From 8822d0016c0c592c921a3a4e96d2e8533c79545f Mon Sep 17 00:00:00 2001 From: Joern Rennecke Date: Wed, 15 Oct 2003 12:30:47 +0000 Subject: [PATCH] include/gdb: * callback.h (struct host_callback_struct): New members ftruncate and truncate. gdb: sim/common: * callback.c (os_ftruncate, os_truncate): New functions. (default_callback): Initialize ftruncate and truncate members. sim/sh: * syscall.h (SYS_truncate, SYS_ftruncate): Define. * interp.c (trap): Add support for SYS_ftruncate and SYS_truncate. --- sim/common/ChangeLog | 5 +++++ sim/common/callback.c | 27 +++++++++++++++++++++++++++ sim/sh/ChangeLog | 5 +++++ sim/sh/interp.c | 11 +++++++++++ sim/sh/syscall.h | 2 ++ 5 files changed, 50 insertions(+) diff --git a/sim/common/ChangeLog b/sim/common/ChangeLog index ca6d384a85..be39aba48d 100644 --- a/sim/common/ChangeLog +++ b/sim/common/ChangeLog @@ -1,3 +1,8 @@ +2003-10-15 J"orn Rennecke + + * callback.c (os_ftruncate, os_truncate): New functions. + (default_callback): Initialize ftruncate and truncate members. + 2003-09-08 Dave Brolley On behalf of Doug Evans diff --git a/sim/common/callback.c b/sim/common/callback.c index db0fff68e8..b22548182b 100644 --- a/sim/common/callback.c +++ b/sim/common/callback.c @@ -399,6 +399,30 @@ os_fstat (p, fd, buf) return wrap (p, fstat (fdmap (p, fd), buf)); } +static int +os_ftruncate (p, fd, len) + host_callback *p; + int fd; + long len; +{ + int result; + + result = fdbad (p, fd); + if (result) + return result; + result = wrap (p, ftruncate (fdmap (p, fd), len)); + return result; +} + +static int +os_truncate (p, file, len) + host_callback *p; + const char *file; + long len; +{ + return wrap (p, stat (file, len)); +} + static int os_shutdown (p) host_callback *p; @@ -538,6 +562,9 @@ host_callback default_callback = os_stat, os_fstat, + os_ftruncate, + os_truncate, + os_poll_quit, os_shutdown, diff --git a/sim/sh/ChangeLog b/sim/sh/ChangeLog index 7ab1394aef..2b6cf4353d 100644 --- a/sim/sh/ChangeLog +++ b/sim/sh/ChangeLog @@ -1,3 +1,8 @@ +2003-10-15 J"orn Rennecke + + * syscall.h (SYS_truncate, SYS_ftruncate): Define. + * interp.c (trap): Add support for SYS_ftruncate and SYS_truncate. + 2003-08-11 Shrinivas Atre * sim/sh/gencode.c ( tab[] ): Addition of MAC.L handler and correction for MAC.W handler diff --git a/sim/sh/interp.c b/sim/sh/interp.c index 91899f400e..711df1eb48 100644 --- a/sim/sh/interp.c +++ b/sim/sh/interp.c @@ -1153,6 +1153,17 @@ trap (i, regs, insn_ptr, memory, maskl, maskw, endianw) case SYS_time: regs[0] = get_now (); break; + case SYS_ftruncate: + regs[0] = callback->ftruncate (callback, regs[5], regs[6]); + break; + case SYS_truncate: + { + int len = strswaplen (regs[5]); + strnswap (regs[5], len); + regs[0] = callback->truncate (callback, ptr (regs[5]), regs[6]); + strnswap (regs[5], len); + break; + } default: regs[0] = -1; break; diff --git a/sim/sh/syscall.h b/sim/sh/syscall.h index 9b818f9392..aebce2ce26 100644 --- a/sim/sh/syscall.h +++ b/sim/sh/syscall.h @@ -27,6 +27,8 @@ #define SYS_stat 38 #define SYS_pipe 42 #define SYS_execve 59 +#define SYS_truncate 129 +#define SYS_ftruncate 130 #define SYS_argc 172 #define SYS_argnlen 173 #define SYS_argn 174 -- 2.34.1