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waitpid.c - 9base - revived minimalist port of Plan 9 userland to Unix |
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waitpid.c (294B) |
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1 #include <u.h> |
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2 #include <libc.h> |
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3 |
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4 int |
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5 waitpid(void) |
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6 { |
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7 int n; |
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8 char buf[512], *fld[5]; |
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9 |
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10 n = await(buf, sizeof buf-1); |
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11 if(n <= 0) |
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12 return -1; |
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13 buf[n] = '\0'; |
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14 if(tokenize(buf, fld, nelem(fld)) != nelem(fld)){ |
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15 werrstr("couldn't parse wait message"); |
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16 return -1; |
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17 } |
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18 return atoi(fld[0]); |
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19 } |
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20 |
