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authorRoland McGrath <roland@gnu.org>1995-08-25 19:23:32 +0000
committerRoland McGrath <roland@gnu.org>1995-08-25 19:23:32 +0000
commit7752137a6a9d9a042d2c2f00e245b920e41737bc (patch)
treed0d12093452de95c4c7a609bd14d0094439ad956
parent3cf595e562f955e399d80ea9d053e41d50469e6b (diff)
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Fri Aug 25 12:12:42 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu>
* sysdeps/mach/hurd/mmap.c: Fix inverted test of MAP_FIXED. * stdio/vfscanf.c (number): Allow field width to inhibit first digit after base detection. * stdio/vfprintf.c (vfprintf: %s): Never search past the limit specified by the precision. * grp/grpread.c (__grpscan): New function. * grp/grp.h (__grpscan): Declare it. * grp/getgrgid.c: Use __grpscan. * grp/getgrnam.c: Likewise. * pwd/pwdread.c (__pwdscan): New function. * pwd/pwd.h (__pwdscan): Declare it. * pwd/getpwnam.c: Use __pwdscan. * pwd/getpwuid.c: Likewise. Thu Aug 24 16:29:40 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu> * sysdeps/mach/hurd/mmap.c: Treat (FLAGS & MAP_TYPE) == 0 like MAP_FILE. * hurd/thread-cancel.c: Return EINTR when called on self. * sysdeps/i386/elf/start.S (data_start): Define as weak alias for __data_start.
-rw-r--r--ChangeLog28
-rw-r--r--grp/getgrgid.c26
-rw-r--r--grp/getgrnam.c26
-rw-r--r--grp/grp.h7
-rw-r--r--grp/grpread.c33
-rw-r--r--hurd/thread-cancel.c2
-rw-r--r--pwd/getpwnam.c26
-rw-r--r--pwd/getpwuid.c26
-rw-r--r--pwd/pwd.h8
-rw-r--r--pwd/pwdread.c33
-rw-r--r--stdio/vfprintf.c13
-rw-r--r--stdio/vfscanf.c7
-rw-r--r--sysdeps/i386/elf/start.S2
-rw-r--r--sysdeps/mach/hurd/mmap.c3
-rw-r--r--utime.h2
15 files changed, 144 insertions, 98 deletions
diff --git a/ChangeLog b/ChangeLog
index a05ebf28e6..036a1219c3 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,31 @@
+Fri Aug 25 12:12:42 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu>
+
+ * sysdeps/mach/hurd/mmap.c: Fix inverted test of MAP_FIXED.
+
+ * stdio/vfscanf.c (number): Allow field width to inhibit first
+ digit after base detection.
+
+ * stdio/vfprintf.c (vfprintf: %s): Never search past the limit
+ specified by the precision.
+
+ * grp/grpread.c (__grpscan): New function.
+ * grp/grp.h (__grpscan): Declare it.
+ * grp/getgrgid.c: Use __grpscan.
+ * grp/getgrnam.c: Likewise.
+ * pwd/pwdread.c (__pwdscan): New function.
+ * pwd/pwd.h (__pwdscan): Declare it.
+ * pwd/getpwnam.c: Use __pwdscan.
+ * pwd/getpwuid.c: Likewise.
+
+Thu Aug 24 16:29:40 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu>
+
+ * sysdeps/mach/hurd/mmap.c: Treat (FLAGS & MAP_TYPE) == 0 like
+ MAP_FILE.
+
+ * hurd/thread-cancel.c: Return EINTR when called on self.
+ * sysdeps/i386/elf/start.S (data_start): Define as weak alias for
+ __data_start.
+
Tue Aug 22 16:49:12 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu>
* inet/netdb.h: Moved to resolv.
diff --git a/grp/getgrgid.c b/grp/getgrgid.c
index 1375f5ff56..ef3860fe40 100644
--- a/grp/getgrgid.c
+++ b/grp/getgrgid.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991 Free Software Foundation, Inc.
