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alloca.c, [...]: Improve manual formatting. 

* alloca.c, clock.c, getcwd.c, getpagesize.c, getpwd.c, index.c,
	libiberty.texi, memchr.c, putenv.c, rindex.c, strchr.c, strdup.c,
	strerror.c, strrchr.c, strstr.c, strtod.c, tmpnam.c, vfork.c,
	xatexit.c, xmalloc.c, xstrerror.c: Improve manual formatting.  Fix
	spelling.  Give names to function arguments in documentation.  Use
	(void) prototypes in documentation.
	* functions.texi: Regenerate.

From-SVN: r46068
This commit is contained in:
Joseph Myers 2001-10-07 22:53:31 +01:00 committed by Joseph Myers
parent cc712abf04
commit 7f8fa05dae
23 changed files with 70 additions and 60 deletions
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10
libiberty/ChangeLog
View File

@ -1,3 +1,13 @@
2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
* alloca.c, clock.c, getcwd.c, getpagesize.c, getpwd.c, index.c,
libiberty.texi, memchr.c, putenv.c, rindex.c, strchr.c, strdup.c,
strerror.c, strrchr.c, strstr.c, strtod.c, tmpnam.c, vfork.c,
xatexit.c, xmalloc.c, xstrerror.c: Improve manual formatting. Fix
spelling. Give names to function arguments in documentation. Use
(void) prototypes in documentation.
* functions.texi: Regenerate.
2001-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* argv.c (buildargv, tests, main): Const-ify.

4
libiberty/alloca.c
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@ -23,7 +23,7 @@
/*
@deftypefn Replacement void* alloca (size_t)
@deftypefn Replacement void* alloca (size_t @var{size})
This function allocates memory which will be automatically reclaimed
after the procedure exits. The @libib{} implementation does not free
@ -36,7 +36,7 @@ GNU Autoconf test @code{AC_FUNC_ALLOCA} to test for and properly make
available this function. The @code{AC_FUNC_ALLOCA} test requires that
client code use a block of preprocessor code to be safe (see the Autoconf
manual for more); this header incorporates that logic and more, including
the possibility of a GCC builtin function.
the possibility of a GCC built-in function.
@end deftypefn

2
libiberty/clock.c
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@ -24,7 +24,7 @@ the executable file might be covered by the GNU General Public License. */
/*
@deftypefn Supplemental long clock ()
@deftypefn Supplemental long clock (void)
Returns an approximation of the CPU time used by the process as a
@code{clock_t}; divide this number by @samp{CLOCKS_PER_SEC} to get the

