| 1 | /* |
1 | /* |
| 2 | list.h - Part of psiconv, a PSION 5 file formats converter |
2 | list.h - Part of psiconv, a PSION 5 file formats converter |
| 3 | Copyright (c) 1999 Frodo Looijaard <frodol@dds.nl> |
3 | Copyright (c) 1999, 2000 Frodo Looijaard <frodol@dds.nl> |
| 4 | |
4 | |
| 5 | This program is free software; you can redistribute it and/or modify |
5 | This program is free software; you can redistribute it and/or modify |
| 6 | it under the terms of the GNU General Public License as published by |
6 | it under the terms of the GNU General Public License as published by |
| 7 | the Free Software Foundation; either version 2 of the License, or |
7 | the Free Software Foundation; either version 2 of the License, or |
| 8 | (at your option) any later version. |
8 | (at your option) any later version. |
| … | |
… | |
| 67 | supplied element. Of course, this does not help if the element contains |
67 | supplied element. Of course, this does not help if the element contains |
| 68 | pointers. |
68 | pointers. |
| 69 | As the lists extends itself, it may be necessary to allocate new |
69 | As the lists extends itself, it may be necessary to allocate new |
| 70 | memory. If this fails, a negative error-code is returned. If everything, |
70 | memory. If this fails, a negative error-code is returned. If everything, |
| 71 | succeeds, 0 is returned. */ |
71 | succeeds, 0 is returned. */ |
| 72 | extern int psiconv_list_add(psiconv_list l, void *el); |
72 | extern int psiconv_list_add(psiconv_list l, const void *el); |
| 73 | |
73 | |
| 74 | /* Do some action for each element. Note: you can directly modify the |
74 | /* Do some action for each element. Note: you can directly modify the |
| 75 | elements supplied to action, and they will be changed in the list, |
75 | elements supplied to action, and they will be changed in the list, |
| 76 | but never try a free(el)! */ |
76 | but never try a free(el)! */ |
| 77 | extern void psiconv_list_foreach_el(psiconv_list l, void action(void *el)); |
77 | extern void psiconv_list_foreach_el(psiconv_list l, void action(void *el)); |
| … | |
… | |
| 85 | Returned is the actual number of elements added. This assumes the file |
85 | Returned is the actual number of elements added. This assumes the file |
| 86 | layout and the memory layout of elements is the same. Note that if |
86 | layout and the memory layout of elements is the same. Note that if |
| 87 | not enough memory could be allocated, 0 is simply returned. */ |
87 | not enough memory could be allocated, 0 is simply returned. */ |
| 88 | extern size_t psiconv_list_fread(psiconv_list l,size_t size, FILE *f); |
88 | extern size_t psiconv_list_fread(psiconv_list l,size_t size, FILE *f); |
| 89 | |
89 | |
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90 | /* Concatenate two lists. The element sized does not have to be the same, |
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91 | but the result may be quite unexpected if it is not. */ |
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92 | int psiconv_list_concat(psiconv_list l, const psiconv_list extra); |
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93 | |
| 90 | |
94 | |
| 91 | #ifdef __cplusplus |
95 | #ifdef __cplusplus |
| 92 | } |
96 | } |
| 93 | #endif /* __cplusplus */ |
97 | #endif /* __cplusplus */ |
| 94 | |
98 | |
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