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dll: fuse: Cygwin signal handling support

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This commit is contained in:
Bill Zissimopoulos
2016-06-14 21:36:08 -07:00
parent e227ae5751
commit 958f694b6f
4 changed files with 46 additions and 12 deletions
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3
inc/fuse/fuse_common.h
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@ -126,7 +126,8 @@ static inline int fuse_set_signal_handlers(struct fuse_session *se)
static inline void fuse_remove_signal_handlers(struct fuse_session *se)
{
fsp_fuse_remove_signal_handlers(se);
(void)se;
fsp_fuse_set_signal_handlers(0);
}
#ifdef __cplusplus

36
inc/fuse/winfsp_fuse.h
View File

@ -19,6 +19,7 @@
#ifndef FUSE_WINFSP_FUSE_H_INCLUDED
#define FUSE_WINFSP_FUSE_H_INCLUDED
#include <errno.h>
#include <stdint.h>
#if !defined(WINFSP_DLL_INTERNAL)
#include <stdlib.h>
@ -158,7 +159,6 @@ struct fuse_flock
MemAlloc, MemFree, \
fsp_fuse_daemonize, \
fsp_fuse_set_signal_handlers, \
fsp_fuse_remove_signal_handlers,\
}
#else
#define FSP_FUSE_ENV_INIT \
@ -167,13 +167,12 @@ struct fuse_flock
malloc, free, \
fsp_fuse_daemonize, \
fsp_fuse_set_signal_handlers, \
fsp_fuse_remove_signal_handlers,\
}
#endif
#elif defined(__CYGWIN__)
#include <errno.h>
#include <fcntl.h>
#include <sys/stat.h>
#include <sys/statvfs.h>
#include <sys/types.h>
@ -207,7 +206,6 @@ struct fuse_flock
malloc, free, \
fsp_fuse_daemonize, \
fsp_fuse_set_signal_handlers, \
fsp_fuse_remove_signal_handlers,\
}
/*
@ -226,9 +224,11 @@ struct fsp_fuse_env
void (*memfree)(void *);
int (*daemonize)(int);
int (*set_signal_handlers)(void *);
void (*remove_signal_handlers)(void *);
};
FSP_FUSE_API void fsp_fuse_signal_handler(int sig);
FSP_FUSE_API void fsp_fuse_set_signal_arg(void *se);
static inline int fsp_fuse_daemonize(int foreground)
{
#if defined(_WIN64) || defined(_WIN32)
@ -250,13 +250,31 @@ static inline int fsp_fuse_daemonize(int foreground)
static inline int fsp_fuse_set_signal_handlers(void *se)
{
#if defined(_WIN64) || defined(_WIN32)
(void)se;
return 0;
}
#elif defined(__CYGWIN__)
static inline void fsp_fuse_remove_signal_handlers(void *se)
{
(void)se;
#define FSP_FUSE_SET_SIGNAL_HANDLER(sig, newha)\
newsa.sa_handler = se ? (newha) : SIG_DFL;\
if (-1 == sigaction((sig), 0, &oldsa) ||\
(oldsa.sa_handler == (se ? SIG_DFL : (newha)) && -1 == sigaction((sig), &newsa, 0)))\
return -1;
struct sigaction oldsa, newsa = { 0 };
FSP_FUSE_SET_SIGNAL_HANDLER(SIGHUP, fsp_fuse_signal_handler);
FSP_FUSE_SET_SIGNAL_HANDLER(SIGINT, fsp_fuse_signal_handler);
FSP_FUSE_SET_SIGNAL_HANDLER(SIGTERM, fsp_fuse_signal_handler);
FSP_FUSE_SET_SIGNAL_HANDLER(SIGTERM, SIG_IGN);
fsp_fuse_set_signal_arg(se);
return 0;
#undef FSP_FUSE_SET_SIGNAL_HANDLER
#endif
}
static inline struct fsp_fuse_env *fsp_fuse_env(void)