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authorRichard Kenner <kenner@gnu.org>1996-09-15 00:49:22 +0000
committerRichard Kenner <kenner@gnu.org>1996-09-15 00:49:22 +0000
commita08a7bbdacdd46d24081e70b0d240dab87ec26a4 (patch)
tree5bf7874ec02cb9c50c3302c2255920916e217e54
parent9c0bec04e103ab43b32e038b369d76fa69db815c (diff)
downloademacs-a08a7bbdacdd46d24081e70b0d240dab87ec26a4.tar.gz
Use pc instead of unknown, for pc clones. Use -linux-gnu for Linux-based GNU systems.
-rwxr-xr-xconfig.sub64
1 files changed, 44 insertions, 20 deletions
diff --git a/config.sub b/config.sub
index d86a27ec386..9cd91011625 100755
--- a/config.sub
+++ b/config.sub
@@ -41,6 +41,8 @@
# The goal of this file is to map all the various variations of a given
# machine specification into a single specification in the form:
# CPU_TYPE-MANUFACTURER-OPERATING_SYSTEM
+# or in some cases, the newer four-part form:
+# CPU_TYPE-MANUFACTURER-KERNEL-OPERATING_SYSTEM
# It is wrong to echo any other type of specification.
if [ x$1 = x ]
@@ -62,11 +64,21 @@ case $1 in
;;
esac
-# Separate what the user gave into CPU-COMPANY and OS (if any).
-basic_machine=`echo $1 | sed 's/-[^-]*$//'`
-if [ $basic_machine != $1 ]
-then os=`echo $1 | sed 's/.*-/-/'`
-else os=; fi
+# Separate what the user gave into CPU-COMPANY and OS or KERNEL-OS (if any).
+# Here we must recognize all the valid KERNEL-OS combinations.
+maybe_os=`echo $1 | sed 's/^\(.*\)-\([^-]*-[^-]*\)$/\2/'`
+case $maybe_os in
+ linux-gnu*)
+ os=-$maybe_os
+ basic_machine=`echo $1 | sed 's/^\(.*\)-\([^-]*-[^-]*\)$/\1/'`
+ ;;
+ *)
+ basic_machine=`echo $1 | sed 's/-[^-]*$//'`
+ if [ $basic_machine != $1 ]
+ then os=`echo $1 | sed 's/.*-/-/'`
+ else os=; fi
+ ;;
+esac
### Let's recognize common machines as not being operating systems so
### that things like config.sub decstation-3100 work. We also
@@ -91,33 +103,33 @@ case $os in
;;
-sco5)
os=sco3.2v5
- basic_machine=`echo $1 | sed -e 's/86-.*/86-unknown/'`
+ basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
;;
-sco4)
os=-sco3.2v4
- basic_machine=`echo $1 | sed -e 's/86-.*/86-unknown/'`
+ basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
;;
-sco3.2.[4-9]*)
os=`echo $os | sed -e 's/sco3.2./sco3.2v/'`
- basic_machine=`echo $1 | sed -e 's/86-.*/86-unknown/'`
+ basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
;;
-sco3.2v[4-9]*)
# Don't forget version if it is 3.2v4 or newer.
- basic_machine=`echo $1 | sed -e 's/86-.*/86-unknown/'`
+ basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
;;
-sco*)
os=-sco3.2v2
- basic_machine=`echo $1 | sed -e 's/86-.*/86-unknown/'`
+ basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
;;
-isc)
os=-isc2.2
- basic_machine=`echo $1 | sed -e 's/86-.*/86-unknown/'`
+ basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
;;
-clix*)
basic_machine=clipper-intergraph
;;
-isc*)
- basic_machine=`echo $1 | sed -e 's/86-.*/86-unknown/'`
+ basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
;;
-lynx*)
os=-lynxos
@@ -137,7 +149,7 @@ esac
case $basic_machine in
# Recognize the basic CPU types without company name.
# Some are omitted here because they have special meanings below.
- tahoe | i[3456]86 | i860 | m68k | m68000 | m88k | ns32k | arm \
+ tahoe | i860 | m68k | m68000 | m88k | ns32k | arm \
| arme[lb] | pyramid \
| tron | a29k | 580 | i960 | h8300 | hppa1.0 | hppa1.1 \
| alpha | we32k | ns16k | clipper | i370 | sh \
@@ -146,6 +158,12 @@ case $basic_machine in
| sparc | sparclet | sparclite | sparc64)
basic_machine=$basic_machine-unknown
;;
+ # We use `pc' rather than `unknown'
+ # because (1) that's what they normally are, and
+ # (2) the word "unknown" tends to confuse beginning users.
+ i[3456]86)
+ basic_machine=$basic_machine-pc
+ ;;
# Object if more than one company name word.
*-*-*)
echo Invalid configuration \`$1\': machine \`$basic_machine\' not recognized 1>&2
@@ -325,19 +343,19 @@ case $basic_machine in
;;
# I'm not sure what "Sysv32" means. Should this be sysv3.2?
i[3456]86v32)
- basic_machine=`echo $1 | sed -e 's/86.*/86-unknown/'`
+ basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`
os=-sysv32
;;
i[3456]86v4*)
- basic_machine=`echo $1 | sed -e 's/86.*/86-unknown/'`
+ basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`
os=-sysv4
;;
i[3456]86v)
- basic_machine=`echo $1 | sed -e 's/86.*/86-unknown/'`
+ basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`
os=-sysv
;;
i[3456]86sol2)
- basic_machine=`echo $1 | sed -e 's/86.*/86-unknown/'`
+ basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`
os=-solaris2
;;
iris | iris4d)
@@ -635,6 +653,8 @@ esac
if [ x"$os" != x"" ]
then
case $os in
+ # First match some system type aliases
+ # that might get confused with valid system types.
# -solaris* is a basic system type, with this one exception.
-solaris1 | -solaris1.*)
os=`echo $os | sed -e 's|solaris1|sunos4|'`
@@ -646,7 +666,7 @@ case $os in
os=-sysv4
;;
-gnu/linux*)
- os=`echo $os | sed -e 's|gnu/linux|linux|'`
+ os=`echo $os | sed -e 's|gnu/linux|linux-gnu|'`
;;
# First accept the basic system types.
# The portable systems comes first.
@@ -657,14 +677,18 @@ case $os in
| -hpux* | -unos* | -osf* | -luna* | -dgux* | -solaris* | -sym* \
| -amigados* | -msdos* | -newsos* | -unicos* | -aof* | -aos* \
| -nindy* | -vxworks* | -ebmon* | -hms* | -mvs* | -clix* \
- | -riscos* | -linux* | -uniplus* | -iris* | -rtu* | -xenix* \
+ | -riscos* | -uniplus* | -iris* | -rtu* | -xenix* \
| -hiux* | -386bsd* | -netbsd* | -freebsd* | -riscix* \
| -lynxos* | -bosx* | -nextstep* | -cxux* | -aout* | -elf* \
| -ptx* | -coff* | -ecoff* | -winnt* | -domain* | -vsta* \
| -udi* | -eabi* | -lites* | -ieee* | -go32* | -aux* \
- | -cygwin32* | -pe* | -psos* | -moss* | -proelf* | -rtems*)
+ | -cygwin32* | -pe* | -psos* | -moss* | -proelf* | -rtems* \
+ | -linux-gnu*)
# Remember, each alternative MUST END IN *, to match a version number.
;;
+ -linux*)
+ os=`echo $os | sed -e 's|linux|linux-gnu|'`
+ ;;
-sunos5*)
os=`echo $os | sed -e 's|sunos5|solaris2|'`
;;