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--- informatica:hp_z230t_400wb_topspin327 [2019/08/19 15:49]
miquel [Problemes amb la compilació dels programes AU]
+++ informatica:hp_z230t_400wb_topspin327 [2019/08/19 16:07]
miquel [Problemes amb la compilació dels programes AU]
@@ Line 698: / Line 698: @@
 ===== Problemes amb la compilació dels programes AU =====
+Primer error:
   * [[https://selkieupsilon.blogspot.com/2018/10/starting-topspin-and-compiling-au.html | Starting Topspin and compiling AU programs on update from Ubuntu 16.04 to 18.04]]
   * [[https://selkieupsilon.blogspot.com/2017/07/issue-with-compiling-au-programs-on.html | Installation and compiling AU programs on Topspin 3.5 pl7 under Ubuntu 16.04 LTS (Xenial)]]
   * [[https://forums.xilinx.com/t5/Vivado-High-Level-Synthesis-HLS/Testbench-error-with-gcc/td-p/756773 | Testbench error with gcc]]
 <file>
@@ Line 746: / Line 741: @@
 #
 </file>
+==== Configuració de LD_LIBRARY_PATH  ====
+The ldconfig command will show these paths for you: ''ldconfig -v | grep -v ^$'\t'''
+The paths are set in /etc/ld.so.conf and /etc/ld.so.conf.d.
+  * [[https://unix.stackexchange.com/questions/279397/ldd-does-not-find-path-how-to-add | ldd does not find path, How to add]]
+  * [[https://serverfault.com/questions/480008/finding-ldd-search-path | finding ldd search path]]
@@ Line 781: / Line 791: @@
 ...
 </file>
+Algunes comandes útils:
+<file>
+# export XWINNMRHOME=/opt/topspin3.6.1
+# cd $XWINNMRHOME/exp/stan/nmr/au
+# ./makeau -help
+# ./makeau -libraries ./src/muiltizg
+# ./makeau -show ./src/multizg
+# ./makeau -native -show ./src/multizg
+</file>
+==== ld: /usr/lib32/crti.o: unrecognized relocation (0x2b) in section `.init' ====
+L'intent de compilar un programa (multizg) un cop resolt el problema anterior dona el següent error:
+<file>
+# ./makeau -show ./src/multizg
+/opt/topspin3.6.1/gnu/bin/gcc -B/opt/topspin3.6.1/gnu/lib/gcc/ -c -DLINUX_INTEL -D_REENTRANT -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE  -g -m32 -w -I/opt/topspin3.6.1/prog/include -I/opt/topspin3.6.1/gnu/lib/gcc/i686-pc-linux-gnu/4.9.1/include  multizg.c
+/opt/topspin3.6.1/gnu/bin/c++ -B/opt/topspin3.6.1/gnu/lib/gcc/ -L/opt/topspin3.6.1/gnu/lib-B/lib32 -B/usr/lib32  -m32 -Wl,-warn-common,-warn-constructors  -s  /opt/topspin3.6.1/prog/au/bin/multizg.o  /opt/topspin3.6.1/prog/shlib/auliba.so [...] /opt/topspin3.6.1/prog/shlib/libxerces-c.so /opt/topspin3.6.1/prog/shlib/libomnithread.so  -lm -ldl   -o multizg
+/opt/topspin3.6.1/gnu/bin/../lib/gcc/i686-pc-linux-gnu/4.9.1/../../../../i686-pc-linux-gnu/bin/ld: /usr/lib32/crti.o: unrecognized relocation (0x2b) in section `.init'
+/opt/topspin3.6.1/gnu/bin/../lib/gcc/i686-pc-linux-gnu/4.9.1/../../../../i686-pc-linux-gnu/bin/ld: final link failed: Bad value
+collect2: error: ld returned 1 exit status
+</file>
+que està causat per //using a older version of ld to link a library that had been built with a newer version// i la solució és //The fix is either to build the library that you want to link with a older version of the binutils suite, or to upgrade ld on the machine that wants to link that library.//
+  * [[https://stackoverflow.com/questions/46058050/unable-to-compile-unrecognized-relocation | Unable to compile: unrecognized relocation]]

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