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trylink: automatically use custom link script if user provides one

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vinfo_msg: one user (info_msg), incorporate in it
*: style fixes
This commit is contained in:
Denis Vlasenko 2007-08-14 16:43:01 +00:00
parent a1120a8ea2
commit dbe6e66d6a
8 changed files with 31 additions and 46 deletions
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1
include/libbb.h
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@ -656,7 +656,6 @@ extern void bb_info_msg(const char *s, ...) __attribute__ ((format (printf, 1, 2
/* These are used internally -- you shouldn't need to use them */
extern void bb_verror_msg(const char *s, va_list p, const char *strerr);
extern void bb_vperror_msg(const char *s, va_list p);
extern void bb_vinfo_msg(const char *s, va_list p);
/* applets which are useful from another applets */

1
libbb/Kbuild
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@ -88,7 +88,6 @@ lib-y += vdprintf.o
lib-y += verror_msg.o
lib-y += vfork_daemon_rexec.o
lib-y += vherror_msg.o
lib-y += vinfo_msg.o
lib-y += vperror_msg.o
lib-y += warn_ignoring_args.o
lib-y += wfopen.o

13
libbb/info_msg.c
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@ -7,13 +7,24 @@
* Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
*/
#include <syslog.h>
#include "libbb.h"
void bb_info_msg(const char *s, ...)
{
va_list p;
/* va_copy is used because it is not portable
* to use va_list p twice */
va_list p2;
va_start(p, s);
bb_vinfo_msg(s, p);
va_copy(p2, p);
if (logmode & LOGMODE_STDIO) {
vprintf(s, p);
fputs(msg_eol, stdout);
}
if (ENABLE_FEATURE_SYSLOG && (logmode & LOGMODE_SYSLOG))
vsyslog(LOG_INFO, s, p2);
va_end(p2);
va_end(p);
}

26
libbb/vinfo_msg.c
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@ -1,26 +0,0 @@
/* vi: set sw=4 ts=4: */
/*
* Utility routines.
*
* Copyright (C) 1999-2004 by Erik Andersen <andersen@codepoet.org>
*
* Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
*/
#include "libbb.h"
#include <syslog.h>
void bb_vinfo_msg(const char *s, va_list p)
{
/* va_copy is used because it is not portable
* to use va_list p twice */
va_list p2;
va_copy(p2, p);
if (logmode & LOGMODE_STDIO) {
vprintf(s, p);
fputs(msg_eol, stdout);
}
if (ENABLE_FEATURE_SYSLOG && (logmode & LOGMODE_SYSLOG))
vsyslog(LOG_INFO, s, p2);
va_end(p2);
}

8
scripts/trylink
View File

@ -64,16 +64,18 @@ done
echo "Final link with: $BBOX_LIB_LIST"
l_list=`echo "$BBOX_LIB_LIST" | sed -e 's/ / -l/g' -e 's/^/-l/'`
# --verbose gives us gobs of info to stdout (e.g. linker script used)
if ! test -f busybox_ldscript; then
try "-Wl,--start-group $l_list -Wl,--end-group -Wl,--verbose" "$@" >busybox_ld.out ####|| exit 1
#
else
echo "Custom linker script 'busybox_ldscript' found, using it"
# Add SORT_BY_ALIGNMENT to linker script (found in busybox_ld.out):
# .rodata : { *(.rodata SORT_BY_ALIGNMENT(.rodata.*) .gnu.linkonce.r.*) }
# *(.data SORT_BY_ALIGNMENT(.data.*) .gnu.linkonce.d.*)
# *(.bss SORT_BY_ALIGNMENT(.bss.*) .gnu.linkonce.b.*)
# This will eliminate most of the data padding. Use linker script
# by commenting "try" above and uncommenting this one (tested on i386):
#try "-Wl,--start-group $l_list -Wl,--end-group -Wl,--verbose -Wl,-T -Wl,busybox_ldscript" "$@" >busybox_ld.out
#
try "-Wl,--start-group $l_list -Wl,--end-group -Wl,--verbose -Wl,-T -Wl,busybox_ldscript" "$@" >busybox_ld.out
fi
####}
####rm busybox_ld.err
####exit 0 # Ensure "success" exit code