From 8420df62eb99654230f3f95fa23dccc11ea45dee Mon Sep 17 00:00:00 2001
From: Benny Baumann <BenBE@geshi.org>
Date: Tue, 25 May 2021 19:11:56 +0200
Subject: Solaris: Implement CWD column

---
 solaris/ProcessField.h       |  2 +-
 solaris/SolarisProcess.c     |  1 +
 solaris/SolarisProcessList.c | 18 ++++++++++++++++++
 3 files changed, 20 insertions(+), 1 deletion(-)

(limited to 'solaris')

diff --git a/solaris/ProcessField.h b/solaris/ProcessField.h
index 6af48772..727c641f 100644
--- a/solaris/ProcessField.h
+++ b/solaris/ProcessField.h
@@ -17,7 +17,7 @@ in the source distribution for its full text.
    CONTID = 105,                 \
    LWPID = 106,                  \
                                  \
-   DUMMY_BUMP_FIELD = PROC_EXE,  \
+   DUMMY_BUMP_FIELD = CWD,       \
    // End of list
 
 
diff --git a/solaris/SolarisProcess.c b/solaris/SolarisProcess.c
index 713bc137..57071ab0 100644
--- a/solaris/SolarisProcess.c
+++ b/solaris/SolarisProcess.c
@@ -49,6 +49,7 @@ const ProcessFieldData Process_fields[LAST_PROCESSFIELD] = {
    [TGID] = { .name = "TGID", .title = "TGID", .description = "Thread group ID (i.e. process ID)", .flags = 0, .pidColumn = true, },
    [PROC_COMM] = { .name = "COMM", .title = "COMM            ", .description = "comm string of the process", .flags = 0, },
    [PROC_EXE] = { .name = "EXE", .title = "EXE             ", .description = "Basename of exe of the process", .flags = 0, },
+   [CWD] = { .name = "CWD", .title = "CWD                       ", .description = "The current working directory of the process", .flags = PROCESS_FLAG_CWD, },
    [ZONEID] = { .name = "ZONEID", .title = "ZONEID", .description = "Zone ID", .flags = 0, .pidColumn = true, },
    [ZONE] = { .name = "ZONE", .title = "ZONE             ", .description = "Zone name", .flags = 0, },
    [PROJID] = { .name = "PROJID", .title = "PRJID", .description = "Project ID", .flags = 0, .pidColumn = true, },
diff --git a/solaris/SolarisProcessList.c b/solaris/SolarisProcessList.c
index 15f2f41f..a496f9f5 100644
--- a/solaris/SolarisProcessList.c
+++ b/solaris/SolarisProcessList.c
@@ -309,6 +309,19 @@ static void SolarisProcessList_updateExe(pid_t pid, Process* proc) {
    Process_updateExe(proc, target);
 }
 
+static void SolarisProcessList_updateCwd(pid_t pid, Process* proc) {
+   char path[32];
+   xSnprintf(path, sizeof(path), "/proc/%d/cwd", pid);
+
+   char target[PATH_MAX];
+   ssize_t ret = readlink(path, target, sizeof(target) - 1);
+   if (ret <= 0)
+      return;
+
+   target[ret] = '\0';
+   free_and_xStrdup(&proc->procCwd, target);
+}
+
 /* NOTE: the following is a callback function of type proc_walk_f
  *       and MUST conform to the appropriate definition in order
  *       to work.  See libproc(3LIB) on a Solaris or Illumos
@@ -377,8 +390,13 @@ static int SolarisProcessList_walkproc(psinfo_t* _psinfo, lwpsinfo_t* _lwpsinfo,
       sproc->zname          = SolarisProcessList_readZoneName(spl->kd, sproc);
       proc->user            = UsersTable_getRef(pl->usersTable, proc->st_uid);
       SolarisProcessList_updateExe(_psinfo->pr_pid, proc);
+
       Process_updateComm(proc, _psinfo->pr_fname);
       Process_updateCmdline(proc, _psinfo->pr_psargs, 0, 0);
+
+      if (proc->settings->flags & PROCESS_FLAG_CWD) {
+         SolarisProcessList_updateCwd(_psinfo->pr_pid, proc);
+      }
    }
 
    // End common code pass 1
-- 
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