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comparison lib/nanosleep.c @ 5159:a535859efd14

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Merge from coreutils.
author Paul Eggert <eggert@cs.ucla.edu>
date Sat, 07 Aug 2004 00:09:38 +0000
parents 4e59cddb690f
children 6962b5c5069f
comparison
equal deleted inserted replaced
5158:c710d6c89900 5159:a535859efd14
21 21
22 /* Undefine nanosleep here so any prototype is not redefined to be a 22 /* Undefine nanosleep here so any prototype is not redefined to be a
23 prototype for rpl_nanosleep. (they'd conflict e.g., on alpha-dec-osf3.2) */ 23 prototype for rpl_nanosleep. (they'd conflict e.g., on alpha-dec-osf3.2) */
24 #undef nanosleep 24 #undef nanosleep
25 25
26 #include <stdbool.h>
26 #include <stdio.h> 27 #include <stdio.h>
27 #include <sys/types.h> 28 #include <sys/types.h>
28 #include <signal.h> 29 #include <signal.h>
29 30
30 #include <errno.h> 31 #include <errno.h>
31 #ifndef errno
32 extern int errno;
33 #endif
34 32
35 #if HAVE_UNISTD_H 33 #if HAVE_UNISTD_H
36 # include <unistd.h> 34 # include <unistd.h>
37 #endif 35 #endif
38 36
75 73
76 int 74 int
77 rpl_nanosleep (const struct timespec *requested_delay, 75 rpl_nanosleep (const struct timespec *requested_delay,
78 struct timespec *remaining_delay) 76 struct timespec *remaining_delay)
79 { 77 {
80 static int initialized; 78 static bool initialized;
81 79
82 #ifdef SA_NOCLDSTOP 80 #ifdef SA_NOCLDSTOP
83 struct sigaction oldact, newact; 81 struct sigaction oldact, newact;
84 #endif 82 #endif
85 83
98 sigaction (SIGCONT, &newact, NULL); 96 sigaction (SIGCONT, &newact, NULL);
99 #else 97 #else
100 if (signal (SIGCONT, SIG_IGN) != SIG_IGN) 98 if (signal (SIGCONT, SIG_IGN) != SIG_IGN)
101 signal (SIGCONT, sighandler); 99 signal (SIGCONT, sighandler);
102 #endif 100 #endif
103 initialized = 1; 101 initialized = true;
104 } 102 }
105 103
106 my_usleep (requested_delay); 104 my_usleep (requested_delay);
107 105
108 if (suspended) 106 if (suspended)