dmbcs/i-bash
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Imported from ../bash-2.05a.tar.gz.

Browse source
This commit is contained in:
Jari Aalto 2001-11-13 17:56:06 +00:00
commit f73dda092b
303 changed files with 37069 additions and 28812 deletions
Download patch file Download diff file Expand all files Collapse all files

78
lib/sh/tmpfile.c
View file

@ -44,7 +44,7 @@ extern int errno;
#define DEFAULT_TMPDIR "." /* bogus default, should be changed */
#define DEFAULT_NAMEROOT "shtmp"
extern int dollar_dollar_pid;
extern pid_t dollar_dollar_pid;
static char *sys_tmpdir = (char *)NULL;
static int ntmpfiles;
@ -59,6 +59,12 @@ get_sys_tmpdir ()
if (sys_tmpdir)
return sys_tmpdir;
#ifdef P_tmpdir
sys_tmpdir = P_tmpdir;
if (stat (sys_tmpdir, &sb) == 0)
return sys_tmpdir;
#endif
sys_tmpdir = "/tmp";
if (stat (sys_tmpdir, &sb) == 0)
return sys_tmpdir;
@ -71,11 +77,7 @@ get_sys_tmpdir ()
if (stat (sys_tmpdir, &sb) == 0)
return sys_tmpdir;
#ifdef P_tmpdir
sys_tmpdir = P_tmpdir;
#else
sys_tmpdir = DEFAULT_TMPDIR;
#endif
return sys_tmpdir;
}
@ -105,32 +107,42 @@ sh_mktmpname (nameroot, flags)
char *nameroot;
int flags;
{
char *filename, *tdir;
char *filename, *tdir, *lroot;
struct stat sb;
int r, tdlen;
filename = xmalloc (PATH_MAX + 1);
filename = (char *)xmalloc (PATH_MAX + 1);
tdir = get_tmpdir (flags);
tdlen = strlen (tdir);
if (nameroot == 0)
nameroot = DEFAULT_NAMEROOT;
lroot = nameroot ? nameroot : DEFAULT_NAMEROOT;
#ifdef USE_MKTEMP
sprintf (filename, "%s/%s.XXXXXX", tdir, lroot);
if (mktemp (filename) == 0)
{
free (filename);
filename = NULL;
}
#else /* !USE_MKTEMP */
while (1)
{
filenum *= (int)time ((time_t *)0) * dollar_dollar_pid *
((flags & MT_USERANDOM) ? get_random_number () : ntmpfiles++);
sprintf (filename, "%s/%s-%lu", tdir, nameroot, filenum);
filenum = (filenum << 1) ^
(unsigned long) time ((time_t *)0) ^
(unsigned long) dollar_dollar_pid ^
(unsigned long) ((flags & MT_USERANDOM) ? get_random_number () : ntmpfiles++);
sprintf (filename, "%s/%s-%lu", tdir, lroot, filenum);
if (tmpnamelen > 0 && tmpnamelen < 32)
filename[tdlen + 1 + tmpnamelen] = '\0';
#ifdef HAVE_LSTAT
# ifdef HAVE_LSTAT
r = lstat (filename, &sb);
#else
# else
r = stat (filename, &sb);
#endif
# endif
if (r < 0 && errno == ENOENT)
break;
}
#endif /* !USE_MKTEMP */
return filename;
}
@ -141,21 +153,34 @@ sh_mktmpfd (nameroot, flags, namep)
int flags;
char **namep;
{
char *filename, *tdir;
char *filename, *tdir, *lroot;
int fd, tdlen;
filename = xmalloc (PATH_MAX + 1);
filename = (char *)xmalloc (PATH_MAX + 1);
tdir = get_tmpdir (flags);
tdlen = strlen (tdir);
if (nameroot == 0)
nameroot = DEFAULT_NAMEROOT;
lroot = nameroot ? nameroot : DEFAULT_NAMEROOT;
#ifdef USE_MKSTEMP
sprintf (filename, "%s/%s.XXXXXX", tdir, lroot);
fd = mkstemp (filename);
if (fd < 0 || namep == 0)
{
free (filename);
filename = NULL;
}
if (namep)
*namep = filename;
return fd;
#else /* !USE_MKSTEMP */
do
{
filenum *= (int)time ((time_t *)0) * dollar_dollar_pid *
((flags & MT_USERANDOM) ? get_random_number () : ntmpfiles++);
sprintf (filename, "%s/%s-%lu", tdir, nameroot, filenum);
filenum = (filenum << 1) ^
(unsigned long) time ((time_t *)0) ^
(unsigned long) dollar_dollar_pid ^
(unsigned long) ((flags & MT_USERANDOM) ? get_random_number () : ntmpfiles++);
sprintf (filename, "%s/%s-%lu", tdir, lroot, filenum);
if (tmpnamelen > 0 && tmpnamelen < 32)
filename[tdlen + 1 + tmpnamelen] = '\0';
fd = open (filename, BASEOPENFLAGS | ((flags & MT_READWRITE) ? O_RDWR : O_WRONLY), 0600);
@ -168,6 +193,7 @@ sh_mktmpfd (nameroot, flags, namep)
free (filename);
return fd;
#endif /* !USE_MKSTEMP */
}
FILE *
@ -177,7 +203,13 @@ sh_mktmpfp (nameroot, flags, namep)
char **namep;
{
int fd;
FILE *fp;
fd = sh_mktmpfd (nameroot, flags, namep);
return ((fd >= 0) ? (fdopen (fd, (flags & MT_READWRITE) ? "w+" : "w")) : (FILE *)NULL);
if (fd < 0)
return ((FILE *)NULL);
fp = fdopen (fd, (flags & MT_READWRITE) ? "w+" : "w");
if (fp == 0)
close (fd);
return fp;
}