Ïåðåõîä îò íàòèâíîé êîìïèëÿöèè ê êðîññ-êîìïèëÿöèè

**ryzhov_al** · 14-01-2011, 06:47

Åñòü ïðåäëîæåíèå óíèôèöèðîâàòü ðàçìåùåíèå ôàéëîâ, ñîáðàííûõ ýíòóçèàñòêèì òóë÷åéíîì (gcc 4.3.5 uClibc 0.9.30.1). Ôàéëû ïðåäëàãàþ çàïèñûâàòü ïî ñëåäóþùèì ïóòÿì:

/opt/1.9.2.7/bin
/opt/1.9.2.7/lib
/opt/1.9.2.7/include

×òî ïîçâîëèò:
à) ðàçâÿçàòü áèáëèîòåêè, ñîáðàííûå òóë÷åéíîì optware è íîâûì òóë÷åéíîì,
á) àâòîìàòèçèðîâàòü ñáîðêó libtool'îì, èñïîëüçóÿ ./configure --prefix=/opt/1.9.2.7/,
â) ïîëüçîâàòüñÿ ñîâìåñòíûìè íàðàáîòêàìè, ññûëàÿñü â ñâîèõ ïðîåêòàõ íà óêàçàííûå ïóòè.

Êîíêðåòèçèðîâàòü â ïóòè "/opt/1.9.2.7-d/" èëè "/opt/1.9.2.7-rtn/" ñ÷èòàþ èçáûòî÷íûì, òàêæå ñ÷èòàþ, ÷òî ïóòü "/opt/1.9.2.7/" ñî ñòàðîé îëåãîâñêîé ïðîøèâêîé àññîöèèðîâàòüñÿ íå áóäåò. Äà è âðÿä ëè êòî ñòàíåò èñïîëüçîâàòü óñòàðåâøèé òóë÷åéí òåõ âðåì¸í.

**ryzhov_al** · 14-01-2011, 07:24

Ïðè ñáîðêå ñ ïîìîùüþ ýíòóçèàñòêîãî òóë÷åéíà åñòü íåîáõîäèìîñòü èñïîëüçîâàíèÿ ñîáñòâåííûõ áèáëèîòåê, ëåæàùèõ â /opt/1.9.2.7/lib. Êàêèå êëþ÷è íåîáõîäèìî èñïîëüçîâàòü ïðè ëèíêîâêå äëÿ òîãî, ÷òîáû ïî óìîë÷àíèþ áèáëèîòåêè èñêàëèñü â ïàïêå /lib, à çàòåì â ïàïêå /opt/1.9.2.7/lib?

Íàñêîëüêî ÿ ïîíÿë, optware æåñòêî ïðîïèñûâàåò ïóòè ê áèáëèîòåêàì â /opt/lib

Code:

LDFLAGS=" -L/optware/staging/opt/lib -Wl,-rpath,/opt/lib -Wl,-rpath-link,/optware/staging/opt/lib "

ïîýòîìó ðåøåíèå ïî àíàëîãèè íå ïîäîéä¸ò. Ïîñëå ïðîïèñûâàíèÿ rpath íà /opt/1.9.2.7/lib áèáëèîòåêè ïåðåñòàíóò èñêàòüñÿ â /lib.

Ïîêà äëÿ ñáîðêè íîâûì òóë÷åéíîì èñïîëüçóþ êëþ÷è, íàãëî ñï¸ðòûå ó òóë÷åéíà optware

Code:

$ cat /media/projects/mk_new.sh
#!/bin/sh
AR=/media/brcm/hndtools-mipsel-uclibc-4.3.5/bin/mipsel-uclibc-ar \
AS=/media/brcm/hndtools-mipsel-uclibc-4.3.5/bin/mipsel-uclibc-as \
LD=/media/brcm/hndtools-mipsel-uclibc-4.3.5/bin/mipsel-uclibc-ld \
NM=/media/brcm/hndtools-mipsel-uclibc-4.3.5/bin/mipsel-uclibc-nm \
CC=/media/brcm/hndtools-mipsel-uclibc-4.3.5/bin/mipsel-uclibc-gcc \
CPP="/media/brcm/hndtools-mipsel-uclibc-4.3.5/bin/mipsel-uclibc-gcc -E" \
GCC=/media/brcm/hndtools-mipsel-uclibc-4.3.5/bin/mipsel-uclibc-gcc \
CXX=/media/brcm/hndtools-mipsel-uclibc-4.3.5/bin/mipsel-uclibc-g++ \
RANLIB=/media/brcm/hndtools-mipsel-uclibc-4.3.5/bin/mipsel-uclibc-ranlib \
STRIP=/media/brcm/hndtools-mipsel-uclibc-4.3.5/bin/mipsel-uclibc-strip \
CPPFLAGS="-O2   -pipe  -I/media/projects/staging/opt/1.9.2.7/include " \
LDFLAGS=" -L/media/projects/staging/opt/1.9.2.7/lib " \
./configure \
--build=i386-pc-linux-gnu \
--host=mipsel-linux \
--target=mipsel-linux \
--prefix=/opt/1.9.2.7 \
--disable-nls \
--disable-static

