On 2009-08-03 22:21-0400 Hezekiah M. Carty wrote: > Commit 10206 adds custom axis label support (the function > plslabelfunc, C only for now) to PLplot trunk. Commit 10207 updates > example 19 (also C only for now) to use plslabelfunc for specialized > longitude and latitude axis labels.
Hi Hez: ctest shows an example 19 segfault now. Further investigation with valgrind gives the following results: softw...@raven> valgrind examples/c/x19c -dev psc -o test.ps ==14737== Memcheck, a memory error detector. ==14737== Copyright (C) 2002-2007, and GNU GPL'd, by Julian Seward et al. ==14737== Using LibVEX rev 1854, a library for dynamic binary translation. ==14737== Copyright (C) 2004-2007, and GNU GPL'd, by OpenWorks LLP. ==14737== Using valgrind-3.3.1-Debian, a dynamic binary instrumentation framework. ==14737== Copyright (C) 2000-2007, and GNU GPL'd, by Julian Seward et al. ==14737== For more details, rerun with: -v ==14737== ==14737== Conditional jump or move depends on uninitialised value(s) ==14737== at 0x6282107: (within /lib/libc-2.7.so) ==14737== by 0x6275DBA: vsprintf (in /lib/libc-2.7.so) ==14737== by 0x625CDD7: sprintf (in /lib/libc-2.7.so) ==14737== by 0x400F95: geolocation_labeler (x19c.c:85) ==14737== by 0x4E39815: plform (plbox.c:1407) ==14737== by 0x4E38E89: label_box (plbox.c:1261) ==14737== by 0x4E34A09: c_plaxes (plbox.c:462) ==14737== by 0x4E32AA0: c_plbox (plbox.c:81) ==14737== by 0x4E6D4C5: c_plenvi (plvpor.c:277) ==14737== by 0x4E6C7C9: c_plenv (plvpor.c:94) ==14737== by 0x40104D: main (x19c.c:122) ==14737== ==14737== Conditional jump or move depends on uninitialised value(s) ==14737== at 0x625956E: __printf_fp (in /lib/libc-2.7.so) ==14737== by 0x6254F72: vfprintf (in /lib/libc-2.7.so) ==14737== by 0x6275DC8: vsprintf (in /lib/libc-2.7.so) ==14737== by 0x625CDD7: sprintf (in /lib/libc-2.7.so) ==14737== by 0x400F95: geolocation_labeler (x19c.c:85) ==14737== by 0x4E39815: plform (plbox.c:1407) ==14737== by 0x4E38E89: label_box (plbox.c:1261) ==14737== by 0x4E34A09: c_plaxes (plbox.c:462) ==14737== by 0x4E32AA0: c_plbox (plbox.c:81) ==14737== by 0x4E6D4C5: c_plenvi (plvpor.c:277) ==14737== by 0x4E6C7C9: c_plenv (plvpor.c:94) ==14737== by 0x40104D: main (x19c.c:122) ==14737== ==14737== Use of uninitialised value of size 8 ==14737== at 0x6259538: __printf_fp (in /lib/libc-2.7.so) ==14737== by 0x6254F72: vfprintf (in /lib/libc-2.7.so) ==14737== by 0x6275DC8: vsprintf (in /lib/libc-2.7.so) ==14737== by 0x625CDD7: sprintf (in /lib/libc-2.7.so) ==14737== by 0x400F95: geolocation_labeler (x19c.c:85) ==14737== by 0x4E39815: plform (plbox.c:1407) ==14737== by 0x4E38E89: label_box (plbox.c:1261) ==14737== by 0x4E34A09: c_plaxes (plbox.c:462) ==14737== by 0x4E32AA0: c_plbox (plbox.c:81) ==14737== by 0x4E6D4C5: c_plenvi (plvpor.c:277) ==14737== by 0x4E6C7C9: c_plenv (plvpor.c:94) ==14737== by 0x40104D: main (x19c.c:122) ==14737== ==14737== Invalid write of size 1 ==14737== at 0x6259538: __printf_fp (in /lib/libc-2.7.so) ==14737== by 0x6254F72: vfprintf (in /lib/libc-2.7.so) ==14737== by 0x6275DC8: vsprintf (in /lib/libc-2.7.so) ==14737== by 0x625CDD7: sprintf (in /lib/libc-2.7.so) ==14737== by 