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Remove gcc-specific cflags from makefile. Add them in the configure file, but only if the compiler is gcc.

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darcs-hash:20060325161848-ac50b-23919c1d23bbc5eed81fd709b95802ea2d4e8f52.gz
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axel 2006-03-26 02:18:48 +10:00
parent 50fa7234ea
commit 717ac3f7fe
2 changed files with 50 additions and 17 deletions
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19
Makefile.in
View file

@ -36,22 +36,7 @@
CC := @CC@
INSTALL:=@INSTALL@
#
# Compiler flags:
#
#
# -fno-optimize-sibling-calls seems to work around a bug where sending
# a SIGWINCH to fish on NetBSD causes fish to exit when compiled with
# GCC 3.3.3. This is probably either a compiler bug or a libc bug, but
# adding this flag seems to fix things for now. Long term, the real
# problem should be tracked down and truly fixed, at which point we
# can remove this silly flag. This bug has been verified to not exist
# on Linux using GCC 3.3.3.
#
# -Wall is there to keep me on my toes
#
CFLAGS:=@CFLAGS@ -Wall -fno-optimize-sibling-calls
CFLAGS:=@CFLAGS@
CPPFLAGS=@CPPFLAGS@
LDFLAGS:= @LIBS@ @LDFLAGS@
@ -211,7 +196,7 @@ all: $(PROGRAMS) user_doc
.PHONY: all
debug:
make fish CFLAGS="-O0 -Wno-unused -Werror -g -Wall -fno-optimize-sibling-calls"
make fish CFLAGS="@CFLAGS@ -O0 -Wno-unused -Werror -g"
.PHONY: debug
# User documentation, describing the features of the fish shell.

48
configure.ac
View file

@ -112,6 +112,54 @@ else
AC_SUBST( XSEL_MAN_PATH,[ ])
fi
#
# If we are using gcc, set some flags that increase the odds of the
# compiler producing a working binary...
#
if test "$CC" = gcc; then
#
# This seems to be needed in some glibc versions in order to get
# the prototypes for wide character functions like wcsdup and
# fwprintf. Fish should not actually use anu C99-specific
# features - if it does, please report this as a bug.
#
CFLAGS="$CFLAGS -std=c99"
#
# -fno-optimize-sibling-calls seems to work around a bug where
# sending a SIGWINCH to fish on NetBSD causes fish to exit when
# compiled with GCC 3.3.3. This is probably either a compiler bug
# or a libc bug, but adding this flag seems to fix things for
# now. Long term, the real problem should be tracked down and
# truly fixed, at which point we can remove this silly flag. This
# bug has been verified to not exist on Linux using GCC 3.3.3.
#
CFLAGS="$CFLAGS -fno-optimize-sibling-calls"
#
# -Wall is there to keep me on my toes
#
CFLAGS="$CFLAGS -Wall"
#
# This gives us access to prototypes for gnu extensions if we are
# compiling agains glibc. All extensions that are used must have a
# fallback implementation available in fallback.h, in order to
# keep fish working on non-gnu platforms.
#
CFLAGS="$CFLAGS -D _GNU_SOURCE"
fi
# Test cpu for special handling of ppc
AC_CANONICAL_TARGET