**lly** · 14-01-2011, 07:53

Originally Posted by ryzhov_al

Åñòü ïðåäëîæåíèå óíèôèöèðîâàòü ðàçìåùåíèå ôàéëîâ, ñîáðàííûõ ýíòóçèàñòêèì òóë÷åéíîì (gcc 4.3.5 uClibc 0.9.30.1). Ôàéëû ïðåäëàãàþ çàïèñûâàòü ïî ñëåäóþùèì ïóòÿì:

/opt/1.9.2.7/bin
/opt/1.9.2.7/lib
/opt/1.9.2.7/include

Ïðåäëîæåíèå èíòåðåñíîå, çà èñêëþ÷åíèåì òîãî ÷òî 1.9.2.7 ìíå íå îñîáî íðàâèòñÿ.

Ðåàëüíî ðàçäåëÿòü íóæíî òîëüêî áèáëèîòåêè, include âîîáùå íåàêòóàëüíû íà ðîóòåðå, òàê êàê ó íàñ íåò íàòèâíîãî êîìïèëÿòîðà(àíàëîã buildroot). Âûäåëÿòü bin ÿ òîæå íå âèæó ñìûñëà.

Ïîñëå ïðîïèñûâàíèÿ rpath íà /opt/1.9.2.7/lib áèáëèîòåêè ïåðåñòàíóò èñêàòüñÿ â /lib.

Íåïðàâèëüíî, ïîñìîòðè îïèñàíèå ld. Ýòî âñåãî-ëèøü ïåðâûé ïóíêò â ñïèñêå ïóòåé. Íó è èìåòü íåñêîëüêî ïóòåé â rpath íèêòî íå çàïðåùàåò.

**al37919** · 14-01-2011, 08:59

Originally Posted by lly

Ïðåäëîæåíèå èíòåðåñíîå, çà èñêëþ÷åíèåì òîãî ÷òî 1.9.2.7 ìíå íå îñîáî íðàâèòñÿ.

TARGET = oleg++

?
â ðàçâèòèå îïòâàðíîãî
TARGET = oleg

**AndreyUA** · 14-01-2011, 09:36

Originally Posted by al37919

TARGET = oleg++

?
â ðàçâèòèå îïòâàðíîãî
TARGET = oleg

oleg-ng

**ryzhov_al** · 15-01-2011, 13:10

Originally Posted by lly

Originally Posted by ryzhov_al

Åñòü ïðåäëîæåíèå óíèôèöèðîâàòü ðàçìåùåíèå ôàéëîâ, ñîáðàííûõ ýíòóçèàñòêèì òóë÷åéíîì (gcc 4.3.5 uClibc 0.9.30.1). Ôàéëû ïðåäëàãàþ çàïèñûâàòü ïî ñëåäóþùèì ïóòÿì:

/opt/1.9.2.7/bin
/opt/1.9.2.7/lib
/opt/1.9.2.7/include

Ïðåäëîæåíèå èíòåðåñíîå, çà èñêëþ÷åíèåì òîãî ÷òî 1.9.2.7 ìíå íå îñîáî íðàâèòñÿ.

Ïîñìîòðè íà ñâîþ ïîäïèñü

"1.9.2.7" èëè "oleg" - åäèíñòâåííàÿ óçíàâàåìàÿ ÷àñòü èç íàçâàíèÿ ïðîøèâêè. Îñòàëüíûå âàðèàíòû áóäóò âûäóìêîé.

Originally Posted by lly

Ðåàëüíî ðàçäåëÿòü íóæíî òîëüêî áèáëèîòåêè, include âîîáùå íåàêòóàëüíû íà ðîóòåðå, òàê êàê ó íàñ íåò íàòèâíîãî êîìïèëÿòîðà(àíàëîã buildroot). Âûäåëÿòü bin ÿ òîæå íå âèæó ñìûñëà.

Îê. Èç ïåðâîíà÷àëüíîãî ïðåäëîæåíèÿ îñòàâëÿþ îäèí ïóíêò:

/opt/lib-1.9.2.7

Ïî àíàëîãèè ñ RT-N16-1.9.2.7-rtn-rXXXX.trx èëè modules-1.9.2.7-d-rXXXX.tgz â íàçâàíèè ïðîøèâîê.

**ryzhov_al** · 15-01-2011, 13:58

Originally Posted by lly

Originally Posted by ryzhov_al

Ïîñëå ïðîïèñûâàíèÿ rpath íà /opt/1.9.2.7/lib áèáëèîòåêè ïåðåñòàíóò èñêàòüñÿ â /lib.

