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-rw-r--r--compat/apple-common-crypto.h16
-rw-r--r--compat/mingw.c141
-rw-r--r--compat/mingw.h28
-rw-r--r--compat/nedmalloc/nedmalloc.c25
-rw-r--r--compat/precompose_utf8.c5
-rw-r--r--compat/qsort.c2
-rw-r--r--compat/regex/regcomp.c2
-rw-r--r--compat/regex/regex.c1
-rw-r--r--compat/setenv.c2
-rw-r--r--compat/snprintf.c2
-rw-r--r--compat/strdup.c11
-rw-r--r--compat/vcbuild/include/unistd.h4
-rw-r--r--compat/win32/pthread.h9
-rw-r--r--compat/win32/syslog.c10
-rw-r--r--compat/win32mmap.c31
-rw-r--r--compat/winansi.c60
16 files changed, 225 insertions, 124 deletions
diff --git a/compat/apple-common-crypto.h b/compat/apple-common-crypto.h
index d3fb264..11727f3 100644
--- a/compat/apple-common-crypto.h
+++ b/compat/apple-common-crypto.h
@@ -3,12 +3,18 @@
#define HEADER_HMAC_H
#define HEADER_SHA_H
#include <CommonCrypto/CommonHMAC.h>
-#define HMAC_CTX CCHmacContext
-#define HMAC_Init(hmac, key, len, algo) CCHmacInit(hmac, algo, key, len)
-#define HMAC_Update CCHmacUpdate
-#define HMAC_Final(hmac, hash, ptr) CCHmacFinal(hmac, hash)
-#define HMAC_CTX_cleanup(ignore)
#define EVP_md5(...) kCCHmacAlgMD5
+/* CCHmac doesn't take md_len and the return type is void */
+#define HMAC git_CC_HMAC
+static inline unsigned char *git_CC_HMAC(CCHmacAlgorithm alg,
+ const void *key, int key_len,
+ const unsigned char *data, size_t data_len,
+ unsigned char *md, unsigned int *md_len)
+{
+ CCHmac(alg, key, key_len, data, data_len, md);
+ return md;
+}
+
#if __MAC_OS_X_VERSION_MIN_REQUIRED >= 1070
#define APPLE_LION_OR_NEWER
#include <Security/Security.h>
diff --git a/compat/mingw.c b/compat/mingw.c
index fbe69b8..3fbfda5 100644
--- a/compat/mingw.c
+++ b/compat/mingw.c
@@ -286,6 +286,49 @@ int mingw_rmdir(const char *pathname)
return ret;
}
+static inline int needs_hiding(const char *path)
+{
+ const char *basename;
+
+ if (hide_dotfiles == HIDE_DOTFILES_FALSE)
+ return 0;
+
+ /* We cannot use basename(), as it would remove trailing slashes */
+ mingw_skip_dos_drive_prefix((char **)&path);
+ if (!*path)
+ return 0;
+
+ for (basename = path; *path; path++)
+ if (is_dir_sep(*path)) {
+ do {
+ path++;
+ } while (is_dir_sep(*path));
+ /* ignore trailing slashes */
+ if (*path)
+ basename = path;
+ }
+
+ if (hide_dotfiles == HIDE_DOTFILES_TRUE)
+ return *basename == '.';
+
+ assert(hide_dotfiles == HIDE_DOTFILES_DOTGITONLY);
+ return !strncasecmp(".git", basename, 4) &&
+ (!basename[4] || is_dir_sep(basename[4]));
+}
+
+static int set_hidden_flag(const wchar_t *path, int set)
+{
+ DWORD original = GetFileAttributesW(path), modified;
+ if (set)
+ modified = original | FILE_ATTRIBUTE_HIDDEN;
+ else
+ modified = original & ~FILE_ATTRIBUTE_HIDDEN;
+ if (original == modified || SetFileAttributesW(path, modified))
+ return 0;
+ errno = err_win_to_posix(GetLastError());
+ return -1;
+}
+
int mingw_mkdir(const char *path, int mode)
{
int ret;
@@ -293,6 +336,8 @@ int mingw_mkdir(const char *path, int mode)
if (xutftowcs_path(wpath, path) < 0)
return -1;
ret = _wmkdir(wpath);
+ if (!ret && needs_hiding(path))
+ return set_hidden_flag(wpath, 1);
return ret;
}
@@ -319,6 +364,21 @@ int mingw_open (const char *filename, int oflags, ...)
