2018-03-11 13:47:12 -07:00
|
|
|
local helpers = require('test.functional.helpers')(after_each)
|
|
|
|
|
|
API: nvim_get_proc()
TODO: "exepath" field (win32: QueryFullProcessImageName())
On unix-likes `ps` is used because the platform-specific APIs are
a nightmare. For reference, below is a (incomplete) attempt:
diff --git a/src/nvim/os/process.c b/src/nvim/os/process.c
index 09769925aca5..99afbbf290c1 100644
--- a/src/nvim/os/process.c
+++ b/src/nvim/os/process.c
@@ -208,3 +210,60 @@ int os_proc_children(int ppid, int **proc_list, size_t *proc_count)
return 0;
}
+/// Gets various properties of the process identified by `pid`.
+///
+/// @param pid Process to inspect.
+/// @return Map of process properties, empty on error.
+Dictionary os_proc_info(int pid)
+{
+ Dictionary pinfo = ARRAY_DICT_INIT;
+#ifdef WIN32
+
+#elif defined(__APPLE__)
+ char buf[PROC_PIDPATHINFO_MAXSIZE];
+ if (proc_pidpath(pid, buf, sizeof(buf))) {
+ name = getName(buf);
+ PUT(pinfo, "exepath", STRING_OBJ(cstr_to_string(buf)));
+ return name;
+ } else {
+ ILOG("proc_pidpath() failed for pid: %d", pid);
+ }
+#elif defined(BSD)
+# if defined(__FreeBSD__)
+# define KP_COMM(o) o.ki_comm
+# else
+# define KP_COMM(o) o.p_comm
+# endif
+ struct kinfo_proc *proc = kinfo_getproc(pid);
+ if (proc) {
+ PUT(pinfo, "name", cstr_to_string(KP_COMM(proc)));
+ xfree(proc);
+ } else {
+ ILOG("kinfo_getproc() failed for pid: %d", pid);
+ }
+
+#elif defined(__linux__)
+ char fname[256] = { 0 };
+ char buf[MAXPATHL];
+ snprintf(fname, sizeof(fname), "/proc/%d/comm", pid);
+ FILE *fp = fopen(fname, "r");
+ // FileDescriptor *f = file_open_new(&error, fname, kFileReadOnly, 0);
+ // ptrdiff_t file_read(FileDescriptor *const fp, char *const ret_buf,
+ // const size_t size)
+ if (fp == NULL) {
+ ILOG("fopen() of /proc/%d/comm failed", pid);
+ } else {
+ size_t n = fread(buf, sizeof(char), sizeof(buf) - 1, fp);
+ if (n == 0) {
+ WLOG("fread() of /proc/%d/comm failed", pid);
+ } else {
+ size_t end = MIN(sizeof(buf) - 1, n);
+ end = (end > 0 && buf[end - 1] == '\n') ? end - 1 : end;
+ buf[end] = '\0';
+ PUT(pinfo, "name", STRING_OBJ(cstr_to_string(buf)));
+ }
+ }
+ fclose(fp);
+#endif
+ return pinfo;
+}
2018-03-15 21:13:38 -07:00
|
|
|
local clear = helpers.clear
|
|
|
|
|
local eq = helpers.eq
|
2018-03-11 13:47:12 -07:00
|
|
|
local funcs = helpers.funcs
|
2019-08-20 17:32:20 -07:00
|
|
|
local neq = helpers.neq
|
2018-03-11 13:47:12 -07:00
|
|
|
local nvim_argv = helpers.nvim_argv
|
|
|
|
|
local request = helpers.request
|
|
|
|
|
local retry = helpers.retry
|
API: nvim_get_proc()
TODO: "exepath" field (win32: QueryFullProcessImageName())
On unix-likes `ps` is used because the platform-specific APIs are
a nightmare. For reference, below is a (incomplete) attempt:
diff --git a/src/nvim/os/process.c b/src/nvim/os/process.c
index 09769925aca5..99afbbf290c1 100644
--- a/src/nvim/os/process.c
+++ b/src/nvim/os/process.c
@@ -208,3 +210,60 @@ int os_proc_children(int ppid, int **proc_list, size_t *proc_count)
return 0;
}
+/// Gets various properties of the process identified by `pid`.
