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217 lines
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<title>GDB/MI File Commands - Debugging with GDB</title>
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<meta name="description" content="Debugging with GDB">
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<link rel="up" href="GDB_002fMI.html#GDB_002fMI" title="GDB/MI">
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<link rel="prev" href="GDB_002fMI-Symbol-Query.html#GDB_002fMI-Symbol-Query" title="GDB/MI Symbol Query">
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<link rel="next" href="GDB_002fMI-Target-Manipulation.html#GDB_002fMI-Target-Manipulation" title="GDB/MI Target Manipulation">
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<div class="node">
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<a name="GDB%2fMI-File-Commands"></a>
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<a name="GDB_002fMI-File-Commands"></a>
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<p>
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Next: <a rel="next" accesskey="n" href="GDB_002fMI-Target-Manipulation.html#GDB_002fMI-Target-Manipulation">GDB/MI Target Manipulation</a>,
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Previous: <a rel="previous" accesskey="p" href="GDB_002fMI-Symbol-Query.html#GDB_002fMI-Symbol-Query">GDB/MI Symbol Query</a>,
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Up: <a rel="up" accesskey="u" href="GDB_002fMI.html#GDB_002fMI">GDB/MI</a>
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<hr>
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</div>
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<h3 class="section">27.19 <span class="sc">gdb/mi</span> File Commands</h3>
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<p>This section describes the GDB/MI commands to specify executable file names
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and to read in and obtain symbol table information.
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<h4 class="subheading">The <code>-file-exec-and-symbols</code> Command</h4>
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<p><a name="index-g_t_002dfile_002dexec_002dand_002dsymbols-3065"></a>
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<h5 class="subsubheading">Synopsis</h5>
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<pre class="smallexample"> -file-exec-and-symbols <var>file</var>
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</pre>
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<p>Specify the executable file to be debugged. This file is the one from
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which the symbol table is also read. If no file is specified, the
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command clears the executable and symbol information. If breakpoints
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are set when using this command with no arguments, <span class="sc">gdb</span> will produce
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error messages. Otherwise, no output is produced, except a completion
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notification.
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<h5 class="subsubheading"><span class="sc">gdb</span> Command</h5>
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<p>The corresponding <span class="sc">gdb</span> command is ‘<samp><span class="samp">file</span></samp>’.
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<h5 class="subsubheading">Example</h5>
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<pre class="smallexample"> (gdb)
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-file-exec-and-symbols /kwikemart/marge/ezannoni/TRUNK/mbx/hello.mbx
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^done
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(gdb)
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</pre>
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<h4 class="subheading">The <code>-file-exec-file</code> Command</h4>
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<p><a name="index-g_t_002dfile_002dexec_002dfile-3066"></a>
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<h5 class="subsubheading">Synopsis</h5>
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<pre class="smallexample"> -file-exec-file <var>file</var>
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</pre>
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<p>Specify the executable file to be debugged. Unlike
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‘<samp><span class="samp">-file-exec-and-symbols</span></samp>’, the symbol table is <em>not</em> read
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from this file. If used without argument, <span class="sc">gdb</span> clears the information
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about the executable file. No output is produced, except a completion
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notification.
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<h5 class="subsubheading"><span class="sc">gdb</span> Command</h5>
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<p>The corresponding <span class="sc">gdb</span> command is ‘<samp><span class="samp">exec-file</span></samp>’.
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<h5 class="subsubheading">Example</h5>
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<pre class="smallexample"> (gdb)
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-file-exec-file /kwikemart/marge/ezannoni/TRUNK/mbx/hello.mbx
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^done
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(gdb)
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</pre>
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<h4 class="subheading">The <code>-file-list-exec-source-file</code> Command</h4>
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<p><a name="index-g_t_002dfile_002dlist_002dexec_002dsource_002dfile-3067"></a>
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<h5 class="subsubheading">Synopsis</h5>
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<pre class="smallexample"> -file-list-exec-source-file
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</pre>
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<p>List the line number, the current source file, and the absolute path
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to the current source file for the current executable. The macro
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information field has a value of ‘<samp><span class="samp">1</span></samp>’ or ‘<samp><span class="samp">0</span></samp>’ depending on
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whether or not the file includes preprocessor macro information.
