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Diffstat (limited to 'erts/doc/src/erlc.xml')
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1 files changed, 138 insertions, 136 deletions
diff --git a/erts/doc/src/erlc.xml b/erts/doc/src/erlc.xml index a64927fec2..7355be488b 100644 --- a/erts/doc/src/erlc.xml +++ b/erts/doc/src/erlc.xml @@ -28,7 +28,7 @@ <docno>1</docno> <approved>Bjarne Däcker</approved> <checked></checked> - <date>97-03-24</date> + <date>1997-03-24</date> <rev>A</rev> <file>erlc.xml</file> </header> @@ -38,167 +38,162 @@ <p>The <c><![CDATA[erlc]]></c> program provides a common way to run all compilers in the Erlang system. Depending on the extension of each input file, <c><![CDATA[erlc]]></c> - will invoke the appropriate compiler. - Regardless of which compiler is used, the same flags are used to provide parameters such as include paths and output directory.</p> - <p>The current working directory, <c>"."</c>, will not be included - in the code path when running the compiler (to avoid loading - Beam files from the current working directory that could potentially - be in conflict with the compiler or Erlang/OTP system used by the - compiler).</p> + invokes the appropriate compiler. + Regardless of which compiler is used, the same flags are used to provide + parameters, such as include paths and output directory.</p> + <p>The current working directory, <c>"."</c>, is not included + in the code path when running the compiler. This to avoid loading + Beam files from the current working directory that could potentially + be in conflict with the compiler or the Erlang/OTP system used by the + compiler.</p> </description> + <funcs> <func> <name>erlc flags file1.ext file2.ext...</name> - <fsummary>Compile files</fsummary> + <fsummary>Compile files.</fsummary> <desc> - <p><c><![CDATA[Erlc]]></c> compiles one or more files. - The files must include the extension, for example <c><![CDATA[.erl]]></c> - for Erlang source code, or <c><![CDATA[.yrl]]></c> for Yecc source code. - <c><![CDATA[Erlc]]></c> uses the extension to invoke the correct compiler.</p> + <p>Compiles one or more files. The files must include the extension, + for example, <c><![CDATA[.erl]]></c> for Erlang source code, or + <c><![CDATA[.yrl]]></c> for Yecc source code. + <c><![CDATA[Erlc]]></c> uses the extension to invoke the correct + compiler.</p> </desc> </func> </funcs> <section> <title>Generally Useful Flags</title> - <p>The following flags are supported: - </p> + <p>The following flags are supported:</p> <taglist> - <tag>-I <em>directory</em></tag> + <tag><c>-I <Directory></c></tag> <item> <p>Instructs the compiler to search for include files in - the specified directory. When encountering an - <c><![CDATA[-include]]></c> or <c><![CDATA[-include_lib]]></c> directive, the - compiler searches for header files in the following + the <c>Directory</c>. When encountering an + <c><![CDATA[-include]]></c> or <c><![CDATA[-include_lib]]></c> + directive, the compiler searches for header files in the following directories:</p> - <list type="ordered"> + <list type="bulleted"> <item> <p><c><![CDATA["."]]></c>, the current working directory of the - file server;</p> + file server</p> </item> <item> - <p>the base name of the compiled file;</p> + <p>The base name of the compiled file</p> </item> <item> - <p>the directories specified using the <c><![CDATA[-I]]></c> option. - The directory specified last is searched first.</p> + <p>The directories specified using option <c><![CDATA[-I]]></c>; + the directory specified last is searched first</p> </item> </list> </item> - <tag>-o <em>directory</em></tag> + <tag><c>-o <Directory></c></tag> <item> - <p>The directory where the compiler should place the output files. - If not specified, output files will be placed in the current working - directory.</p> + <p>The directory where the compiler is to place the output files. + Defaults to the current working directory.