diff options
author | Jeff Johnston <jjohnstn@redhat.com> | 2005-10-28 21:21:08 +0000 |
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committer | Jeff Johnston <jjohnstn@redhat.com> | 2005-10-28 21:21:08 +0000 |
commit | 239c2bf93e32e147dab3e6cde99078d1ad5a1ef5 (patch) | |
tree | ce34a06bc2f7aa30c01d990662463072df296bc6 /newlib/libc/signal/signal.c | |
parent | 39e9e2b0c972dee5cbcb1a0c10c175805c647e51 (diff) | |
download | cygnal-239c2bf93e32e147dab3e6cde99078d1ad5a1ef5.tar.gz cygnal-239c2bf93e32e147dab3e6cde99078d1ad5a1ef5.tar.bz2 cygnal-239c2bf93e32e147dab3e6cde99078d1ad5a1ef5.zip |
2005-10-28 Bob Wilson <bob.wilson@acm.org>
* libc/misc/unctrl.c: Replace FUNCTION description.
* libc/signal/signal.c: Remove documentation for raise and _raise_r.
* libc/stdio/getdelim.c: Fix spelling errors.
* libc/stdio/getw.c: Put RETURNS on a separate line. Fix punctuation.
* libc/stdio/putw.c: Likewise.
* libc/stdlib/a64l.c: Fix formatting, spelling and punctuation in
documentation.
* libc/stdlib/assert.c: Do not capitalize FUNCTION description.
* libc/stdlib/efgcvt.c: Add spaces to FUNCTION description.
* libc/stdlib/envlock.c: Use em-dash in FUNCTION description.
* libc/stdlib/mlock.c: Likewise.
* libc/stdlib/mstats.c: Likewise.
* libc/time/tzlock.c: Likewise.
* libc/stdlib/rand.c: Use "multi-threaded" and "thread-safe" in NOTES.
* libc/stdlib/rand48.c: Remove extra space in FUNCTION description
and hyphenate "pseudo-random".
* libc/string/bcmp.c: Remove extra blank lines in documentation.
* libc/string/strncat.c: Likewise.
* libc/string/memchr.c: Remove extra ">" character in documentation.
* libc/string/strcspn.c: Use "characters" instead of "chars".
* libc/string/strpbrk.c: Likewise.
* libc/string/strerror_r.c: Capitalize "GNU".
* libc/string/strnlen.c: Likewise.
* libc/string/strtok.c: Fix formatting, spelling and punctuation in
documentation. Use "multi-threaded" and "thread-safe" in NOTES.
* libc/string/wcscat.c: Split PORTABILITY into two paragraphs.
* libc/string/wcschr.c: Likewise.
* libc/string/wcscmp.c: Likewise.
* libc/string/wcscpy.c: Likewise.
* libc/string/wcscspn.c: Likewise.
* libc/string/wcslen.c: Likewise.
* libc/string/wcsncat.c: Likewise.
* libc/string/wcsncmp.c: Likewise.
* libc/string/wcsncpy.c: Likewise.
* libc/string/wcsnlen.c: Likewise.
* libc/string/wcspbrk.c: Likewise.
* libc/string/wcsrchr.c: Likewise.
* libc/string/wcsspn.c: Likewise.
* libc/string/wmemchr.c: Likewise.
* libc/string/wmemcmp.c: Likewise.
* libc/string/wmemcpy.c: Likewise.
* libc/string/wmemset.c: Likewise.
* libc/string/wmemmove.c: Likewise. Also fix FUNCTION description.
* libc/string/wcswidth.c: Formatting and punctuation in documentation.
* libc/string/wcwidth.c: Likewise.
* libm/common/s_modf.c: Remove extra period from documentation.
* libm/math/s_isnan.c: Fix formatting, grammar and punctuation in
documentation.
* libm/mathfp/s_isnan.c: Likewise.
* libm/math/s_ldexp.c: Fix punctuation.
* libm/mathfp/s_ldexp.c: Likewise.
* libm/math/w_log.c: Likewise.
* libm/mathfp/s_logarithm.c: Likewise.
* libm/math/w_j0.c: Add spaces to FUNCTION description.
* libm/mathfp/w_jn.c: Likewise.
Diffstat (limited to 'newlib/libc/signal/signal.c')
-rw-r--r-- | newlib/libc/signal/signal.c | 32 |
1 files changed, 6 insertions, 26 deletions
diff --git a/newlib/libc/signal/signal.c b/newlib/libc/signal/signal.c index 20e919e74..bfb85e66a 100644 --- a/newlib/libc/signal/signal.c +++ b/newlib/libc/signal/signal.c @@ -6,21 +6,12 @@ INDEX signal INDEX _signal_r -INDEX - raise -INDEX - _raise_r ANSI_SYNOPSIS #include <signal.h> - void ( * signal(int <[sig]>, void(*<[func]>)(int)) )(int); - - void ( * _signal_r(void *<[reent]>, - int <[sig]>, void(*<[func]>)(int)) )(int); + void (*signal(int <[sig]>, void(*<[func]>)(int))) (int); - int raise (int <[sig]>); - - int _raise_r (void *<[reent]>, int <[sig]>); + void (*_signal_r(void *<[reent]>, int <[sig]>, void(*<[func]>)(int))) (int); TRAD_SYNOPSIS #include <signal.h> @@ -33,15 +24,8 @@ TRAD_SYNOPSIS int <[sig]>; char ( * <[func]> )(); - int raise (<[sig]>)() - int <[sig]>; - - int _raise_r (<[reent]>, <[sig]>)() - char *<[reent]>; - int <[sig]>; - DESCRIPTION -<<signal, raise>> provide a simple signal/raise implementation for embedded +<<signal>> provides a simple signal-handling implementation for embedded targets. <<signal>> allows you to request changed treatment for a particular @@ -52,7 +36,7 @@ that identifies a subroutine in your program as the handler for this signal. Some of the execution environment for signal handlers is unpredictable; notably, the only library function required to work -correctly from within a signal handler is @code{signal} itself, and +correctly from within a signal handler is <<signal>> itself, and only when used to redefine the handler for the current signal value. Static storage is likewise unreliable for signal handlers, with one @@ -66,13 +50,9 @@ where it was when the signal was raised (whether by your program itself, or by an external event). Signal handlers can also use functions such as <<exit>> and <<abort>> to avoid returning. -<<raise>> sends the signal sig to the executing program. It returns zero if -successful, non-zero if unsuccessful. - -The alternate functions <<_signal_r, _raise_r>> are the reentrant versions. +The alternate function <<_signal_r>> is the reentrant version. The extra argument <[reent]> is a pointer to a reentrancy structure. - @c FIXME: do we have setjmp.h and assoc fns? RETURNS @@ -83,7 +63,7 @@ Otherwise, the result is the previous handler (a function pointer or one of the predefined macros). PORTABILITY -ANSI C requires <<raise>>, <<signal>>. +ANSI C requires <<signal>>. No supporting OS subroutines are required to link with <<signal>>, but it will not have any useful effects, except for software generated signals, |