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-rw-r--r--misc/Makefile7
-rw-r--r--misc/fstab.c21
-rw-r--r--misc/hsearch.c6
-rw-r--r--misc/hsearch_r.c2
-rw-r--r--misc/mntent.c105
-rw-r--r--misc/mntent.h19
-rw-r--r--misc/mntent_r.c141
-rw-r--r--misc/search.h4
8 files changed, 186 insertions, 119 deletions
diff --git a/misc/Makefile b/misc/Makefile
index 5bdb8252ed..343cc3ee62 100644
--- a/misc/Makefile
+++ b/misc/Makefile
@@ -28,7 +28,7 @@ headers := sys/uio.h iovec.h sys/ioctl.h ioctls.h ioctl-types.h \
ttyent.h syslog.h sys/syslog.h paths.h sys/reboot.h \
sys/mman.h sys/param.h fstab.h mntent.h search.h err.h error.h\
sys/queue.h sysexits.h syscall.h sys/syscall.h sys/swap.h \
- sys/select.h ustat.h sys/ustat.h ustatbits.h
+ sys/select.h ustat.h sys/ustat.h ustatbits.h sys/sysinfo.h
routines := brk sbrk sstk ioctl \
readv writev \
@@ -45,7 +45,7 @@ routines := brk sbrk sstk ioctl \
ualarm usleep \
gtty stty \
ptrace nlist \
- fstab mntent \
+ fstab mntent mntent_r \
utimes \
truncate ftruncate \
chflags fchflags \
@@ -54,7 +54,8 @@ routines := brk sbrk sstk ioctl \
mmap munmap mprotect msync madvise \
efgcvt efgcvt_r qefgcvt qefgcvt_r \
hsearch hsearch_r tsearch lsearch \
- err error ustat
+ err error ustat \
+ getsysstats
aux := init-misc
distribute := bsd-compat.c
extra-objs := bsd-compat.o
diff --git a/misc/fstab.c b/misc/fstab.c
index c3c27df6ef..30a60a734c 100644
--- a/misc/fstab.c
+++ b/misc/fstab.c
@@ -1,5 +1,5 @@
-/*
-Copyright (C) 1995 Free Software Foundation, Inc.
+/*
+Copyright (C) 1995, 1996 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
@@ -22,6 +22,9 @@ Cambridge, MA 02139, USA. */
#include <stdio.h>
static FILE *fstab;
+static struct mntent mntres;
+static char buffer[8192];
+
static FILE *
fstab_stream (void)
@@ -48,6 +51,10 @@ static struct fstab *
mnt2fs (struct mntent *m)
{
static struct fstab f;
+
+ if (m == NULL)
+ return NULL;
+
f.fs_spec = m->mnt_fsname;
f.fs_file = m->mnt_dir;
f.fs_vfstype = m->mnt_type;
@@ -70,8 +77,8 @@ getfsent (void)
if (! s)
return NULL;
-
- return mnt2fs (getmntent (s));
+
+ return mnt2fs (__getmntent_r (s, &mntres, buffer, sizeof buffer));
}
struct fstab *
@@ -80,7 +87,7 @@ getfsspec (name)
{
struct mntent *m;
if (setfsent ())
- while (m = getmntent (fstab))
+ while (m = __getmntent_r (fstab, &mntres, buffer, sizeof buffer))
if (!strcmp (m->mnt_fsname, name))
return mnt2fs (m);
return NULL;
@@ -88,11 +95,11 @@ getfsspec (name)
struct fstab *
getfsfile (name)
- register const char *name;
+ register const char *name;
{
struct mntent *m;
if (setfsent ())
- while (m = getmntent (fstab))
+ while (m = __getmntent_r (fstab, &mntres, buffer, sizeof buffer))
if (!strcmp (m->mnt_dir, name))
return mnt2fs (m);
return NULL;
diff --git a/misc/hsearch.c b/misc/hsearch.c
index 7df8686dc3..e0b2e3e0ff 100644
--- a/misc/hsearch.c
+++ b/misc/hsearch.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1993, 1995 Free Software Foundation, Inc.
+/* Copyright (C) 1993, 1995, 1996 Free Software Foundation, Inc.
Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>
This file is part of the GNU C Library.
@@ -19,11 +19,11 @@ Boston, MA 02111-1307, USA. */
#include <search.h>
-/* The non-reenttrent version use a global space for storing the table. */
+/* The non-reentrant version use a global space for storing the table. */
static struct hsearch_data htab;
-/* Define the non-reentrent function using the reentrent counterparts. */
+/* Define the non-reentrant function using the reentrant counterparts. */
ENTRY *
hsearch (item, action)
ENTRY item;
diff --git a/misc/hsearch_r.c b/misc/hsearch_r.c
index 86dbe793c0..151bb31efc 100644
--- a/misc/hsearch_r.c
+++ b/misc/hsearch_r.c
@@ -27,7 +27,7 @@ Boston, MA 02111-1307, USA. */
[Knuth] The Art of Computer Programming, part 3 (6.4) */
-/* The reentrent version has no static variables to maintain the state.
+/* The reentrant version has no static variables to maintain the state.
Instead the interface of all functions is extended to take an argument
which describes the current status. */
typedef struct _ENTRY
diff --git a/misc/mntent.c b/misc/mntent.c
index 0aa1fb8cde..37a52a354b 100644
--- a/misc/mntent.c
+++ b/misc/mntent.c
@@ -1,5 +1,5 @@
/* Utilities for reading/writing fstab, mtab, etc.
-Copyright (C) 1995 Free Software Foundation, Inc.
+Copyright (C) 1995, 1996 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
@@ -18,111 +18,12 @@ not, write to the Free Software Foundation, Inc., 675 Mass Ave,
Cambridge, MA 02139, USA. */
#include <mntent.h>
-#include <stdio.h>
-#include <string.h>
-#include <sys/types.h>
-/* Prepare to begin reading and/or writing mount table entries from the
- beginning of FILE. MODE is as for `fopen'. */
-FILE *
-setmntent (const char *file, const char *mode)
-{
- return fopen (file, mode);
-}
-
-/* Close a stream opened with `setmntent'. */
-int
-endmntent (FILE *stream)
-{
- if (stream) /* SunOS 4.x allows for NULL stream */
- fclose (stream);
- return 1; /* SunOS 4.x says to always return 1 */
-}
-
-
-/* Read one mount table entry from STREAM. Returns a pointer to storage
- reused on the next call, or null for EOF or error (use feof/ferror to
- check). */
struct mntent *
getmntent (FILE *stream)
{
- static char *buf;
- static size_t bufsiz;
+ static char buf[8192];
static struct mntent m;
- ssize_t nread;
- char *head;
-
- do
- {
- nread = getline (&buf, &bufsiz, stream);
- if (nread <= 0)
- return NULL;
-
- if (buf[nread - 1] == '\n') /* chop newline */
- buf[nread - 1] = '\0';
-
- head = buf + strspn (buf, " \t");
- /* skip empty lines and comment lines: */
- } while (head[0] == '\0' || head[0] == '#');
-
- m.mnt_fsname = strsep (&head, " \t") ?: (char *) "";
- if (head)
- head += strspn (head, " \t");
- m.mnt_dir = strsep (&head, " \t") ?: (char *) "";
- if (head)
- head += strspn (head, " \t");
- m.mnt_type = strsep (&head, " \t") ?: (char *) "";
- if (head)
- head += strspn (head, " \t");
- m.mnt_opts = strsep (&head, " \t") ?: (char *) "";
- switch (head ? sscanf (head, " %d %d ", &m.mnt_freq, &m.mnt_passno) : 0)
- {
- case 0:
- m.mnt_freq = 0;
- case 1:
- m.mnt_passno = 0;
- case 2:
- }
-
- return &m;
-}
-
-/* Write the mount table entry described by MNT to STREAM.
- Return zero on success, nonzero on failure. */
-int
-addmntent (FILE *stream, const struct mntent *mnt)
-{
- if (fseek (stream, 0, SEEK_END))
- return 1;
-
- return (fprintf (stream, "%s %s %s %s %d %d\n",
- mnt->mnt_fsname,
- mnt->mnt_dir,
- mnt->mnt_type,
- mnt->mnt_opts,
- mnt->mnt_freq,
- mnt->mnt_passno)
- < 0 ? 1 : 0);
-}
-
-/* Search MNT->mnt_opts for an option matching OPT.
