From 41eea8a355d9f8935c2bcb25b4da83cf628f357b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Christian=20G=C3=B6ttsche?= <cgzones@googlemail.com>
Date: Wed, 7 Oct 2020 19:02:15 +0200
Subject: [PATCH] Mark process argument of Process_isThread const

---
 InfoScreen.c                       | 2 +-
 InfoScreen.h                       | 4 ++--
 Process.h                          | 2 +-
 darwin/DarwinProcess.c             | 2 +-
 darwin/DarwinProcess.h             | 2 +-
 dragonflybsd/DragonFlyBSDProcess.c | 4 ++--
 dragonflybsd/DragonFlyBSDProcess.h | 2 +-
 freebsd/FreeBSDProcess.c           | 4 ++--
 freebsd/FreeBSDProcess.h           | 2 +-
 linux/LinuxProcess.c               | 2 +-
 linux/LinuxProcess.h               | 4 ++--
 openbsd/OpenBSDProcess.c           | 2 +-
 openbsd/OpenBSDProcess.h           | 2 +-
 solaris/SolarisProcess.c           | 4 ++--
 solaris/SolarisProcess.h           | 2 +-
 unsupported/Platform.c             | 2 +-
 unsupported/Platform.h             | 2 +-
 17 files changed, 22 insertions(+), 22 deletions(-)

diff --git a/InfoScreen.c b/InfoScreen.c
index 52117d0b..ecde6d91 100644
--- a/InfoScreen.c
+++ b/InfoScreen.c
@@ -20,7 +20,7 @@ static const char* const InfoScreenKeys[] = {"F3", "F4", "F5", "Esc"};
 
 static int InfoScreenEvents[] = {KEY_F(3), KEY_F(4), KEY_F(5), 27};
 
-InfoScreen* InfoScreen_init(InfoScreen* this, Process* process, FunctionBar* bar, int height, const char* panelHeader) {
+InfoScreen* InfoScreen_init(InfoScreen* this, const Process* process, FunctionBar* bar, int height, const char* panelHeader) {
    this->process = process;
    if (!bar) {
       bar = FunctionBar_new(InfoScreenFunctions, InfoScreenKeys, InfoScreenEvents);
diff --git a/InfoScreen.h b/InfoScreen.h
index e5c58461..79927c47 100644
--- a/InfoScreen.h
+++ b/InfoScreen.h
@@ -29,14 +29,14 @@ typedef struct InfoScreenClass_ {
 
 struct InfoScreen_ {
    Object super;
-   Process* process;
+   const Process* process;
    Panel* display;
    FunctionBar* bar;
    IncSet* inc;
    Vector* lines;
 };
 
-InfoScreen* InfoScreen_init(InfoScreen* this, Process* process, FunctionBar* bar, int height, const char* panelHeader);
+InfoScreen* InfoScreen_init(InfoScreen* this, const Process* process, FunctionBar* bar, int height, const char* panelHeader);
 
 InfoScreen* InfoScreen_done(InfoScreen* this);
 
diff --git a/Process.h b/Process.h
index beca4f25..664aecc7 100644
--- a/Process.h
+++ b/Process.h
@@ -116,7 +116,7 @@ typedef struct ProcessFieldData_ {
 void Process_writeField(Process* this, RichString* str, ProcessField field);
 long Process_compare(const void* v1, const void* v2);
 void Process_delete(Object* cast);
-bool Process_isThread(Process* this);
+bool Process_isThread(const Process* this);
 extern ProcessFieldData Process_fields[];
 extern ProcessPidColumn Process_pidColumns[];
 extern char Process_pidFormat[20];
diff --git a/darwin/DarwinProcess.c b/darwin/DarwinProcess.c
index d3af4788..59853770 100644
--- a/darwin/DarwinProcess.c
+++ b/darwin/DarwinProcess.c
@@ -45,7 +45,7 @@ void Process_delete(Object* cast) {
    free(this);
 }
 
