From a553b24e43b89bbb7659948a67041319e2b20c6c Mon Sep 17 00:00:00 2001
From: Ozkan Sezer <[EMAIL REDACTED]>
Date: Sat, 22 Oct 2022 20:05:40 +0300
Subject: [PATCH] autotools: stop using AC_FUNC_MEMCMP and AC_FUNC_STRTOD
---
configure | 228 +++++----------------------------------------------
configure.ac | 12 +--
2 files changed, 24 insertions(+), 216 deletions(-)
diff --git a/configure b/configure
index 6addfa70..7002238a 100755
--- a/configure
+++ b/configure
@@ -769,6 +769,7 @@ ac_includes_default="\
#endif"
ac_subst_vars='LTLIBOBJS
+LIBOBJS
EXTRA_LDFLAGS
BUILD_LDFLAGS
EXTRA_CFLAGS
@@ -808,8 +809,6 @@ ESD_CFLAGS
ESD_CONFIG
ALSA_LIBS
ALSA_CFLAGS
-POW_LIB
-LIBOBJS
ALLOCA
PKG_CONFIG_LIBDIR
PKG_CONFIG_PATH
@@ -4838,13 +4837,13 @@ if ${lt_cv_nm_interface+:} false; then :
else
lt_cv_nm_interface="BSD nm"
echo "int some_variable = 0;" > conftest.$ac_ext
- (eval echo "\"\$as_me:4841: $ac_compile\"" >&5)
+ (eval echo "\"\$as_me:4840: $ac_compile\"" >&5)
(eval "$ac_compile" 2>conftest.err)
cat conftest.err >&5
- (eval echo "\"\$as_me:4844: $NM \\\"conftest.$ac_objext\\\"\"" >&5)
+ (eval echo "\"\$as_me:4843: $NM \\\"conftest.$ac_objext\\\"\"" >&5)
(eval "$NM \"conftest.$ac_objext\"" 2>conftest.err > conftest.out)
cat conftest.err >&5
- (eval echo "\"\$as_me:4847: output\"" >&5)
+ (eval echo "\"\$as_me:4846: output\"" >&5)
cat conftest.out >&5
if $GREP 'External.*some_variable' conftest.out > /dev/null; then
lt_cv_nm_interface="MS dumpbin"
@@ -6057,7 +6056,7 @@ ia64-*-hpux*)
;;
*-*-irix6*)
# Find out which ABI we are using.
- echo '#line 6060 "configure"' > conftest.$ac_ext
+ echo '#line 6059 "configure"' > conftest.$ac_ext
if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_compile\""; } >&5
(eval $ac_compile) 2>&5
ac_status=$?
@@ -7615,11 +7614,11 @@ else
-e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
-e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
-e 's:$: $lt_compiler_flag:'`
- (eval echo "\"\$as_me:7618: $lt_compile\"" >&5)
+ (eval echo "\"\$as_me:7617: $lt_compile\"" >&5)
(eval "$lt_compile" 2>conftest.err)
ac_status=$?
cat conftest.err >&5
- echo "$as_me:7622: \$? = $ac_status" >&5
+ echo "$as_me:7621: \$? = $ac_status" >&5
if (exit $ac_status) && test -s "$ac_outfile"; then
# The compiler can only warn and ignore the option if not recognized
# So say no if there are warnings other than the usual output.
@@ -7964,11 +7963,11 @@ else
-e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
-e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
-e 's:$: $lt_compiler_flag:'`
- (eval echo "\"\$as_me:7967: $lt_compile\"" >&5)
+ (eval echo "\"\$as_me:7966: $lt_compile\"" >&5)
(eval "$lt_compile" 2>conftest.err)
ac_status=$?
cat conftest.err >&5
- echo "$as_me:7971: \$? = $ac_status" >&5
+ echo "$as_me:7970: \$? = $ac_status" >&5
if (exit $ac_status) && test -s "$ac_outfile"; then
# The compiler can only warn and ignore the option if not recognized
# So say no if there are warnings other than the usual output.
@@ -8069,11 +8068,11 @@ else
-e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
-e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
-e 's:$: $lt_compiler_flag:'`
- (eval echo "\"\$as_me:8072: $lt_compile\"" >&5)
+ (eval echo "\"\$as_me:8071: $lt_compile\"" >&5)
(eval "$lt_compile" 2>out/conftest.err)
ac_status=$?