58
libiberty/functions.texi
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@ -4,7 +4,7 @@
@c and let gather-docs build you a new copy.
@c alloca.c:26
@deftypefn Replacement void* alloca (size_t)
@deftypefn Replacement void* alloca (size_t @var{size})
This function allocates memory which will be automatically reclaimed
after the procedure exits. The @libib{} implementation does not free
@ -17,7 +17,7 @@ GNU Autoconf test @code{AC_FUNC_ALLOCA} to test for and properly make
available this function. The @code{AC_FUNC_ALLOCA} test requires that
client code use a block of preprocessor code to be safe (see the Autoconf
manual for more); this header incorporates that logic and more, including
the possibility of a GCC builtin function.
the possibility of a GCC built-in function.
@end deftypefn
@ -86,7 +86,7 @@ Uses @code{malloc} to allocate storage for @var{nelem} objects of
@end deftypefn
@c clock.c:27
@deftypefn Supplemental long clock ()
@deftypefn Supplemental long clock (void)
Returns an approximation of the CPU time used by the process as a
@code{clock_t}; divide this number by @samp{CLOCKS_PER_SEC} to get the
@ -105,7 +105,7 @@ fact, the manual page for @code{perror(3C)} explicitly warns that one
should check the size of the table (@code{sys_nerr}) before indexing
it, since new error codes may be added to the system before they are
added to the table. Thus @code{sys_nerr} might be smaller than value
implied by the largest @code{errno} value defined in @file{errno.h}.
implied by the largest @code{errno} value defined in @code{<errno.h>}.
We return the maximum value that can be used to obtain a meaningful
symbolic name or message.
@ -113,20 +113,20 @@ symbolic name or message.
@end deftypefn
@c getcwd.c:6
@deftypefn Supplemental char* getcwd (char *@var{pathname}, @var{len})
@deftypefn Supplemental char* getcwd (char *@var{pathname}, int @var{len})
Copy the absolute pathname for the current working directory into
@var{pathname}, which is assumed to point to a buffer of at least
@var{len} bytes, and return a pointer to the buffer. If the current
directory's path doesn't fit in @var{len} characters, the result is
NULL and @var{errno} is set. If @var{pathname} is a null pointer,
@code{NULL} and @code{errno} is set. If @var{pathname} is a null pointer,
@code{getcwd} will obtain @var{len} bytes of space using
@code{malloc}.
@end deftypefn
@c getpagesize.c:5
@deftypefn Supplemental int getpagesize ()
@deftypefn Supplemental int getpagesize (void)
Returns the number of bytes in a page of memory. This is the
granularity of many of the system memory management routines. No
@ -136,7 +136,7 @@ memory management hardware page size.
@end deftypefn
@c getpwd.c:5
@deftypefn Supplemental char* getpwd ()
@deftypefn Supplemental char* getpwd (void)
Returns the current working directory. This implementation caches the
result on the assumption that the process will not call @code{chdir}
@ -148,7 +148,7 @@ between calls to @code{getpwd}.
@deftypefn Supplemental char* index (char *@var{s}, int @var{c})
Returns a pointer to the first occurrence of the character @var{c} in
the string @var{s}, or NULL if not found. The use of @code{index} is
the string @var{s}, or @code{NULL} if not found. The use of @code{index} is
deprecated in new programs in favor of @code{strchr}.
@end deftypefn
@ -156,12 +156,12 @@ deprecated in new programs in favor of @code{strchr}.
@c memchr.c:3
@deftypefn Supplemental void* memchr (const void *@var{s}, int @var{c}, size_t @var{n})
This function searches memory starting at @code{*}@var{src} for the
This function searches memory starting at @code{*@var{s}} for the
character @var{c}. The search only ends with the first occurrence of
@var{c}, or after @var{length} characters; in particular, a null
character does not terminate the search. If the character @var{c} is
found within @var{length} characters of @code{*}@var{src}, a pointer
to the character is returned. If @var{c} is not found, then NULL is
found within @var{length} characters of @code{*@var{s}}, a pointer
to the character is returned. If @var{c} is not found, then @code{NULL} is
returned.
@end deftypefn
@ -206,7 +206,7 @@ Sets the first @var{count} bytes of @var{s} to the constant byte
Uses @code{setenv} or @code{unsetenv} to put @var{string} into
the environment or remove it. If @var{string} is of the form
@samp{name=value} the string is added; if no `=' is present the
@samp{name=value} the string is added; if no @samp{=} is present the
name is unset/removed.
@end deftypefn
@ -223,7 +223,7 @@ exists, it is removed.
@deftypefn Supplemental char* rindex (const char *@var{s}, int @var{c})
Returns a pointer to the last occurrence of the character @var{c} in
the string @var{s}, or NULL if not found. The use of @code{rindex} is
the string @var{s}, or @code{NULL} if not found. The use of @code{rindex} is
deprecated in new programs in favor of @code{strrchr}.
@end deftypefn
@ -260,7 +260,7 @@ A case-insensitive @code{strcmp}.
@deftypefn Supplemental char* strchr (const char *@var{s}, int @var{c})
Returns a pointer to the first occurrence of the character @var{c} in
the string @var{s}, or NULL if not found. If @var{c} is itself the
the string @var{s}, or @code{NULL} if not found. If @var{c} is itself the
null character, the results are undefined.
@end deftypefn
