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Use -D__USE_MINGW_ANSI_STDIO=0 to opt out of C99 printf emulation on MinGW-W64 10.0+ #333

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Nov 11, 2023
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Use -D__USE_MINGW_ANSI_STDIO=0 to opt out of C99 printf emulation on MinGW-W64 10.0+ #333

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6 changes: 6 additions & 0 deletions ChangeLog.txt
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Expand Up @@ -7,6 +7,12 @@
Entries may not always be in chronological/commit order.
See license at the end of file. */

2023-11-11 19:42 UTC+0100 Phil Krylov (phil a t krylov.eu)
* config/win/mingw.mk
* utils/hbmk2/hbmk2.prg
! Use -D__USE_MINGW_ANSI_STDIO=0 to opt out of C99 printf emulation on
MinGW-W64 10.0+.

2023-11-11 18:38 UTC+0100 Phil Krylov (phil a t krylov.eu)
* include/hbwinuni.h
* src/vm/maindllp/dllpcode.c
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7 changes: 7 additions & 0 deletions config/win/mingw.mk
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Expand Up @@ -78,6 +78,13 @@ ifeq ($(HB_BUILD_DEBUG),yes)
CFLAGS += -g
endif

ifeq ($(HB_COMPILER),mingw64)
# Newer MinGW-W64 versions (10+, IIRC) need this to opt out of C99 format
# string emulation and keep our format strings compatible among the
# different Windows compilers
CFLAGS += -D__USE_MINGW_ANSI_STDIO=0
endif

RC := $(HB_CCPATH)$(HB_CCPREFIX)windres
RC_OUT := -o$(subst x,x, )
RCFLAGS += -I. -I$(HB_HOST_INC) -O coff
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8 changes: 8 additions & 0 deletions utils/hbmk2/hbmk2.prg
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Expand Up @@ -4385,6 +4385,14 @@ STATIC FUNCTION __hbmk( aArgs, nArgTarget, nLevel, /* @ */ lPause, /* @ */ lExit
EXIT
CASE _WARN_NO ; AAdd( hbmk[ _HBMK_aOPTC ], "-w" ) ; EXIT
ENDSWITCH

IF hbmk[ _HBMK_cCOMP ] == "mingw64"
// Newer MinGW-W64 versions (10+, IIRC) need this to opt out of C99 format
// string emulation and keep our format strings compatible among the
// different Windows compilers
cOpt_CompC += " -D__USE_MINGW_ANSI_STDIO=0"
ENDIF

IF hbmk[ _HBMK_lHARDEN ]
IF hbmk[ _HBMK_cPLAT ] == "win"
/* It is also supported by official mingw 4.4.x and mingw64 4.4.x,
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