cat out/conftest.err >&5
- echo "$as_me:8076: \$? = $ac_status" >&5
+ echo "$as_me:8075: \$? = $ac_status" >&5
if (exit $ac_status) && test -s out/conftest2.$ac_objext
then
# The compiler can only warn and ignore the option if not recognized
@@ -8124,11 +8123,11 @@ else
-e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
-e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
-e 's:$: $lt_compiler_flag:'`
- (eval echo "\"\$as_me:8127: $lt_compile\"" >&5)
+ (eval echo "\"\$as_me:8126: $lt_compile\"" >&5)
(eval "$lt_compile" 2>out/conftest.err)
ac_status=$?
cat out/conftest.err >&5
- echo "$as_me:8131: \$? = $ac_status" >&5
+ echo "$as_me:8130: \$? = $ac_status" >&5
if (exit $ac_status) && test -s out/conftest2.$ac_objext
then
# The compiler can only warn and ignore the option if not recognized
@@ -10559,7 +10558,7 @@ else
lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
lt_status=$lt_dlunknown
cat > conftest.$ac_ext <<_LT_EOF
-#line 10562 "configure"
+#line 10561 "configure"
#include "confdefs.h"
#if HAVE_DLFCN_H
@@ -10655,7 +10654,7 @@ else
lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
lt_status=$lt_dlunknown
cat > conftest.$ac_ext <<_LT_EOF
-#line 10658 "configure"
+#line 10657 "configure"
#include "confdefs.h"
#if HAVE_DLFCN_H
@@ -14106,11 +14105,11 @@ else
-e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
-e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
-e 's:$: $lt_compiler_flag:'`
- (eval echo "\"\$as_me:14109: $lt_compile\"" >&5)
+ (eval echo "\"\$as_me:14108: $lt_compile\"" >&5)
(eval "$lt_compile" 2>conftest.err)
ac_status=$?
cat conftest.err >&5
- echo "$as_me:14113: \$? = $ac_status" >&5
+ echo "$as_me:14112: \$? = $ac_status" >&5
if (exit $ac_status) && test -s "$ac_outfile"; then
# The compiler can only warn and ignore the option if not recognized
# So say no if there are warnings other than the usual output.
@@ -14205,11 +14204,11 @@ else
-e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
-e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
-e 's:$: $lt_compiler_flag:'`
- (eval echo "\"\$as_me:14208: $lt_compile\"" >&5)
+ (eval echo "\"\$as_me:14207: $lt_compile\"" >&5)
(eval "$lt_compile" 2>out/conftest.err)
ac_status=$?
cat out/conftest.err >&5
- echo "$as_me:14212: \$? = $ac_status" >&5
+ echo "$as_me:14211: \$? = $ac_status" >&5
if (exit $ac_status) && test -s out/conftest2.$ac_objext
then
# The compiler can only warn and ignore the option if not recognized
@@ -14257,11 +14256,11 @@ else
-e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
-e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
-e 's:$: $lt_compiler_flag:'`
- (eval echo "\"\$as_me:14260: $lt_compile\"" >&5)
+ (eval echo "\"\$as_me:14259: $lt_compile\"" >&5)
(eval "$lt_compile" 2>out/conftest.err)
ac_status=$?
cat out/conftest.err >&5
- echo "$as_me:14264: \$? = $ac_status" >&5
+ echo "$as_me:14263: \$? = $ac_status" >&5
if (exit $ac_status) && test -s out/conftest2.$ac_objext
then
# The compiler can only warn and ignore the option if not recognized
@@ -16128,189 +16127,6 @@ _ACEOF
fi
- { $as_echo "$as_me:${as_lineno-$LINENO}: checking for working memcmp" >&5
-$as_echo_n "checking for working memcmp... " >&6; }
-if ${ac_cv_func_memcmp_working+:} false; then :
- $as_echo_n "(cached) " >&6
-else
- if test "$cross_compiling" = yes; then :
- ac_cv_func_memcmp_working=no
-else
- cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h. */
-$ac_includes_default
-int
-main ()
-{
-
- /* Some versions of memcmp are not 8-bit clean. */
- char c0 = '\100', c1 = '\200', c2 = '\201';
- if (memcmp(&c0, &c2, 1) >= 0 || memcmp(&c1, &c2, 1) >= 0)
- return 1;
-
- /* The Next x86 OpenStep bug shows up only when comparing 16 bytes
- or more and with at least one buffer not starting on a 4-byte boundary.