0x400F95: geolocation_labeler (x19c.c:85) ==14737== by 0x4E39815: plform (plbox.c:1407) ==14737== by 0x4E38E89: label_box (plbox.c:1261) ==14737== by 0x4E34A09: c_plaxes (plbox.c:462) ==14737== by 0x4E32AA0: c_plbox (plbox.c:81) ==14737== by 0x4E6D4C5: c_plenvi (plvpor.c:277) ==14737== by 0x4E6C7C9: c_plenv (plvpor.c:94) ==14737== by 0x40104D: main (x19c.c:122) ==14737== Address 0x408130075f6fd220 is not stack'd, malloc'd or (recently) free'd ==14737== ==14737== Process terminating with default action of signal 11 (SIGSEGV) ==14737== General Protection Fault ==14737== at 0x6259538: __printf_fp (in /lib/libc-2.7.so) ==14737== by 0x6254F72: vfprintf (in /lib/libc-2.7.so) ==14737== by 0x6275DC8: vsprintf (in /lib/libc-2.7.so) ==14737== by 0x625CDD7: sprintf (in /lib/libc-2.7.so) ==14737== by 0x400F95: geolocation_labeler (x19c.c:85) ==14737== by 0x4E39815: plform (plbox.c:1407) ==14737== by 0x4E38E89: label_box (plbox.c:1261) ==14737== by 0x4E34A09: c_plaxes (plbox.c:462) ==14737== by 0x4E32AA0: c_plbox (plbox.c:81) ==14737== by 0x4E6D4C5: c_plenvi (plvpor.c:277) ==14737== by 0x4E6C7C9: c_plenv (plvpor.c:94) ==14737== by 0x40104D: main (x19c.c:122) ==14737== ==14737== ERROR SUMMARY: 4 errors from 4 contexts (suppressed: 13 from 2) ==14737== malloc/free: in use at exit: 70,855 bytes in 226 blocks. ==14737== malloc/free: 257 allocs, 31 frees, 85,836 bytes allocated. ==14737== For counts of detected errors, rerun with: -v ==14737== searching for pointers to 226 not-freed blocks. ==14737== checked 282,608 bytes. ==14737== ==14737== LEAK SUMMARY: ==14737== definitely lost: 0 bytes in 0 blocks. ==14737== possibly lost: 0 bytes in 0 blocks. ==14737== still reachable: 70,855 bytes in 226 blocks. ==14737== suppressed: 0 bytes in 0 blocks. ==14737== Rerun with --leak-check=full to see details of leaked memory. Segmentation fault I have 64-bit hardware and Debian stable. Furthermore, I ran cmake-2.6.4 with a clean source tree and initially empty build tree with CC defined as follows: gcc -g -fvisibility=hidden Hope these details help you to verify and fix this bug. Alan __________________________ Alan W. Irwin Astronomical research affiliation with Department of Physics and Astronomy, University of Victoria (astrowww.phys.uvic.ca). Programming affiliations with the FreeEOS equation-of-state implementation for stellar interiors (freeeos.sf.net); PLplot scientific plotting software package (plplot.org); the libLASi project (unifont.org/lasi); the Loads of Linux Links project (loll.sf.net); and the Linux Brochure Project (lbproject.sf.net). __________________________ Linux-powered Science __________________________ ------------------------------------------------------------------------------ Let Crystal Reports handle the reporting - Free Crystal Reports 2008 30-Day trial. Simplify your report design, integration and deployment - and focus on what you do best, core application coding. Discover what's new with Crystal Reports now. http://p.sf.net/sfu/bobj-july _______________________________________________ Plplot-devel mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/plplot-devel
