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1999-09-18 Gary Houston <ghouston@freewire.co.uk>

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* configure.in: use AC_SYS_RESTARTABLE_SYSCALLS instead of
	testing for SA_RESTART.

1999-09-18  Gary Houston  <ghouston@freewire.co.uk>

	* _scm.h, scmsigs.c: replace HAVE_RESTARTS with
	HAVE_RESTARTABLE_SYSCALLS.
This commit is contained in:
Gary Houston 1999-09-18 17:13:38 +00:00
parent e684c60f44
commit 08b8c6948d
8 changed files with 148 additions and 107 deletions
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3
libguile/ChangeLog
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@ -1,5 +1,8 @@
1999-09-18 Gary Houston <ghouston@freewire.co.uk>
* _scm.h, scmsigs.c: replace HAVE_RESTARTS with
HAVE_RESTARTABLE_SYSCALLS.
* strports.c (scm_strport_to_string): create the string from
pt->read_buf instead of an expression that evaluates to the
same thing.

2
libguile/_scm.h
View file

@ -83,7 +83,7 @@
when installing signal handlers.
*/
#ifdef HAVE_RESTARTS
#ifdef HAVE_RESTARTABLE_SYSCALLS
#define SCM_SYSCALL(line) line
#endif

7
libguile/scmconfig.h.in
View file

@ -30,6 +30,10 @@
/* Define if you have <alloca.h> and it should be used (not on Ultrix). */
#undef HAVE_ALLOCA_H
/* Define if system calls automatically restart after interruption
by a signal. */
#undef HAVE_RESTARTABLE_SYSCALLS
/* Define if your struct stat has st_blksize. */
#undef HAVE_ST_BLKSIZE
@ -140,9 +144,6 @@
/* Define if dlsym automatically supplies a leading underscore. */
#undef DLSYM_ADDS_USCORE
/* Define if the operating system can restart system calls. */
#undef HAVE_RESTARTS
/* Define if the system supports Unix-domain (file-domain) sockets. */
#undef HAVE_UNIX_DOMAIN_SOCKETS

2
libguile/scmsigs.c
View file

@ -441,7 +441,7 @@ scm_init_scmsigs ()
orig_handlers[i] = SIG_ERR;
#endif
#ifdef HAVE_RESTARTS
#ifdef HAVE_RESTARTABLE_SYSCALLS
/* ensure that system calls will be restarted for all signals. */
/* sigintterupt would be simpler, but it seems better to avoid
dependency on another system call. */