- William Lewis provided this test program. */
- {
- char foo[21];
- char bar[21];
- int i;
- for (i = 0; i < 4; i++)
- {
- char *a = foo + i;
- char *b = bar + i;
- strcpy (a, "--------01111111");
- strcpy (b, "--------10000000");
- if (memcmp (a, b, 16) >= 0)
- return 1;
- }
- return 0;
- }
-
- ;
- return 0;
-}
-_ACEOF
-if ac_fn_c_try_run "$LINENO"; then :
- ac_cv_func_memcmp_working=yes
-else
- ac_cv_func_memcmp_working=no
-fi
-rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
- conftest.$ac_objext conftest.beam conftest.$ac_ext
-fi
-
-fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_func_memcmp_working" >&5
-$as_echo "$ac_cv_func_memcmp_working" >&6; }
-test $ac_cv_func_memcmp_working = no && case " $LIBOBJS " in
- *" memcmp.$ac_objext "* ) ;;
- *) LIBOBJS="$LIBOBJS memcmp.$ac_objext"
- ;;
-esac
-
-
- if test x$ac_cv_func_memcmp_working = xyes; then
- $as_echo "#define HAVE_MEMCMP 1" >>confdefs.h
-
- fi
- { $as_echo "$as_me:${as_lineno-$LINENO}: checking for working strtod" >&5
-$as_echo_n "checking for working strtod... " >&6; }
-if ${ac_cv_func_strtod+:} false; then :
- $as_echo_n "(cached) " >&6
-else
- if test "$cross_compiling" = yes; then :
- ac_cv_func_strtod=no
-else
- cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h. */
-
-$ac_includes_default
-#ifndef strtod
-double strtod ();
-#endif
-int
-main()
-{
- {
- /* Some versions of Linux strtod mis-parse strings with leading '+'. */
- char *string = " +69";
- char *term;
- double value;
- value = strtod (string, &term);
- if (value != 69 || term != (string + 4))
- return 1;
- }
-
- {
- /* Under Solaris 2.4, strtod returns the wrong value for the
- terminating character under some conditions. */
- char *string = "NaN";
- char *term;
- strtod (string, &term);
- if (term != string && *(term - 1) == 0)
- return 1;
- }
- return 0;
-}
-
-_ACEOF
-if ac_fn_c_try_run "$LINENO"; then :
- ac_cv_func_strtod=yes
-else
- ac_cv_func_strtod=no
-fi
-rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
- conftest.$ac_objext conftest.beam conftest.$ac_ext
-fi
-
-fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_func_strtod" >&5
-$as_echo "$ac_cv_func_strtod" >&6; }
-if test $ac_cv_func_strtod = no; then
- case " $LIBOBJS " in
- *" strtod.$ac_objext "* ) ;;
- *) LIBOBJS="$LIBOBJS strtod.$ac_objext"
- ;;
-esac
-
-ac_fn_c_check_func "$LINENO" "pow" "ac_cv_func_pow"
-if test "x$ac_cv_func_pow" = xyes; then :
-
-fi
-
-if test $ac_cv_func_pow = no; then
- { $as_echo "$as_me:${as_lineno-$LINENO}: checking for pow in -lm" >&5
-$as_echo_n "checking for pow in -lm... " >&6; }
-if ${ac_cv_lib_m_pow+:} false; then :
- $as_echo_n "(cached) " >&6
-else
- ac_check_lib_save_LIBS=$LIBS
-LIBS="-lm $LIBS"
-cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h. */
-
-/* Override any GCC internal prototype to avoid an error.
