mirror of
https://github.com/bminor/binutils-gdb.git
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65 lines
2.6 KiB
Plaintext
65 lines
2.6 KiB
Plaintext
# Copyright 2023-2025 Free Software Foundation, Inc.
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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# Test different ways in which GDB can create a string and then push
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# that string into the inferior before reading it back. Check that
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# the thing that is read back is correctly interpreted as a string.
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standard_testfile
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if { [prepare_for_testing "failed to prepare" $testfile $srcfile] } {
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return -1
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}
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if {![runto_main]} {
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return 0
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}
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if {[allow_python_tests]} {
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# The $_as_string convenience function is implemented in Python.
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gdb_test {printf "%s\n", $_as_string("aabbcc")} "\"aabbcc\""
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# Create a gdb.Value object for a string. Take its address (which
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# forces it into the inferior), and then print the address as a
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# string.
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gdb_test_no_output {python addr = gdb.Value("ccbbaa").address}
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gdb_test {python gdb.execute("x/1s 0x%x" % addr)} \
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"$hex <arena>:\\s+\"ccbbaa\""
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# Call an inferior function through a gdb.Value object, pass a
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# string to the inferior function and ensure it arrives correctly.
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gdb_test "p/x take_string" " = $hex.*"
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gdb_test_no_output "python func_ptr = gdb.history (0)" \
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"place address of take_string into Python variable"
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gdb_test "python func_value = func_ptr.dereference()" ""
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gdb_breakpoint "take_string"
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gdb_test {python result = func_value("qqaazz")} \
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"Breakpoint $decimal, take_string \\(str=$hex <arena> \"qqaazz\"\\) at .*"
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gdb_test "continue" "Continuing\\."
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}
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# Use printf on a string parsed by the C expression parser.
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gdb_test {printf "%s\n", "ddeeff"} "ddeeff"
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# Parse a string in the C expression parser, force it into the
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# inferior by taking its address, then print it as a string.
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gdb_test {x/1s &"gghhii"} "$hex <arena>:\\s+\"gghhii\""
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# Use $_gdb_setting_str and $_gdb_maint_setting_str to create a string
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# value, and then print using printf, which forces the string into the
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# inferior.
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gdb_test {printf "%s\n", $_gdb_setting_str("arch")} "auto"
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gdb_test {printf "%s\n", $_gdb_maint_setting_str("bfd-sharing")} "on"
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