</p> </item> - <tag>-D<em>name</em></tag> + <tag><c>-D<Name></c></tag> <item> <p>Defines a macro.</p> </item> - <tag>-D<em>name</em>=<em>value</em></tag> + <tag><c>-D<Name>=<Value></c></tag> <item> - <p>Defines a macro with the given value. + <p>Defines a macro with the specified value. The value can be any Erlang term. Depending on the platform, the value may need to be quoted if the shell itself interprets certain characters. - On Unix, terms which contain tuples and list - must be quoted. Terms which contain spaces + On Unix, terms containing tuples and lists + must be quoted. Terms containing spaces must be quoted on all platforms.</p> </item> - <tag>-W<em>error</em></tag> + <tag><c>-W<Error></c></tag> <item> <p>Makes all warnings into errors.</p> </item> - <tag>-W<em>number</em></tag> + <tag><c>-W<Number></c></tag> <item> - <p>Sets warning level to <em>number</em>. Default is <c><![CDATA[1]]></c>. - Use <c><![CDATA[-W0]]></c> to turn off warnings.</p> + <p>Sets warning level to <c>Number</c>. Defaults to + <c><![CDATA[1]]></c>. To turn off warnings, + use <c><![CDATA[-W0]]></c>.</p> </item> - <tag>-W</tag> + <tag><c>-W</c></tag> <item> <p>Same as <c><![CDATA[-W1]]></c>. Default.</p> </item> - <tag>-v</tag> + <tag><c>-v</c></tag> <item> <p>Enables verbose output.</p> </item> - <tag>-b <em>output-type</em></tag> + <tag><c>-b <Output_type></c></tag> <item> <p>Specifies the type of output file. - Generally, <em>output-type</em> is the same as the file extension - of the output file but without the period. - This option will be ignored by compilers that have a + <c>Output_type</c> is the same as the file extension + of the output file, but without the period. + This option is ignored by compilers that have a single output format.</p> </item> - <tag>-smp</tag> + <tag><c>-smp</c></tag> <item> - <p>Compile using the SMP emulator. This is mainly useful - for compiling native code, which needs to be compiled with the same - run-time system that it should be run on.</p> + <p>Compiles using the SMP emulator. This is mainly useful + for compiling native code, which must be compiled with the same + runtime system that it is to be run on.</p> </item> - <tag>-M</tag> + <tag><c>-M</c></tag> <item> - <p>Produces a Makefile rule to track headers dependencies. The - rule is sent to stdout. No object file is produced. - </p> + <p>Produces a Makefile rule to track header dependencies. The + rule is sent to <c>stdout</c>. No object file is produced.</p> </item> - <tag>-MF <em>Makefile</em></tag> + <tag><c>-MF <Makefile></c></tag> <item> - <p>Like the <c><![CDATA[-M]]></c> option above, except that the - Makefile is written to <em>Makefile</em>. No object - file is produced. - </p> + <p>As option <c><![CDATA[-M]]></c>, except that the + Makefile is written to <c>Makefile</c>. No object + file is produced.</p> </item> - <tag>-MD</tag> + <tag><c>-MD</c></tag> <item> - <p>Same as <c><![CDATA[-M -MF <File>.Pbeam]]></c>. - </p> + <p>Same as <c><![CDATA[-M -MF <File>.Pbeam]]></c>.</p> </item> - <tag>-MT <em>Target</em></tag> + <tag><c>-MT <Target></c></tag> <item> - <p>In conjunction with <c><![CDATA[-M]]></c> or - <c><![CDATA[-MF]]></c>, change the name of the rule emitted - to <em>Target</em>. - </p> + <p>In conjunction with option <c><![CDATA[-M]]></c> or + <c><![CDATA[-MF]]></c>, changes the name of the rule emitted + to <c>Target</c>.</p> </item> - <tag>-MQ <em>Target</em></tag> + <tag><c>-MQ <Target></c></tag> <item> - <p>Like the <c><![CDATA[-MT]]></c> option above, except that - characters special to make(1) are quoted. - </p> + <p>As option <c><![CDATA[-MT]]></c>, except that characters special to + <c>make/1</c> are quoted.</p> </item> - <tag>-MP</tag> + <tag><c>-MP</c></tag> <item> - <p>In conjunction with <c><![CDATA[-M]]></c> or - <c><![CDATA[-MF]]></c>, add a phony target for each dependency. - </p> + <p>In conjunction with option <c><![CDATA[-M]]></c> or + <c><![CDATA[-MF]]></c>, adds a phony target for each dependency.