@ -269,7 +269,7 @@ null character, the results are undefined.
@deftypefn Supplemental char* strdup (const char *@var{s})
Returns a pointer to a copy of @var{s} in memory obtained from
@code{malloc}, or NULL if insufficient memory was available.
@code{malloc}, or @code{NULL} if insufficient memory was available.
@end deftypefn
@ -278,7 +278,7 @@ Returns a pointer to a copy of @var{s} in memory obtained from
Given an error number returned from a system call (typically returned
in @code{errno}), returns a pointer to a string containing the
symbolic name of that error number, as found in @file{errno.h}.
symbolic name of that error number, as found in @code{<errno.h>}.
If the supplied error number is within the valid range of indices for
symbolic names, but no name is available for the particular error
@ -286,7 +286,7 @@ number, then returns the string @samp{"Error @var{num}"}, where @var{num}
is the error number.
If the supplied error number is not within the range of valid
indices, then returns NULL.
indices, then returns @code{NULL}.
The contents of the location pointed to are only guaranteed to be
valid until the next call to @code{strerrno}.
@ -307,7 +307,7 @@ error number, then returns the string @samp{"Error @var{num}"}, where
@var{num} is the error number.
If the supplied error number is not a valid index into
@code{sys_errlist}, returns NULL.
@code{sys_errlist}, returns @code{NULL}.
The returned string is only guaranteed to be valid only until the
next call to @code{strerror}.
@ -333,7 +333,7 @@ Compares the first @var{n} bytes of two strings, returning a value as
@deftypefn Supplemental char* strrchr (const char *@var{s}, int @var{c})
Returns a pointer to the last occurrence of the character @var{c} in
the string @var{s}, or NULL if not found. If @var{c} is itself the
the string @var{s}, or @code{NULL} if not found. If @var{c} is itself the
null character, the results are undefined.
@end deftypefn
@ -343,7 +343,7 @@ null character, the results are undefined.
This function searches for the substring @var{sub} in the string
@var{string}, not including the terminating null characters. A pointer
to the first occurrence of @var{sub} is returned, or NULL if the
to the first occurrence of @var{sub} is returned, or @code{NULL} if the
substring is absent. If @var{sub} points to a string with zero
length, the function returns @var{string}.
@ -353,7 +353,7 @@ length, the function returns @var{string}.
@deftypefn Supplemental double strtod (const char *@var{string}, char **@var{endptr})
This ANSI C function converts the initial portion of @var{string} to a
@code{double}. If @var{endptr} is not NULL, a pointer to the
@code{double}. If @var{endptr} is not @code{NULL}, a pointer to the
character after the last character used in the conversion is stored in
the location referenced by @var{endptr}. If no conversion is
performed, zero is returned and the value of @var{string} is stored in
@ -364,7 +364,7 @@ the location referenced by @var{endptr}.
@c strerror.c:730
@deftypefn Replacement int strtoerrno (const char *@var{name})
Given the symbolic name of a error number (e.g., @code{EACCESS}), map it
Given the symbolic name of a error number (e.g., @code{EACCES}), map it
to an errno value. If no translation is found, returns 0.
@end deftypefn
@ -389,13 +389,13 @@ When the base is 16 (either explicitly or implicitly), a prefix of
This function attempts to create a name for a temporary file, which
will be a valid file name yet not exist when @code{tmpnam} checks for
it. @var{s} must point to a buffer of at least @code{L_tmpnam} bytes,
or be NULL. Use of this function creates a security risk, and it must
or be @code{NULL}. Use of this function creates a security risk, and it must
not be used in new projects. Use @code{mkstemp} instead.
@end deftypefn
@c vfork.c:6
@deftypefn Supplemental int vfork ()
@deftypefn Supplemental int vfork (void)
Emulates @code{vfork} by calling @code{fork} and returning its value.
@ -428,14 +428,14 @@ does the return value. The third argument is unused in @libib{}.
@deftypefun int xatexit (void (*@var{fn}) (void))
Behaves as the standard @code{atexit} function, but with no limit on
the number of registered functions. Returns 0 on success, or -1 on
the number of registered functions. Returns 0 on success, or @minus{}1 on
failure. If you use @code{xatexit} to register functions, you must use
@code{xexit} to terminate your program.
@end deftypefun
@c xmalloc.c:38
@deftypefn Replacement void* xcalloc (size_t, size_t)
@deftypefn Replacement void* xcalloc (size_t @var{nelem}, size_t @var{elsize})
Allocate memory without fail, and set it to zero. This routine functions
like @code{calloc}, but will behave the same as @code{xmalloc} if memory
@ -491,7 +491,7 @@ allocated, the remaining memory is zeroed.
@end deftypefn
@c xmalloc.c:32
@deftypefn Replacement void* xrealloc (void*, size_t)
@deftypefn Replacement void* xrealloc (void *@var{ptr}, size_t @var{size})
Reallocate memory without fail. This routine functions like @code{realloc},
but will behave the same as @code{xmalloc} if memory cannot be found.
@ -509,7 +509,7 @@ obtain memory.
@deftypefn Replacement char* xstrerror (int @var{errnum})
Behaves exactly like the standard @code{strerror} function, but
will never return a NULL pointer.
will never return a @code{NULL} pointer.
@end deftypefn

