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1 | /* classes: h_files */ |
2 | ||
3 | #ifndef STRINGSH | |
4 | #define STRINGSH | |
7dc6e754 | 5 | /* Copyright (C) 1995,1996,1997,1998 Free Software Foundation, Inc. |
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6 | * |
7 | * This program is free software; you can redistribute it and/or modify | |
8 | * it under the terms of the GNU General Public License as published by | |
9 | * the Free Software Foundation; either version 2, or (at your option) | |
10 | * any later version. | |
11 | * | |
12 | * This program is distributed in the hope that it will be useful, | |
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | * GNU General Public License for more details. | |
16 | * | |
17 | * You should have received a copy of the GNU General Public License | |
18 | * along with this software; see the file COPYING. If not, write to | |
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19 | * the Free Software Foundation, Inc., 59 Temple Place, Suite 330, |
20 | * Boston, MA 02111-1307 USA | |
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21 | * |
22 | * As a special exception, the Free Software Foundation gives permission | |
23 | * for additional uses of the text contained in its release of GUILE. | |
24 | * | |
25 | * The exception is that, if you link the GUILE library with other files | |
26 | * to produce an executable, this does not by itself cause the | |
27 | * resulting executable to be covered by the GNU General Public License. | |
28 | * Your use of that executable is in no way restricted on account of | |
29 | * linking the GUILE library code into it. | |
30 | * | |
31 | * This exception does not however invalidate any other reasons why | |
32 | * the executable file might be covered by the GNU General Public License. | |
33 | * | |
34 | * This exception applies only to the code released by the | |
35 | * Free Software Foundation under the name GUILE. If you copy | |
36 | * code from other Free Software Foundation releases into a copy of | |
37 | * GUILE, as the General Public License permits, the exception does | |
38 | * not apply to the code that you add in this way. To avoid misleading | |
39 | * anyone as to the status of such modified files, you must delete | |
40 | * this exception notice from them. | |
41 | * | |
42 | * If you write modifications of your own for GUILE, it is your choice | |
43 | * whether to permit this exception to apply to your modifications. | |
82892bed | 44 | * If you do not wish that, delete this exception notice. */ |
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45 | |
46 | /* Software engineering face-lift by Greg J. Badros, 11-Dec-1999, | |
47 | gjb@cs.washington.edu, http://www.cs.washington.edu/homes/gjb */ | |
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48 | \f |
49 | ||
b4309c3c | 50 | #include "libguile/__scm.h" |
0f2d19dd | 51 | |
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52 | #ifdef HAVE_STRING_H |
53 | #include <string.h> | |
54 | #endif | |
55 | ||
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56 | \f |
57 | ||
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58 | #define SCM_SLOPPY_STRINGP(x) ((SCM_TYP7S(x)==scm_tc7_string)) |
59 | #define SCM_STRINGP(x) (SCM_NIMP(x) && SCM_SLOPPY_STRINGP(x)) | |
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60 | #define SCM_NSTRINGP(x) (!SCM_STRINGP(x)) |
61 | ||
82637e2b | 62 | /* Is X a writable string (i.e., not a substring)? */ |
d3a6bc94 | 63 | #define SCM_RWSTRINGP(x) (SCM_NIMP(x) && (SCM_TYP7(x) == scm_tc7_string)) |
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64 | #define SCM_NRWSTRINGP(x) (! SCM_RWSTRINGP (x)) |
65 | ||
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66 | \f |
67 | ||
0f2d19dd | 68 | |
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69 | extern SCM scm_string_p SCM_P ((SCM x)); |
70 | extern SCM scm_read_only_string_p SCM_P ((SCM x)); | |
71 | extern SCM scm_string SCM_P ((SCM chrs)); | |
72 | extern SCM scm_makstr SCM_P ((long len, int slots)); | |
73 | extern SCM scm_makfromstrs SCM_P ((int argc, char **argv)); | |
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74 | extern SCM scm_take_str SCM_P ((char *s, int len)); |
75 | extern SCM scm_take0str SCM_P ((char *s)); | |
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76 | extern SCM scm_makfromstr SCM_P ((const char *src, scm_sizet len, int slots)); |
77 | extern SCM scm_makfrom0str SCM_P ((const char *src)); | |
78 | extern SCM scm_makfrom0str_opt SCM_P ((const char *src)); | |
79 | extern SCM scm_make_string SCM_P ((SCM k, SCM chr)); | |
80 | extern SCM scm_string_length SCM_P ((SCM str)); | |
81 | extern SCM scm_string_ref SCM_P ((SCM str, SCM k)); | |
82 | extern SCM scm_string_set_x SCM_P ((SCM str, SCM k, SCM chr)); | |
83 | extern SCM scm_substring SCM_P ((SCM str, SCM start, SCM end)); | |
84 | extern SCM scm_string_append SCM_P ((SCM args)); | |
85 | extern SCM scm_make_shared_substring SCM_P ((SCM str, SCM frm, SCM to)); | |
86 | extern void scm_init_strings SCM_P ((void)); | |
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87 | |
88 | #endif /* STRINGSH */ |