+///
+/// @param pid Process to inspect.
+/// @return Map of process properties, empty on error.
+Dictionary os_proc_info(int pid)
+{
+ Dictionary pinfo = ARRAY_DICT_INIT;
+#ifdef WIN32
+
+#elif defined(__APPLE__)
+ char buf[PROC_PIDPATHINFO_MAXSIZE];
+ if (proc_pidpath(pid, buf, sizeof(buf))) {
+ name = getName(buf);
+ PUT(pinfo, "exepath", STRING_OBJ(cstr_to_string(buf)));
+ return name;
+ } else {
+ ILOG("proc_pidpath() failed for pid: %d", pid);
+ }
+#elif defined(BSD)
+# if defined(__FreeBSD__)
+# define KP_COMM(o) o.ki_comm
+# else
+# define KP_COMM(o) o.p_comm
+# endif
+ struct kinfo_proc *proc = kinfo_getproc(pid);
+ if (proc) {
+ PUT(pinfo, "name", cstr_to_string(KP_COMM(proc)));
+ xfree(proc);
+ } else {
+ ILOG("kinfo_getproc() failed for pid: %d", pid);
+ }
+
+#elif defined(__linux__)
+ char fname[256] = { 0 };
+ char buf[MAXPATHL];
+ snprintf(fname, sizeof(fname), "/proc/%d/comm", pid);
+ FILE *fp = fopen(fname, "r");
+ // FileDescriptor *f = file_open_new(&error, fname, kFileReadOnly, 0);
+ // ptrdiff_t file_read(FileDescriptor *const fp, char *const ret_buf,
+ // const size_t size)
+ if (fp == NULL) {
+ ILOG("fopen() of /proc/%d/comm failed", pid);
+ } else {
+ size_t n = fread(buf, sizeof(char), sizeof(buf) - 1, fp);
+ if (n == 0) {
+ WLOG("fread() of /proc/%d/comm failed", pid);
+ } else {
+ size_t end = MIN(sizeof(buf) - 1, n);
+ end = (end > 0 && buf[end - 1] == '\n') ? end - 1 : end;
+ buf[end] = '\0';
+ PUT(pinfo, "name", STRING_OBJ(cstr_to_string(buf)));
+ }
+ }
+ fclose(fp);
+#endif
+ return pinfo;
+}
2018-03-15 21:13:38 -07:00
|
|
|
local NIL = helpers.NIL
|
2022-11-21 17:13:30 -07:00
|
|
|
local is_os = helpers.is_os
|
2018-03-11 13:47:12 -07:00
|
|
|
|
2019-11-25 02:08:02 -07:00
|
|
|
describe('API', function()
|
2018-03-11 13:47:12 -07:00
|
|
|
before_each(clear)
|
|
|
|
|
|
|
|
|
|
describe('nvim_get_proc_children', function()
|
|
|
|
|
it('returns child process ids', function()
|
|
|
|
|
local this_pid = funcs.getpid()
|
|
|
|
|
|
2019-06-22 06:29:39 -07:00
|
|
|
-- Might be non-zero already (left-over from some other test?),
|
|
|
|
|
-- but this is not what is tested here.
