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apathmax.c - smdev - suckless mdev |
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apathmax.c (395B) |
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1 /* See LICENSE file for copyright and license details. */ |
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2 #include <errno.h> |
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3 #include <stdio.h> |
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4 #include <stdlib.h> |
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5 #include <unistd.h> |
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6 |
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7 #include "../util.h" |
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8 |
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9 void |
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10 apathmax(char **p, long *size) |
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11 { |
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12 errno = 0; |
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13 |
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14 if((*size = pathconf("/", _PC_PATH_MAX)) == -1) { |
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15 if(errno == 0) { |
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16 *size = BUFSIZ; |
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17 } else { |
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18 eprintf("pathconf:"); |
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19 } |
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20 } |
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21 |
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22 if(!(*p = malloc(*size))) |
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23 eprintf("malloc:"); |
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24 } |
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25 |