- Returns the address of the substring, or null if none found. */
-char *
-hasmntopt (const struct mntent *mnt, const char *opt)
-{
- const size_t optlen = strlen (opt);
- char *rest = mnt->mnt_opts, *p;
-
- while ((p = strstr (rest, opt)) != NULL)
- {
- if (p == rest || p[-1] == ',' &&
- (p[optlen] == '\0' ||
- p[optlen] == '=' ||
- p[optlen] == ','))
- return p;
-
- rest = strchr (rest, ',');
- }
- return NULL;
+ return __getmntent_r (stream, &m, buf, sizeof buf);
}
diff --git a/misc/mntent.h b/misc/mntent.h
index 99fa56ded4..8fa93f721b 100644
--- a/misc/mntent.h
+++ b/misc/mntent.h
@@ -1,5 +1,5 @@
/* <mntent.h> -- Utilities for reading/writing fstab, mtab, etc.
-Copyright (C) 1995 Free Software Foundation, Inc.
+Copyright (C) 1995, 1996 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
@@ -50,6 +50,8 @@ struct mntent
/* Prepare to begin reading and/or writing mount table entries from the
beginning of FILE. MODE is as for `fopen'. */
+extern FILE *__setmntent __P ((__const char *__file,
+ __const char *__mode));
extern FILE *setmntent __P ((__const char *__file,
__const char *__mode));
@@ -58,16 +60,31 @@ extern FILE *setmntent __P ((__const char *__file,
check). */
extern struct mntent *getmntent __P ((FILE *__stream));
+#ifdef __USE_REENTRANT
+/* Reentrant version of the above function. */
+extern struct mntent *__getmntent_r __P ((FILE *__stream,
+ struct mntent *__result,
+ char *__buffer, int __bufsize));
+extern struct mntent *getmntent_r __P ((FILE *__stream,
+ struct mntent *__result,
+ char *__buffer, int __bufsize));
+#endif
+
/* Write the mount table entry described by MNT to STREAM.
Return zero on success, nonzero on failure. */
+extern int __addmntent __P ((FILE *__stream,
+ __const struct mntent *__mnt));
extern int addmntent __P ((FILE *__stream,
__const struct mntent *__mnt));
/* Close a stream opened with `setmntent'. */
+extern int __endmntent __P ((FILE *__stream));
extern int endmntent __P ((FILE *__stream));
/* Search MNT->mnt_opts for an option matching OPT.
Returns the address of the substring, or null if none found. */
+extern char *__hasmntopt __P ((__const struct mntent *__mnt,
+ __const char *__opt));
extern char *hasmntopt __P ((__const struct mntent *__mnt,
__const char *__opt));
diff --git a/misc/mntent_r.c b/misc/mntent_r.c
new file mode 100644
index 0000000000..93955254cd
--- /dev/null
+++ b/misc/mntent_r.c
@@ -0,0 +1,141 @@
+/* Utilities for reading/writing fstab, mtab, etc.
+Copyright (C) 1995, 1996 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or
+modify it under the terms of the GNU Library General Public License as
+published by the Free Software Foundation; either version 2 of the
+License, or (at your option) any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+Library General Public License for more details.