if (attrs != INVALID_FILE_ATTRIBUTES && (attrs & FILE_ATTRIBUTE_DIRECTORY))
errno = EISDIR;
}
+ if ((oflags & O_CREAT) && needs_hiding(filename)) {
+ /*
+ * Internally, _wopen() uses the CreateFile() API which errors
+ * out with an ERROR_ACCESS_DENIED if CREATE_ALWAYS was
+ * specified and an already existing file's attributes do not
+ * match *exactly*. As there is no mode or flag we can set that
+ * would correspond to FILE_ATTRIBUTE_HIDDEN, let's just try
+ * again *without* the O_CREAT flag (that corresponds to the
+ * CREATE_ALWAYS flag of CreateFile()).
+ */
+ if (fd < 0 && errno == EACCES)
+ fd = _wopen(wfilename, oflags & ~O_CREAT, mode);
+ if (fd >= 0 && set_hidden_flag(wfilename, 1))
+ warning("could not mark '%s' as hidden.", filename);
+ }
return fd;
}
@@ -350,6 +410,7 @@ int mingw_fgetc(FILE *stream)
#undef fopen
FILE *mingw_fopen (const char *filename, const char *otype)
{
+ int hide = needs_hiding(filename);
FILE *file;
wchar_t wfilename[MAX_PATH], wotype[4];
if (filename && !strcmp(filename, "/dev/null"))
@@ -357,12 +418,19 @@ FILE *mingw_fopen (const char *filename, const char *otype)
if (xutftowcs_path(wfilename, filename) < 0 ||
xutftowcs(wotype, otype, ARRAY_SIZE(wotype)) < 0)
return NULL;
+ if (hide && !access(filename, F_OK) && set_hidden_flag(wfilename, 0)) {
+ error("could not unhide %s", filename);
+ return NULL;
+ }
file = _wfopen(wfilename, wotype);
+ if (file && hide && set_hidden_flag(wfilename, 1))
+ warning("could not mark '%s' as hidden.", filename);
return file;
}
FILE *mingw_freopen (const char *filename, const char *otype, FILE *stream)
{
+ int hide = needs_hiding(filename);
FILE *file;
wchar_t wfilename[MAX_PATH], wotype[4];
if (filename && !strcmp(filename, "/dev/null"))
@@ -370,7 +438,13 @@ FILE *mingw_freopen (const char *filename, const char *otype, FILE *stream)
if (xutftowcs_path(wfilename, filename) < 0 ||
xutftowcs(wotype, otype, ARRAY_SIZE(wotype)) < 0)
return NULL;
+ if (hide && !access(filename, F_OK) && set_hidden_flag(wfilename, 0)) {
+ error("could not unhide %s", filename);
+ return NULL;
+ }
file = _wfreopen(wfilename, wotype, stream);
+ if (file && hide && set_hidden_flag(wfilename, 1))
+ warning("could not mark '%s' as hidden.", filename);
return file;
}
@@ -763,15 +837,12 @@ struct tm *localtime_r(const time_t *timep, struct tm *result)
char *mingw_getcwd(char *pointer, int len)
{
- int i;
wchar_t wpointer[MAX_PATH];
if (!_wgetcwd(wpointer, ARRAY_SIZE(wpointer)))
return NULL;
if (xwcstoutf(pointer, wpointer, len) < 0)
return NULL;
- for (i = 0; pointer[i]; i++)
- if (pointer[i] == '\\')
- pointer[i] = '/';
+ convert_slashes(pointer);
return pointer;
}
@@ -810,7 +881,7 @@ static const char *quote_arg(const char *arg)
return arg;
/* insert \ where necessary */
- d = q = xmalloc(len+n+3);
+ d = q = xmalloc(st_add3(len, n, 3));
*d++ = '"';
while (*arg) {
if (*arg == '"')
@@ -893,7 +964,7 @@ static char **get_path_split(void)
if (!n)
return NULL;
- path = xmalloc((n+1)*sizeof(char *));
+ ALLOC_ARRAY(path, n + 1);
p = envpath;
i = 0;
do {
@@ -978,7 +1049,7 @@ static wchar_t *make_environment_block(char **deltaenv)
i++;
/* copy the environment, leaving space for changes */
- tmpenv = xmalloc((size + i) * sizeof(char*));
+ ALLOC_ARRAY(tmpenv, size + i);
memcpy(tmpenv, environ, size * sizeof(char*));
/* merge supplied environment changes into the temporary environment */
@@ -1069,7 +1140,7 @@ static pid_t mingw_spawnve_fd(const char *cmd, const char **argv, char **deltaen