|
2022-11-28 18:45:48 -07:00
|
|
|
local initial_children = request('nvim_get_proc_children', this_pid)
|
2019-06-22 06:29:39 -07:00
|
|
|
|
2018-03-11 13:47:12 -07:00
|
|
|
local job1 = funcs.jobstart(nvim_argv)
|
|
|
|
|
retry(nil, nil, function()
|
2022-11-28 18:45:48 -07:00
|
|
|
eq(#initial_children + 1, #request('nvim_get_proc_children', this_pid))
|
2018-03-11 13:47:12 -07:00
|
|
|
end)
|
|
|
|
|
|
|
|
|
|
local job2 = funcs.jobstart(nvim_argv)
|
|
|
|
|
retry(nil, nil, function()
|
2022-11-28 18:45:48 -07:00
|
|
|
eq(#initial_children + 2, #request('nvim_get_proc_children', this_pid))
|
2018-03-11 13:47:12 -07:00
|
|
|
end)
|
|
|
|
|
|
|
|
|
|
funcs.jobstop(job1)
|
|
|
|
|
retry(nil, nil, function()
|
2022-11-28 18:45:48 -07:00
|
|
|
eq(#initial_children + 1, #request('nvim_get_proc_children', this_pid))
|
2018-03-11 13:47:12 -07:00
|
|
|
end)
|
|
|
|
|
|
|
|
|
|
funcs.jobstop(job2)
|
|
|
|
|
retry(nil, nil, function()
|
2022-11-28 18:45:48 -07:00
|
|
|
eq(#initial_children, #request('nvim_get_proc_children', this_pid))
|
2018-03-11 13:47:12 -07:00
|
|
|
end)
|
|
|
|
|
end)
|
|
|
|
|
|
2023-02-14 06:07:38 -07:00
|
|
|
it('validation', function()
|
2018-03-11 13:47:12 -07:00
|
|
|
local status, rv = pcall(request, "nvim_get_proc_children", -1)
|
|
|
|
|
eq(false, status)
|
2023-02-14 12:19:28 -07:00
|
|
|
eq("Invalid 'pid': -1", string.match(rv, "Invalid.*"))
|
2018-03-11 13:47:12 -07:00
|
|
|
|
|
|
|
|
status, rv = pcall(request, "nvim_get_proc_children", 0)
|
|
|
|
|
eq(false, status)
|
2023-02-14 12:19:28 -07:00
|
|
|
eq("Invalid 'pid': 0", string.match(rv, "Invalid.*"))
|
2018-03-11 13:47:12 -07:00
|
|
|
|
API: nvim_get_proc()
TODO: "exepath" field (win32: QueryFullProcessImageName())
On unix-likes `ps` is used because the platform-specific APIs are
a nightmare. For reference, below is a (incomplete) attempt:
diff --git a/src/nvim/os/process.c b/src/nvim/os/process.c
index 09769925aca5..99afbbf290c1 100644
--- a/src/nvim/os/process.c
+++ b/src/nvim/os/process.c
@@ -208,3 +210,60 @@ int os_proc_children(int ppid, int **proc_list, size_t *proc_count)
return 0;
}
+/// Gets various properties of the process identified by `pid`.
+///
+/// @param pid Process to inspect.
+/// @return Map of process properties, empty on error.
+Dictionary os_proc_info(int pid)
+{
+ Dictionary pinfo = ARRAY_DICT_INIT;
+#ifdef WIN32
+
+#elif defined(__APPLE__)
+ char buf[PROC_PIDPATHINFO_MAXSIZE];
+ if (proc_pidpath(pid, buf, sizeof(buf))) {
+ name = getName(buf);
+ PUT(pinfo, "exepath", STRING_OBJ(cstr_to_string(buf)));
+ return name;
+ } else {
+ ILOG("proc_pidpath() failed for pid: %d", pid);
+ }
+#elif defined(BSD)
+# if defined(__FreeBSD__)
+# define KP_COMM(o) o.ki_comm
+# else
+# define KP_COMM(o) o.p_comm
+# endif
+ struct kinfo_proc *proc = kinfo_getproc(pid);
+ if (proc) {
+ PUT(pinfo, "name", cstr_to_string(KP_COMM(proc)));
+ xfree(proc);
+ } else {
+ ILOG("kinfo_getproc() failed for pid: %d", pid);
+ }
+
+#elif defined(__linux__)
+ char fname[256] = { 0 };
+ char buf[MAXPATHL];
+ snprintf(fname, sizeof(fname), "/proc/%d/comm", pid);
+ FILE *fp = fopen(fname, "r");
+ // FileDescriptor *f = file_open_new(&error, fname, kFileReadOnly, 0);
+ // ptrdiff_t file_read(FileDescriptor *const fp, char *const ret_buf,
+ // const size_t size)
+ if (fp == NULL) {
+ ILOG("fopen() of /proc/%d/comm failed", pid);
+ } else {
+ size_t n = fread(buf, sizeof(char), sizeof(buf) - 1, fp);
+ if (n == 0) {
+ WLOG("fread() of /proc/%d/comm failed", pid);
+ } else {
+ size_t end = MIN(sizeof(buf) - 1, n);
+ end = (end > 0 && buf[end - 1] == '\n') ? end - 1 : end;
+ buf[end] = '\0';
+ PUT(pinfo, "name", STRING_OBJ(cstr_to_string(buf)));
+ }
+ }
+ fclose(fp);
+#endif
+ return pinfo;
+}
2018-03-15 21:13:38 -07:00
|
|
|
-- Assume PID 99999 does not exist.