+
+You should have received a copy of the GNU Library General Public
+License along with the GNU C Library; see the file COPYING.LIB. If
+not, write to the Free Software Foundation, Inc., 675 Mass Ave,
+Cambridge, MA 02139, USA. */
+
+#include <mntent.h>
+#include <stdio.h>
+#include <string.h>
+#include <sys/types.h>
+
+/* Prepare to begin reading and/or writing mount table entries from the
+ beginning of FILE. MODE is as for `fopen'. */
+FILE *
+__setmntent (const char *file, const char *mode)
+{
+ return fopen (file, mode);
+}
+weak_alias (__setmntent, setmntent)
+
+
+/* Close a stream opened with `setmntent'. */
+int
+__endmntent (FILE *stream)
+{
+ if (stream) /* SunOS 4.x allows for NULL stream */
+ fclose (stream);
+ return 1; /* SunOS 4.x says to always return 1 */
+}
+weak_alias (__endmntent, endmntent)
+
+
+/* Read one mount table entry from STREAM. Returns a pointer to storage
+ reused on the next call, or null for EOF or error (use feof/ferror to
+ check). */
+struct mntent *
+__getmntent_r (FILE *stream, struct mntent *mp, char *buffer, int bufsiz)
+{
+ char *head;
+
+ do
+ {
+ char *end_ptr;
+
+ if (fgets (buffer, bufsiz, stream) == NULL)
+ return NULL;
+
+ end_ptr = strchr (buffer, '\n');
+ if (end_ptr != NULL) /* chop newline */
+ *end_ptr = '\0';
+ else
+ {
+ /* Not the whole line was read. Do it now but forget it. */
+ char tmp[1024];
+ while (fgets (tmp, sizeof tmp, stream) != NULL)
+ if (strchr (tmp, '\n') != NULL)
+ break;
+ }
+
+ head = buffer + strspn (buffer, " \t");
+ /* skip empty lines and comment lines: */
+ } while (head[0] == '\0' || head[0] == '#');
+
+ mp->mnt_fsname = strsep (&head, " \t") ?: (char *) "";
+ if (head)
+ head += strspn (head, " \t");
+ mp->mnt_dir = strsep (&head, " \t") ?: (char *) "";
+ if (head)
+ head += strspn (head, " \t");
+ mp->mnt_type = strsep (&head, " \t") ?: (char *) "";
+ if (head)
+ head += strspn (head, " \t");
+ mp->mnt_opts = strsep (&head, " \t") ?: (char *) "";
+ switch (head ? sscanf (head, " %d %d ", &mp->mnt_freq, &mp->mnt_passno) : 0)
+ {
+ case 0:
+ mp->mnt_freq = 0;
+ case 1:
+ mp->mnt_passno = 0;
+ case 2:
+ }
+
+ return mp;
+}
+weak_alias (__getmntent_r, getmntent_r)
+
+/* Write the mount table entry described by MNT to STREAM.
+ Return zero on success, nonzero on failure. */
+int
+__addmntent (FILE *stream, const struct mntent *mnt)
+{
+ if (fseek (stream, 0, SEEK_END))
+ return 1;
+
+ return (fprintf (stream, "%s %s %s %s %d %d\n",
+ mnt->mnt_fsname,
+ mnt->mnt_dir,
+ mnt->mnt_type,
+ mnt->mnt_opts,
+ mnt->mnt_freq,
+ mnt->mnt_passno)
+ < 0 ? 1 : 0);
+}
+weak_alias (__addmntent, addmntent)
+
+
+/* Search MNT->mnt_opts for an option matching OPT.
+ Returns the address of the substring, or null if none found. */
+char *
+__hasmntopt (const struct mntent *mnt, const char *opt)
+{
+ const size_t optlen = strlen (opt);
+ char *rest = mnt->mnt_opts, *p;
+
+ while ((p = strstr (rest, opt)) != NULL)
+ {
+ if (p == rest || p[-1] == ',' &&
+ (p[optlen] == '\0' ||
+ p[optlen] == '=' ||
+ p[optlen] == ','))
+ return p;
+
+ rest = strchr (rest, ',');
+ }
+
+ return NULL;
+}
+weak_alias (__hasmntopt, hasmntopt)
diff --git a/misc/search.h b/misc/search.h
index 5e237a2791..158332cd61 100644
--- a/misc/search.h
+++ b/misc/search.h
@@ -70,7 +70,7 @@ ENTRY;
/* Opaque type for internal use. */
struct _ENTRY;
-/* Data type for reentrent functions. */
+/* Data type for reentrant functions. */
struct hsearch_data
{
struct _ENTRY *table;
@@ -79,7 +79,7 @@ struct hsearch_data
};
/* Family of hash table handling functions. The functions also have
- reentrent counterparts ending with _r. */
+ reentrant counterparts ending with _r. */
extern ENTRY *hsearch __P ((ENTRY __item, ACTION __action));
extern int hcreate __P ((unsigned int __nel));
extern void hdestroy __P ((void));