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-rwxr-xr-xconfigure25
1 files changed, 6 insertions, 19 deletions
diff --git a/configure b/configure
index b87dddc..261efa9 100755
--- a/configure
+++ b/configure
@@ -78,6 +78,9 @@ if test "$gcc" -eq 1 && ($cc -c $cflags $test.c) 2>/dev/null; then
CC="$cc"
SFLAGS="${CFLAGS-"-O3"} -fPIC"
CFLAGS="${CFLAGS-"-O3"}"
+ if test "${ZLIBGCCWARN}" = "YES"; then
+ CFLAGS="${CFLAGS} -Wall -Wextra -pedantic"
+ fi
if test -z "$uname"; then
uname=`(uname -s || echo unknown) 2>/dev/null`
fi
@@ -154,8 +157,8 @@ else
SunOS\ 4*) SFLAGS=${CFLAGS-"-O2 -PIC"}
CFLAGS=${CFLAGS-"-O2"}
LDSHARED=${LDSHARED-"ld"} ;;
- SunStudio\ 9*) SFLAGS=${CFLAGS-"-DUSE_MMAP -fast -xcode=pic32 -xtarget=ultra3 -xarch=v9b"}
- CFLAGS=${CFLAGS-"-DUSE_MMAP -fast -xtarget=ultra3 -xarch=v9b"}
+ SunStudio\ 9*) SFLAGS=${CFLAGS-"-fast -xcode=pic32 -xtarget=ultra3 -xarch=v9b"}
+ CFLAGS=${CFLAGS-"-fast -xtarget=ultra3 -xarch=v9b"}
LDSHARED=${LDSHARED-"cc -xarch=v9b"} ;;
UNIX_System_V\ 4.2.0)
SFLAGS=${CFLAGS-"-KPIC -O"}
@@ -173,7 +176,7 @@ else
SFLAGS=${CFLAGS-"-O -qmaxmem=8192"}
CFLAGS=${CFLAGS-"-O -qmaxmem=8192"}
LDSHARED=${LDSHARED-"xlc -G"} ;;
- # send working options for other systems to support@gzip.org
+ # send working options for other systems to zlib@gzip.org
*) SFLAGS=${CFLAGS-"-O"}
CFLAGS=${CFLAGS-"-O"}
LDSHARED=${LDSHARED-"cc -shared"} ;;
@@ -488,22 +491,6 @@ else
SFLAGS="$SFLAGS -DNO_ERRNO_H"
fi
-cat > $test.c <<EOF
-#include <sys/types.h>
-#include <sys/mman.h>
-#include <sys/stat.h>
-caddr_t hello() {
- return mmap((caddr_t)0, (off_t)0, PROT_READ, MAP_SHARED, 0, (off_t)0);
-}
-EOF
-if test "`($CC -c $CFLAGS $test.c) 2>&1`" = ""; then
- CFLAGS="$CFLAGS -DUSE_MMAP"
- SFLAGS="$SFLAGS -DUSE_MMAP"
- echo Checking for mmap support... Yes.
-else
- echo Checking for mmap support... No.
-fi
-
CPP=${CPP-"$CC -E"}
case $CFLAGS in
*ASMV*)