call-strs.exp

这个是LINUX下的GDB调度工具的源码

# Copyright 1998, 1999, 2000 Free Software Foundation, Inc.

# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
# 
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
# 
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  

# Please email any bugs, comments, and/or additions to this file to:
# [e-mail]

# This file was written by Elena Zannoni ([e-mail])

# This test deals with calling functions which have strings as parameters.
# it plays around with constant strings.
# the corresponding source file is call-strs.c
#

#debug strarg

if $tracelevel then {
        strace $tracelevel
}

set prms_id 0
set bug_id 0

set testfile "call-strs"
set srcfile ${testfile}.c
set binfile ${objdir}/${subdir}/${testfile}

# Test depends on printf, which the sparclet stub doesn't support.  
if { [istarget "sparclet-*-*"] } {
    return 0;
}

if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
    gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail."
}



# Some targets can't call functions, so don't even bother with this
# test.
if [target_info exists gdb,cannot_call_functions] {
    setup_xfail "*-*-*" 2416
    fail "This target can not call functions"
    continue
}

# Set the current language to C.  This counts as a test.  If it
# fails, then we skip the other tests.

proc set_lang_c {} {
    global gdb_prompt

    send_gdb "set language c\n"
    gdb_expect {
	-re ".*$gdb_prompt $" {}
	timeout { fail "set language c (timeout)" ; return 0; }
    }

    send_gdb "show language\n"
    gdb_expect {
	-re ".* source language is \"c\".*$gdb_prompt $" {
	    pass "set language to \"c\""
	    return 1
	}
	-re ".*$gdb_prompt $" {
	    fail "setting language to \"c\""
	    return 0
	}
	timeout {
	    fail "can't show language (timeout)"
	    return 0
	}
    }
}



# Start with a fresh gdb.

gdb_exit
gdb_start
gdb_reinitialize_dir $srcdir/$subdir
gdb_load ${binfile}
send_gdb "set print sevenbit-strings\n" ; gdb_expect -re "$gdb_prompt $"
send_gdb "set print address off\n" ; gdb_expect -re "$gdb_prompt $"
send_gdb "set width 0\n" ; gdb_expect -re "$gdb_prompt $"

set timeout 120

if ![runto_main] then {
    perror "couldn't run to breakpoint"
    continue
}

#step
send_gdb "step\n"
gdb_expect {
        -re ".*strcpy\\(buf, \"test string\"\\);.*$gdb_prompt $" {pass "step after assignment to s"}
        -re ".*$gdb_prompt $" { fail "step after assignment to s" }
        timeout { fail "step after assignment to s (timeout)" }
    }


#next
send_gdb "next\n"
gdb_expect {
        -re ".*str_func\\(\"abcd\", \"efgh\", \"ijkl\", \"mnop\", \"qrst\", \"uvwx\", \"yz12\"\\);.*$gdb_prompt $" {pass "next over strcpy"}
        -re ".*$gdb_prompt $" { fail "next over strcpy" }
        timeout { fail "next over strcpy (timeout)" }
    }

#print buf
send_gdb "print buf\n"
gdb_expect {
    -re ".*\"test string\",.*repeats 88 times.*$gdb_prompt $" {
        pass "print buf"
      }
    -re ".*$gdb_prompt $" { fail "print buf" }
    timeout           { fail "(timeout) print buf" }
  }


#print s
send_gdb "print s\n"
gdb_expect {
    -re ".*= \"test string\".*$gdb_prompt $" {
        pass "print s"
      }
    -re ".*$gdb_prompt $" { fail "print s" }
    timeout           { fail "(timeout) print sum_array_print(10, *list1, *list2, *list3, *list4)" }
  }


#print str_func1(s)
if ![gdb_skip_stdio_test "print str_func1(s)"] {
    send_gdb "print  str_func1(s)\n"
    gdb_expect {
	-re "first string arg is: test string.*\"test string\".*$gdb_prompt $" {
	    pass "print str_func1(s)"
	}
	-re ".*$gdb_prompt $" { fail "print str_func1(s)" }
	timeout               { fail "(timeout) print str_func1(s)" }
    }
}


#print str_func1("test string")
if ![gdb_skip_stdio_test "print str_func1(teststring)"] {
    send_gdb "print  str_func1(\"test string\")\n"
    gdb_expect {
	-re "first string arg is: test string.*\"test string\".*$gdb_prompt $" {
	    pass "print str_func1(\"test string\")"
	}
	-re ".*$gdb_prompt $" { fail "print str_func1(\"test string\")" }
	timeout     { fail "(timeout) print str_func1(\"test string\")" }
    }
}

#call str_func1(s)
if ![gdb_skip_stdio_test "call str_func1(s)"] {
    send_gdb "call  str_func1(s)\n"
    gdb_expect {
	-re "first string arg is: test string.*\"test string\".*$gdb_prompt $" {
	    pass "call str_func1(s)"
	}
	-re ".*$gdb_prompt $" { fail "call str_func1(s)" }
	timeout               { fail "(timeout) call str_func1(s)" }
    }
}

#call str_func1("test string")
if ![gdb_skip_stdio_test "call str_func1 (...)"] {
    send_gdb "call  str_func1(\"test string\")\n"
    gdb_expect {
	-re "first string arg is: test string.*\"test string\".*$gdb_prompt $" {
	    pass "call str_func1(\"test string\")"
	}
	-re ".*$gdb_prompt $" { fail "call str_func1(\"test string\")" }
	timeout     { fail "(timeout) call str_func1(\"test string\")" }
    }
}