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<h5 class="subsubheading"><span class="sc">gdb</span> Command</h5>
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<p>The <span class="sc">gdb</span> equivalent is ‘<samp><span class="samp">info source</span></samp>’
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<h5 class="subsubheading">Example</h5>
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<pre class="smallexample"> (gdb)
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123-file-list-exec-source-file
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123^done,line="1",file="foo.c",fullname="/home/bar/foo.c,macro-info="1"
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(gdb)
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</pre>
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<h4 class="subheading">The <code>-file-list-exec-source-files</code> Command</h4>
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<p><a name="index-g_t_002dfile_002dlist_002dexec_002dsource_002dfiles-3068"></a>
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<h5 class="subsubheading">Synopsis</h5>
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<pre class="smallexample"> -file-list-exec-source-files
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</pre>
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<p>List the source files for the current executable.
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<p>It will always output both the filename and fullname (absolute file
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name) of a source file.
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<h5 class="subsubheading"><span class="sc">gdb</span> Command</h5>
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<p>The <span class="sc">gdb</span> equivalent is ‘<samp><span class="samp">info sources</span></samp>’.
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<code>gdbtk</code> has an analogous command ‘<samp><span class="samp">gdb_listfiles</span></samp>’.
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<h5 class="subsubheading">Example</h5>
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<pre class="smallexample"> (gdb)
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-file-list-exec-source-files
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^done,files=[
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{file=foo.c,fullname=/home/foo.c},
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{file=/home/bar.c,fullname=/home/bar.c},
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{file=gdb_could_not_find_fullpath.c}]
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(gdb)
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</pre>
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<h4 class="subheading">The <code>-file-list-shared-libraries</code> Command</h4>
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<p><a name="index-g_t_002dfile_002dlist_002dshared_002dlibraries-3069"></a>
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<h5 class="subsubheading">Synopsis</h5>
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<pre class="smallexample"> -file-list-shared-libraries [ <var>regexp</var> ]
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</pre>
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<p>List the shared libraries in the program.
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With a regular expression <var>regexp</var>, only those libraries whose
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names match <var>regexp</var> are listed.
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<h5 class="subsubheading"><span class="sc">gdb</span> Command</h5>
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<p>The corresponding <span class="sc">gdb</span> command is ‘<samp><span class="samp">info shared</span></samp>’. The fields
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have a similar meaning to the <code>=library-loaded</code> notification.
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The <code>ranges</code> field specifies the multiple segments belonging to this
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library. Each range has the following fields:
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<dl>
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<dt>‘<samp><span class="samp">from</span></samp>’<dd>The address defining the inclusive lower bound of the segment.
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<br><dt>‘<samp><span class="samp">to</span></samp>’<dd>The address defining the exclusive upper bound of the segment.
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</dl>
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<h5 class="subsubheading">Example</h5>
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<pre class="smallexample"> (gdb)
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-file-list-exec-source-files
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^done,shared-libraries=[
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{id="/lib/libfoo.so",target-name="/lib/libfoo.so",host-name="/lib/libfoo.so",symbols-loaded="1",thread-group="i1",ranges=[{from="0x72815989",to="0x728162c0"}]},
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{id="/lib/libbar.so",target-name="/lib/libbar.so",host-name="/lib/libbar.so",symbols-loaded="1",thread-group="i1",ranges=[{from="0x76ee48c0",to="0x76ee9160"}]}]
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(gdb)
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</pre>
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<h4 class="subheading">The <code>-file-symbol-file</code> Command</h4>
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<p><a name="index-g_t_002dfile_002dsymbol_002dfile-3070"></a>
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<h5 class="subsubheading">Synopsis</h5>
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<pre class="smallexample"> -file-symbol-file <var>file</var>
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</pre>
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<p>Read symbol table info from the specified <var>file</var> argument. When
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used without arguments, clears <span class="sc">gdb</span>'s symbol table info. No output is
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produced, except for a completion notification.
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<h5 class="subsubheading"><span class="sc">gdb</span> Command</h5>
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<p>The corresponding <span class="sc">gdb</span> command is ‘<samp><span class="samp">symbol-file</span></samp>’.
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<h5 class="subsubheading">Example</h5>
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<pre class="smallexample"> (gdb)
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-file-symbol-file /kwikemart/marge/ezannoni/TRUNK/mbx/hello.mbx
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^done
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(gdb)
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</pre>
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<!-- %%%%%%%%%%%%%%%%%%%%%%%%%%%% SECTION %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -->
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</body></html>
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