69 lines
1.9 KiB
Diff
69 lines
1.9 KiB
Diff
From 43131effaa913a40fe10c15836e272c484b7c4f7 Mon Sep 17 00:00:00 2001
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From: Christoph Oelckers <coelckers@users.noreply.github.com>
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Date: Sun, 26 Mar 2023 09:49:40 +0200
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Subject: [PATCH 46/51] - avoid arithmetics with literal null pointers in
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ParseCommandLine.
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Also avoid using longs.
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---
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src/m_misc.cpp | 14 ++++++++------
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1 file changed, 8 insertions(+), 6 deletions(-)
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diff --git a/src/m_misc.cpp b/src/m_misc.cpp
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index 6e40991da..45af80cec 100644
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--- a/src/m_misc.cpp
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+++ b/src/m_misc.cpp
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@@ -74,7 +74,7 @@ CVAR(String, screenshot_type, "png", CVAR_ARCHIVE|CVAR_GLOBALCONFIG);
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CVAR(String, screenshot_dir, "", CVAR_ARCHIVE|CVAR_GLOBALCONFIG);
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EXTERN_CVAR(Bool, longsavemessages);
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-static long ParseCommandLine (const char *args, int *argc, char **argv);
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+static size_t ParseCommandLine (const char *args, int *argc, char **argv);
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//---------------------------------------------------------------------------
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@@ -101,7 +101,7 @@ void M_FindResponseFile (void)
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TArray<uint8_t> file;
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int argc = 0;
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int size;
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- long argsize = 0;
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+ size_t argsize = 0;
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int index;
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// Any more response files after the limit will be removed from the
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@@ -179,17 +179,19 @@ void M_FindResponseFile (void)
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// This is just like the version in c_dispatch.cpp, except it does not
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// do cvar expansion.
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-static long ParseCommandLine (const char *args, int *argc, char **argv)
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+static size_t ParseCommandLine (const char *args, int *argc, char **argv)
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{
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int count;
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+ char* buffstart;
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char *buffplace;
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count = 0;
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- buffplace = NULL;
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+ buffstart = NULL;
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if (argv != NULL)
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{
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- buffplace = argv[0];
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+ buffstart = argv[0];
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}
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+ buffplace = buffstart;
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for (;;)
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{
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@@ -257,7 +259,7 @@ static long ParseCommandLine (const char *args, int *argc, char **argv)
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{
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*argc = count;
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}
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- return (long)(buffplace - (char *)0);
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+ return (buffplace - buffstart);
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}
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--
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2.39.3
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