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Some compiler flag tweaks, and elaborated comments on compiler flags use

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darcs-hash:20060305212330-ac50b-f37c3f5464545965c1b4ace9282622111f8783a9.gz
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axel 2006-03-06 07:23:30 +10:00
parent acd28b5dc4
commit d48e9ef8b1
2 changed files with 20 additions and 6 deletions
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6
INSTALL
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@ -3,8 +3,8 @@ Known issues
============ ============
Fish currently requires a semi-modern GCC version to Fish currently requires a semi-modern GCC version to
compile. Specifically, GCC 2.95.* won't compile fish, but GCC 3.23 compile. Specifically, GCC 2.95.* won't compile fish, but GCC 3.2.3 is
should work. Fish has not been coded with an C99- or GNU-specific known to work. Fish has not been coded with an C99- or GNU-specific
features in mind, so it is hoped that it should be possible to make features in mind, so it is hoped that it should be possible to make
fish work with other compilers. Patches are welcome. fish work with other compilers. Patches are welcome.
@ -52,7 +52,7 @@ Local install procedure
======================= =======================
If you have downloaded the darcs repository of fish, you need to run If you have downloaded the darcs repository of fish, you need to run
autoconf first. autoconf to generate the configure script.
To install fish in your own home directory (typically as non-root), To install fish in your own home directory (typically as non-root),
type: type:

20
Makefile.in
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@ -36,8 +36,22 @@
CC := @CC@ CC := @CC@
INSTALL:=@INSTALL@ INSTALL:=@INSTALL@
# Compiler flags #
CFLAGS:=@CFLAGS@ -Wall -std=gnu99 -fno-strict-aliasing # Compiler flags:
#
# -fno-optimize-sibling-calls seems to work around a bug where sending
# a SIGWINCH to fish on NetBSD causes fish to exit. This is probably
# either a compiler bug or a libc bug, but this seems to fix things for
# now. Long term, this should be tracked down and truly fixed, at which
# point we can remove this silly flag.
#
# -fno-strict-aliasing was sent in in a patch from James Vega. The
# specific problem that this fixes has been lost to me.
#
# -Wall is there to keep me on my toes
#
CFLAGS:=@CFLAGS@ -Wall -fno-strict-aliasing -fno-optimize-sibling-calls
CPPFLAGS=@CPPFLAGS@ CPPFLAGS=@CPPFLAGS@
LDFLAGS:= @LIBS@ @LDFLAGS@ LDFLAGS:= @LIBS@ @LDFLAGS@
@ -197,7 +211,7 @@ all: $(PROGRAMS) user_doc
.PHONY: all .PHONY: all
debug: debug:
make fish CFLAGS="-O0 -Wno-unused -Werror -g -Wall -std=gnu99 -fno-strict-aliasing" make fish CFLAGS="-O0 -Wno-unused -Werror -g -Wall -fno-strict-aliasing -fno-optimize-sibling-calls"
.PHONY: debug .PHONY: debug
# User documentation, describing the features of the fish shell. # User documentation, describing the features of the fish shell.