-bool Process_isThread(Process* this) {
+bool Process_isThread(const Process* this) {
    (void) this;
    return false;
 }
diff --git a/darwin/DarwinProcess.h b/darwin/DarwinProcess.h
index 27679582..11dc2c3c 100644
--- a/darwin/DarwinProcess.h
+++ b/darwin/DarwinProcess.h
@@ -26,7 +26,7 @@ DarwinProcess* DarwinProcess_new(Settings* settings);
 
 void Process_delete(Object* cast);
 
-bool Process_isThread(Process* this);
+bool Process_isThread(const Process* this);
 
 void DarwinProcess_setStartTime(Process *proc, struct extern_proc *ep, time_t now);
 
diff --git a/dragonflybsd/DragonFlyBSDProcess.c b/dragonflybsd/DragonFlyBSDProcess.c
index df320e08..9c5e426e 100644
--- a/dragonflybsd/DragonFlyBSDProcess.c
+++ b/dragonflybsd/DragonFlyBSDProcess.c
@@ -128,8 +128,8 @@ long DragonFlyBSDProcess_compare(const void* v1, const void* v2) {
    }
 }
 
-bool Process_isThread(Process* this) {
-   DragonFlyBSDProcess* fp = (DragonFlyBSDProcess*) this;
+bool Process_isThread(const Process* this) {
+   const DragonFlyBSDProcess* fp = (const DragonFlyBSDProcess*) this;
 
    if (fp->kernel == 1 )
       return 1;
diff --git a/dragonflybsd/DragonFlyBSDProcess.h b/dragonflybsd/DragonFlyBSDProcess.h
index b33f32b2..637dddb0 100644
--- a/dragonflybsd/DragonFlyBSDProcess.h
+++ b/dragonflybsd/DragonFlyBSDProcess.h
@@ -41,6 +41,6 @@ void DragonFlyBSDProcess_writeField(Process* this, RichString* str, ProcessField
 
 long DragonFlyBSDProcess_compare(const void* v1, const void* v2);
 
-bool Process_isThread(Process* this);
+bool Process_isThread(const Process* this);
 
 #endif
diff --git a/freebsd/FreeBSDProcess.c b/freebsd/FreeBSDProcess.c
index 767f485b..6548ff68 100644
--- a/freebsd/FreeBSDProcess.c
+++ b/freebsd/FreeBSDProcess.c
@@ -127,8 +127,8 @@ long FreeBSDProcess_compare(const void* v1, const void* v2) {
    }
 }
 
-bool Process_isThread(Process* this) {
-   FreeBSDProcess* fp = (FreeBSDProcess*) this;
+bool Process_isThread(const Process* this) {
+   const FreeBSDProcess* fp = (const FreeBSDProcess*) this;
 
    if (fp->kernel == 1 )
       return 1;
diff --git a/freebsd/FreeBSDProcess.h b/freebsd/FreeBSDProcess.h
index 80dcaf65..f6fa8b3e 100644
--- a/freebsd/FreeBSDProcess.h
+++ b/freebsd/FreeBSDProcess.h
@@ -39,6 +39,6 @@ void FreeBSDProcess_writeField(Process* this, RichString* str, ProcessField fiel
 
 long FreeBSDProcess_compare(const void* v1, const void* v2);
 
-bool Process_isThread(Process* this);
+bool Process_isThread(const Process* this);
 
 #endif
diff --git a/linux/LinuxProcess.c b/linux/LinuxProcess.c
index 5e661e03..e6f78f9f 100644
--- a/linux/LinuxProcess.c
+++ b/linux/LinuxProcess.c
@@ -389,6 +389,6 @@ long LinuxProcess_compare(const void* v1, const void* v2) {
    return (diff > 0) ? 1 : (diff < 0 ? -1 : 0);
 }
 
-bool Process_isThread(Process* this) {
+bool Process_isThread(const Process* this) {
    return (Process_isUserlandThread(this) || Process_isKernelThread(this));
 }
diff --git a/linux/LinuxProcess.h b/linux/LinuxProcess.h
index c1eb0ed5..9227dd7f 100644
--- a/linux/LinuxProcess.h
+++ b/linux/LinuxProcess.h
@@ -147,7 +147,7 @@ typedef struct LinuxProcess_ {
    char *secattr;
 } LinuxProcess;
 
