Hi,
The argument to ProcessLine is a string, so
gROOT->ProcessLine(run(infile,outfile));
is an illegal statement.
You should do simply
run(infile,outfile);
or convert this into a string, eg
char cmd[50]
sprintf(cmd,"run(\"%s\",\"%s\")",infile,outfile);
gROOT->ProcessLine(cmd);
Rene Brun
Burair Kothari wrote:
>
> Hi,
>
> Using root:
>
> D0 version: Product=root Version=v3_05_00b Flavor=Linux+2.4
> Qualifiers="KCC_4_0:exception:opt:thread"
>
> same thing on a node running Debian Linux with root v4
>
> Of these two macros one works while the other dosent:
> ========================================================================
> This dosent work:
>
> //-----------------------------------------------------------------------
> // commandline.C
> //-----------------------------------------------------------------------
> void commandline(const char * infile = "hello" ,const char * outfile =
> "world")
> {
>
> gROOT->ProcessLine(".L run.C+");
> gROOT->ProcessLine(run(infile,outfile));
> // gROOT->ProcessLine(".x run.C++(infile,outfile)");
>
> }
>
> //-----------------------------------------------------------------------
> // run.C
> //-----------------------------------------------------------------------
> #include <iostream>
>
> using namespace std;
>
> int run(const char * infile, const char * outfile)
> {
> cout << " " << infile
> << " " << outfile << endl;
>
> return 0;
> }
>
> =========================================================================
> # root -b -l -q -n 'commandline.C("Ernest","Rutherford")'
>
> Produces
> on stdout:
> Processing commandline.C("Ernest","Rutherford")...
> Ernest Rutherford
>
> and on stderr:
>
> *** Break *** segmentation violation
> Generating stack trace...
> 0x4017b291 in TUnixSystem::StackTrace(void) at /cdf/scratch/jeffk/root_cutting/KCC_4_0-opt-thread-exception/root/unix/src/TUnixSystem.cxx:1358 from /D0/ups/root/Linux-2-4/v3_05_00bKCC_4_0-exception-opt-thread/lib/libCore.so
> 0x4017a600 in TUnixSystem::DispatchSignals(ESignals) at /cdf/scratch/jeffk/root_cutting/KCC_4_0-opt-thread-exception/root/unix/src/TUnixSystem.cxx:583 from /D0/ups/root/Linux-2-4/v3_05_00bKCC_4_0-exception-opt-thread/lib/libCore.so
> 0x40177c2a in <unknown> from /D0/ups/root/Linux-2-4/v3_05_00bKCC_4_0-exception-opt-thread/lib/libCore.so
> 0x40177caa in <unknown> from /D0/ups/root/Linux-2-4/v3_05_00bKCC_4_0-exception-opt-thread/lib/libCore.so
> 0x009bf0b8 in <unknown> from /lib/tls/libpthread.so.0
> 0x400e06e0 in TROOT::ProcessLine(char const *, int *) at /cdf/scratch/jeffk/root_cutting/KCC_4_0-opt-thread-exception/root/base/src/TROOT.cxx:1399 from /D0/ups/root/Linux-2-4/v3_05_00bKCC_4_0-exception-opt-thread/lib/libCore.so
> 0x4021c8e8 in <unknown> from /D0/ups/root/Linux-2-4/v3_05_00bKCC_4_0-exception-opt-thread/lib/libCore.so
> 0x404f1a18 in G__ExceptionWrapper at /cdf/scratch/jeffk/root_cutting/KCC_4_0-opt-thread-exception/root/cint/src/Api.cxx:415 from /D0/ups/root/Linux-2-4/v3_05_00bKCC_4_0-exception-opt-thread/lib/libCint.so
> 0x4047f3b1 in G__call_cppfunc at /cdf/scratch/jeffk/root_cutting/KCC_4_0-opt-thread-exception/root/cint/src/newlink.c:505 from /D0/ups/root/Linux-2-4/v3_05_00bKCC_4_0-exception-opt-thread/lib/libCint.so
> 0x4046d718 in G__interpret_func at /cdf/scratch/jeffk/root_cutting/KCC_4_0-opt-thread-exception/root/cint/src/ifunc.c:6292 from /D0/ups/root/Linux-2-4/v3_05_00bKCC_4_0-exception-opt-thread/lib/libCint.so
> 0x40450a5f in G__getfunction at /cdf/scratch/jeffk/root_cutting/KCC_4_0-opt-thread-exception/root/cint/src/func.c:1674 from /D0/ups/root/Linux-2-4/v3_05_00bKCC_4_0-exception-opt-thread/lib/libCint.so
> 0x404eb676 in G__getstructmem at /cdf/scratch/jeffk/root_cutting/KCC_4_0-opt-thread-exception/root/cint/src/var.c:4862 from /D0/ups/root/Linux-2-4/v3_05_00bKCC_4_0-exception-opt-thread/lib/libCint.so
> 0x404e4503 in G__getvariable at /cdf/scratch/jeffk/root_cutting/KCC_4_0-opt-thread-exception/root/cint/src/var.c:3538 from /D0/ups/root/Linux-2-4/v3_05_00bKCC_4_0-exception-opt-thread/lib/libCint.so
> 0x40447bd8 in G__getitem at /cdf/scratch/jeffk/root_cutting/KCC_4_0-opt-thread-exception/root/cint/src/expr.c:1925 from /D0/ups/root/Linux-2-4/v3_05_00bKCC_4_0-exception-opt-thread/lib/libCint.so