free(quoted);
}
- wargs = xmalloc((2 * args.len + 1) * sizeof(wchar_t));
+ ALLOC_ARRAY(wargs, st_add(st_mult(2, args.len), 1));
xutftowcs(wargs, args.buf, 2 * args.len + 1);
strbuf_release(&args);
@@ -1168,7 +1239,7 @@ static int try_shell_exec(const char *cmd, char *const *argv)
int argc = 0;
const char **argv2;
while (argv[argc]) argc++;
- argv2 = xmalloc(sizeof(*argv) * (argc+1));
+ ALLOC_ARRAY(argv2, argc + 1);
argv2[0] = (char *)cmd; /* full path to the script file */
memcpy(&argv2[1], &argv[1], sizeof(*argv) * argc);
pid = mingw_spawnv(prog, argv2, 1);
@@ -1859,48 +1930,6 @@ int mingw_raise(int sig)
}
}
-
-static const char *make_backslash_path(const char *path)
-{
- static char buf[PATH_MAX + 1];
- char *c;
-
- if (strlcpy(buf, path, PATH_MAX) >= PATH_MAX)
- die("Too long path: %.*s", 60, path);
-
- for (c = buf; *c; c++) {
- if (*c == '/')
- *c = '\\';
- }
- return buf;
-}
-
-void mingw_open_html(const char *unixpath)
-{
- const char *htmlpath = make_backslash_path(unixpath);
- typedef HINSTANCE (WINAPI *T)(HWND, const char *,
- const char *, const char *, const char *, INT);
- T ShellExecute;
- HMODULE shell32;
- int r;
-
- shell32 = LoadLibrary("shell32.dll");
- if (!shell32)
- die("cannot load shell32.dll");
- ShellExecute = (T)GetProcAddress(shell32, "ShellExecuteA");
- if (!ShellExecute)
- die("cannot run browser");
-
- printf("Launching default browser to display HTML ...\n");
- r = HCAST(int, ShellExecute(NULL, "open", htmlpath,
- NULL, "\\", SW_SHOWNORMAL));
- FreeLibrary(shell32);
- /* see the MSDN documentation referring to the result codes here */
- if (r <= 32) {
- die("failed to launch browser for %.*s", MAX_PATH, unixpath);
- }
-}
-
int link(const char *oldpath, const char *newpath)
{
typedef BOOL (WINAPI *T)(LPCWSTR, LPCWSTR, LPSECURITY_ATTRIBUTES);
@@ -2091,7 +2120,7 @@ int xwcstoutf(char *utf, const wchar_t *wcs, size_t utflen)
return -1;
}
-static void setup_windows_environment()
+static void setup_windows_environment(void)
{
char *tmp = getenv("TMPDIR");
@@ -2112,9 +2141,7 @@ static void setup_windows_environment()
* executable (by not mistaking the dir separators
* for escape characters).
*/
- for (; *tmp; tmp++)
- if (*tmp == '\\')
- *tmp = '/';
+ convert_slashes(tmp);
}
/* simulate TERM to enable auto-color (see color.c) */
@@ -2135,7 +2162,7 @@ typedef struct {
extern int __wgetmainargs(int *argc, wchar_t ***argv, wchar_t ***env, int glob,
_startupinfo *si);
-static NORETURN void die_startup()
+static NORETURN void die_startup(void)
{
fputs("fatal: not enough memory for initialization", stderr);
exit(128);
@@ -2155,7 +2182,7 @@ static char *wcstoutfdup_startup(char *buffer, const wchar_t *wcs, size_t len)
return memcpy(malloc_startup(len), buffer, len);
}
-void mingw_startup()
+void mingw_startup(void)
{
int i, maxlen, argc;
char *buffer;
diff --git a/compat/mingw.h b/compat/mingw.h
index 8c5bf50..034fff9 100644
--- a/compat/mingw.h
+++ b/compat/mingw.h
@@ -67,12 +67,19 @@ typedef int pid_t;
#define F_SETFD 2
#define FD_CLOEXEC 0x1
+#if !defined O_CLOEXEC && defined O_NOINHERIT
+#define O_CLOEXEC O_NOINHERIT
+#endif
+
#ifndef EAFNOSUPPORT
#define EAFNOSUPPORT WSAEAFNOSUPPORT
#endif
#ifndef ECONNABORTED
#define ECONNABORTED WSAECONNABORTED
#endif
+#ifndef ENOTSOCK
+#define ENOTSOCK WSAENOTSOCK
+#endif
struct passwd {
char *pw_name;
@@ -142,6 +149,7 @@ static inline int fcntl(int fd, int cmd, ...)