+/* Copyright (C) 1991, 1995 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
@@ -24,27 +24,13 @@ Cambridge, MA 02139, USA. */
/* Search for an entry with a matching group ID. */
struct group *
-DEFUN(getgrgid, (gid), register gid_t gid)
+DEFUN(getgrgid, (gid), gid_t gid)
{
- static PTR info = NULL;
- register FILE *stream;
- register struct group *g;
-
- if (info == NULL)
+ int match (struct group *p)
{
- info = __grpalloc();
- if (info == NULL)
- return NULL;
+ return p->gr_gid == gid;
}
+ static void *info;
- stream = __grpopen();
- if (stream == NULL)
- return NULL;
-
- while ((g = __grpread(stream, info)) != NULL)
- if (g->gr_gid == (gid_t) gid)
- break;
-
- (void) fclose(stream);
- return g;
+ return __grpscan (&info, &match);
}
diff --git a/grp/getgrnam.c b/grp/getgrnam.c
index 1f88ea3ff3..841677070d 100644
--- a/grp/getgrnam.c
+++ b/grp/getgrnam.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991 Free Software Foundation, Inc.
+/* Copyright (C) 1991, 1995 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
@@ -24,27 +24,13 @@ Cambridge, MA 02139, USA. */
/* Search for an entry with a matching name. */
struct group *
-DEFUN(getgrnam, (name), register CONST char *name)
+DEFUN(getgrnam, (name), const char *name)
{
- static PTR info = NULL;
- register FILE *stream;
- register struct group *g;
-
- if (info == NULL)
+ int match (struct group *p)
{
- info = __grpalloc();
- if (info == NULL)
- return NULL;
+ return ! strcmp (name, p->gr_name);
}
+ static void *info;
- stream = __grpopen();
- if (stream == NULL)
- return NULL;
-
- while ((g = __grpread(stream, info)) != NULL)
- if (!strcmp(g->gr_name, name))
- break;
-
- (void) fclose(stream);
- return g;
+ return __grpscan (&info, &match);
}
diff --git a/grp/grp.h b/grp/grp.h
index 2562671885..722e00f8ba 100644
--- a/grp/grp.h
+++ b/grp/grp.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991, 1992 Free Software Foundation, Inc.
+/* Copyright (C) 1991, 1992, 1995 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
@@ -55,6 +55,11 @@ extern struct group *__grpread __P ((FILE * __stream, __ptr_t __g));
/* Return a chunk of memory containing pre-initialized data for __grpread. */
extern __ptr_t __grpalloc __P ((void));
+
+/* Scan the group file, filling in G, until SELECTOR returns nonzero for an
+ entry. Return the `struct group' of G if successful, NULL on failure. */
+extern struct group *__grpscan __P ((__ptr_t *__p,
+ int (*__selector) (struct group *)));
#endif
diff --git a/grp/grpread.c b/grp/grpread.c
index b7bac4c192..1fed32f2e3 100644
--- a/grp/grpread.c
+++ b/grp/grpread.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991, 1992 Free Software Foundation, Inc.
+/* Copyright (C) 1991, 1992, 1995 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
@@ -133,3 +133,34 @@ DEFUN(__grpread, (stream, g), FILE *stream AND PTR CONST g)
return &info->g;
}
+
+
+struct group *
+__grpscan (void **info, int (*selector) (struct group *))
+{
+ FILE *stream;
+ struct group *p;
+
+ if (*info == NULL)
+ {
+ *info = __grpalloc ();
+ if (info == NULL)
+ return NULL;
+ }
+
+ stream = __grpopen ();
+ if (stream == NULL)
+ return NULL;
+
+ p = NULL;
+ while (! feof (stream))
+ {
+ p = __grpread (stream, *info);
+ if (p && (*selector) (p))
+ break;
+ p = NULL;
+ }
+
+ (void) fclose (stream);
+ return p;
+}
diff --git a/hurd/thread-cancel.c b/hurd/thread-cancel.c
index 7fb8cd23b4..81828457d5 100644
--- a/hurd/thread-cancel.c
+++ b/hurd/thread-cancel.c
@@ -42,6 +42,8 @@ hurd_thread_cancel (thread_t thread)
if (! ss)
return EINVAL;
+ if (ss == _hurd_self_sigstate ())
+ return EINTR; /* Bozo. */
__spin_lock (&ss->lock);
assert (! ss->critical_section);
diff --git a/pwd/getpwnam.c b/pwd/getpwnam.c
index 1e7ea5c891..bac8b6b4da 100644
--- a/pwd/getpwnam.c
+++ b/pwd/getpwnam.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991 Free Software Foundation, Inc.
