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* config.guess: Quote $dummy.c, $dummy.o and $dummy to prevent

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globbing and word splitting in the filename.
This commit is contained in:
Ben Elliston 2018-01-16 11:32:22 +11:00
parent 12c6a5c16e
commit 68b4eebf4d
2 changed files with 20 additions and 15 deletions
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5
ChangeLog
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@ -1,3 +1,8 @@
2018-01-16 Ben Elliston <bje@gnu.org>
* config.guess: Quote $dummy.c, $dummy.o and $dummy to prevent
globbing and word splitting in the filename.
2018-01-15 Ben Elliston <bje@gnu.org>
* config.sub: Double quote variables to silence warning SC2086

30
config.guess vendored
View File

@ -2,7 +2,7 @@
# Attempt to guess a canonical system name.
# Copyright 1992-2018 Free Software Foundation, Inc.
timestamp='2018-01-11'
timestamp='2018-01-16'
# This file is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License as published by
@ -107,9 +107,9 @@ trap "rm -f \$tmpfiles 2>/dev/null; rmdir \$tmp 2>/dev/null; exit 1" 1 2 13 15 ;
dummy=$tmp/dummy ;
tmpfiles="$dummy.c $dummy.o $dummy.rel $dummy" ;
case $CC_FOR_BUILD,$HOST_CC,$CC in
,,) echo "int x;" > $dummy.c ;
,,) echo "int x;" > "$dummy.c" ;
for c in cc gcc c89 c99 ; do
if ($c -c -o $dummy.o $dummy.c) >/dev/null 2>&1 ; then
if ($c -c -o "$dummy.o" "$dummy.c") >/dev/null 2>&1 ; then
CC_FOR_BUILD="$c"; break ;
fi ;
done ;
@ -139,7 +139,7 @@ Linux|GNU|GNU/*)
LIBC=gnu
eval $set_cc_for_build
cat <<-EOF > $dummy.c
cat <<-EOF > "$dummy.c"
#include <features.h>
#if defined(__UCLIBC__)
LIBC=uclibc
@ -149,7 +149,7 @@ Linux|GNU|GNU/*)
LIBC=gnu
#endif
EOF
eval `$CC_FOR_BUILD -E $dummy.c 2>/dev/null | grep '^LIBC' | sed 's, ,,g'`
eval `$CC_FOR_BUILD -E "$dummy.c" 2>/dev/null | grep '^LIBC' | sed 's, ,,g'`
;;
esac
@ -476,7 +476,7 @@ case "${UNAME_MACHINE}:${UNAME_SYSTEM}:${UNAME_RELEASE}:${UNAME_VERSION}" in
exit ;;
mips:*:*:UMIPS | mips:*:*:RISCos)
eval $set_cc_for_build
sed 's/^ //' << EOF >$dummy.c
sed 's/^ //' << EOF > "$dummy.c"
#ifdef __cplusplus
#include <stdio.h> /* for printf() prototype */
int main (int argc, char *argv[]) {
@ -497,7 +497,7 @@ case "${UNAME_MACHINE}:${UNAME_SYSTEM}:${UNAME_RELEASE}:${UNAME_VERSION}" in
exit (-1);
}
EOF
$CC_FOR_BUILD -o $dummy $dummy.c &&
$CC_FOR_BUILD -o "$dummy" "$dummy.c" &&
dummyarg=`echo "${UNAME_RELEASE}" | sed -n 's/\([0-9]*\).*/\1/p'` &&
SYSTEM_NAME=`$dummy $dummyarg` &&
{ echo "$SYSTEM_NAME"; exit; }
@ -573,7 +573,7 @@ EOF
*:AIX:2:3)
if grep bos325 /usr/include/stdio.h >/dev/null 2>&1; then
eval $set_cc_for_build
sed 's/^ //' << EOF >$dummy.c
sed 's/^ //' << EOF > "$dummy.c"
#include <sys/systemcfg.h>
main()
@ -584,7 +584,7 @@ EOF
exit(0);
}
EOF
if $CC_FOR_BUILD -o $dummy $dummy.c && SYSTEM_NAME=`$dummy`
if $CC_FOR_BUILD -o "$dummy" "$dummy.c" && SYSTEM_NAME=`"$dummy"`
then
echo "$SYSTEM_NAME"
else
@ -654,7 +654,7 @@ EOF
fi
if [ "${HP_ARCH}" = "" ]; then
eval $set_cc_for_build
sed 's/^ //' << EOF >$dummy.c
sed 's/^ //' << EOF > "$dummy.c"
#define _HPUX_SOURCE
#include <stdlib.h>
@ -687,7 +687,7 @@ EOF
exit (0);
}
EOF
(CCOPTS="" $CC_FOR_BUILD -o $dummy $dummy.c 2>/dev/null) && HP_ARCH=`$dummy`
(CCOPTS="" $CC_FOR_BUILD -o "$dummy" "$dummy.c" 2>/dev/null) && HP_ARCH=`"$dummy"`
test -z "$HP_ARCH" && HP_ARCH=hppa
fi ;;
esac
@ -720,7 +720,7 @@ EOF
exit ;;
3050*:HI-UX:*:*)
eval $set_cc_for_build
sed 's/^ //' << EOF >$dummy.c
sed 's/^ //' << EOF > "$dummy.c"
#include <unistd.h>
int
main ()
@ -745,7 +745,7 @@ EOF
exit (0);
}
EOF
$CC_FOR_BUILD -o $dummy $dummy.c && SYSTEM_NAME=`$dummy` &&
$CC_FOR_BUILD -o "$dummy" "$dummy.c" && SYSTEM_NAME=`"$dummy"` &&
{ echo "$SYSTEM_NAME"; exit; }
echo unknown-hitachi-hiuxwe2
exit ;;
@ -965,7 +965,7 @@ EOF
exit ;;
mips:Linux:*:* | mips64:Linux:*:*)
eval $set_cc_for_build
sed 's/^ //' << EOF >$dummy.c
sed 's/^ //' << EOF > "$dummy.c"
#undef CPU
#undef ${UNAME_MACHINE}
#undef ${UNAME_MACHINE}el
@ -979,7 +979,7 @@ EOF
#endif
#endif
EOF
eval `$CC_FOR_BUILD -E $dummy.c 2>/dev/null | grep '^CPU'`
eval `$CC_FOR_BUILD -E "$dummy.c" 2>/dev/null | grep '^CPU'`
test x"${CPU}" != x && { echo "${CPU}-unknown-linux-${LIBC}"; exit; }
;;
mips64el:Linux:*:*)