|
|
|
|
|
status, rv = pcall(request, "nvim_get_proc_children", 99999)
|
2018-03-11 13:47:12 -07:00
|
|
|
eq(true, status)
|
|
|
|
|
eq({}, rv)
|
|
|
|
|
end)
|
|
|
|
|
end)
|
|
|
|
|
|
API: nvim_get_proc()
TODO: "exepath" field (win32: QueryFullProcessImageName())
On unix-likes `ps` is used because the platform-specific APIs are
a nightmare. For reference, below is a (incomplete) attempt:
diff --git a/src/nvim/os/process.c b/src/nvim/os/process.c
index 09769925aca5..99afbbf290c1 100644
--- a/src/nvim/os/process.c
+++ b/src/nvim/os/process.c
@@ -208,3 +210,60 @@ int os_proc_children(int ppid, int **proc_list, size_t *proc_count)
return 0;
}
+/// Gets various properties of the process identified by `pid`.
+///
+/// @param pid Process to inspect.
+/// @return Map of process properties, empty on error.
+Dictionary os_proc_info(int pid)
+{
+ Dictionary pinfo = ARRAY_DICT_INIT;
+#ifdef WIN32
+
+#elif defined(__APPLE__)
+ char buf[PROC_PIDPATHINFO_MAXSIZE];
+ if (proc_pidpath(pid, buf, sizeof(buf))) {
+ name = getName(buf);
+ PUT(pinfo, "exepath", STRING_OBJ(cstr_to_string(buf)));
+ return name;
+ } else {
+ ILOG("proc_pidpath() failed for pid: %d", pid);
+ }
+#elif defined(BSD)
+# if defined(__FreeBSD__)
+# define KP_COMM(o) o.ki_comm
+# else
+# define KP_COMM(o) o.p_comm
+# endif
+ struct kinfo_proc *proc = kinfo_getproc(pid);
+ if (proc) {
+ PUT(pinfo, "name", cstr_to_string(KP_COMM(proc)));
+ xfree(proc);
+ } else {
+ ILOG("kinfo_getproc() failed for pid: %d", pid);
+ }
+
+#elif defined(__linux__)
+ char fname[256] = { 0 };
+ char buf[MAXPATHL];
+ snprintf(fname, sizeof(fname), "/proc/%d/comm", pid);
+ FILE *fp = fopen(fname, "r");
+ // FileDescriptor *f = file_open_new(&error, fname, kFileReadOnly, 0);
+ // ptrdiff_t file_read(FileDescriptor *const fp, char *const ret_buf,
+ // const size_t size)
+ if (fp == NULL) {
+ ILOG("fopen() of /proc/%d/comm failed", pid);
+ } else {
+ size_t n = fread(buf, sizeof(char), sizeof(buf) - 1, fp);
+ if (n == 0) {
+ WLOG("fread() of /proc/%d/comm failed", pid);
+ } else {
+ size_t end = MIN(sizeof(buf) - 1, n);
+ end = (end > 0 && buf[end - 1] == '\n') ? end - 1 : end;
+ buf[end] = '\0';
+ PUT(pinfo, "name", STRING_OBJ(cstr_to_string(buf)));
+ }
+ }
+ fclose(fp);
+#endif
+ return pinfo;
+}
2018-03-15 21:13:38 -07:00
|
|
|
describe('nvim_get_proc', function()
|
|
|
|
|
it('returns process info', function()
|
|
|
|
|
local pid = funcs.getpid()
|
|
|
|
|
local pinfo = request('nvim_get_proc', pid)
|
2022-11-21 17:13:30 -07:00
|
|
|
eq((is_os('win') and 'nvim.exe' or 'nvim'), pinfo.name)
|
2022-04-25 20:35:05 -07:00
|
|
|
eq(pid, pinfo.pid)
|
|
|
|
|
eq('number', type(pinfo.ppid))
|
|
|
|
|
neq(pid, pinfo.ppid)
|
API: nvim_get_proc()
TODO: "exepath" field (win32: QueryFullProcessImageName())
On unix-likes `ps` is used because the platform-specific APIs are
a nightmare. For reference, below is a (incomplete) attempt:
diff --git a/src/nvim/os/process.c b/src/nvim/os/process.c
index 09769925aca5..99afbbf290c1 100644
--- a/src/nvim/os/process.c
+++ b/src/nvim/os/process.c
@@ -208,3 +210,60 @@ int os_proc_children(int ppid, int **proc_list, size_t *proc_count)
return 0;
}
+/// Gets various properties of the process identified by `pid`.