#define sigemptyset(x) (void)0
static inline int sigaddset(sigset_t *set, int signum)
{ return 0; }
+#define SIG_BLOCK 0
#define SIG_UNBLOCK 0
static inline int sigprocmask(int how, const sigset_t *set, sigset_t *oldset)
{ return 0; }
@@ -396,23 +404,23 @@ static inline char *mingw_find_last_dir_sep(const char *path)
ret = (char *)path;
return ret;
}
+static inline void convert_slashes(char *path)
+{
+ for (; *path; path++)
+ if (*path == '\\')
+ *path = '/';
+}
#define find_last_dir_sep mingw_find_last_dir_sep
int mingw_offset_1st_component(const char *path);
#define offset_1st_component mingw_offset_1st_component
#define PATH_SEP ';'
-#ifndef __MINGW64_VERSION_MAJOR
+#if !defined(__MINGW64_VERSION_MAJOR) && (!defined(_MSC_VER) || _MSC_VER < 1800)
#define PRIuMAX "I64u"
#define PRId64 "I64d"
#else
#include <inttypes.h>
#endif
-void mingw_open_html(const char *path);
-#define open_html mingw_open_html
-
-void mingw_mark_as_git_dir(const char *dir);
-#define mark_as_git_dir mingw_mark_as_git_dir
-
/**
* Converts UTF-8 encoded string to UTF-16LE.
*
@@ -528,10 +536,10 @@ extern CRITICAL_SECTION pinfo_cs;
* A replacement of main() that adds win32 specific initialization.
*/
-void mingw_startup();
-#define main(c,v) dummy_decl_mingw_main(); \
+void mingw_startup(void);
+#define main(c,v) dummy_decl_mingw_main(void); \
static int mingw_main(c,v); \
-int main(int argc, char **argv) \
+int main(int argc, const char **argv) \
{ \
mingw_startup(); \
return mingw_main(__argc, (void *)__argv); \
diff --git a/compat/nedmalloc/nedmalloc.c b/compat/nedmalloc/nedmalloc.c
index a0a16eb..1cc31c3 100644
--- a/compat/nedmalloc/nedmalloc.c
+++ b/compat/nedmalloc/nedmalloc.c
@@ -938,33 +938,16 @@ void **nedpindependent_comalloc(nedpool *p, size_t elems, size_t *sizes, void **
void **ret;
threadcache *tc;
int mymspace;
- size_t i, *adjustedsizes=(size_t *) alloca(elems*sizeof(size_t));
- if(!adjustedsizes) return 0;
- for(i=0; i<elems; i++)
- adjustedsizes[i]=sizes[i]<sizeof(threadcacheblk) ? sizeof(threadcacheblk) : sizes[i];
+ size_t i, *adjustedsizes=(size_t *) alloca(elems*sizeof(size_t));
+ if(!adjustedsizes) return 0;
+ for(i=0; i<elems; i++)
+ adjustedsizes[i]=sizes[i]<sizeof(threadcacheblk) ? sizeof(threadcacheblk) : sizes[i];
GetThreadCache(&p, &tc, &mymspace, 0);
GETMSPACE(m, p, tc, mymspace, 0,
ret=mspace_independent_comalloc(m, elems, adjustedsizes, chunks));
return ret;
}
-#ifdef OVERRIDE_STRDUP
-/*
- * This implementation is purely there to override the libc version, to
- * avoid a crash due to allocation and free on different 'heaps'.