4
libiberty/getcwd.c
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@ -3,13 +3,13 @@
/*
@deftypefn Supplemental char* getcwd (char *@var{pathname}, @var{len})
@deftypefn Supplemental char* getcwd (char *@var{pathname}, int @var{len})
Copy the absolute pathname for the current working directory into
@var{pathname}, which is assumed to point to a buffer of at least
@var{len} bytes, and return a pointer to the buffer. If the current
directory's path doesn't fit in @var{len} characters, the result is
NULL and @var{errno} is set. If @var{pathname} is a null pointer,
@code{NULL} and @code{errno} is set. If @var{pathname} is a null pointer,
@code{getcwd} will obtain @var{len} bytes of space using
@code{malloc}.

2
libiberty/getpagesize.c
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@ -2,7 +2,7 @@
/*
@deftypefn Supplemental int getpagesize ()
@deftypefn Supplemental int getpagesize (void)
Returns the number of bytes in a page of memory. This is the
granularity of many of the system memory management routines. No

2
libiberty/getpwd.c
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@ -2,7 +2,7 @@
/*
@deftypefn Supplemental char* getpwd ()
@deftypefn Supplemental char* getpwd (void)
Returns the current working directory. This implementation caches the
result on the assumption that the process will not call @code{chdir}

2
libiberty/index.c
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@ -5,7 +5,7 @@
@deftypefn Supplemental char* index (char *@var{s}, int @var{c})
Returns a pointer to the first occurrence of the character @var{c} in
the string @var{s}, or NULL if not found. The use of @code{index} is
the string @var{s}, or @code{NULL} if not found. The use of @code{index} is
deprecated in new programs in favor of @code{strchr}.
@end deftypefn

4
libiberty/libiberty.texi
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@ -65,7 +65,8 @@ Copyright @copyright{} 2001 Free Software Foundation, Inc.
section entitled ``GNU Free Documentation License''.
@end titlepage
@contents
@page
@ifnottex
@node Top,Using,,
@ -319,6 +320,5 @@ SUCH DAMAGE.
@printindex cp
@contents
@bye

6
libiberty/memchr.c
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@ -2,12 +2,12 @@
@deftypefn Supplemental void* memchr (const void *@var{s}, int @var{c}, size_t @var{n})
This function searches memory starting at @code{*}@var{src} for the
This function searches memory starting at @code{*@var{s}} for the
character @var{c}. The search only ends with the first occurrence of
@var{c}, or after @var{length} characters; in particular, a null
character does not terminate the search. If the character @var{c} is
found within @var{length} characters of @code{*}@var{src}, a pointer
to the character is returned. If @var{c} is not found, then NULL is
found within @var{length} characters of @code{*@var{s}}, a pointer
to the character is returned. If @var{c} is not found, then @code{NULL} is
returned.
@end deftypefn

2
libiberty/putenv.c
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@ -22,7 +22,7 @@
Uses @code{setenv} or @code{unsetenv} to put @var{string} into
the environment or remove it. If @var{string} is of the form
@samp{name=value} the string is added; if no `=' is present the
@samp{name=value} the string is added; if no @samp{=} is present the
name is unset/removed.
@end deftypefn

2
libiberty/rindex.c
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@ -5,7 +5,7 @@
@deftypefn Supplemental char* rindex (const char *@var{s}, int @var{c})
Returns a pointer to the last occurrence of the character @var{c} in
the string @var{s}, or NULL if not found. The use of @code{rindex} is
the string @var{s}, or @code{NULL} if not found. The use of @code{rindex} is
deprecated in new programs in favor of @code{strrchr}.
@end deftypefn

2
libiberty/strchr.c
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@ -6,7 +6,7 @@
@deftypefn Supplemental char* strchr (const char *@var{s}, int @var{c})
Returns a pointer to the first occurrence of the character @var{c} in
the string @var{s}, or NULL if not found. If @var{c} is itself the
the string @var{s}, or @code{NULL} if not found. If @var{c} is itself the
null character, the results are undefined.
@end deftypefn

2
libiberty/strdup.c
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@ -3,7 +3,7 @@
@deftypefn Supplemental char* strdup (const char *@var{s})
Returns a pointer to a copy of @var{s} in memory obtained from
@code{malloc}, or NULL if insufficient memory was available.
@code{malloc}, or @code{NULL} if insufficient memory was available.
@end deftypefn

