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author | Ulrich Drepper <drepper@redhat.com> | 1996-12-08 08:01:13 +0000 |
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committer | Ulrich Drepper <drepper@redhat.com> | 1996-12-08 08:01:13 +0000 |
commit | f65fd747b440ae2d8a7481ecc50e668c5e4d0cc9 (patch) | |
tree | f64c3eeda0e9acc58b96c28ca852a014c822047f /manual/=stddef.texi | |
parent | 42054ddb496798d9b936490cf0050f6619f86bc1 (diff) | |
download | glibc-f65fd747b440ae2d8a7481ecc50e668c5e4d0cc9.tar.gz glibc-f65fd747b440ae2d8a7481ecc50e668c5e4d0cc9.tar.xz glibc-f65fd747b440ae2d8a7481ecc50e668c5e4d0cc9.zip |
update from main archive 961207 cvs/libc-961208
Sun Dec 8 06:56:49 1996 Ulrich Drepper <drepper@cygnus.com> * io/getwd.c: Use PATH_MAX not LOCAL_PATH_MAX. Fix typo in comment. * stdlib/canonicalize.c: Correct bugs in last change. Patch by HJ Lu. * libio/Makefile (routines): Remove ioprims. (aux): Remove cleanup. Add IO_DEBUG option for .o files. * libio/cleanups.c: Removed. * libio/ioprims.c: Removed. * libio/filedoalloc.c: More updates from libg++-2.8b5. * libio/fileops.c: Likewise. * libio/genops.c: Likewise. * libio/iolibio.h: Likewise. * libio/iopopen.c: Likewise. * libio/iovsprintf.c: Likewise. * libio/iovsscanf.c: Likewise. * libio/libio.h: Likewise. * libio/libioP.h: Likewise. * libio/memstream.c: Likewise. * libio/strfile.h: Likewise. * libio/vasprintf.c: Likewise. * libio/vsnprintf.c: Likewise. * libio/stdio.h: Define P_tmpdir only is __USE_SVID. * manual/arith.texi: Change references to ANSI C to ISO C. * manual/conf.texi: Likewise. * manual/creature.texi: Likewise. * manual/ctype.texi: Likewise. * manual/errno.texi: Likewise. * manual/filesys.texi: Likewise. * manual/intro.texi. Likewise. * manual/io.texi: Likewise. * manual/lang.texi: Likewise. * manual/libc.texinfo: Likewise. * manual/locale.texi: Likewise. * manual/maint.texi: Likewise. * manual/mbyte.texi: Likewise. * manual/memory.texi: Likewise. * manual/process.texi: Likewise. * manual/process.texi: Likewise. * manual/search.texi: Likewise. * manual/setjmp.texi: Likewise. * manual/signal.texi: Likewise. * manual/startup.texi: Likewise. * manual/stdio.texi: Likewise. * manual/string.texi: Likewise. * manual/time.texi: Likewise. * manual/locale.texi: Remove description of LC_RESPONSE and add LC_MESSAGES. * Makefile (subdirs): Change malloc in $(malloc). * config.make.in: Add variable malloc which is initialized from @malloc@. * configure.in: Add new option --enable-new-malloc to use new malloc. This is the default on Linux. * sysdeps/unix/sysv/linux/configure.in: Define malloc to new-malloc by default. * new-malloc/Makefile: New file. Improved malloc implementation. * new-malloc/malloc.c: Likewise. * new-malloc/malloc.h: Likewise. * new-malloc/mallocbug.c: Likewise. * new-malloc/obstack.c: Likewise. * new-malloc/obstack.h: Likewise. * new-malloc/thread-m.h: Likewise. * time/Makefile: Compile ap.c with NO_MCHECK flag for now. * time/ap.c: Don't call mcheck if NO_MCHECK is defined. * resolv/Makefile: Add rule to rebuiild libresolv.so when libc.so changed. * stdio/feof.c: Update copyright. * stdio/stdio.h: Add field for lock to FILE structure. Add cast to *MAGIC constants to prevent warnings. * stdio-common/bug7.c: Correct test. Stream must not be closed twice. * stdlib/Makefile (routines): Add secure-getenv. * stdlib/secure-getenv.c: New file. __secure_getenv function moved to here from sysdeps/generic/getenv.c. Otherwise an application cannot replace the getenv function in the libc. * sysdeps/generic/getenv.c: Remove __secure_getenv function. * sysdeps/stub/getenv.c: Remove __secure_getenv alias. * sysdeps/mach/libc-lock.h: Define__libc_mutex_lock to __mutex_lock. * sysdeps/posix/fdopen.c: Update copyright. Don't use EXFUN. * time/test-tz.c: Comment fifth test out. PROBLEM. * time/tzset.c: De-ANSI-declfy. (__tzset): Don't increment pointer tz when no DST information is given. Sat Dec 7 23:47:54 1996 Ulrich Drepper <drepper@cygnus.com> * sysdeps/mach/libc-lock.h [_LIBC]: Add definition of __libc_mutex_lock. Patch by Thomas Bushnell. * sysdeps/unix/sysv/linux/timebits.h: Load <asm/param.h> only if __USE_MISC. * sysdeps/unix/sysv/linux/Dist: Add llseek.c. Sat Dec 7 12:18:56 1996 Ulrich Drepper <drepper@cygnus.com> * time/strftime (%c format): Remove %Z from default string. Reported by Paul Eggert * io/getwd.c: Don't apply getcwd on user supplied buffer.
Diffstat (limited to 'manual/=stddef.texi')
-rw-r--r-- | manual/=stddef.texi | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/manual/=stddef.texi b/manual/=stddef.texi index 28d4b26f33..e15fd7375f 100644 --- a/manual/=stddef.texi +++ b/manual/=stddef.texi @@ -9,7 +9,7 @@ definitions, your program should include the header file @pindex stddef.h @comment stddef.h -@comment ANSI +@comment ISO @deftp {Data Type} ptrdiff_t This is the signed integer type of the result of subtracting two pointers. For example, with the declaration @code{char *p1, *p2;}, the @@ -20,7 +20,7 @@ exists only for this purpose. @end deftp @comment stddef.h -@comment ANSI +@comment ISO @deftp {Data Type} size_t This is an unsigned integer type used to represent the sizes of objects. The result of the @code{sizeof} operator is of this type, and functions @@ -30,12 +30,12 @@ objects of arbitrary sizes accept arguments of this type to specify object sizes. @end deftp -In the GNU system @code{size_t} is equivalent to one of the types +In the GNU system @code{size_t} is equivalent to one of the types @code{unsigned int} and @code{unsigned long int}. These types have identical properties on the GNU system, and for most purposes, you -can use them interchangeably. However, they are distinct types, +can use them interchangeably. However, they are distinct types, and in certain contexts, you may not treat them as identical. For -example, when you specify the type of a function argument in a +example, when you specify the type of a function argument in a function prototype, it makes a difference which one you use. If the system header files declare @code{malloc} with an argument of type @code{size_t} and you declare @code{malloc} with an argument @@ -47,12 +47,12 @@ supposed to have type @code{size_t}, always write the type as actually be. @strong{Compatibility Note:} Types such as @code{size_t} are new -features of ANSI C. Older, pre-ANSI C implementations have +features of @w{ISO C}. Older, pre-ANSI C implementations have traditionally used @code{unsigned int} for representing object sizes and @code{int} for pointer subtraction results. @comment stddef.h -@comment ANSI +@comment ISO @deftypevr Macro {void *} NULL @cindex null pointer This is a null pointer constant. It can be assigned to any pointer @@ -60,7 +60,7 @@ variable since it has type @code{void *}, and is guaranteed not to point to any real object. This macro is the best way to get a null pointer value. You can also use @code{0} or @code{(void *)0} as a null pointer constant, but using @code{NULL} makes the purpose of the -constant more evident. +constant more evident. When passing a null pointer as an argument to a function for which there is no prototype declaration in scope, you should explicitly cast @@ -70,7 +70,7 @@ thing. @end deftypevr @comment stddef.h -@comment ANSI +@comment ISO @deftypefn {Macro} size_t offsetof (@var{type}, @var{member}) This expands to a integer constant expression that is the offset of the structure member named @var{member} in a @code{struct} of type |