- */
-char *strdup(const char *s1)
-{
- char *s2 = 0;
- if (s1) {
- size_t len = strlen(s1) + 1;
- s2 = malloc(len);
- memcpy(s2, s1, len);
- }
- return s2;
-}
-#endif
-
#if defined(__cplusplus)
}
#endif
diff --git a/compat/precompose_utf8.c b/compat/precompose_utf8.c
index 079070f..4293b53 100644
--- a/compat/precompose_utf8.c
+++ b/compat/precompose_utf8.c
@@ -50,7 +50,8 @@ void probe_utf8_pathname_composition(void)
close(output_fd);
git_path_buf(&path, "%s", auml_nfd);
precomposed_unicode = access(path.buf, R_OK) ? 0 : 1;
- git_config_set("core.precomposeunicode", precomposed_unicode ? "true" : "false");
+ git_config_set("core.precomposeunicode",
+ precomposed_unicode ? "true" : "false");
git_path_buf(&path, "%s", auml_nfc);
if (unlink(path.buf))
die_errno(_("failed to unlink '%s'"), path.buf);
@@ -146,7 +147,7 @@ struct dirent_prec_psx *precompose_utf8_readdir(PREC_DIR *prec_dir)
if (errno || inleft) {
/*
* iconv() failed and errno could be E2BIG, EILSEQ, EINVAL, EBADF
- * MacOS X avoids illegal byte sequemces.
+ * MacOS X avoids illegal byte sequences.
* If they occur on a mounted drive (e.g. NFS) it is not worth to
* die() for that, but rather let the user see the original name
*/
diff --git a/compat/qsort.c b/compat/qsort.c
index 9574d53..7d071af 100644
--- a/compat/qsort.c
+++ b/compat/qsort.c
@@ -47,7 +47,7 @@ static void msort_with_tmp(void *b, size_t n, size_t s,
void git_qsort(void *b, size_t n, size_t s,
int (*cmp)(const void *, const void *))
{
- const size_t size = n * s;
+ const size_t size = st_mult(n, s);
char buf[1024];
if (size < sizeof(buf)) {
diff --git a/compat/regex/regcomp.c b/compat/regex/regcomp.c
index fba5986..d8bde06 100644
--- a/compat/regex/regcomp.c
+++ b/compat/regex/regcomp.c
@@ -18,8 +18,6 @@
Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
02110-1301 USA. */
-#include <stdint.h>
-
static reg_errcode_t re_compile_internal (regex_t *preg, const char * pattern,
size_t length, reg_syntax_t syntax);
static void re_compile_fastmap_iter (regex_t *bufp,
diff --git a/compat/regex/regex.c b/compat/regex/regex.c
index 6aaae00..5cb23e5 100644
--- a/compat/regex/regex.c
+++ b/compat/regex/regex.c
@@ -60,6 +60,7 @@
GNU regex allows. Include it before <regex.h>, which correctly
#undefs RE_DUP_MAX and sets it to the right value. */
#include <limits.h>
+#include <stdint.h>
#ifdef GAWK
#undef alloca
diff --git a/compat/setenv.c b/compat/setenv.c
index fc1439a..7849f25 100644
--- a/compat/setenv.c
+++ b/compat/setenv.c
@@ -18,7 +18,7 @@ int gitsetenv(const char *name, const char *value, int replace)
namelen = strlen(name);
valuelen = strlen(value);
- envstr = malloc((namelen + valuelen + 2));
+ envstr = malloc(st_add3(namelen, valuelen, 2));
if (!envstr) {
errno = ENOMEM;
return -1;
diff --git a/compat/snprintf.c b/compat/snprintf.c
index 42ea1ac..0b11688 100644
--- a/compat/snprintf.c
+++ b/compat/snprintf.c
@@ -9,7 +9,7 @@
* always have room for a trailing NUL byte.
