1GENCCODE(8) ICU 71.1 Manual GENCCODE(8)
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6 genccode - generate C or platform specific assembly code from an ICU
7 data file.
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10 genccode [ -h, -?, --help ] [ -a, --assembly name ] [ -d, --destdir
11 destination ] [ -n, --name name ] [ -e, --entrypoint name ] [ -f,
12 --filename name ] [ filename ... ]
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15 genccode reads each of the supplied filename and writes out a C file
16 containing a compilable definition of the data in the data file. The C
17 file name is made by taking the base name of the data filename, replac‐
18 ing dots by underscores, and adding a .c file extension.
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20 If the -a option is used, platform specific assembly code is generated
21 instead of C code. Most C compilers will accept both C and assembly
22 files. Instead of writing a filename with a .c file extension, a file‐
23 name with a .s will be written instead.
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25 If genccode is called with no filename it terminates gracefully.
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28 -h, -?, --help
29 Print help about usage and exit.
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31 -a, --assembly name
32 Output assembly code instead of C code. Use -h to see the list
33 of available types of assembly to generate and to specify for
34 this option.
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36 -d, --destdir destination
37 Set the destination directory to destination. The default des‐
38 tination directory is the current directory.
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40 -n, --name name
41 Set the data name to name instead of the default. This name is
42 also used as the base name of the output. The default name is
43 made of the icudt prefix, followed by a two-digit version number
44 corresponding to the current version of the ICU release, and a
45 single letter indicating the endianness of the data (the letter
46 b indicated big endian data, and the letter l indicates little
47 endian ones).
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49 -f, --filename name
50 Normally, an ICU data file such as mydata.icu will be turned
51 into mydata_icu.c and mydata_icu.o. However, if this parameter
52 was set to "somedata", the output files will be somedata.o and
53 somedata.c, respectively.
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55 -e, --entrypoint name
56 Set the data entry point (used for linking against the data in a
57 shared library form) to name. The default entry point name is
58 made of the data (set by the -n, --name option) followed by an
59 underscore and the type of the data (set by the -t, --type op‐
60 tion).
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63 71.1
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66 Copyright (C) 2000-2004 IBM, Inc. and others.
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70ICU MANPAGE 11 March 2004 GENCCODE(8)