,7 @@ search_cur_bkref_entry (const re_match_context_t *mctx, int str_idx)
last = right = mctx->nbkref_ents;
for (left = 0; left < right;)
{
- mid = (left + right) / 2;
+ mid = left + (right - left) / 2;
if (mctx->bkref_ents[mid].str_idx < str_idx)
left = mid + 1;
else
diff --git a/compat/win32/lazyload.h b/compat/win32/lazyload.h
new file mode 100644
index 0000000000..9e631c8593
--- /dev/null
+++ b/compat/win32/lazyload.h
@@ -0,0 +1,57 @@
+#ifndef LAZYLOAD_H
+#define LAZYLOAD_H
+
+/*
+ * A pair of macros to simplify loading of DLL functions. Example:
+ *
+ * DECLARE_PROC_ADDR(kernel32.dll, BOOL, CreateHardLinkW,
+ * LPCWSTR, LPCWSTR, LPSECURITY_ATTRIBUTES);
+ *
+ * if (!INIT_PROC_ADDR(CreateHardLinkW))
+ * return error("Could not find CreateHardLinkW() function";
+ *
+ * if (!CreateHardLinkW(source, target, NULL))
+ * return error("could not create hardlink from %S to %S",
+ * source, target);
+ */
+
+struct proc_addr {
+ const char *const dll;
+ const char *const function;
+ FARPROC pfunction;
+ unsigned initialized : 1;
+};
+
+/* Declares a function to be loaded dynamically from a DLL. */
+#define DECLARE_PROC_ADDR(dll, rettype, function, ...) \
+ static struct proc_addr proc_addr_##function = \
+ { #dll, #function, NULL, 0 }; \
+ static rettype (WINAPI *function)(__VA_ARGS__)
+
+/*
+ * Loads a function from a DLL (once-only).
+ * Returns non-NULL function pointer on success.
+ * Returns NULL + errno == ENOSYS on failure.
+ * This function is not thread-safe.
+ */
+#define INIT_PROC_ADDR(function) \
+ (function = get_proc_addr(&proc_addr_##function))
+
+static inline void *get_proc_addr(struct proc_addr *proc)
+{
+ /* only do this once */
+ if (!proc->initialized) {
+ HANDLE hnd;
+ proc->initialized = 1;
+ hnd = LoadLibraryExA(proc->dll, NULL,
+ LOAD_LIBRARY_SEARCH_SYSTEM32);
+ if (hnd)
+ proc->pfunction = GetProcAddress(hnd, proc->function);
+ }
+ /* set ENOSYS if DLL or function was not found */
+ if (!proc->pfunction)
+ errno = ENOSYS;
+ return proc->pfunction;
+}
+
+#endif
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-29 22:37:04 +0000