*/
#ifndef SNPRINTF_SIZE_CORR
-#if defined(WIN32) && (!defined(__GNUC__) || __GNUC__ < 4)
+#if defined(WIN32) && (!defined(__GNUC__) || __GNUC__ < 4) && (!defined(_MSC_VER) || _MSC_VER < 1900)
#define SNPRINTF_SIZE_CORR 1
#else
#define SNPRINTF_SIZE_CORR 0
diff --git a/compat/strdup.c b/compat/strdup.c
new file mode 100644
index 0000000..f3fb978
--- /dev/null
+++ b/compat/strdup.c
@@ -0,0 +1,11 @@
+#include "../git-compat-util.h"
+
+char *gitstrdup(const char *s1)
+{
+ size_t len = strlen(s1) + 1;
+ char *s2 = malloc(len);
+
+ if (s2)
+ memcpy(s2, s1, len);
+ return s2;
+}
diff --git a/compat/vcbuild/include/unistd.h b/compat/vcbuild/include/unistd.h
index c65c2cd..3a959d1 100644
--- a/compat/vcbuild/include/unistd.h
+++ b/compat/vcbuild/include/unistd.h
@@ -45,11 +45,15 @@ typedef unsigned long long uintmax_t;
typedef int64_t off64_t;
+#if !defined(_MSC_VER) || _MSC_VER < 1600
#define INTMAX_MIN _I64_MIN
#define INTMAX_MAX _I64_MAX
#define UINTMAX_MAX _UI64_MAX
#define UINT32_MAX 0xffffffff /* 4294967295U */
+#else
+#include <stdint.h>
+#endif
#define STDIN_FILENO 0
#define STDOUT_FILENO 1
diff --git a/compat/win32/pthread.h b/compat/win32/pthread.h
index 20b35a2..1c16408 100644
--- a/compat/win32/pthread.h
+++ b/compat/win32/pthread.h
@@ -78,7 +78,7 @@ extern int win32_pthread_join(pthread_t *thread, void **value_ptr);
#define pthread_equal(t1, t2) ((t1).tid == (t2).tid)
extern pthread_t pthread_self(void);
-static inline int pthread_exit(void *ret)
+static inline void NORETURN pthread_exit(void *ret)
{
ExitThread((DWORD)(intptr_t)ret);
}
@@ -104,4 +104,11 @@ static inline void *pthread_getspecific(pthread_key_t key)
return TlsGetValue(key);
}
+#ifndef __MINGW64_VERSION_MAJOR
+static inline int pthread_sigmask(int how, const sigset_t *set, sigset_t *oset)
+{
+ return 0;
+}
+#endif
+
#endif /* PTHREAD_H */
diff --git a/compat/win32/syslog.c b/compat/win32/syslog.c
index d015e43..6c7c9b6 100644
--- a/compat/win32/syslog.c
+++ b/compat/win32/syslog.c
@@ -28,13 +28,13 @@ void syslog(int priority, const char *fmt, ...)
va_end(ap);
if (str_len < 0) {
- warning("vsnprintf failed: '%s'", strerror(errno));
+ warning_errno("vsnprintf failed");
return;
}
- str = malloc(str_len + 1);
+ str = malloc(st_add(str_len, 1));
if (!str) {
- warning("malloc failed: '%s'", strerror(errno));
+ warning_errno("malloc failed");
return;
}
@@ -43,9 +43,9 @@ void syslog(int priority, const char *fmt, ...)
va_end(ap);
while ((pos = strstr(str, "%1")) != NULL) {
- str = realloc(str, ++str_len + 1);
+ str = realloc(str, st_add(++str_len, 1));
if (!str) {
- warning("realloc failed: '%s'", strerror(errno));
+ warning_errno("realloc failed");
return;
}
memmove(pos + 2, pos + 1, strlen(pos));
diff --git a/compat/win32mmap.c b/compat/win32mmap.c
index 80a8c9a..519d51f 100644
--- a/compat/win32mmap.c
+++ b/compat/win32mmap.c
@@ -2,37 +2,42 @@
void *git_mmap(void *start, size_t length, int prot, int flags, int fd, off_t offset)
{
- HANDLE hmap;
+ HANDLE osfhandle, hmap;
void *temp;
- off_t len;
- struct stat st;
+ LARGE_INTEGER len;
uint64_t o = offset;
uint32_t l = o & 0xFFFFFFFF;
uint32_t h = (o >> 32) & 0xFFFFFFFF;
- if (!fstat(fd, &st))
- len = st.st_size;
- else
+ osfhandle = (HANDLE)_get_osfhandle(fd);
+ if (!GetFileSizeEx(osfhandle, &len))
die("mmap: could not determine filesize");
- if ((length + offset) > len)
- length = xsize_t(len - offset);
+ if ((length + offset) > len.QuadPart)
+ length = xsize_t(len.QuadPart - offset);
if (!(flags & MAP_PRIVATE))
die("Invalid usage of mmap when built with USE_WIN32_MMAP");
- hmap = CreateFileMapping((HANDLE)_get_osfhandle(fd), NULL,
- PAGE_WRITECOPY, 0, 0, NULL);
+ hmap = CreateFileMapping(osfhandle, NULL,
+ prot == PROT_READ ? PAGE_READONLY : PAGE_WRITECOPY, 0, 0, NULL);
- if (!hmap)
+ if (!hmap) {
+ errno = EINVAL;
return MAP_FAILED;
+ }
- temp = MapViewOfFileEx(hmap, FILE_MAP_COPY, h, l, length, start);
+ temp = MapViewOfFileEx(hmap, prot == PROT_READ ?
