Last change
on this file since 065de93 was
50be8af,
checked in by Peter A. Buhr <pabuhr@…>, 12 months ago
|
clean up command-line handling and I/O
|
-
Property mode set to
100644
|
File size:
1.5 KB
|
Rev | Line | |
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[9319a23] | 1 | #include <locks.hfa> |
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| 2 | #include <fstream.hfa> |
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| 3 | #include <stdio.h> |
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| 4 | #include <channel.hfa> |
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| 5 | #include <thread.hfa> |
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| 6 | #include <time.hfa> |
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| 7 | #include <string.h> |
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| 8 | |
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| 9 | size_t total_operations = 0; |
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[50be8af] | 10 | ssize_t Processors = 1, Tasks = 4; // must be signed |
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[9319a23] | 11 | |
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| 12 | owner_lock o; |
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| 13 | |
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| 14 | typedef channel( int ) Channel; |
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| 15 | |
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| 16 | Channel * chain; |
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| 17 | |
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| 18 | thread Task {}; |
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| 19 | void main(Task & this) { |
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| 20 | size_t runs = 0; |
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[5adb277] | 21 | int token = 0; |
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[9319a23] | 22 | try{ |
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| 23 | for ( ;; ) { |
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[5adb277] | 24 | token << *chain; |
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[cb344f7] | 25 | *chain << token; |
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[9319a23] | 26 | runs++; |
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| 27 | } |
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| 28 | } catch ( channel_closed * e ) {} |
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| 29 | lock( o ); |
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| 30 | total_operations += runs; |
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| 31 | unlock( o ); |
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| 32 | } |
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| 33 | |
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| 34 | |
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| 35 | int main( int argc, char * argv[] ) { |
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| 36 | switch ( argc ) { |
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| 37 | case 3: |
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| 38 | if ( strcmp( argv[2], "d" ) != 0 ) { // default ? |
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[50be8af] | 39 | Tasks = ato( argv[2] ); |
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| 40 | if ( Tasks < 1 ) fallthru default; |
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[9319a23] | 41 | } // if |
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| 42 | case 2: |
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| 43 | if ( strcmp( argv[1], "d" ) != 0 ) { // default ? |
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[50be8af] | 44 | Processors = ato( argv[1] ); |
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| 45 | if ( Processors < 1 ) fallthru default; |
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[9319a23] | 46 | } // if |
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| 47 | case 1: // use defaults |
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| 48 | break; |
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| 49 | default: |
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[50be8af] | 50 | exit | "Usage: " | argv[0] |
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[9319a23] | 51 | | " [ processors (> 0) | 'd' (default " | Processors |
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| 52 | | ") ] [ channel size (>= 0) | 'd' (default " | Tasks |
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| 53 | | ") ]" ; |
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| 54 | } // switch |
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| 55 | processor proc[Processors - 1]; |
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| 56 | |
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| 57 | sout | "start"; |
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| 58 | Channel chainChan{ 1 }; |
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| 59 | |
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[cb344f7] | 60 | chainChan << ((int)0); |
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[9319a23] | 61 | |
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| 62 | chain = &chainChan; |
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| 63 | { |
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| 64 | Task t[Tasks]; |
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| 65 | sleep(10`s); |
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| 66 | close( chainChan ); |
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| 67 | } |
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| 68 | |
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| 69 | // sout | total_operations; |
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| 70 | sout | "done"; |
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[50be8af] | 71 | } |
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