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* io.c (rb_io_s_sysopen): preserve path in the buffer allocated by

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ALLOCA_N() to prevent modification.  [ruby-dev:24438]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@7002 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
matz 2004-10-06 15:10:43 +00:00
parent 1af24252b8
commit 7f5cf7a100
2 changed files with 13 additions and 6 deletions
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5
ChangeLog
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@ -1,3 +1,8 @@
Thu Oct 7 00:08:37 2004 Yukihiro Matsumoto <matz@ruby-lang.org>
* io.c (rb_io_s_sysopen): preserve path in the buffer allocated by
ALLOCA_N() to prevent modification. [ruby-dev:24438]
Wed Oct 6 09:21:00 2004 Yukihiro Matsumoto <matz@ruby-lang.org>
* io.c (rb_io_mode_flags): preserve append mode flag.

14
io.c
View file

@ -2572,11 +2572,11 @@ rb_file_sysopen_internal(io, fname, flags, mode)
MakeOpenFile(io, fptr);
fd = rb_sysopen(fname, flags, mode);
fptr->path = strdup(fname);
m = rb_io_modenum_mode(flags);
fptr->mode = rb_io_modenum_flags(flags);
fd = rb_sysopen(fptr->path, flags, mode);
fptr->f = rb_fdopen(fd, m);
fptr->path = strdup(fname);
return io;
}
@ -3007,12 +3007,11 @@ rb_open_file(argc, argv, io)
VALUE io;
{
VALUE fname, vmode, perm;
char *path, *mode;
char *mode;
int flags, fmode;
rb_scan_args(argc, argv, "12", &fname, &vmode, &perm);
FilePathValue(fname);
path = RSTRING(fname)->ptr;
if (FIXNUM_P(vmode) || !NIL_P(perm)) {
if (FIXNUM_P(vmode)) {
@ -3024,7 +3023,7 @@ rb_open_file(argc, argv, io)
}
fmode = NIL_P(perm) ? 0666 : NUM2INT(perm);
rb_file_sysopen_internal(io, path, flags, fmode);
rb_file_sysopen_internal(io, RSTRING(fname)->ptr, flags, fmode);
}
else {
mode = NIL_P(vmode) ? "r" : StringValuePtr(vmode);
@ -3079,6 +3078,7 @@ rb_io_s_sysopen(argc, argv)
{
VALUE fname, vmode, perm;
int flags, fmode, fd;
char *path;
rb_scan_args(argc, argv, "12", &fname, &vmode, &perm);
FilePathValue(fname);
@ -3092,7 +3092,9 @@ rb_io_s_sysopen(argc, argv)
if (NIL_P(perm)) fmode = 0666;
else fmode = NUM2INT(perm);
fd = rb_sysopen(RSTRING(fname)->ptr, flags, fmode);
path = ALLOCA_N(char, strlen(RSTRING(fname)->ptr)+1);
strcpy(path, RSTRING(fname)->ptr);
fd = rb_sysopen(path, flags, fmode);
return INT2NUM(fd);
}