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comparison dep/animone/src/fd/xnu.cc @ 299:246017a7907a

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dep/animone: clean up OS X code GetProcessName() really belongs in fd.cc after removing the stupid unnecessary LaunchServices code that was stolen from... some library :)
author Paper <paper@paper.us.eu.org>
date Mon, 13 May 2024 14:15:47 -0400
parents 0718f538c5f9
children b1f625b0227c
comparison
equal deleted inserted replaced
298:dec4d3c9a909 299:246017a7907a
89 } 89 }
90 90
91 return true; 91 return true;
92 } 92 }
93 93
94 static bool GetProcessNameFromProcPidPath(pid_t pid, std::string& result) {
95 result.assign(PROC_PIDPATHINFO_MAXSIZE, '\0');
96
97 int ret = proc_pidpath(pid, result.data(), result.size() * sizeof(char));
98 if (ret <= 0)
99 return false;
100
101 /* find the last slash, if there's none, we're done here */
102 size_t last_slash = result.rfind('/');
103 if (last_slash == std::string::npos)
104 return true;
105
106 result.erase(0, last_slash + 1);
107 return true;
108 }
109
110 static bool GetProcessNameFromProcName(pid_t pid, std::string& result) {
111 result.assign(2 * MAXCOMLEN, '\0');
112
113 int size = proc_name(pid, &result.front(), result.length());
114
115 /* if size is MAXCOMLEN or 2 * MAXCOMLEN, assume
116 * this method won't work and our result is truncated */
117 if (size <= 0 || size == MAXCOMLEN || size == 2 * MAXCOMLEN)
118 return false;
119
120 result.resize(size);
121 return true;
122 }
123
124 bool GetProcessName(pid_t pid, std::string& result) {
125 if (GetProcessNameFromProcName(pid, result))
126 return true;
127
128 if (GetProcessNameFromProcPidPath(pid, result))
129 return true;
130
131 return false;
132 }
133
94 } // namespace animone::internal::xnu 134 } // namespace animone::internal::xnu