10
libiberty/strerror.c
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@ -573,7 +573,7 @@ fact, the manual page for @code{perror(3C)} explicitly warns that one
should check the size of the table (@code{sys_nerr}) before indexing
it, since new error codes may be added to the system before they are
added to the table. Thus @code{sys_nerr} might be smaller than value
implied by the largest @code{errno} value defined in @file{errno.h}.
implied by the largest @code{errno} value defined in @code{<errno.h>}.
We return the maximum value that can be used to obtain a meaningful
symbolic name or message.
@ -612,7 +612,7 @@ error number, then returns the string @samp{"Error @var{num}"}, where
@var{num} is the error number.
If the supplied error number is not a valid index into
@code{sys_errlist}, returns NULL.
@code{sys_errlist}, returns @code{NULL}.
The returned string is only guaranteed to be valid only until the
next call to @code{strerror}.
@ -671,7 +671,7 @@ strerror (errnoval)
Given an error number returned from a system call (typically returned
in @code{errno}), returns a pointer to a string containing the
symbolic name of that error number, as found in @file{errno.h}.
symbolic name of that error number, as found in @code{<errno.h>}.
If the supplied error number is within the valid range of indices for
symbolic names, but no name is available for the particular error
@ -679,7 +679,7 @@ number, then returns the string @samp{"Error @var{num}"}, where @var{num}
is the error number.
If the supplied error number is not within the range of valid
indices, then returns NULL.
indices, then returns @code{NULL}.
The contents of the location pointed to are only guaranteed to be
valid until the next call to @code{strerrno}.
@ -729,7 +729,7 @@ strerrno (errnoval)
@deftypefn Replacement int strtoerrno (const char *@var{name})
Given the symbolic name of a error number (e.g., @code{EACCESS}), map it
Given the symbolic name of a error number (e.g., @code{EACCES}), map it
to an errno value. If no translation is found, returns 0.
@end deftypefn

2
libiberty/strrchr.c
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@ -6,7 +6,7 @@
@deftypefn Supplemental char* strrchr (const char *@var{s}, int @var{c})
Returns a pointer to the last occurrence of the character @var{c} in
the string @var{s}, or NULL if not found. If @var{c} is itself the
the string @var{s}, or @code{NULL} if not found. If @var{c} is itself the
null character, the results are undefined.
@end deftypefn

2
libiberty/strstr.c
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@ -7,7 +7,7 @@
This function searches for the substring @var{sub} in the string
@var{string}, not including the terminating null characters. A pointer
to the first occurrence of @var{sub} is returned, or NULL if the
to the first occurrence of @var{sub} is returned, or @code{NULL} if the
substring is absent. If @var{sub} points to a string with zero
length, the function returns @var{string}.

2
libiberty/strtod.c
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@ -27,7 +27,7 @@ the executable file might be covered by the GNU General Public License. */
@deftypefn Supplemental double strtod (const char *@var{string}, char **@var{endptr})
This ANSI C function converts the initial portion of @var{string} to a
@code{double}. If @var{endptr} is not NULL, a pointer to the
@code{double}. If @var{endptr} is not @code{NULL}, a pointer to the
character after the last character used in the conversion is stored in
the location referenced by @var{endptr}. If no conversion is
performed, zero is returned and the value of @var{string} is stored in

2
libiberty/tmpnam.c
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@ -5,7 +5,7 @@
This function attempts to create a name for a temporary file, which
will be a valid file name yet not exist when @code{tmpnam} checks for
it. @var{s} must point to a buffer of at least @code{L_tmpnam} bytes,
or be NULL. Use of this function creates a security risk, and it must
or be @code{NULL}. Use of this function creates a security risk, and it must
not be used in new projects. Use @code{mkstemp} instead.
@end deftypefn

2
libiberty/vfork.c
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@ -3,7 +3,7 @@
/*
@deftypefn Supplemental int vfork ()
@deftypefn Supplemental int vfork (void)
Emulates @code{vfork} by calling @code{fork} and returning its value.

2
libiberty/xatexit.c
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@ -11,7 +11,7 @@
@deftypefun int xatexit (void (*@var{fn}) (void))
Behaves as the standard @code{atexit} function, but with no limit on
the number of registered functions. Returns 0 on success, or -1 on
the number of registered functions. Returns 0 on success, or @minus{}1 on
failure. If you use @code{xatexit} to register functions, you must use
@code{xexit} to terminate your program.

4
libiberty/xmalloc.c
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@ -29,13 +29,13 @@ a program to contain @code{#define malloc xmalloc} in its source.
@end deftypefn
@deftypefn Replacement void* xrealloc (void*, size_t)
@deftypefn Replacement void* xrealloc (void *@var{ptr}, size_t @var{size})
Reallocate memory without fail. This routine functions like @code{realloc},
but will behave the same as @code{xmalloc} if memory cannot be found.
@end deftypefn
@deftypefn Replacement void* xcalloc (size_t, size_t)
@deftypefn Replacement void* xcalloc (size_t @var{nelem}, size_t @var{elsize})
Allocate memory without fail, and set it to zero. This routine functions
like @code{calloc}, but will behave the same as @code{xmalloc} if memory

2
libiberty/xstrerror.c
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@ -7,7 +7,7 @@
@deftypefn Replacement char* xstrerror (int @var{errnum})
Behaves exactly like the standard @code{strerror} function, but
will never return a NULL pointer.
will never return a @code{NULL} pointer.
@end deftypefn