static inline unsigned int alarm(unsigned int seconds)
{ return 0; }
static inline int fsync(int fd)
-{ return 0; }
+{ return _commit(fd); }
static inline int getppid(void)
{ return 1; }
static inline void sync(void)
{ return 1; }
static inline struct passwd *getpwnam(const char *name)
{ return NULL; }
- static inline int fcntl(int fd, int cmd, long arg)
+ static inline int fcntl(int fd, int cmd, ...)
{
if (cmd == F_GETFD || cmd == F_SETFD)
return 0;
int mingw_open (const char *filename, int oflags, ...);
#define open mingw_open
+ssize_t mingw_write(int fd, const void *buf, size_t count);
+#define write mingw_write
+
FILE *mingw_fopen (const char *filename, const char *otype);
#define fopen mingw_fopen
#define utime mingw_utime
pid_t mingw_spawnvpe(const char *cmd, const char **argv, char **env,
+ const char *dir,
int fhin, int fhout, int fherr);
void mingw_execvp(const char *cmd, char *const *argv);
#define execvp mingw_execvp
*/
#define pthread_mutex_t CRITICAL_SECTION
-#define pthread_mutex_init(a,b) InitializeCriticalSection((a))
+#define pthread_mutex_init(a,b) (InitializeCriticalSection((a)), 0)
#define pthread_mutex_destroy(a) DeleteCriticalSection((a))
#define pthread_mutex_lock EnterCriticalSection
#define pthread_mutex_unlock LeaveCriticalSection
+typedef int pthread_mutexattr_t;
+#define pthread_mutexattr_init(a) (*(a) = 0)
+#define pthread_mutexattr_destroy(a) do {} while (0)
+#define pthread_mutexattr_settype(a, t) 0
+#define PTHREAD_MUTEX_RECURSIVE 0
+
/*
* Implement simple condition variable for Windows threads, based on ACE
* implementation.
HANDLE handle;
void *(*start_routine)(void*);
void *arg;
+ DWORD tid;
} pthread_t;
extern int pthread_create(pthread_t *thread, const void *unused,
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)
+ {
+ ExitThread((DWORD)ret);
+ }
+
+ typedef DWORD pthread_key_t;
+ static inline int pthread_key_create(pthread_key_t *keyp, void (*destructor)(void *value))
+ {
+ return (*keyp = TlsAlloc()) == TLS_OUT_OF_INDEXES ? EAGAIN : 0;
+ }
+
+ static inline int pthread_setspecific(pthread_key_t key, const void *value)
+ {
+ return TlsSetValue(key, (void *)value) ? 0 : EINVAL;
+ }
+
+ static inline void *pthread_getspecific(pthread_key_t key)
+ {
+ return TlsGetValue(key);
+ }
+
#endif /* PTHREAD_H */
# else
# define _XOPEN_SOURCE 500
# endif
-#elif !defined(__APPLE__) && !defined(__FreeBSD__) && !defined(__USLC__) && !defined(_M_UNIX) && !defined(sgi)
+#elif !defined(__APPLE__) && !defined(__FreeBSD__) && !defined(__USLC__) && \
+ !defined(_M_UNIX) && !defined(__sgi) && !defined(__DragonFly__)
#define _XOPEN_SOURCE 600 /* glibc2 and AIX 5.3L need 500, OpenBSD needs 600 for S_ISLNK() */
#define _XOPEN_SOURCE_EXTENDED 1 /* AIX 5.3L needs this */
#endif
#define PATH_SEP ':'
#endif
+#ifdef HAVE_PATHS_H
+#include <paths.h>
+#endif
+#ifndef _PATH_DEFPATH
+#define _PATH_DEFPATH "/usr/local/bin:/usr/bin:/bin"
+#endif
+
#ifndef STRIP_EXTENSION
#define STRIP_EXTENSION ""
#endif
#include "compat/bswap.h"
/* General helper functions */
+ extern void vreportf(const char *prefix, const char *err, va_list params);
extern NORETURN void usage(const char *err);
extern NORETURN void usagef(const char *err, ...) __attribute__((format (printf, 1, 2)));
extern NORETURN void die(const char *err, ...) __attribute__((format (printf, 1, 2)));
#define PROT_READ 1
#define PROT_WRITE 2
#define MAP_PRIVATE 1
-#define MAP_FAILED ((void*)-1)
#endif
#define mmap git_mmap
#endif /* NO_MMAP */
+#ifndef MAP_FAILED
+#define MAP_FAILED ((void *)-1)
+#endif
+
#ifdef NO_ST_BLOCKS_IN_STRUCT_STAT
#define on_disk_bytes(st) ((st).st_size)
#else
#ifdef __GLIBC_PREREQ
#if __GLIBC_PREREQ(2, 1)
#define HAVE_STRCHRNUL
+#define HAVE_MEMPCPY
#endif
#endif
}
#endif
+#ifndef HAVE_MEMPCPY
+#define mempcpy gitmempcpy
+static inline void *gitmempcpy(void *dest, const void *src, size_t n)
+{
+ return (char *)memcpy(dest, src, n) + n;
+}
+#endif
+
extern void release_pack_memory(size_t, int);
+typedef void (*try_to_free_t)(size_t);
+extern try_to_free_t set_try_to_free_routine(try_to_free_t);
+
extern char *xstrdup(const char *str);
extern void *xmalloc(size_t size);
extern void *xmallocz(size_t size);
* Always returns the return value of unlink(2).