-#define Process_isKernelThread(_process) (((LinuxProcess*)(_process))->isKernelThread)
+#define Process_isKernelThread(_process) (((const LinuxProcess*)(_process))->isKernelThread)
 
 #define Process_isUserlandThread(_process) (_process->pid != _process->tgid)
 
@@ -185,6 +185,6 @@ void LinuxProcess_writeField(Process* this, RichString* str, ProcessField field)
 
 long LinuxProcess_compare(const void* v1, const void* v2);
 
-bool Process_isThread(Process* this);
+bool Process_isThread(const Process* this);
 
 #endif
diff --git a/openbsd/OpenBSDProcess.c b/openbsd/OpenBSDProcess.c
index 94ce4828..6b87f372 100644
--- a/openbsd/OpenBSDProcess.c
+++ b/openbsd/OpenBSDProcess.c
@@ -209,6 +209,6 @@ long OpenBSDProcess_compare(const void* v1, const void* v2) {
    }
 }
 
-bool Process_isThread(Process* this) {
+bool Process_isThread(const Process* this) {
    return (Process_isKernelThread(this));
 }
diff --git a/openbsd/OpenBSDProcess.h b/openbsd/OpenBSDProcess.h
index 13f17274..bd365942 100644
--- a/openbsd/OpenBSDProcess.h
+++ b/openbsd/OpenBSDProcess.h
@@ -35,6 +35,6 @@ void OpenBSDProcess_writeField(Process* this, RichString* str, ProcessField fiel
 
 long OpenBSDProcess_compare(const void* v1, const void* v2);
 
-bool Process_isThread(Process* this);
+bool Process_isThread(const Process* this);
 
 #endif
diff --git a/solaris/SolarisProcess.c b/solaris/SolarisProcess.c
index d0a75dfe..b796c96e 100644
--- a/solaris/SolarisProcess.c
+++ b/solaris/SolarisProcess.c
@@ -150,8 +150,8 @@ long SolarisProcess_compare(const void* v1, const void* v2) {
    }
 }
 
-bool Process_isThread(Process* this) {
-   SolarisProcess* fp = (SolarisProcess*) this;
+bool Process_isThread(const Process* this) {
+   const SolarisProcess* fp = (const SolarisProcess*) this;
 
    if (fp->kernel == 1 ) {
       return 1;
diff --git a/solaris/SolarisProcess.h b/solaris/SolarisProcess.h
index 6ae38331..2a32f8c7 100644
--- a/solaris/SolarisProcess.h
+++ b/solaris/SolarisProcess.h
@@ -58,6 +58,6 @@ void SolarisProcess_writeField(Process* this, RichString* str, ProcessField fiel
 
 long SolarisProcess_compare(const void* v1, const void* v2);
 
-bool Process_isThread(Process* this);
+bool Process_isThread(const Process* this);
 
 #endif
diff --git a/unsupported/Platform.c b/unsupported/Platform.c
index b7fdf17d..6e8968f1 100644
--- a/unsupported/Platform.c
+++ b/unsupported/Platform.c
@@ -131,7 +131,7 @@ void Platform_setSwapValues(Meter* this) {
    (void) this;
 }
 
-bool Process_isThread(Process* this) {
+bool Process_isThread(const Process* this) {
    (void) this;
    return false;
 }
diff --git a/unsupported/Platform.h b/unsupported/Platform.h
index ce188afa..f24dcf4c 100644
--- a/unsupported/Platform.h
+++ b/unsupported/Platform.h
@@ -43,7 +43,7 @@ void Platform_setMemoryValues(Meter* this);
 
 void Platform_setSwapValues(Meter* this);
 
-bool Process_isThread(Process* this);
+bool Process_isThread(const Process* this);
 
 char* Platform_getProcessEnv(pid_t pid);