- Use char because int might match the return type of a GCC
- builtin and then its argument prototype would still apply. */
-#ifdef __cplusplus
-extern "C"
-#endif
-char pow ();
-int
-main ()
-{
-return pow ();
- ;
- return 0;
-}
-_ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
- ac_cv_lib_m_pow=yes
-else
- ac_cv_lib_m_pow=no
-fi
-rm -f core conftest.err conftest.$ac_objext \
- conftest$ac_exeext conftest.$ac_ext
-LIBS=$ac_check_lib_save_LIBS
-fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_m_pow" >&5
-$as_echo "$ac_cv_lib_m_pow" >&6; }
-if test "x$ac_cv_lib_m_pow" = xyes; then :
- POW_LIB=-lm
-else
- { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: cannot find library containing definition of pow" >&5
-$as_echo "$as_me: WARNING: cannot find library containing definition of pow" >&2;}
-fi
-
-fi
-
-fi
-
- if test x$ac_cv_func_strtod = xyes; then
- $as_echo "#define HAVE_STRTOD 1" >>confdefs.h
-
- fi
ac_fn_c_check_func "$LINENO" "mprotect" "ac_cv_func_mprotect"
if test "x$ac_cv_func_mprotect" = xyes; then :
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -16336,7 +16152,7 @@ fi
rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
fi
- for ac_func in malloc calloc realloc free getenv putenv unsetenv qsort abs bcopy memset memcpy memmove strlen strlcpy strlcat strdup _strrev _strupr _strlwr strchr strrchr strstr itoa _ltoa _uitoa _ultoa strtol strtoul _i64toa _ui64toa strtoll strtoull atoi atof strcmp strncmp _stricmp strcasecmp _strnicmp strncasecmp sscanf snprintf vsnprintf iconv sigaction setjmp nanosleep getauxval elf_aux_info
+ for ac_func in malloc calloc realloc free getenv putenv unsetenv qsort abs bcopy memset memcmp memcpy memmove strlen strlcpy strlcat strdup _strrev _strupr _strlwr strchr strrchr strstr itoa _ltoa _uitoa _ultoa strtod strtol strtoul _i64toa _ui64toa strtoll strtoull atoi atof strcmp strncmp _stricmp strcasecmp _strnicmp strncasecmp sscanf snprintf vsnprintf iconv sigaction setjmp nanosleep getauxval elf_aux_info
do :
as_ac_var=`$as_echo "ac_cv_func_$ac_func" | $as_tr_sh`
ac_fn_c_check_func "$LINENO" "$ac_func" "$as_ac_var"
diff --git a/configure.ac b/configure.ac
index a654c1bd..667b197b 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,7 +1,7 @@
dnl Process this file with autoconf to produce a configure script.
AC_INIT
AC_CONFIG_SRCDIR([src/SDL.c])
-AC_CONFIG_HEADERS(include/SDL_config.h)
+AC_CONFIG_HEADERS([include/SDL_config.h])
AC_GNU_SOURCE
AC_CONFIG_AUX_DIR([build-scripts])
@@ -164,14 +164,6 @@ dnl Check for typedefs, structures, etc.
AC_FUNC_ALLOCA
dnl Checks for library functions.
- AC_FUNC_MEMCMP
- if test x$ac_cv_func_memcmp_working = xyes; then
- AC_DEFINE(HAVE_MEMCMP)
- fi
- AC_FUNC_STRTOD
- if test x$ac_cv_func_strtod = xyes; then
- AC_DEFINE(HAVE_STRTOD)
- fi
AC_CHECK_FUNC(mprotect,
AC_TRY_COMPILE([
#include <sys/types.h>
@@ -180,7 +172,7 @@ dnl Checks for library functions.
AC_DEFINE(HAVE_MPROTECT)
]),
)
- AC_CHECK_FUNCS(malloc calloc realloc free getenv putenv unsetenv qsort abs bcopy memset memcpy memmove strlen strlcpy strlcat strdup _strrev _strupr _strlwr strchr strrchr strstr itoa _ltoa _uitoa _ultoa strtol strtoul _i64toa _ui64toa strtoll strtoull atoi atof strcmp strncmp _stricmp strcasecmp _strnicmp strncasecmp sscanf snprintf vsnprintf iconv sigaction setjmp nanosleep getauxval elf_aux_info)
+ AC_CHECK_FUNCS(malloc calloc realloc free getenv putenv unsetenv qsort abs bcopy memset memcmp memcpy memmove strlen strlcpy strlcat strdup _strrev _strupr _strlwr strchr strrchr strstr itoa _ltoa _uitoa _ultoa strtod strtol strtoul _i64toa _ui64toa strtoll strtoull atoi atof strcmp strncmp _stricmp strcasecmp _strnicmp strncasecmp sscanf snprintf vsnprintf iconv sigaction setjmp nanosleep getauxval elf_aux_info)
AC_CHECK_LIB(iconv, libiconv_open, [EXTRA_LDFLAGS="$EXTRA_LDFLAGS -liconv"])
AC_CHECK_LIB(m, pow, [EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lm"])