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959f3c4c JH |
1 | ?RCS: $Id: d_sigvec.U,v 3.0.1.1 1997/02/28 15:45:37 ram Exp $ |
2 | ?RCS: | |
3 | ?RCS: Copyright (c) 1991-1993, Raphael Manfredi | |
4 | ?RCS: | |
5 | ?RCS: You may redistribute only under the terms of the Artistic Licence, | |
6 | ?RCS: as specified in the README file that comes with the distribution. | |
7 | ?RCS: You may reuse parts of this distribution only within the terms of | |
8 | ?RCS: that same Artistic Licence; a copy of which may be found at the root | |
9 | ?RCS: of the source tree for dist 3.0. | |
10 | ?RCS: | |
11 | ?RCS: $Log: d_sigvec.U,v $ | |
12 | ?RCS: Revision 3.0.1.1 1997/02/28 15:45:37 ram | |
13 | ?RCS: patch61: there is now a separate routine for sigaction() | |
14 | ?RCS: | |
15 | ?RCS: Revision 3.0 1993/08/18 12:07:24 ram | |
16 | ?RCS: Baseline for dist 3.0 netwide release. | |
17 | ?RCS: | |
18 | ?X: d_sigvec.U, from d_ftime.U 1.0 | |
19 | ?X: | |
20 | ?MAKE:d_sigvec d_sigvectr d_sigintrp: Csym Inlibc Setvar | |
21 | ?MAKE: -pick add $@ %< | |
22 | ?S:d_sigvec: | |
23 | ?S: This variable conditionally defines the HAS_SIGVEC symbol, which indicates | |
24 | ?S: that BSD reliable signals are supported. | |
25 | ?S:. | |
26 | ?S:d_sigvectr: | |
27 | ?S: This variable conditionally defines the HAS_SIGVECTOR symbol, which | |
28 | ?S: indicates that the sigvec() routine is called sigvector() instead, for | |
29 | ?S: reasons known only to Hewlett-Packard. | |
30 | ?S:. | |
31 | ?S:d_sigintrp: | |
32 | ?S: This variable conditionally defines the HAS_SIGINTRP symbol, which | |
33 | ?S: indicates that the siginterrupt() routine is available. | |
34 | ?S:. | |
35 | ?C:HAS_SIGVEC (SIGVEC): | |
36 | ?C: This symbol, if defined, indicates that BSD reliable signals are | |
37 | ?C: supported. | |
38 | ?C:. | |
39 | ?C:HAS_SIGVECTOR (SIGVECTOR): | |
40 | ?C: This symbol, if defined, indicates that the sigvec() routine is called | |
41 | ?C: sigvector() instead, and that sigspace() is provided instead of | |
42 | ?C: sigstack(). This is probably only true for HP-UX. | |
43 | ?C:. | |
44 | ?C:HAS_SIGINTRP (SIGINTRP): | |
45 | ?C: This symbol, if defined, indicates that the siginterrupt() routine | |
46 | ?C: is available. | |
47 | ?C:. | |
48 | ?H:#$d_sigvec HAS_SIGVEC /**/ | |
49 | ?H:#$d_sigvectr HAS_SIGVECTOR /**/ | |
50 | ?H:#$d_sigintrp HAS_SIGINTRP /**/ | |
51 | ?H:. | |
52 | ?T:val | |
53 | ?LINT:set d_sigvec d_sigintrp | |
54 | echo " " | |
55 | @if d_sigvectr || d_sigvec || HAS_SIGVEC || HAS_SIGVECTOR | |
56 | : see if sigvector exists -- since sigvec will match the substring | |
57 | if set sigvector val -f d_sigvectr; eval $csym; $val; then | |
58 | echo 'sigvector() found--you must be running HP-UX.' >&4 | |
59 | val="$define"; set d_sigvectr; eval $setvar | |
60 | val="$define"; set d_sigvec; eval $setvar | |
61 | else | |
62 | : try the original name | |
63 | d_sigvectr="$undef" | |
64 | if set sigvec val -f d_sigvec; eval $csym; $val; then | |
65 | echo 'sigvec() found.' >&4 | |
66 | val="$define"; set d_sigvec; eval $setvar | |
67 | else | |
68 | echo 'sigvec() not found--race conditions with signals may occur.' >&4 | |
69 | val="$undef"; set d_sigvec; eval $setvar | |
70 | fi | |
71 | fi | |
72 | ||
73 | @end | |
74 | @if d_sigintrp || HAS_SIGINTRP | |
75 | : see if we have siginterrupt | |
76 | set siginterrupt d_sigintrp | |
77 | eval $inlibc | |
78 | ||
79 | @end |