From 2cbb8dd0984e46b8650678c69f426d06e37c117b Mon Sep 17 00:00:00 2001 From: Frantisek Sumsal Date: Thu, 4 Apr 2019 11:23:59 +0200 Subject: [PATCH] missing: when adding syscall replacements, use different names Based on 5187dd2c403caf92d09f3491e41f1ceb3f10491f Resolves: #1694605 --- src/shared/missing.h | 40 ++++++++++++++++++++++++++++++---------- 1 file changed, 30 insertions(+), 10 deletions(-) diff --git a/src/shared/missing.h b/src/shared/missing.h index a7771bc996..4596b2b494 100644 --- a/src/shared/missing.h +++ b/src/shared/missing.h @@ -127,9 +127,11 @@ #endif #if !HAVE_DECL_PIVOT_ROOT -static inline int pivot_root(const char *new_root, const char *put_old) { +static inline int missing_pivot_root(const char *new_root, const char *put_old) { return syscall(SYS_pivot_root, new_root, put_old); } + +#define pivot_root missing_pivot_root #endif #ifndef __NR_memfd_create @@ -197,13 +199,15 @@ static inline int pivot_root(const char *new_root, const char *put_old) { #endif #ifndef HAVE_FANOTIFY_INIT -static inline int fanotify_init(unsigned int flags, unsigned int event_f_flags) { +static inline int missing_fanotify_init(unsigned int flags, unsigned int event_f_flags) { return syscall(__NR_fanotify_init, flags, event_f_flags); } + +#define fanotify_init missing_fanotify_init #endif #ifndef HAVE_FANOTIFY_MARK -static inline int fanotify_mark(int fanotify_fd, unsigned int flags, uint64_t mask, +static inline int missing_fanotify_mark(int fanotify_fd, unsigned int flags, uint64_t mask, int dfd, const char *pathname) { #if defined _MIPS_SIM && _MIPS_SIM == _MIPS_SIM_ABI32 || defined __powerpc__ && !defined __powerpc64__ \ || defined __arm__ && !defined __aarch64__ @@ -219,12 +223,16 @@ static inline int fanotify_mark(int fanotify_fd, unsigned int flags, uint64_t ma return syscall(__NR_fanotify_mark, fanotify_fd, flags, mask, dfd, pathname); #endif } + +#define fanotify_mark missing_fanotify_mark #endif #ifndef HAVE_MEMFD_CREATE -static inline int memfd_create(const char *name, unsigned int flags) { +static inline int missing_memfd_create(const char *name, unsigned int flags) { return syscall(__NR_memfd_create, name, flags); } + +#define memfd_create missing_memfd_create #endif #ifndef __NR_getrandom @@ -261,9 +269,11 @@ static inline int memfd_create(const char *name, unsigned int flags) { #endif #if !HAVE_DECL_GETRANDOM -static inline int getrandom(void *buffer, size_t count, unsigned flags) { +static inline int missing_getrandom(void *buffer, size_t count, unsigned flags) { return syscall(__NR_getrandom, buffer, count, flags); } + +#define getrandom missing_getrandom #endif #ifndef GRND_NONBLOCK @@ -529,9 +539,11 @@ struct btrfs_ioctl_clone_range_args { #endif #if !HAVE_DECL_GETTID -static inline pid_t gettid(void) { +static inline pid_t missing_gettid(void) { return (pid_t) syscall(SYS_gettid); } + +#define gettid missing_gettid #endif #ifndef SCM_SECURITY @@ -583,9 +595,11 @@ struct file_handle { unsigned char f_handle[0]; }; -static inline int name_to_handle_at(int fd, const char *name, struct file_handle *handle, int *mnt_id, int flags) { +static inline int missing_name_to_handle_at(int fd, const char *name, struct file_handle *handle, int *mnt_id, int flags) { return syscall(__NR_name_to_handle_at, fd, name, handle, mnt_id, flags); } + +#define name_to_handle_at missing_name_to_handle_at #endif #ifndef HAVE_SECURE_GETENV @@ -647,9 +661,11 @@ static inline int name_to_handle_at(int fd, const char *name, struct file_handle #endif #if !HAVE_DECL_SETNS -static inline int setns(int fd, int nstype) { +static inline int missing_setns(int fd, int nstype) { return syscall(__NR_setns, fd, nstype); } + +#define setns missing_setns #endif #if !HAVE_DECL_LO_FLAGS_PARTSCAN @@ -986,9 +1002,11 @@ static inline pid_t raw_getpid(void) { # endif #endif -static inline int renameat2(int oldfd, const char *oldname, int newfd, const char *newname, unsigned flags) { +static inline int missing_renameat2(int oldfd, const char *oldname, int newfd, const char *newname, unsigned flags) { return syscall(__NR_renameat2, oldfd, oldname, newfd, newname, flags); } + +#define renameat2 missing_renameat2 #endif #ifndef RENAME_NOREPLACE @@ -996,9 +1014,11 @@ static inline int renameat2(int oldfd, const char *oldname, int newfd, const cha #endif #if !HAVE_DECL_KCMP -static inline int kcmp(pid_t pid1, pid_t pid2, int type, unsigned long idx1, unsigned long idx2) { +static inline int missing_kcmp(pid_t pid1, pid_t pid2, int type, unsigned long idx1, unsigned long idx2) { return syscall(__NR_kcmp, pid1, pid2, type, idx1, idx2); } + +#define kcmp missing_kcmp #endif #ifndef KCMP_FILE