Mercurial > libanimone
annotate src/util/osx.cc @ 8:87841727fa47
dep/animone: get macOS side building
| author | Paper <paper@paper.us.eu.org> |
|---|---|
| date | Thu, 18 Apr 2024 16:51:35 -0400 |
| parents | cce3a81b03bf |
| children |
| rev | line source |
|---|---|
| 0 | 1 #include "animone/util/osx.h" |
| 2 | |
| 3 #include <memory> | |
| 4 #include <string> | |
| 5 | |
| 6 #include <libproc.h> | |
| 7 #include <sys/sysctl.h> | |
| 8 | |
| 9 namespace animone::internal::osx::util { | |
| 10 | |
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cce3a81b03bf
dep/animone: make osx code a bit less hacky
Paper <paper@paper.us.eu.org>
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11 static bool GetProcessNameFromProcPidPath(pid_t pid, std::string& result) { |
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cce3a81b03bf
dep/animone: make osx code a bit less hacky
Paper <paper@paper.us.eu.org>
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12 result.assign(PROC_PIDPATHINFO_MAXSIZE, '\0'); |
| 0 | 13 |
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dep/animone: make osx code a bit less hacky
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14 int ret = proc_pidpath(pid, result.data(), result.size() * sizeof(char)); |
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cce3a81b03bf
dep/animone: make osx code a bit less hacky
Paper <paper@paper.us.eu.org>
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15 if (ret <= 0) |
| 0 | 16 return false; |
| 17 | |
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dep/animone: make osx code a bit less hacky
Paper <paper@paper.us.eu.org>
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18 /* find the last slash, if there's none, we're done here */ |
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cce3a81b03bf
dep/animone: make osx code a bit less hacky
Paper <paper@paper.us.eu.org>
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19 size_t last_slash = result.rfind('/'); |
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cce3a81b03bf
dep/animone: make osx code a bit less hacky
Paper <paper@paper.us.eu.org>
parents:
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20 if (last_slash == std::string::npos) |
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cce3a81b03bf
dep/animone: make osx code a bit less hacky
Paper <paper@paper.us.eu.org>
parents:
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21 return true; |
| 0 | 22 |
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dep/animone: make osx code a bit less hacky
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23 result.erase(0, last_slash + 1); |
| 0 | 24 return true; |
| 25 } | |
| 26 | |
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dep/animone: make osx code a bit less hacky
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27 static bool GetProcessNameFromProcName(pid_t pid, std::string& result) { |
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cce3a81b03bf
dep/animone: make osx code a bit less hacky
Paper <paper@paper.us.eu.org>
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28 result.assign(2 * MAXCOMLEN, '\0'); |
| 0 | 29 |
| 30 int size = proc_name(pid, &result.front(), result.length()); | |
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dep/animone: make osx code a bit less hacky
Paper <paper@paper.us.eu.org>
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31 |
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cce3a81b03bf
dep/animone: make osx code a bit less hacky
Paper <paper@paper.us.eu.org>
parents:
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diff
changeset
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32 /* if size is MAXCOMLEN or 2 * MAXCOMLEN, assume |
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cce3a81b03bf
dep/animone: make osx code a bit less hacky
Paper <paper@paper.us.eu.org>
parents:
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diff
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33 * this method won't work and our result is truncated */ |
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cce3a81b03bf
dep/animone: make osx code a bit less hacky
Paper <paper@paper.us.eu.org>
parents:
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diff
changeset
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34 if (size <= 0 || size == MAXCOMLEN || size == 2 * MAXCOMLEN) |
| 0 | 35 return false; |
| 36 | |
| 37 result.resize(size); | |
| 38 return true; | |
| 39 } | |
| 40 | |
| 41 bool GetProcessName(pid_t pid, std::string& result) { | |
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cce3a81b03bf
dep/animone: make osx code a bit less hacky
Paper <paper@paper.us.eu.org>
parents:
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diff
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42 if (GetProcessNameFromProcName(pid, result)) |
| 0 | 43 return true; |
| 44 | |
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cce3a81b03bf
dep/animone: make osx code a bit less hacky
Paper <paper@paper.us.eu.org>
parents:
0
diff
changeset
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45 if (GetProcessNameFromProcPidPath(pid, result)) |
| 0 | 46 return true; |
| 47 | |
| 48 return false; | |
| 49 } | |
| 50 | |
| 51 } // namespace animone::internal::osx::util |