plotyy fails with current graphicshandle nonempty, but having no children
Emil Karlson
jkarlson at cc.hut.fi
Tue Nov 18 13:35:16 CST 2008
To: bug at octave.org
Cc: jkarlson at cc.hut.fi
Subject: plotyy fails with current graphicshandle nonempty, but having no children
Bug report for Octave 3.0.3 configured for x86_64-pc-linux-gnu
Description:
-----------
a=1:7; hold on; plotyy(a,a,a,a)
fails
octave:1> a=1:7; hold on; plotyy(a,a,a,a)
error: invalid matrix index = 2
error: evaluating assignment expression near line 83, column 10
error: evaluating if command near line 75, column 5
error: evaluating if command near line 59, column 3
error: called from `plotyy' in file `/usr/share/octave/3.0.3/m/plot/plotyy.m'
Also most use cases of figure fail yyplot.
Fix:
---
This at least fixes the problem for me.
$ diff -u /usr/share/octave/3.0.3/m/plot/plotyy.m plotyy.m
--- /usr/share/octave/3.0.3/m/plot/plotyy.m 2008-11-18 20:40:43.137825000 +0200
+++ plotyy.m 2008-11-18 21:15:11.207329100 +0200
@@ -72,7 +72,7 @@
endif
else
f = get (0, "currentfigure");
- if (isempty (f))
+ if (isempty(f) || isempty (get(f, "children")))
ax(1) = axes ();
ax(2) = axes ();
else
Configuration (please do not edit this section):
-----------------------------------------------
uname output: Linux ota 2.6.28-rc4 #2 SMP Mon Nov 10 23:59:59 EET 2008 x86_64 Intel(R) Core(TM)2 Quad CPU Q6600 @ 2.40GHz GenuineIntel GNU/Linux
configure opts: '--prefix=/usr' '--host=x86_64-pc-linux-gnu' '--mandir=/usr/share/man' '--infodir=/usr/share/info' '--datadir=/usr/share' '--sysconfdir=/etc' '--localstatedir=/var/lib' '--localstatedir=/var/state/octave' '--enable-shared' '--with-blas=-lblas ' '--with-lapack=-llapack -lblas ' '--without-hdf5' '--with-curl' '--with-zlib' '--with-fftw' '--with-umfpack' '--with-colamd' '--with-ccolamd' '--with-cholmod' '--with-cxsparse' '--enable-readline' '--libdir=/usr/lib64' '--build=x86_64-pc-linux-gnu' 'build_alias=x86_64-pc-linux-gnu' 'host_alias=x86_64-pc-linux-gnu' 'CFLAGS=-O2 -pipe -march=native -g -Dliputtassa_emil' 'LDFLAGS=-Wl,--as-needed -Wl,-O1' 'CXXFLAGS=-O2 -pipe -march=native -g -Dliputtassa_emil'
Fortran compiler: x86_64-pc-linux-gnu-gfortran
FFLAGS: -O
F2C: @F2C@
F2CFLAGS: @F2CFLAGS@
FLIBS: -L/usr/lib/gcc/x86_64-pc-linux-gnu/4.3.2 -L/usr/lib/gcc/x86_64-pc-linux-gnu/4.3.2/../../../../lib64 -L/lib/../lib64 -L/usr/lib/../lib64 -L/usr/lib/gcc/x86_64-pc-linux-gnu/4.3.2/../../../../x86_64-pc-linux-gnu/lib -L/usr/lib/gcc/x86_64-pc-linux-gnu/4.3.2/../../.. -lz -lgfortranbegin -lgfortran -lm
CPPFLAGS:
INCFLAGS: -I. -I. -I./liboctave -I./src -I./libcruft/misc
C compiler: x86_64-pc-linux-gnu-gcc, version 4.3.2 (Gentoo 4.3.2 p1.0)
CFLAGS: -O2 -pipe -march=native -g -Dliputtassa_emil
CPICFLAG: -fPIC
C++ compiler: x86_64-pc-linux-gnu-g++, version 4.3.2
CXXFLAGS: -O2 -pipe -march=native -g -Dliputtassa_emil
CXXPICFLAG: -fPIC
LD_CXX: x86_64-pc-linux-gnu-g++
LDFLAGS: -Wl,--as-needed -Wl,-O1
LIBFLAGS: -L.
