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Merge pull request laurikari#108 from dag-erling/des/misc-fixes
Miscellaneous bug fixes
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,5 +1,4 @@ | ||
| EXTRA_DIST = \ | ||
| ac_libtool_tags.m4 \ | ||
| ax_check_funcs_comp.m4 \ | ||
| ax_check_sign.m4 \ | ||
| ax_decl_wchar_max.m4 \ | ||
|
|
||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,39 +1,56 @@ | ||
| dnl @synopsis AX_CHECK_SIGN (TYPE, [ACTION-IF-SIGNED], [ACTION-IF-UNSIGNED], [INCLUDES]) | ||
| dnl | ||
| dnl Checks whether TYPE is signed or not. If no INCLUDES are specified, | ||
| dnl the default includes are used. If ACTION-IF-SIGNED is given, it is | ||
| dnl additional shell code to execute when the type is signed. If | ||
| dnl ACTION-IF-UNSIGNED is given, it is executed when the type is unsigned. | ||
| dnl | ||
| dnl This macro assumes that the type exists. Therefore the existence of | ||
| dnl the type should be checked before calling this macro. For example: | ||
| dnl | ||
| dnl AC_CHECK_HEADERS([wchar.h]) | ||
| dnl AC_CHECK_TYPE([wchar_t],,[ AC_MSG_ERROR([Type wchar_t not found.]) ]) | ||
| dnl AX_CHECK_SIGN([wchar_t], | ||
| dnl [ AC_DEFINE(WCHAR_T_SIGNED, 1, [Define if wchar_t is signed]) ], | ||
| dnl [ AC_DEFINE(WCHAR_T_UNSIGNED, 1, [Define if wchar_t is unsigned]) ], [ | ||
| dnl #ifdef HAVE_WCHAR_H | ||
| dnl #include <wchar.h> | ||
| dnl #endif | ||
| dnl ]) | ||
| dnl | ||
| dnl @version 1.1 | ||
| dnl @author Ville Laurikari <[email protected]> | ||
| # =========================================================================== | ||
| # https://www.gnu.org/software/autoconf-archive/ax_check_sign.html | ||
| # =========================================================================== | ||
| # | ||
| # SYNOPSIS | ||
| # | ||
| # AX_CHECK_SIGN (TYPE, [ACTION-IF-SIGNED], [ACTION-IF-UNSIGNED], [INCLUDES]) | ||
| # | ||
| # DESCRIPTION | ||
| # | ||
| # Checks whether TYPE is signed or not. If no INCLUDES are specified, the | ||
| # default includes are used. If ACTION-IF-SIGNED is given, it is | ||
| # additional shell code to execute when the type is signed. If | ||
| # ACTION-IF-UNSIGNED is given, it is executed when the type is unsigned. | ||
| # | ||
| # This macro assumes that the type exists. Therefore the existence of the | ||
| # type should be checked before calling this macro. For example: | ||
| # | ||
| # AC_CHECK_HEADERS([wchar.h]) | ||
| # AC_CHECK_TYPE([wchar_t],,[ AC_MSG_ERROR([Type wchar_t not found.]) ]) | ||
| # AX_CHECK_SIGN([wchar_t], | ||
| # [ AC_DEFINE(WCHAR_T_SIGNED, 1, [Define if wchar_t is signed]) ], | ||
| # [ AC_DEFINE(WCHAR_T_UNSIGNED, 1, [Define if wchar_t is unsigned]) ], [ | ||
| # #ifdef HAVE_WCHAR_H | ||
| # #include <wchar.h> | ||
| # #endif | ||
| # ]) | ||
| # | ||
| # LICENSE | ||
| # | ||
| # Copyright (c) 2008 Ville Laurikari <[email protected]> | ||
| # | ||
| # Copying and distribution of this file, with or without modification, are | ||
| # permitted in any medium without royalty provided the copyright notice | ||
| # and this notice are preserved. This file is offered as-is, without any | ||
| # warranty. | ||
|
|
||
| #serial 10 | ||
|
|
||
| AU_ALIAS([VL_CHECK_SIGN], [AX_CHECK_SIGN]) | ||
| AC_DEFUN([AX_CHECK_SIGN], [ | ||
| typename=`echo $1 | sed "s/@<:@^a-zA-Z0-9_@:>@/_/g"` | ||
| AC_CACHE_CHECK([whether $1 is signed], ax_cv_decl_${typename}_signed, [ | ||
| AC_COMPILE_IFELSE( | ||
| [ AC_LANG_PROGRAM([$4], | ||
| [ int foo @<:@ 1 - 2 * !((($1) -1) < 0) @:>@ ])], | ||
| [AC_LANG_PROGRAM([[$4]], | ||
| [[ int foo @<:@ 1 - 2 * !((($1) -1) < 0) @:>@ ; (void)foo[0] ]])], | ||
| [ eval "ax_cv_decl_${typename}_signed=\"yes\"" ], | ||
| [ eval "ax_cv_decl_${typename}_signed=\"no\"" ])]) | ||
| symbolname=`echo $1 | sed "s/@<:@^a-zA-Z0-9_@:>@/_/g" | tr "@<:@a-z@:>@" "@<:@A-Z@:>@"` | ||
| [ eval "ax_cv_decl_${typename}_signed=\"no\"" ]) | ||
| ]) | ||
| symbolname=`echo $1 | sed "s/@<:@^a-zA-Z0-9_@:>@/_/g" | tr "a-z" "A-Z"` | ||
| if eval "test \"\${ax_cv_decl_${typename}_signed}\" = \"yes\""; then | ||
| true | ||
| $2 | ||
| elif eval "test \"\${ax_cv_decl_${typename}_signed}\" = \"no\""; then | ||
| true | ||
| $3 | ||
| fi | ||
| ])dnl |
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