"xcode-select --install" usually works. There is no reasonable way of uninstalling the command line tools.
On Monday, March 23, 2015 at 10:45:04 PM UTC+1, peter metcalf wrote: > > Thanks Volker > > after 2 hours of searching the web and trying various things there seems > to be no obvious way of > reinstalling the xcode command line tools, or of uninstalling xcode and > starting fresh > > I know this is off topic for sage-devel but if anybody has done this > please let me know > > Peter > > > On 24/03/2015, at 8:23 am, Volker Braun <[email protected] <javascript:>> > wrote: > > Something is wrong with your xcode command line tools... can you try > reinstalling them? > > > On Monday, March 23, 2015 at 7:47:41 PM UTC+1, peter metcalf wrote: >> >> Thanks >> >> if I type 'make' in SAGE_ROOT this is the first sign of a problem - no >> installed math library found >> >> =========================================== >> >> configure: Excellent, the C, C++ and Fortran compilers are all GCC 4.9.2 >> >> configure: Excellent, GCC 4.9.2 is later than the minimum >> >> configure: needed to build Sage, which is GCC version 4.0.1 >> >> checking for sqrt in -lm... no >> >> configure: This system has no maths library installed. >> >> configure: error: Exiting, since a maths library was not found. >> >> If you would like to try to build Sage anyway (to help porting), >> >> export the variable 'SAGE_PORT' to something non-empty. >> >> make[2]: *** [/Applications/sage/local/var/lib/sage/installed/prereq] >> Error 1 >> >> make[1]: *** [all] Error 2 >> >> ============================== >> >> Peter >> >> On Tuesday, March 24, 2015 at 7:19:56 AM UTC+13, Volker Braun wrote: >>> >>> Can you try compiling Sage just from source, not inside the mac app... >>> >>> >>> On Monday, March 23, 2015 at 7:00:28 PM UTC+1, peter metcalf wrote: >>>> >>>> Thanks Dmitrii >>>> >>>> I also get errors with >>>> >>>> sage -f python >>>> >>>> so there is something more fundamental going on than the problem with >>>> libjpeg-6b >>>> >>>> I think I do have Xcode command line tools installed >>>> >>>> since 'xcode-select -p' returns >>>> /Applications/Xcode.app/Contents/Developer >>>> >>>> This is the first error in /Applications/sage/logs/pkgs/python.log >>>> >>>> ======================= >>>> >>>> checking for int64_t... yes >>>> >>>> checking for ssize_t... yes >>>> >>>> checking size of int... 0 >>>> >>>> checking size of long... 0 >>>> >>>> checking size of void *... 0 >>>> >>>> checking size of short... 0 >>>> >>>> checking size of float... 0 >>>> >>>> checking size of double... 0 >>>> >>>> checking size of fpos_t... 0 >>>> >>>> checking size of size_t... configure: error: in >>>> `/Applications/sage/local/var/tmp/sage/build/python-2.7.8/src': >>>> >>>> configure: error: cannot compute sizeof (size_t) >>>> >>>> See `config.log' for more details >>>> >>>> Error configuring Python. >>>> >>>> ================================================ >>>> >>>> This is the first error in >>>> /Applications/sage/local/var/tmp/sage/build/python-2.7.8/src/config.log >>>> >>>> ================================================ >>>> >>>> Target: x86_64-apple-darwin11.4.2 >>>> >>>> Configured with: ../src/configure >>>> --prefix=/Users/karl.crisman/Downloads/sage-6.5/local >>>> --with-local-prefix=/Users/karl.crisman/Downloads/sage-6.5/local >>>> --with-gmp=/Users/karl.crisman/Downloads/sage-6.5/local >>>> --with-mpfr=/Users/karl.crisman/Downloads/sage-6.5/local >>>> --with-mpc=/Users/karl.crisman/Downloads/sage-6.5/local --with-system-zlib >>>> --disable-multilib --disable-nls --enable-languages=c,c++,fortran >>>> --disable-libitm --without-isl --without-cloog >>>> >>>> Thread model: posix >>>> >>>> gcc version 4.9.2 (GCC) >>>> >>>> configure:3818: $? = 0 >>>> >>>> configure:3807: gcc -V >&5 >>>> >>>> gcc: error: unrecognized command line option '-V' >>>> >>>> gcc: fatal error: no input files >>>> >>>> compilation terminated. >>>> >>>> configure:3818: $? = 1 >>>> >>>> configure:3807: gcc -qversion >&5 >>>> >>>> gcc: