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common: move FM_NO_VSNPRINTF (filemem) -> Z_NO_VSNPRINTF & use

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AZTEC: suppress MSVC warning C4761: integral size mismatch in arg
This commit is contained in:
gitlost
2026-05-05 21:34:58 +01:00
parent 88ca9cc43c
commit 0a617a410b
6 changed files with 18 additions and 17 deletions
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9
backend/filemem.h
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@@ -1,7 +1,7 @@
/* filemem.h - write to file/memory abstraction */
/*
libzint - the open source barcode library
Copyright (C) 2023-2025 Robin Stuart <rstuart114@gmail.com>
Copyright (C) 2023-2026 Robin Stuart <rstuart114@gmail.com>
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
@@ -40,11 +40,6 @@ extern "C" {
#include <stdio.h>
#include "common.h"
/* Whether `vsnprintf()` available */
#if (defined(_MSC_VER) && _MSC_VER < 1900) || defined(ZINT_IS_C89) /* Pre-MSVC 2015 (C++ 14.0) or C89 */
#define FM_NO_VSNPRINTF
#endif
struct filemem {
FILE *fp;
unsigned char *mem;
@@ -53,7 +48,7 @@ struct filemem {
size_t memend; /* For use by `zint_fm_seek()`, points to highest `mempos` reached */
int flags; /* BARCODE_MEMORY_FILE or BARCODE_STDOUT */
int err; /* `errno` values, reset only on `zint_fm_open()` */
#ifdef FM_NO_VSNPRINTF
#ifdef Z_NO_VSNPRINTF
FILE *fp_null; /* Only used for BARCODE_MEMORY_FILE */
#endif
};