+/* Copyright (C) 1991, 1995 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
@@ -24,27 +24,13 @@ Cambridge, MA 02139, USA. */
/* Search for an entry with a matching name. */
struct passwd *
-DEFUN(getpwnam, (name), register CONST char *name)
+DEFUN(getpwnam, (name), const char *name)
{
- static PTR info = NULL;
- register FILE *stream;
- register struct passwd *p;
-
- if (info == NULL)
+ int match (struct passwd *p)
{
- info = __pwdalloc();
- if (info == NULL)
- return(NULL);
+ return ! strcmp (name, p->pw_name);
}
+ static void *info;
- stream = __pwdopen();
- if (stream == NULL)
- return(NULL);
-
- while ((p = __pwdread(stream, info)) != NULL)
- if (!strcmp(p->pw_name, name))
- break;
-
- (void) fclose(stream);
- return(p);
+ return __pwdscan (&info, &match);
}
diff --git a/pwd/getpwuid.c b/pwd/getpwuid.c
index 30e40322db..5093488557 100644
--- a/pwd/getpwuid.c
+++ b/pwd/getpwuid.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991 Free Software Foundation, Inc.
+/* Copyright (C) 1991, 1995 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
@@ -24,27 +24,13 @@ Cambridge, MA 02139, USA. */
/* Search for an entry with a matching uid. */
struct passwd *
-DEFUN(getpwuid, (uid), register uid_t uid)
+DEFUN(getpwuid, (uid), uid_t uid)
{
- static PTR info;
- register FILE *stream;
- register struct passwd *p;
-
- if (info == NULL)
+ int match (struct passwd *p)
{
- info = __pwdalloc();
- if (info == NULL)
- return(NULL);
+ return p->pw_uid == uid;
}
+ static void *info;
- stream = __pwdopen();
- if (stream == NULL)
- return(NULL);
-
- while ((p = __pwdread(stream, info)) != NULL)
- if (p->pw_uid == uid)
- break;
-
- (void) fclose(stream);
- return(p);
+ return __pwdscan (&info, &match);
}
diff --git a/pwd/pwd.h b/pwd/pwd.h
index c72c37df40..dd7d837b1e 100644
--- a/pwd/pwd.h
+++ b/pwd/pwd.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991, 1992 Free Software Foundation, Inc.
+/* Copyright (C) 1991, 1992, 1995 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
@@ -58,6 +58,12 @@ extern struct passwd *__pwdread __P ((FILE * __stream, __ptr_t __p));
/* Return a chunk of memory containing pre-initialized data for __pwdread. */
extern __ptr_t __pwdalloc __P ((void));
+
+/* Scan the password file, filling in P, until SELECTOR returns nonzero for
+ an entry. Return the `struct passwd' of P if successful, NULL on
+ failure. */
+extern struct passwd *__pwdscan __P ((__ptr_t *__p,
+ int (*__selector) (struct passwd *)));
#endif
diff --git a/pwd/pwdread.c b/pwd/pwdread.c
index 0ce27d77b9..12032367fa 100644
--- a/pwd/pwdread.c
+++ b/pwd/pwdread.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991, 1992 Free Software Foundation, Inc.