+///
+/// @param pid Process to inspect.
+/// @return Map of process properties, empty on error.
+Dictionary os_proc_info(int pid)
+{
+ Dictionary pinfo = ARRAY_DICT_INIT;
+#ifdef WIN32
+
+#elif defined(__APPLE__)
+ char buf[PROC_PIDPATHINFO_MAXSIZE];
+ if (proc_pidpath(pid, buf, sizeof(buf))) {
+ name = getName(buf);
+ PUT(pinfo, "exepath", STRING_OBJ(cstr_to_string(buf)));
+ return name;
+ } else {
+ ILOG("proc_pidpath() failed for pid: %d", pid);
+ }
+#elif defined(BSD)
+# if defined(__FreeBSD__)
+# define KP_COMM(o) o.ki_comm
+# else
+# define KP_COMM(o) o.p_comm
+# endif
+ struct kinfo_proc *proc = kinfo_getproc(pid);
+ if (proc) {
+ PUT(pinfo, "name", cstr_to_string(KP_COMM(proc)));
+ xfree(proc);
+ } else {
+ ILOG("kinfo_getproc() failed for pid: %d", pid);
+ }
+
+#elif defined(__linux__)
+ char fname[256] = { 0 };
+ char buf[MAXPATHL];
+ snprintf(fname, sizeof(fname), "/proc/%d/comm", pid);
+ FILE *fp = fopen(fname, "r");
+ // FileDescriptor *f = file_open_new(&error, fname, kFileReadOnly, 0);
+ // ptrdiff_t file_read(FileDescriptor *const fp, char *const ret_buf,
+ // const size_t size)
+ if (fp == NULL) {
+ ILOG("fopen() of /proc/%d/comm failed", pid);
+ } else {
+ size_t n = fread(buf, sizeof(char), sizeof(buf) - 1, fp);
+ if (n == 0) {
+ WLOG("fread() of /proc/%d/comm failed", pid);
+ } else {
+ size_t end = MIN(sizeof(buf) - 1, n);
+ end = (end > 0 && buf[end - 1] == '\n') ? end - 1 : end;
+ buf[end] = '\0';
+ PUT(pinfo, "name", STRING_OBJ(cstr_to_string(buf)));
+ }
+ }
+ fclose(fp);
+#endif
+ return pinfo;
+}
2018-03-15 21:13:38 -07:00
|
|
|
end)
|
|
|
|
|
|
2023-02-14 06:07:38 -07:00
|
|
|
it('validation', function()
|
API: nvim_get_proc()
TODO: "exepath" field (win32: QueryFullProcessImageName())
On unix-likes `ps` is used because the platform-specific APIs are
a nightmare. For reference, below is a (incomplete) attempt:
diff --git a/src/nvim/os/process.c b/src/nvim/os/process.c
index 09769925aca5..99afbbf290c1 100644
--- a/src/nvim/os/process.c
+++ b/src/nvim/os/process.c
@@ -208,3 +210,60 @@ int os_proc_children(int ppid, int **proc_list, size_t *proc_count)
return 0;
}
+/// Gets various properties of the process identified by `pid`.
+///
+/// @param pid Process to inspect.
+/// @return Map of process properties, empty on error.
