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dirfwstat.c - 9base - revived minimalist port of Plan 9 userland to Unix |
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git clone git://git.suckless.org/9base |
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--- |
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dirfwstat.c (1154B) |
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--- |
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1 #define NOPLAN9DEFINES |
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2 #include <u.h> |
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3 #include <libc.h> |
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4 #include <sys/time.h> |
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5 #include <sys/stat.h> |
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6 |
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7 #if defined(__FreeBSD__) || defined(__APPLE__) || defined(__OpenBSD__) |… |
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8 /* do nothing -- futimes exists and is fine */ |
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9 |
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10 # if defined(__UCLIBC__) |
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11 /* use futimesat */ |
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12 static int |
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13 futimes(int fd, struct timeval *tv) |
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14 { |
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15 return futimesat(fd, 0, tv); |
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16 } |
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17 |
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18 # endif |
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19 #elif defined(__SunOS5_9__) |
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20 /* use futimesat */ |
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21 static int |
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22 futimes(int fd, struct timeval *tv) |
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23 { |
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24 return futimesat(fd, 0, tv); |
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25 } |
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26 |
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27 #else |
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28 /* provide dummy */ |
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29 /* rename just in case -- linux provides an unusable one */ |
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30 #undef futimes |
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31 #define futimes myfutimes |
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32 static int |
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33 futimes(int fd, struct timeval *tv) |
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34 { |
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35 werrstr("futimes not available"); |
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36 return -1; |
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37 } |
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38 |
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39 #endif |
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40 |
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41 int |
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42 dirfwstat(int fd, Dir *dir) |
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43 { |
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44 int ret; |
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45 struct timeval tv[2]; |
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46 |
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47 ret = 0; |
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48 if(~dir->mode != 0){ |
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49 if(fchmod(fd, dir->mode) < 0) |
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50 ret = -1; |
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51 } |
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52 if(~dir->mtime != 0){ |
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53 tv[0].tv_sec = dir->mtime; |
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54 tv[0].tv_usec = 0; |
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55 tv[1].tv_sec = dir->mtime; |
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56 tv[1].tv_usec = 0; |
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57 if(futimes(fd, tv) < 0) |
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58 ret = -1; |
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59 } |
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60 if(~dir->length != 0){ |
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61 if(ftruncate(fd, dir->length) < 0) |
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62 ret = -1; |
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63 } |
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64 return ret; |
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65 } |
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66 |
