--- i386-linux-tdep.c | 14 ++++++++++++++ linux-record.c | 28 +++++++++++++--------------- linux-record.h | 7 +++++++ 3 files changed, 34 insertions(+), 15 deletions(-) --- a/i386-linux-tdep.c +++ b/i386-linux-tdep.c @@ -586,6 +586,14 @@ static int i386_linux_sc_reg_offset[] = #define I386_LINUX_RECORD_IOCTL_TIOCSHAYESESP 0x545F #define I386_LINUX_RECORD_IOCTL_FIOQSIZE 0x5460 +/* The values of the second argument of system call "sys_fcntl" + and "sys_fcntl64". The values of these macros were obtained from + Linux Kernel source. */ +#define I386_LINUX_RECORD_FCNTL_F_GETLK 5 +#define I386_LINUX_RECORD_FCNTL_F_GETLK64 12 +#define I386_LINUX_RECORD_FCNTL_F_SETLK64 13 +#define I386_LINUX_RECORD_FCNTL_F_SETLKW64 14 + static void i386_linux_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch) { @@ -781,6 +789,12 @@ i386_linux_init_abi (struct gdbarch_info I386_LINUX_RECORD_IOCTL_TIOCSHAYESESP; i386_linux_record_tdep.ioctl_FIOQSIZE = I386_LINUX_RECORD_IOCTL_FIOQSIZE; + i386_linux_record_tdep.fcntl_F_GETLK = I386_LINUX_RECORD_FCNTL_F_GETLK; + i386_linux_record_tdep.fcntl_F_GETLK64 = I386_LINUX_RECORD_FCNTL_F_GETLK64; + i386_linux_record_tdep.fcntl_F_SETLK64 = I386_LINUX_RECORD_FCNTL_F_SETLK64; + i386_linux_record_tdep.fcntl_F_SETLKW64 = + I386_LINUX_RECORD_FCNTL_F_SETLKW64; + i386_linux_record_tdep.arg1 = I386_EBX_REGNUM; i386_linux_record_tdep.arg2 = I386_ECX_REGNUM; i386_linux_record_tdep.arg3 = I386_EDX_REGNUM; --- a/linux-record.c +++ b/linux-record.c @@ -394,7 +394,7 @@ record_linux_system_call (int num, struc { printf_unfiltered (_("Process record and replay target doesn't " "support ioctl request 0x%08x.\n"), - tmpu32); + (int)tmpu32); return 1; } break; @@ -404,7 +404,7 @@ record_linux_system_call (int num, struc /* XXX */ regcache_raw_read (regcache, tdep->arg2, (gdb_byte *) & tmpu32); sys_fcntl: - if (tmpu32 == F_GETLK) + if (tmpu32 == tdep->fcntl_F_GETLK) { regcache_raw_read (regcache, tdep->arg3, (gdb_byte *) & tmpu32); @@ -626,7 +626,7 @@ record_linux_system_call (int num, struc "It will free the memory addr = 0x%s len = %d. " "It will make record target get error. " "Do you want to stop the program?"), - paddr_nz (tmpu32), len); + paddr_nz (tmpu32), (int)len); target_terminal_inferior (); if (q) return 1; @@ -935,7 +935,7 @@ record_linux_system_call (int num, struc default: printf_unfiltered (_("Process record and replay target " "doesn't support socketcall call 0x%08x\n"), - tmpu32); + (int)tmpu32); return -1; break; } @@ -1631,20 +1631,17 @@ record_linux_system_call (int num, struc /* sys_fcntl64 */ case 221: regcache_raw_read (regcache, tdep->arg2, (gdb_byte *) & tmpu32); - switch (tmpu32) - { - case F_GETLK64: + if (tmpu32 == tdep->fcntl_F_GETLK64) + { regcache_raw_read (regcache, tdep->arg3, (gdb_byte *) & tmpu32); if (record_arch_list_add_mem (tmpu32, tdep->size_flock64)) return -1; - break; - case F_SETLK64: - case F_SETLKW64: - break; - default: + } + else if (tmpu32 != tdep->fcntl_F_SETLK64 + && tmpu32 != tdep->fcntl_F_SETLKW64) + { goto sys_fcntl; - break; } break; @@ -1786,7 +1783,8 @@ record_linux_system_call (int num, struc fprintf_unfiltered (gdb_stdlog, "Process record: error reading memory " "at addr = 0x%s len = %d.\n", - paddr_nz (tmpu32), nr * tdep->size_int); + paddr_nz (tmpu32), + (int)(nr * tdep->size_int)); return -1; } for (i = 0; i < nr; i++) @@ -2196,7 +2194,7 @@ record_linux_system_call (int num, struc default: printf_unfiltered (_("Process record and replay target doesn't " "support syscall number 0x%08x\n"), - tmpu32); + (int)tmpu32); return -1; break; } --- a/linux-record.h +++ b/linux-record.h @@ -158,6 +158,13 @@ struct linux_record_tdep int ioctl_TIOCSHAYESESP; int ioctl_FIOQSIZE; + /* The values of the second argument of system call "sys_fcntl" + and "sys_fcntl64". */ + int fcntl_F_GETLK; + int fcntl_F_GETLK64; + int fcntl_F_SETLK64; + int fcntl_F_SETLKW64; + /* The number of the registers that are used as the arguments of a system call. */ int arg1;