diff options
Diffstat (limited to 'system-bsd.c')
| -rw-r--r-- | system-bsd.c | 24 |
1 files changed, 23 insertions, 1 deletions
diff --git a/system-bsd.c b/system-bsd.c index 2da4b95..1f62693 100644 --- a/system-bsd.c +++ b/system-bsd.c @@ -31,7 +31,7 @@ extern void writeall(int fd, char *buf, size_t remain) { } extern int rc_read(int fd, char *buf, size_t n) { - long /*ssize_t*/ r; + ssize_t r; interrupt_happened = FALSE; if (!sigsetjmp(slowbuf.j, 1)) { slow = TRUE; @@ -48,3 +48,25 @@ extern int rc_read(int fd, char *buf, size_t n) { } return r; } + +/* signal-safe readline wrapper */ +#if READLINE +extern char *rc_readline(char *prompt) { + char *r; + + interrupt_happened = FALSE; + if (!sigsetjmp(slowbuf.j, 1)) { + slow = TRUE; + if (!interrupt_happened) + r = readline(prompt); + else + r = NULL; + } else + r = NULL; + slow = FALSE; + if (r == NULL) + errno = EINTR; + sigchk(); + return r; +} +#endif /* READLINE */ |