RLD_FLAG: -Wl,-rpath -Wl,/usr/lib64/octave-3.0.3
BLAS_LIBS: -llapack -lblas -lblas
FFTW_LIBS: -lfftw3
LIBS: -lreadline -lncurses -ldl -lz -lm
LEXLIB:
LIBGLOB:
SED: /bin/sed
DEFS:
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_ -DF77_FUNC_(name,NAME)=name ## _ -DHAVE_BLAS=1 -DHAVE_UMFPACK_H=1
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-DHAVE_ISNAN=1 -DHAVE_ISINF=1 -DHAVE_COPYSIGN=1 -DHAVE_DECL_SIGNBIT=1
-DHAVE_ACOSH=1 -DHAVE_ASINH=1 -DHAVE_ATANH=1 -DHAVE_ERF=1 -DHAVE_ERFC=1
-DHAVE_EXP2=1 -DHAVE_LOG2=1 -DHAVE_STRUCT_STAT_ST_BLKSIZE=1
-DHAVE_STRUCT_STAT_ST_BLOCKS=1 -DHAVE_STRUCT_STAT_ST_RDEV=1
-DHAVE_STRUCT_TM_TM_ZONE=1 -DHAVE_TM_ZONE=1 -DUSE_READLINE=1
-DEXCEPTION_IN_MATH=1 -DRETSIGTYPE=void -DHAVE_DECL_SYS_SIGLIST=1
-DHAVE_POSIX_SIGNALS=1 -DRETSIGTYPE_IS_VOID=1 -DHAVE_GETRUSAGE=1
-DHAVE_TIMES=1 -DYYTEXT_POINTER=1 -DGNUPLOT_BINARY="gnuplot"
User-preferences (please do not edit this section):
--------------------------------------------------
EDITOR = /usr/bin/vim
EXEC_PATH = /usr/libexec/octave/3.0.3/site/exec/x86_64-pc-linux-gnu:/usr/libexec/octave/api-v32/site/exec/x86_64-pc-linux-gnu:/usr/libexec/octave/site/exec/x86_64-pc-linux-gnu:/usr/libexec/octave/3.0.3/exec/x86_64-pc-linux-gnu:/usr/bin:/usr/local/bin:/usr/bin:/bin:/opt/bin:/usr/x86_64-pc-linux-gnu/gcc-bin/4.3.2:/usr/kde/3.5/bin:/usr/qt/3/bin:/usr/games/bin:/home/jkarlson/tyo/bin/
IMAGE_PATH = .:/usr/share/octave/3.0.3/imagelib
PAGER = /usr/bin/less
PS1 = \s:\#>
PS2 = >
PS4 = +
beep_on_error = 0
completion_append_char =
crash_dumps_octave_core = 1
echo_executing_commands = 0
fixed_point_format = 0
gnuplot_binary = gnuplot
gnuplot_command_end =
gnuplot_command_plot = pl
gnuplot_command_replot = rep
gnuplot_command_splot = sp
gnuplot_command_title = t
gnuplot_command_using = u
gnuplot_command_with = w
history_file = /home/jkarlson/.octave_hist
history_size = 1024
ignore_function_time_stamp = system
info_file = /usr/share/info/octave.info
info_program = info
makeinfo_program = makeinfo
max_recursion_depth = 256
output_max_field_width = 5
output_precision = 5
page_output_immediately = 0
page_screen_output = 1
print_answer_id_name = 1
print_empty_dimensions = 1
save_precision = 16
saving_history = 1
sighup_dumps_octave_core = 1
sigterm_dumps_octave_core = 1
silent_functions = 0
split_long_rows = 1
string_fill_char =
struct_levels_to_print = 2
suppress_verbose_help_message = 0
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