error: unrecognized command line option '-qversion' >>>> >>>> gcc: fatal error: no input files >>>> >>>> compilation terminated. >>>> >>>> configure:3818: $? = 1 >>>> >>>> configure:3838: checking whether the C compiler works >>>> >>>> =========================================================== >>>> >>>> >>>> >>>> >>>> >>>> >>>> >>>> On Monday, March 23, 2015 at 11:22:40 PM UTC+13, peter metcalf wrote: >>>>> >>>>> HI All >>>>> >>>>> I'm trying to read jpg files using PIL or matplotlib >>>>> >>>>> any help/suggestions would be most welcome! >>>>> >>>>> the following fails >>>>> >>>>> sage -i libjpeg-6b >>>>> >>>>> the relevant part of the log file may be >>>>> >>>>> ================================================== >>>>> >>>>> gcc -fPIC -I. -c -o jmemmgr.o jmemmgr.c >>>>> >>>>> gcc -fPIC -I. -c -o jmemnobs.o jmemnobs.c >>>>> >>>>> rm -f libjpeg.a >>>>> >>>>> ar rc libjpeg.a jcapimin.o jcapistd.o jctrans.o jcparam.o jdatadst.o >>>>> jcinit.o jcmaster.o jcmarker.o jcmainct.o jcprepct.o jccoefct.o jccolor.o >>>>> jcsample.o jchuff.o jcphuff.o jcdctmgr.o jfdctfst.o jfdctflt.o jfdctint.o >>>>> jdapimin.o jdapistd.o jdtrans.o jdatasrc.o jdmaster.o jdinput.o >>>>> jdmarker.o >>>>> jdhuff.o jdphuff.o jdmainct.o jdcoefct.o jdpostct.o jddctmgr.o jidctfst.o >>>>> jidctflt.o jidctint.o jidctred.o jdsample.o jdcolor.o jquant1.o jquant2.o >>>>> jdmerge.o jcomapi.o jutils.o jerror.o jmemmgr.o jmemnobs.o >>>>> >>>>> ranlib libjpeg.a >>>>> >>>>> sh: line 1: 4325 Trace/BPT trap: 5 >>>>> /Applications/Xcode.app/Contents/Developer/usr/bin/xcodebuild -sdk / >>>>> -find >>>>> ranlib 2> /dev/null >>>>> >>>>> ranlib: error: unable to find utility "ranlib", not a developer tool >>>>> or in PATH >>>>> >>>>> make: *** [libjpeg.a] Error 72 >>>>> >>>>> =================================================== >>>>> >>>>> I also noted this odd line at the beginning of the log file (I am not >>>>> Karl Crisman) >>>>> >>>>> >>>>> =================================================== >>>>> >>>>> C compiler: gcc >>>>> >>>>> C compiler version: >>>>> >>>>> Using built-in specs. >>>>> >>>>> COLLECT_GCC=/Applications/sage/local/bin/gcc >>>>> >>>>> >>>>> COLLECT_LTO_WRAPPER=/Applications/sage/local/bin/../libexec/gcc/x86_64-apple-darwin11.4.2/4.9.2/lto-wrapper >>>>> >>>>> Target: x86_64-apple-darwin11.4.2 >>>>> >>>>> Configured with: ../src/configure >>>>> --prefix=/Users/karl.crisman/Downloads/sage-6.5/local >>>>> --with-local-prefix=/Users/karl.crisman/Downloads/sage-6.5/local >>>>> --with-gmp=/Users/karl.crisman/Downloads/sage-6.5/local >>>>> --with-mpfr=/Users/karl.crisman/Downloads/sage-6.5/local >>>>> --with-mpc=/Users/karl.crisman/Downloads/sage-6.5/local >>>>> --with-system-zlib >>>>> --disable-multilib --disable-nls --enable-languages=c,c++,fortran >>>>> --disable-libitm --without-isl --without-cloog >>>>> >>>>> Thread model: posix >>>>> >>>>> >>>>> >>>>> >>>>> >>>>> >>>>> > -- > You received this message because you are subscribed to a topic in the > Google Groups "sage-devel" group. > To unsubscribe from this topic, visit > https://groups.google.com/d/topic/sage-devel/afAAsmZ2AoI/unsubscribe. > To unsubscribe from this group and all its topics, send an email to > [email protected] <javascript:>. > To post to this group, send email to [email protected] > <javascript:>. > Visit this group at http://groups.google.com/group/sage-devel. > For more options, visit https://groups.google.com/d/optout. > > > ---------------------------------- > > Peter Metcalf > > http://www.bioscienceresearch.co.nz/staff/peter-metcalf/ > > Associate Professor in Structural Biology > School of Biological Sciences > University of Auckland > Private Bag 92019 > Auckland 1010 > > phone +64 9 923 4810 > cell 021 141 1783 > skype ID pmet007 > > Courier address: > > Room 121, Level 1 > Thomas Building 110 > 3a Symonds Street > Auckland Central 1010 > > > > > > > > > > > -- You received this message because you are subscribed to the Google Groups "sage-devel" group. 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