+ FILE_MAP_READ : FILE_MAP_COPY, h, l, length, start);
if (!CloseHandle(hmap))
warning("unable to close file mapping handle");
- return temp ? temp : MAP_FAILED;
+ if (temp)
+ return temp;
+
+ errno = GetLastError() == ERROR_COMMITMENT_LIMIT ? EFBIG : EINVAL;
+ return MAP_FAILED;
}
int git_munmap(void *start, size_t length)
diff --git a/compat/winansi.c b/compat/winansi.c
index 5dfa5ed..db4a5b0 100644
--- a/compat/winansi.c
+++ b/compat/winansi.c
@@ -483,6 +483,7 @@ static size_t sizeof_ioinfo = 0;
#define IOINFO_L2E 5
#define IOINFO_ARRAY_ELTS (1 << IOINFO_L2E)
+#define FPIPE 0x08
#define FDEV 0x40
static inline ioinfo* _pioinfo(int fd)
@@ -491,7 +492,7 @@ static inline ioinfo* _pioinfo(int fd)
(fd & (IOINFO_ARRAY_ELTS - 1)) * sizeof_ioinfo);
}
-static int init_sizeof_ioinfo()
+static int init_sizeof_ioinfo(void)
{
int istty, wastty;
/* don't init twice */
@@ -530,6 +531,45 @@ static HANDLE swap_osfhnd(int fd, HANDLE new_handle)
return old_handle;
}
+#ifdef DETECT_MSYS_TTY
+
+#include <winternl.h>
+#include <ntstatus.h>
+
+static void detect_msys_tty(int fd)
+{
+ ULONG result;
+ BYTE buffer[1024];
+ POBJECT_NAME_INFORMATION nameinfo = (POBJECT_NAME_INFORMATION) buffer;
+ PWSTR name;
+
+ /* check if fd is a pipe */
+ HANDLE h = (HANDLE) _get_osfhandle(fd);
+ if (GetFileType(h) != FILE_TYPE_PIPE)
+ return;
+
+ /* get pipe name */
+ if (!NT_SUCCESS(NtQueryObject(h, ObjectNameInformation,
+ buffer, sizeof(buffer) - 2, &result)))
+ return;
+ name = nameinfo->Name.Buffer;
+ name[nameinfo->Name.Length] = 0;
+
+ /* check if this could be a MSYS2 pty pipe ('msys-XXXX-ptyN-XX') */
+ if (!wcsstr(name, L"msys-") || !wcsstr(name, L"-pty"))
+ return;
+
+ /* init ioinfo size if we haven't done so */
+ if (init_sizeof_ioinfo())
+ return;
+
+ /* set FDEV flag, reset FPIPE flag */
+ _pioinfo(fd)->osflags &= ~FPIPE;
+ _pioinfo(fd)->osflags |= FDEV;
+}
+
+#endif
+
void winansi_init(void)
{
int con1, con2;
@@ -538,8 +578,15 @@ void winansi_init(void)
/* check if either stdout or stderr is a console output screen buffer */
con1 = is_console(1);
con2 = is_console(2);
- if (!con1 && !con2)
+ if (!con1 && !con2) {
+#ifdef DETECT_MSYS_TTY
+ /* check if stdin / stdout / stderr are MSYS2 pty pipes */
+ detect_msys_tty(0);
+ detect_msys_tty(1);
+ detect_msys_tty(2);
+#endif
return;
+ }
/* create a named pipe to communicate with the console thread */
xsnprintf(name, sizeof(name), "\\\\.\\pipe\\winansi%lu", GetCurrentProcessId());
@@ -575,8 +622,11 @@ void winansi_init(void)
HANDLE winansi_get_osfhandle(int fd)
{
HANDLE hnd = (HANDLE) _get_osfhandle(fd);
- if ((fd == 1 || fd == 2) && isatty(fd)
- && GetFileType(hnd) == FILE_TYPE_PIPE)
- return (fd == 1) ? hconsole1 : hconsole2;
+ if (isatty(fd) && GetFileType(hnd) == FILE_TYPE_PIPE) {
+ if (fd == 1 && hconsole1)
+ return hconsole1;
+ else if (fd == 2 && hconsole2)
+ return hconsole2;
+ }
return hnd;
}
generated by cgit v0.10.2-6-g49f6 at 2024-04-30 09:11:24 (GMT)