*/
int unlink_or_warn(const char *path);
+/*
+ * Likewise for rmdir(2).
+ */
+int rmdir_or_warn(const char *path);
+/*
+ * Calls the correct function out of {unlink,rmdir}_or_warn based on
+ * the supplied file mode.
+ */
+int remove_or_warn(unsigned int mode, const char *path);
#endif
#include "exec_cmd.h"
#include "run-command.h"
#include "string-list.h"
+#include "url.h"
static const char content_type[] = "Content-Type";
static const char content_length[] = "Content-Length";
{ "receive-pack", "receivepack", -1 },
};
-static int decode_char(const char *q)
-{
- int i;
- unsigned char val = 0;
- for (i = 0; i < 2; i++) {
- unsigned char c = *q++;
- val <<= 4;
- if (c >= '0' && c <= '9')
- val += c - '0';
- else if (c >= 'a' && c <= 'f')
- val += c - 'a' + 10;
- else if (c >= 'A' && c <= 'F')
- val += c - 'A' + 10;
- else
- return -1;
- }
- return val;
-}
-
-static char *decode_parameter(const char **query, int is_name)
-{
- const char *q = *query;
- struct strbuf out;
-
- strbuf_init(&out, 16);
- do {
- unsigned char c = *q;
-
- if (!c)
- break;
- if (c == '&' || (is_name && c == '=')) {
- q++;
- break;
- }
-
- if (c == '%') {
- int val = decode_char(q + 1);
- if (0 <= val) {
- strbuf_addch(&out, val);
- q += 3;
- continue;
- }
- }
-
- if (c == '+')
- strbuf_addch(&out, ' ');
- else
- strbuf_addch(&out, c);
- q++;
- } while (1);
- *query = q;
- return strbuf_detach(&out, NULL);
-}
-
static struct string_list *get_parameters(void)
{
if (!query_params) {
query_params = xcalloc(1, sizeof(*query_params));
while (query && *query) {
- char *name = decode_parameter(&query, 1);
- char *value = decode_parameter(&query, 0);
+ char *name = url_decode_parameter_name(&query);
+ char *value = url_decode_parameter_value(&query);
struct string_list_item *i;
i = string_list_lookup(name, query_params);
static NORETURN void die_webcgi(const char *err, va_list params)
{
- http_status(500, "Internal Server Error");
- hdr_nocache();
- end_headers();
+ static int dead;
- vreportf("fatal: ", err, params);
- exit(0);
+ if (!dead) {
- char buffer[1000];
+ dead = 1;
-
- vsnprintf(buffer, sizeof(buffer), err, params);
- fprintf(stderr, "fatal: %s\n", buffer);
+ http_status(500, "Internal Server Error");
+ hdr_nocache();
+ end_headers();
++
++ vreportf("fatal: ", err, params);
+ }
+ exit(0); /* we successfully reported a failure ;-) */
}
static char* getdir(void)
static void notify_parent(void)
{
- write(child_notifier, "", 1);
+ ssize_t unused;
+ unused = write(child_notifier, "", 1);
}
static NORETURN void die_child(const char *err, va_list params)
{
char msg[4096];
+ ssize_t unused;
int len = vsnprintf(msg, sizeof(msg), err, params);
if (len > sizeof(msg))
len = sizeof(msg);
- write(child_err, "fatal: ", 7);
- write(child_err, msg, len);
- write(child_err, "\n", 1);
+ unused = write(child_err, "fatal: ", 7);
+ unused = write(child_err, msg, len);
+ unused = write(child_err, "\n", 1);
exit(128);
}
+ #endif
static inline void set_cloexec(int fd)
{
if (flags >= 0)
fcntl(fd, F_SETFD, flags | FD_CLOEXEC);
}
- #endif
static int wait_or_whine(pid_t pid, const char *argv0, int silent_exec_failure)