</p> </item> - <tag>-MG</tag> + <tag><c>-MG</c></tag> <item> - <p>In conjunction with <c><![CDATA[-M]]></c> or - <c><![CDATA[-MF]]></c>, consider missing headers as generated - files and add them to the dependencies. - </p> + <p>In conjunction with option <c><![CDATA[-M]]></c> or + <c><![CDATA[-MF]]></c>, considers missing headers as generated + files and adds them to the dependencies.</p> </item> - <tag>--</tag> + <tag><c>--</c></tag> <item> <p>Signals that no more options will follow. - The rest of the arguments will be treated as file names, + The rest of the arguments is treated as filenames, even if they start with hyphens.</p> </item> - <tag>+<em>term</em></tag> + <tag><c>+<Term></c></tag> <item> - <p>A flag starting with a plus ('<em>+</em>') rather than a hyphen - will be converted to an Erlang term and passed unchanged to + <p>A flag starting with a plus (<c>+</c>) rather than a hyphen + is converted to an Erlang term and passed unchanged to the compiler. - For instance, the <c><![CDATA[export_all]]></c> option for the Erlang + For example, option <c><![CDATA[export_all]]></c> for the Erlang compiler can be specified as follows:</p> <pre> erlc +export_all file.erl</pre> <p>Depending on the platform, the value may need to be quoted if the shell itself interprets certain characters. - On Unix, terms which contain tuples and list - must be quoted. Terms which contain spaces + On Unix, terms containing tuples and lists + must be quoted. Terms containing spaces must be quoted on all platforms.</p> </item> </taglist> @@ -206,19 +201,19 @@ erlc +export_all file.erl</pre> <section> <title>Special Flags</title> - <p>The flags in this section are useful in special situations - such as re-building the OTP system.</p> + <p>The following flags are useful in special situations, + such as rebuilding the OTP system:</p> <taglist> - <tag>-pa <em>directory</em></tag> + <tag><c>-pa <Directory></c></tag> <item> - <p>Appends <em>directory</em> to the front of the code path in + <p>Appends <c>Directory</c> to the front of the code path in the invoked Erlang emulator. This can be used to invoke another compiler than the default one.</p> </item> - <tag>-pz <em>directory</em></tag> + <tag><c>-pz <Directory></c></tag> <item> - <p>Appends <em>directory</em> to the code path in + <p>Appends <c>Directory</c> to the code path in the invoked Erlang emulator.</p> </item> </taglist> @@ -226,63 +221,70 @@ erlc +export_all file.erl</pre> <section> <title>Supported Compilers</title> + <p>The following compilers are supported:</p> <taglist> - <tag>.erl</tag> + <tag><c>.erl</c></tag> <item> <p>Erlang source code. It generates a <c><![CDATA[.beam]]></c> file.</p> - <p>The options -P, -E, and -S are equivalent to +'P', - +'E', and +'S', except that it is not necessary to include the single quotes to protect them - from the shell.</p> - <p>Supported options: -I, -o, -D, -v, -W, -b.</p> + <p>Options <c>-P</c>, <c>-E</c>, and <c>-S</c> are equivalent to + <c>+'P'</c>, <c>+'E'</c>, and <c>+'S'</c>, except that it is not + necessary to include the single quotes to protect them from the + shell.</p> + <p>Supported options: <c>-I</c>, <c>-o</c>, <c>-D</c>, <c>-v</c>, + <c>-W</c>, <c>-b</c>.</p> </item> - <tag>.S</tag> + <tag><c>.S</c></tag> <item> - <p>Erlang assembler source code. It generates a <c><![CDATA[.beam]]></c> file.</p> - <p>Supported options: same as for .erl.</p> + <p>Erlang assembler source code. It generates a <c><![CDATA[.beam]]></c> + file.</p> + <p>Supported options: same as for <c>.erl</c>.</p> </item> - <tag>.core</tag> + <tag><c>.core</c></tag> <item> - <p>Erlang core source code. It generates a <c><![CDATA[.beam]]></c> file.</p> - <p>Supported options: same as for .erl.</p> + <p>Erlang core source code. It generates a <c><![CDATA[.beam]]></c> + file.</p> + <p>Supported options: same as for <c>.erl</c>.