Íåïðàâèëüíî, ïîñìîòðè îïèñàíèå ld. Ýòî âñåãî-ëèøü ïåðâûé ïóíêò â ñïèñêå ïóòåé. Íó è èìåòü íåñêîëüêî ïóòåé â rpath íèêòî íå çàïðåùàåò.

Ïðàâèëüíûé îòâåò òàêîé?

LDFLAGS=" -L/media/projects/staging-opt/lib-1.9.2.7 -Wl,-rpath,/opt/lib-1.9.2.7 -Wl,-rpath-link,/media/projects/staging-opt/lib-1.9.2.7" \

Íàñêîëüêî ÿ ïîíÿë, ïóòü rpath áóäåò èìåòü ïðèîðèòåò íàä äåôîëòíûìè çíà÷åíèÿìè èç ld.so.conf.

**lly** · 15-01-2011, 17:09

Originally Posted by ryzhov_al

Ïðàâèëüíûé îòâåò òàêîé?

Ïðèìåðíî, îñîáåííî åñëè òû ïîÿñíèøü çà÷åì âî âñåõ ïàêåòàõ ñòàâèòü rpath-link.

Íàñêîëüêî ÿ ïîíÿë, ïóòü rpath áóäåò èìåòü ïðèîðèòåò íàä äåôîëòíûìè çíà÷åíèÿìè èç ld.so.conf.

ÄÀ

P.S. Ïðåôèêñ oleg-ng ìíå íðàâèòüñÿ

**theMIROn** · 15-01-2011, 17:25

Originally Posted by lly

P.S. Ïðåôèêñ oleg-ng ìíå íðàâèòüñÿ

àíàëîãè÷íî.

**ryzhov_al** · 18-01-2011, 07:27

Originally Posted by lly

P.S. Ïðåôèêñ oleg-ng ìíå íðàâèòüñÿ

Îêîí÷àòåëüíûé âàðèàíò:

/opt/lib - äëÿ optware'îâñêèõ áèáëèîòåê,
/opt/lib-oleg-ng - äëÿ áèáëèîòåê, ñîáðàííûõ ýíòóçèàñòêèì òóë÷åéíîì.

Âîçðàæåíèÿ åñòü?

Òîëüêî ñðàçó óñëîâèìñÿ. Íàïðèìåð, â http://wl500g.googlecode.com/svn/ipkg/optware/ è optware-d åñòü áèáëèîòåêè êàê äëÿ èñïîëüçîâàíèÿ ñ ñîôòîì optware, òàê è íåò. Äàâàéòå êëàñòü â /opt/lib-oleg-ng èñêëþ÷èòåëüíî òå áèáëèîòåêè, êîòîðûå íå áóäóò èñïîëüçîâàòüñÿ optware'îâñêèì ñîôòîì.

**lly** · 18-01-2011, 08:22

Originally Posted by ryzhov_al

Îêîí÷àòåëüíûé âàðèàíò:

/opt/lib - äëÿ optware'îâñêèõ áèáëèîòåê,
/opt/lib-oleg-ng - äëÿ áèáëèîòåê, ñîáðàííûõ ýíòóçèàñòêèì òóë÷åéíîì.

Âîçðàæåíèÿ åñòü?

Íåò.

Òîëüêî ñðàçó óñëîâèìñÿ. Íàïðèìåð, â http://wl500g.googlecode.com/svn/ipkg/optware/ è optware-d åñòü áèáëèîòåêè êàê äëÿ èñïîëüçîâàíèÿ ñ ñîôòîì optware, òàê è íåò. Äàâàéòå êëàñòü â /opt/lib-oleg-ng èñêëþ÷èòåëüíî òå áèáëèîòåêè, êîòîðûå íå áóäóò èñïîëüçîâàòüñÿ optware'îâñêèì ñîôòîì.

Â svn/ipkg/optware äîëæíû ëåæàòü ïàêåòû ñîáðàííûå optware'âñêèì òóë÷åéíîì. Çà÷åì Âëàä ñäåëàë r2487 ÿ ïîêà íå ðàçáèðàëñÿ, íå óñïåë.
À â optware-d êàê ðàç ñîáðàííûå íàøèì òóë÷åéíîì, ñ çàâÿçêàìè íà íàøó uClibc, ÿäðî.

**ryzhov_al** · 18-01-2011, 11:18

Originally Posted by lly

À â optware-d êàê ðàç ñîáðàííûå íàøèì òóë÷åéíîì, ñ çàâÿçêàìè íà íàøó uClibc, ÿäðî.

Ñòðàííî. Ïî÷åìó òîãäà usbip_0.1.7-2_mipsel.ipk è sysfsutils_2.1.0-1_mipsel.ipk ïîëîæèëè â optware, à íå â optware-d, õîòÿ îí ñîáðàí íàøèì òóë÷åéíîì.

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