+/* Copyright (C) 1991, 1992, 1995 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
@@ -114,3 +114,34 @@ DEFUN(__pwdread, (stream, p), FILE *stream AND PTR CONST p)
return &info->p;
}
+
+
+struct passwd *
+__pwdscan (void **info, int (*selector) (struct passwd *))
+{
+ FILE *stream;
+ struct passwd *p;
+
+ if (*info == NULL)
+ {
+ *info = __pwdalloc ();
+ if (info == NULL)
+ return NULL;
+ }
+
+ stream = __pwdopen ();
+ if (stream == NULL)
+ return NULL;
+
+ p = NULL;
+ while (! feof (stream))
+ {
+ p = __pwdread (stream, *info);
+ if (p && (*selector) (p))
+ break;
+ p = NULL;
+ }
+
+ (void) fclose (stream);
+ return p;
+}
diff --git a/stdio/vfprintf.c b/stdio/vfprintf.c
index 1246229a63..06aa0a0e7d 100644
--- a/stdio/vfprintf.c
+++ b/stdio/vfprintf.c
@@ -533,21 +533,16 @@ vfprintf (s, format, ap)
}
else if (specs[cnt].info.prec != -1)
{
+ /* Search for the end of the string, but don't search
+ past the length specified by the precision. */
const char *end = memchr (str, '\0', specs[cnt].info.prec);
if (end)
len = end - str;
else
- len = strlen (str);
- }
- else
- {
- len = strlen (str);
-
- if (specs[cnt].info.prec != -1
- && (size_t) specs[cnt].info.prec < len)
- /* Limit the length to the precision. */
len = specs[cnt].info.prec;
}
+ else
+ len = strlen (str);
specs[cnt].info.width -= len;
diff --git a/stdio/vfscanf.c b/stdio/vfscanf.c
index 6eacc2b309..a778346287 100644
--- a/stdio/vfscanf.c
+++ b/stdio/vfscanf.c
@@ -422,7 +422,7 @@ DEFUN(__vfscanf, (s, format, arg),
base = 10;
/* Read the number into WORK. */
- do
+ while (width != 0 && c != EOF)
{
if (base == 16 ? !isxdigit(c) :
(!isdigit(c) || c - '0' >= base))
@@ -430,11 +430,12 @@ DEFUN(__vfscanf, (s, format, arg),
*w++ = c;
if (width > 0)
--width;
- } while (inchar() != EOF && width != 0);
+ (void) inchar ();
+ }
if (w == work ||
(w - work == 1 && (work[0] == '+' || work[0] == '-')))
- /* There was on number. */
+ /* There was no number. */
conv_error();
/* Convert the number. */
diff --git a/sysdeps/i386/elf/start.S b/sysdeps/i386/elf/start.S
index 67d7916ad6..c5796e8db9 100644
--- a/sysdeps/i386/elf/start.S
+++ b/sysdeps/i386/elf/start.S
@@ -90,3 +90,5 @@ nofini:
.globl __data_start
__data_start:
.long 0
+ .weak data_start
+ data_start = __data_start
diff --git a/sysdeps/mach/hurd/mmap.c b/sysdeps/mach/hurd/mmap.c
index 0fb1a08cfb..97930778ae 100644
--- a/sysdeps/mach/hurd/mmap.c
+++ b/sysdeps/mach/hurd/mmap.c
@@ -57,6 +57,7 @@ __mmap (caddr_t addr, size_t len, int prot, int flags, int fd, off_t offset)
break;
case MAP_FILE:
+ case 0: /* Allow, e.g., just MAP_SHARED. */
{
mach_port_t robj, wobj;
if (err = HURD_DPORT_USE (fd, __io_map (port, &robj, &wobj)))
@@ -91,7 +92,7 @@ __mmap (caddr_t addr, size_t len, int prot, int flags, int fd, off_t offset)
mapaddr = (vm_address_t) addr;
err = __vm_map (__mach_task_self (),
&mapaddr, (vm_size_t) len, (vm_address_t) 0,
- flags & MAP_FIXED,
+ ! (flags & MAP_FIXED),
memobj, (vm_offset_t) offset,
flags & (MAP_COPY|MAP_PRIVATE),
vmprot, VM_PROT_ALL,
diff --git a/utime.h b/utime.h
index e9dfbeaaa2..6dadc53ad6 100644
--- a/utime.h
+++ b/utime.h
@@ -1 +1 @@
-#include <posix/utime.h>
+#include <io/utime.h>