From d0682f0f609e979ba085d93a1a0d8e0559f739bb Mon Sep 17 00:00:00 2001
From: m-holger <m-holger@kubitscheck.org>
Date: Sat, 20 May 2023 12:46:50 +0100
Subject: Use nullptr instead of 0 or NULL

---
 libqpdf/QUtil.cc                   | 4 ++--
 libqpdf/qpdf/Pl_SHA2.hh            | 2 +-
 libqpdf/qpdf/QPDFArgParser.hh      | 6 +++---
 libqpdf/qpdf/QPDFCrypto_openssl.hh | 2 +-
 4 files changed, 7 insertions(+), 7 deletions(-)

(limited to 'libqpdf')

diff --git a/libqpdf/QUtil.cc b/libqpdf/QUtil.cc
index 4f9c1021..a542736d 100644
--- a/libqpdf/QUtil.cc
+++ b/libqpdf/QUtil.cc
@@ -836,8 +836,8 @@ char*
 QUtil::getWhoami(char* argv0)
 {
     char* whoami = nullptr;
-    if (((whoami = strrchr(argv0, '/')) == NULL) &&
-        ((whoami = strrchr(argv0, '\\')) == NULL)) {
+    if (((whoami = strrchr(argv0, '/')) == nullptr) &&
+        ((whoami = strrchr(argv0, '\\')) == nullptr)) {
         whoami = argv0;
     } else {
         ++whoami;
diff --git a/libqpdf/qpdf/Pl_SHA2.hh b/libqpdf/qpdf/Pl_SHA2.hh
index d5b2e547..99a19a37 100644
--- a/libqpdf/qpdf/Pl_SHA2.hh
+++ b/libqpdf/qpdf/Pl_SHA2.hh
@@ -20,7 +20,7 @@
 class Pl_SHA2: public Pipeline
 {
   public:
-    Pl_SHA2(int bits = 0, Pipeline* next = 0);
+    Pl_SHA2(int bits = 0, Pipeline* next = nullptr);
     virtual ~Pl_SHA2() = default;
     virtual void write(unsigned char const*, size_t);
     virtual void finish();
diff --git a/libqpdf/qpdf/QPDFArgParser.hh b/libqpdf/qpdf/QPDFArgParser.hh
index 89c7acc0..759ad148 100644
--- a/libqpdf/qpdf/QPDFArgParser.hh
+++ b/libqpdf/qpdf/QPDFArgParser.hh
@@ -177,9 +177,9 @@ class QPDFArgParser
     {
         OptionEntry() :
             parameter_needed(false),
-            bare_arg_handler(0),
-            param_arg_handler(0),
-            invalid_choice_handler(0)
+            bare_arg_handler(nullptr),
+            param_arg_handler(nullptr),
+            invalid_choice_handler(nullptr)
         {
         }
         bool parameter_needed;
diff --git a/libqpdf/qpdf/QPDFCrypto_openssl.hh b/libqpdf/qpdf/QPDFCrypto_openssl.hh
index eae69ab1..0d07b99b 100644
--- a/libqpdf/qpdf/QPDFCrypto_openssl.hh
+++ b/libqpdf/qpdf/QPDFCrypto_openssl.hh
@@ -39,7 +39,7 @@ class QPDFCrypto_openssl: public QPDFCryptoImpl
     void RC4_process(
         unsigned char const* in_data,
         size_t len,
-        unsigned char* out_data = 0) override;
+        unsigned char* out_data = nullptr) override;
     void RC4_finalize() override;
 
     void SHA2_init(int bits) override;
-- 
cgit v1.2.3-54-g00ecf