#print str_func1(buf)
if ![gdb_skip_stdio_test "print str_func1(buf)"] {
    send_gdb "print  str_func1(buf)\n"
    gdb_expect {
	-re "first string arg is: test string.*\"test string\".*$gdb_prompt $" {
	    pass "print str_func1(buf)"
	}
	-re ".*$gdb_prompt $" { fail "print str_func1(buf)" }
	timeout               { fail "(timeout) print str_func1(buf)" }
    }
}

#call str_func1(buf)
if ![gdb_skip_stdio_test "call str_func1(buf)"] {
    send_gdb "call str_func1(buf)\n"
    gdb_expect {
	-re "first string arg is: test string.*\"test string\".*$gdb_prompt $" {
	    pass "call str_func1(buf)"
	}
	-re ".*$gdb_prompt $" { fail "call str_func1(buf)" }
	timeout               { fail "(timeout) call str_func1(buf)" }
    }
}

#print str_func("a","b","c","d","e","f","g")
if ![gdb_skip_stdio_test "print str_func(a,b,c,d,e,f,g)"] {
    send_gdb "print  str_func(\"a\",\"b\",\"c\",\"d\",\"e\",\"f\",\"g\")\n"
    gdb_expect {
	-re "first string arg is: a\[ \t\r\n\]+second string arg is: b\[ \t\r\n\]+third string arg is: c\[ \t\r\n\]+fourth string arg is: d\[ \t\r\n\]+fifth string arg is: e\[ \t\r\n\]+sixth string arg is: f\[ \t\r\n\]+seventh string arg is: g\[ \t\r\n\]+.*= \"abcdefg\".*$gdb_prompt $" {
	    pass "print str_func(\"a\",\"b\",\"c\",\"d\",\"e\",\"f\",\"g\")"
	}
	-re ".*$gdb_prompt $" { fail "print str_func(\"a\",\"b\",\"c\",\"d\",\"e\",\"f\",\"g\")" }
	timeout           { fail "(timeout) print str_func(\"a\",\"b\",\"c\",\"d\",\"e\",\"f\",\"g\")" }
    }
}

#call str_func("a","b","c","d","e","f","g")
if ![gdb_skip_stdio_test "call str_func(a,b,c,d,e,f,g)"] {
    send_gdb "call  str_func(\"a\",\"b\",\"c\",\"d\",\"e\",\"f\",\"g\")\n"
    gdb_expect {
	-re "first string arg is: a\[ \t\r\n\]+second string arg is: b\[ \t\r\n\]+third string arg is: c\[ \t\r\n\]+fourth string arg is: d\[ \t\r\n\]+fifth string arg is: e\[ \t\r\n\]+sixth string arg is: f\[ \t\r\n\]+seventh string arg is: g\[ \t\r\n\]+.*= \"abcdefg\".*$gdb_prompt $" {
	    pass "call str_func(\"a\",\"b\",\"c\",\"d\",\"e\",\"f\",\"g\")"
	}
	-re ".*$gdb_prompt $" { fail "call str_func(\"a\",\"b\",\"c\",\"d\",\"e\",\"f\",\"g\")" }
	timeout           { fail "(timeout) call str_func(\"a\",\"b\",\"c\",\"d\",\"e\",\"f\",\"g\")" }
    }
}

#print str_func(s,s,s,s,s,s,s)
if ![gdb_skip_stdio_test "print str_func(s,s,s,s,s,s,s,s)"] {
    send_gdb "print  str_func(s,s,s,s,s,s,s)\n"
    gdb_expect {
	-re "first string arg is: test string\[ \t\r\n\]+second string arg is: test string\[ \t\r\n\]+third string arg is: test string\[ \t\r\n\]+fourth string arg is: test string\[ \t\r\n\]+fifth string arg is: test string\[ \t\r\n\]+sixth string arg is: test string\[ \t\r\n\]+seventh string arg is: test string\[ \t\r\n\]+.*\"test stringtest stringtest stringtest stringtest stringtest stringtest string\".*$gdb_prompt $" {
	    pass "print str_func(s,s,s,s,s,s,s)"
	}
	-re ".*$gdb_prompt $" { fail "print str_func(s,s,s,s,s,s,s)" }
	timeout     { fail "(timeout) print str_func(s,s,s,s,s,s,s)" }
    }
}

#call str_func(s,s,s,s,s,s,s)
if ![gdb_skip_stdio_test "call str_func(s,s,s,s,s,s,s,s)"] {
    send_gdb "call  str_func(s,s,s,s,s,s,s)\n"
    gdb_expect {
	-re "first string arg is: test string\[ \t\r\n\]+second string arg is: test string\[ \t\r\n\]+third string arg is: test string\[ \t\r\n\]+fourth string arg is: test string\[ \t\r\n\]+fifth string arg is: test string\[ \t\r\n\]+sixth string arg is: test string\[ \t\r\n\]+seventh string arg is: test string\[ \t\r\n\]+.*\"test stringtest stringtest stringtest stringtest stringtest stringtest string\".*$gdb_prompt $" {
	    pass "call str_func(s,s,s,s,s,s,s)"
	}
	-re ".*$gdb_prompt $" { fail "call str_func(s,s,s,s,s,s,s)" }
	timeout               { fail "(timeout) call str_func(s,s,s,s,s,s,s)" }
    }
}

gdb_exit
return 0