+Dictionary os_proc_info(int pid)
+{
+ Dictionary pinfo = ARRAY_DICT_INIT;
+#ifdef WIN32
+
+#elif defined(__APPLE__)
+ char buf[PROC_PIDPATHINFO_MAXSIZE];
+ if (proc_pidpath(pid, buf, sizeof(buf))) {
+ name = getName(buf);
+ PUT(pinfo, "exepath", STRING_OBJ(cstr_to_string(buf)));
+ return name;
+ } else {
+ ILOG("proc_pidpath() failed for pid: %d", pid);
+ }
+#elif defined(BSD)
+# if defined(__FreeBSD__)
+# define KP_COMM(o) o.ki_comm
+# else
+# define KP_COMM(o) o.p_comm
+# endif
+ struct kinfo_proc *proc = kinfo_getproc(pid);
+ if (proc) {
+ PUT(pinfo, "name", cstr_to_string(KP_COMM(proc)));
+ xfree(proc);
+ } else {
+ ILOG("kinfo_getproc() failed for pid: %d", pid);
+ }
+
+#elif defined(__linux__)
+ char fname[256] = { 0 };
+ char buf[MAXPATHL];
+ snprintf(fname, sizeof(fname), "/proc/%d/comm", pid);
+ FILE *fp = fopen(fname, "r");
+ // FileDescriptor *f = file_open_new(&error, fname, kFileReadOnly, 0);
+ // ptrdiff_t file_read(FileDescriptor *const fp, char *const ret_buf,
+ // const size_t size)
+ if (fp == NULL) {
+ ILOG("fopen() of /proc/%d/comm failed", pid);
+ } else {
+ size_t n = fread(buf, sizeof(char), sizeof(buf) - 1, fp);
+ if (n == 0) {
+ WLOG("fread() of /proc/%d/comm failed", pid);
+ } else {
+ size_t end = MIN(sizeof(buf) - 1, n);
+ end = (end > 0 && buf[end - 1] == '\n') ? end - 1 : end;
+ buf[end] = '\0';
+ PUT(pinfo, "name", STRING_OBJ(cstr_to_string(buf)));
+ }
+ }
+ fclose(fp);
+#endif
+ return pinfo;
+}
2018-03-15 21:13:38 -07:00
|
|
|
local status, rv = pcall(request, "nvim_get_proc", -1)
|
|
|
|
|
eq(false, status)
|
2023-02-14 12:19:28 -07:00
|
|
|
eq("Invalid 'pid': -1", string.match(rv, "Invalid.*"))
|
API: nvim_get_proc()
TODO: "exepath" field (win32: QueryFullProcessImageName())
On unix-likes `ps` is used because the platform-specific APIs are
a nightmare. For reference, below is a (incomplete) attempt:
diff --git a/src/nvim/os/process.c b/src/nvim/os/process.c
index 09769925aca5..99afbbf290c1 100644
--- a/src/nvim/os/process.c
+++ b/src/nvim/os/process.c
@@ -208,3 +210,60 @@ int os_proc_children(int ppid, int **proc_list, size_t *proc_count)
return 0;
}
+/// Gets various properties of the process identified by `pid`.
+///
+/// @param pid Process to inspect.
+/// @return Map of process properties, empty on error.
+Dictionary os_proc_info(int pid)
+{
+ Dictionary pinfo = ARRAY_DICT_INIT;
+#ifdef WIN32
+
+#elif defined(__APPLE__)
+ char buf[PROC_PIDPATHINFO_MAXSIZE];
+ if (proc_pidpath(pid, buf, sizeof(buf))) {
+ name = getName(buf);
+ PUT(pinfo, "exepath", STRING_OBJ(cstr_to_string(buf)));
+ return name;
+ } else {
+ ILOG("proc_pidpath() failed for pid: %d", pid);
+ }
+#elif defined(BSD)
+# if defined(__FreeBSD__)
+# define KP_COMM(o) o.ki_comm
+# else
+# define KP_COMM(o) o.p_comm
+# endif
+ struct kinfo_proc *proc = kinfo_getproc(pid);
+ if (proc) {
+ PUT(pinfo, "name", cstr_to_string(KP_COMM(proc)));
+ xfree(proc);
+ } else {
+ ILOG("kinfo_getproc() failed for pid: %d", pid);
+ }
+
+#elif defined(__linux__)
+ char fname[256] = { 0 };
+ char buf[MAXPATHL];
+ snprintf(fname, sizeof(fname), "/proc/%d/comm", pid);
+ FILE *fp = fopen(fname, "r");
+ // FileDescriptor *f = file_open_new(&error, fname, kFileReadOnly, 0);
+ // ptrdiff_t file_read(FileDescriptor *const fp, char *const ret_buf,
+ // const size_t size)
+ if (fp == NULL) {
+ ILOG("fopen() of /proc/%d/comm failed", pid);