> 0x40445de7 in G__getexpr at /cdf/scratch/jeffk/root_cutting/KCC_4_0-opt-thread-exception/root/cint/src/expr.c:1389 from /D0/ups/root/Linux-2-4/v3_05_00bKCC_4_0-exception-opt-thread/lib/libCint.so
> 0x404986ab in G__exec_function at /cdf/scratch/jeffk/root_cutting/KCC_4_0-opt-thread-exception/root/cint/src/parse.c:520 from /D0/ups/root/Linux-2-4/v3_05_00bKCC_4_0-exception-opt-thread/lib/libCint.so
> 0x404a02a2 in G__exec_statement at /cdf/scratch/jeffk/root_cutting/KCC_4_0-opt-thread-exception/root/cint/src/parse.c:4399 from /D0/ups/root/Linux-2-4/v3_05_00bKCC_4_0-exception-opt-thread/lib/libCint.so
> 0x4046ef6d in G__interpret_func at /cdf/scratch/jeffk/root_cutting/KCC_4_0-opt-thread-exception/root/cint/src/ifunc.c:7168 from /D0/ups/root/Linux-2-4/v3_05_00bKCC_4_0-exception-opt-thread/lib/libCint.so
> 0x404512c1 in G__getfunction at /cdf/scratch/jeffk/root_cutting/KCC_4_0-opt-thread-exception/root/cint/src/func.c:1977 from /D0/ups/root/Linux-2-4/v3_05_00bKCC_4_0-exception-opt-thread/lib/libCint.so
> 0x40447c0a in G__getitem at /cdf/scratch/jeffk/root_cutting/KCC_4_0-opt-thread-exception/root/cint/src/expr.c:1929 from /D0/ups/root/Linux-2-4/v3_05_00bKCC_4_0-exception-opt-thread/lib/libCint.so
> 0x40445de7 in G__getexpr at /cdf/scratch/jeffk/root_cutting/KCC_4_0-opt-thread-exception/root/cint/src/expr.c:1389 from /D0/ups/root/Linux-2-4/v3_05_00bKCC_4_0-exception-opt-thread/lib/libCint.so
> 0x4043c942 in G__calc_internal at /cdf/scratch/jeffk/root_cutting/KCC_4_0-opt-thread-exception/root/cint/src/expr.c:173 from /D0/ups/root/Linux-2-4/v3_05_00bKCC_4_0-exception-opt-thread/lib/libCint.so
> 0x404a664b in G__process_cmd at /cdf/scratch/jeffk/root_cutting/KCC_4_0-opt-thread-exception/root/cint/src/pause.c:2566 from /D0/ups/root/Linux-2-4/v3_05_00bKCC_4_0-exception-opt-thread/lib/libCint.so
> 0x40126a3e in TCint::ProcessLine(char const *, TInterpreter::EErrorCode *) at /cdf/scratch/jeffk/root_cutting/KCC_4_0-opt-thread-exception/root/meta/src/TCint.cxx:264 from /D0/ups/root/Linux-2-4/v3_05_00bKCC_4_0-exception-opt-thread/lib/libCore.so
> 0x40126b5b in TCint::ProcessLineSynch(char const *, TInterpreter::EErrorCode *) at /cdf/scratch/jeffk/root_cutting/KCC_4_0-opt-thread-exception/root/meta/src/TCint.cxx:307 from /D0/ups/root/Linux-2-4/v3_05_00bKCC_4_0-exception-opt-thread/lib/libCore.so
> 0x4009493b in TApplication::ProcessFile(char const *, int *) at /cdf/scratch/jeffk/root_cutting/KCC_4_0-opt-thread-exception/root/base/src/TApplication.cxx:747 from /D0/ups/root/Linux-2-4/v3_05_00bKCC_4_0-exception-opt-thread/lib/libCore.so
> 0x40093e65 in TApplication::ProcessLine(char const *, bool, int *) at /cdf/scratch/jeffk/root_cutting/KCC_4_0-opt-thread-exception/root/base/src/TApplication.cxx:631 from /D0/ups/root/Linux-2-4/v3_05_00bKCC_4_0-exception-opt-thread/lib/libCore.so
> 0x40a645f2 in TRint::Run(bool) at /cdf/scratch/jeffk/root_cutting/KCC_4_0-opt-thread-exception/root/rint/src/TRint.cxx:225 from /D0/ups/root/Linux-2-4/v3_05_00bKCC_4_0-exception-opt-thread/lib/libRint.so
> 0x080488ae in TRint::__ct(char const *, int *, char **, void *, int, bool) + 0x26e from /D0/ups/root/Linux-2-4/v3_05_00bKCC_4_0-exception-opt-thread/bin/root.exe
> 0x0073f770 in __libc_start_main + 0xf0 from /lib/tls/libc.so.6
> 0x080486c1 in __cxa_finalize + 0x41 from /D0/ups/root/Linux-2-4/v3_05_00bKCC_4_0-exception-opt-thread/bin/root.exe
> Function commandline() busy flag cleared
>
> ==============================================================================
> if I comment out the first two lines in the macro and uncomment the third
> then it runs without the segmentation violation:
>
> //-----------------------------------------------------------------------
> // commandline.C
> //-----------------------------------------------------------------------
> void commandline(const char * infile = "hello" ,const char * outfile =
> "world")
> {
>
> // gROOT->ProcessLine(".L run.C+");
> // gROOT->ProcessLine(run(infile,outfile));
> gROOT->ProcessLine(".x run.C++(infile,outfile)");
>
> }
>
> what am I doing wrong?
>
> Thanks,
> Burair
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