</p> </item> - <tag>.yrl</tag> + <tag><c>.yrl</c></tag> <item> <p>Yecc source code. It generates an <c><![CDATA[.erl]]></c> file.</p> - <p>Use the -I option with the name of a file to use that file - as a customized prologue file (the <c><![CDATA[includefile]]></c> option).</p> - <p>Supported options: -o, -v, -I, -W (see above).</p> + <p>Use option <c>-I</c> with the name of a file to use that file + as a customized prologue file (option + <c><![CDATA[includefile]]></c>).</p> + <p>Supported options: <c>-o</c>, <c>-v</c>, <c>-I</c>, <c>-W</c>.</p> </item> - <tag>.mib</tag> + <tag><c>.mib</c></tag> <item> <p>MIB for SNMP. It generates a <c><![CDATA[.bin]]></c> file.</p> - <p>Supported options: -I, -o, -W.</p> + <p>Supported options: <c>-I</c>, <c>-o</c>, <c>-W</c>.</p> </item> - <tag>.bin</tag> + <tag><c>.bin</c></tag> <item> - <p>A compiled MIB for SNMP. It generates a <c><![CDATA[.hrl]]></c> file.</p> - <p>Supported options: -o, -v.</p> + <p>A compiled MIB for SNMP. It generates a <c><![CDATA[.hrl]]></c> + file.</p> + <p>Supported options: <c>-o</c>, <c>-v</c>.</p> </item> - <tag>.rel</tag> + <tag><c>.rel</c></tag> <item> <p>Script file. It generates a boot file.</p> - <p>Use the -I to name directories to be searched for application - files (equivalent to the <c><![CDATA[path]]></c> in the option list for - <c><![CDATA[systools:make_script/2]]></c>).</p> - <p>Supported options: -o.</p> + <p>Use option <c>-I</c> to name directories to be searched for + application files (equivalent to the <c><![CDATA[path]]></c> in the + option list for <c><![CDATA[systools:make_script/2]]></c>).</p> + <p>Supported option: <c>-o</c>.</p> </item> - <tag>.asn1</tag> + <tag><c>.asn1</c></tag> <item> - <p>ASN1 file.</p> - <p>Creates an <c><![CDATA[.erl]]></c>, <c><![CDATA[.hrl]]></c>, and <c><![CDATA[.asn1db]]></c> file from - an <c><![CDATA[.asn1]]></c> file. Also compiles the <c><![CDATA[.erl]]></c> using the Erlang - compiler unless the <c><![CDATA[+noobj]]></c> options is given.</p> - <p>Supported options: -I, -o, -b, -W.</p> + <p>ASN1 file. It creates an <c><![CDATA[.erl]]></c>, + <c><![CDATA[.hrl]]></c>, and <c><![CDATA[.asn1db]]></c> file from + an <c><![CDATA[.asn1]]></c> file. Also compiles the + <c><![CDATA[.erl]]></c> using the Erlang compiler unless option + <c><![CDATA[+noobj]]></c> is specified.</p> + <p>Supported options: <c>-I</c>, <c>-o</c>, <c>-b</c>, <c>-W</c>.</p> </item> - <tag>.idl</tag> + <tag><c>.idl</c></tag> <item> - <p>IC file.</p> - <p>Runs the IDL compiler.</p> - <p>Supported options: -I, -o.</p> + <p>IC file. It runs the IDL compiler.</p> + <p>Supported options: <c>-I</c>, <c>-o</c>.</p> </item> </taglist> </section> @@ -290,20 +292,20 @@ erlc +export_all file.erl</pre> <section> <title>Environment Variables</title> <taglist> - <tag>ERLC_EMULATOR</tag> - <item>The command for starting the emulator. - Default is <em>erl</em> in the same directory as the <em>erlc</em> program - itself, or if it doesn't exist, <em>erl</em> in any of the directories - given in the <em>PATH</em> environment variable.</item> + <tag><c>ERLC_EMULATOR</c></tag> + <item>The command for starting the emulator. Defaults to <c>erl</c> + in the same directory as the <c>erlc</c> program itself, + or, if it does not exist, <c>erl</c> in any of the directories + specified in environment variable <c>PATH</c>.</item> </taglist> </section> <section> - <title>SEE ALSO</title> - <p><seealso marker="erl">erl(1)</seealso>, - <seealso marker="compiler:compile">compile(3)</seealso>, - <seealso marker="parsetools:yecc">yecc(3)</seealso>, - <seealso marker="snmp:snmp">snmp(3)</seealso></p> + <title>See Also</title> + <p><seealso marker="erl"><c>erl(1)</c></seealso>, + <seealso marker="compiler:compile"><c>compile(3)</c></seealso>, + <seealso marker="parsetools:yecc"><c>yecc(3)</c></seealso>, + <seealso marker="snmp:snmp"><c>snmp(3)</c></seealso></p> </section> </comref> |