+ } else {
+ size_t n = fread(buf, sizeof(char), sizeof(buf) - 1, fp);
+ if (n == 0) {
+ WLOG("fread() of /proc/%d/comm failed", pid);
+ } else {
+ size_t end = MIN(sizeof(buf) - 1, n);
+ end = (end > 0 && buf[end - 1] == '\n') ? end - 1 : end;
+ buf[end] = '\0';
+ PUT(pinfo, "name", STRING_OBJ(cstr_to_string(buf)));
+ }
+ }
+ fclose(fp);
+#endif
+ return pinfo;
+}
2018-03-15 21:13:38 -07:00
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status, rv = pcall(request, "nvim_get_proc", 0)
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eq(false, status)
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2023-02-14 12:19:28 -07:00
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eq("Invalid 'pid': 0", string.match(rv, "Invalid.*"))
|
API: nvim_get_proc()
TODO: "exepath" field (win32: QueryFullProcessImageName())
On unix-likes `ps` is used because the platform-specific APIs are
a nightmare. For reference, below is a (incomplete) attempt:
diff --git a/src/nvim/os/process.c b/src/nvim/os/process.c
index 09769925aca5..99afbbf290c1 100644
--- a/src/nvim/os/process.c
+++ b/src/nvim/os/process.c
@@ -208,3 +210,60 @@ int os_proc_children(int ppid, int **proc_list, size_t *proc_count)
return 0;
}
+/// Gets various properties of the process identified by `pid`.
+///
+/// @param pid Process to inspect.
+/// @return Map of process properties, empty on error.
+Dictionary os_proc_info(int pid)
+{
+ Dictionary pinfo = ARRAY_DICT_INIT;
+#ifdef WIN32
+
+#elif defined(__APPLE__)
+ char buf[PROC_PIDPATHINFO_MAXSIZE];
+ if (proc_pidpath(pid, buf, sizeof(buf))) {
+ name = getName(buf);
+ PUT(pinfo, "exepath", STRING_OBJ(cstr_to_string(buf)));
+ return name;
+ } else {
+ ILOG("proc_pidpath() failed for pid: %d", pid);
+ }
+#elif defined(BSD)
+# if defined(__FreeBSD__)
+# define KP_COMM(o) o.ki_comm
+# else
+# define KP_COMM(o) o.p_comm
+# endif
+ struct kinfo_proc *proc = kinfo_getproc(pid);
+ if (proc) {
+ PUT(pinfo, "name", cstr_to_string(KP_COMM(proc)));
+ xfree(proc);
+ } else {
+ ILOG("kinfo_getproc() failed for pid: %d", pid);
+ }
+
+#elif defined(__linux__)
+ char fname[256] = { 0 };
+ char buf[MAXPATHL];
+ snprintf(fname, sizeof(fname), "/proc/%d/comm", pid);
+ FILE *fp = fopen(fname, "r");
+ // FileDescriptor *f = file_open_new(&error, fname, kFileReadOnly, 0);
+ // ptrdiff_t file_read(FileDescriptor *const fp, char *const ret_buf,
+ // const size_t size)
+ if (fp == NULL) {
+ ILOG("fopen() of /proc/%d/comm failed", pid);
+ } else {
+ size_t n = fread(buf, sizeof(char), sizeof(buf) - 1, fp);
+ if (n == 0) {
+ WLOG("fread() of /proc/%d/comm failed", pid);
+ } else {
+ size_t end = MIN(sizeof(buf) - 1, n);
+ end = (end > 0 && buf[end - 1] == '\n') ? end - 1 : end;
+ buf[end] = '\0';
+ PUT(pinfo, "name", STRING_OBJ(cstr_to_string(buf)));
+ }
+ }
+ fclose(fp);
+#endif
+ return pinfo;
+}
2018-03-15 21:13:38 -07:00
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-- Assume PID 99999 does not exist.
|
|
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|
|
status, rv = pcall(request, "nvim_get_proc", 99999)
|
|
|
|
|
eq(true, status)
|
|
|
|
|
eq(NIL, rv)
|
|
|
|
|
end)
|
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|
end)
|
2018-03-11 13:47:12 -07:00
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|
end)
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