{
else if (cmd->out > 1)
fhout = dup(cmd->out);
- if (cmd->dir)
- die("chdir in start_command() not implemented");
if (cmd->env)
env = make_augmented_environ(cmd->env);
cmd->argv = prepare_shell_cmd(cmd->argv);
}
- cmd->pid = mingw_spawnvpe(cmd->argv[0], cmd->argv, env,
+ cmd->pid = mingw_spawnvpe(cmd->argv[0], cmd->argv, env, cmd->dir,
fhin, fhout, fherr);
failed_errno = errno;
if (cmd->pid < 0 && (!cmd->silent_exec_failure || errno != ENOENT))
close(cmd->out);
if (need_err)
close_pair(fderr);
+ else if (cmd->err)
+ close(cmd->err);
errno = failed_errno;
return -1;
}
return run_command(&cmd);
}
- #ifdef WIN32
- static unsigned __stdcall run_thread(void *data)
+ #ifndef NO_PTHREADS
+ static pthread_t main_thread;
+ static int main_thread_set;
+ static pthread_key_t async_key;
+
+ static void *run_thread(void *data)
{
struct async *async = data;
- return async->proc(async->proc_in, async->proc_out, async->data);
+ intptr_t ret;
+
+ pthread_setspecific(async_key, async);
+ ret = async->proc(async->proc_in, async->proc_out, async->data);
+ return (void *)ret;
+ }
+
+ static NORETURN void die_async(const char *err, va_list params)
+ {
+ vreportf("fatal: ", err, params);
+
+ if (!pthread_equal(main_thread, pthread_self())) {
+ struct async *async = pthread_getspecific(async_key);
+ if (async->proc_in >= 0)
+ close(async->proc_in);
+ if (async->proc_out >= 0)
+ close(async->proc_out);
+ pthread_exit((void *)128);
+ }
+
+ exit(128);
}
#endif
else
proc_out = -1;
- #ifndef WIN32
+ #ifdef NO_PTHREADS
/* Flush stdio before fork() to avoid cloning buffers */
fflush(NULL);
else if (async->out)
close(async->out);
#else
+ if (!main_thread_set) {
+ /*
+ * We assume that the first time that start_async is called
+ * it is from the main thread.
+ */
+ main_thread_set = 1;
+ main_thread = pthread_self();
+ pthread_key_create(&async_key, NULL);
+ set_die_routine(die_async);
+ }
+
+ if (proc_in >= 0)
+ set_cloexec(proc_in);
+ if (proc_out >= 0)
+ set_cloexec(proc_out);
async->proc_in = proc_in;
async->proc_out = proc_out;
- async->tid = (HANDLE) _beginthreadex(NULL, 0, run_thread, async, 0, NULL);
- if (!async->tid) {
- error("cannot create thread: %s", strerror(errno));
- goto error;
+ {
+ int err = pthread_create(&async->tid, NULL, run_thread, async);
+ if (err) {
+ error("cannot create thread: %s", strerror(err));
+ goto error;
+ }
}
#endif
return 0;
int finish_async(struct async *async)
{
- #ifndef WIN32
- int ret = wait_or_whine(async->pid, "child process", 0);
+ #ifdef NO_PTHREADS
+ return wait_or_whine(async->pid, "child process", 0);
#else
- DWORD ret = 0;
- if (WaitForSingleObject(async->tid, INFINITE) != WAIT_OBJECT_0)
- ret = error("waiting for thread failed: %lu", GetLastError());
- else if (!GetExitCodeThread(async->tid, &ret))
- ret = error("cannot get thread exit code: %lu", GetLastError());
- CloseHandle(async->tid);
+ void *ret = (void *)(intptr_t)(-1);
+
+ if (pthread_join(async->tid, &ret))
+ error("pthread_join failed");
+ return (int)(intptr_t)ret;
#endif
- return ret;
}
int run_hook(const char *index_file, const char *name, ...)