67 lines
2.0 KiB
67 lines
2.0 KiB
// (‑●‑●)> dual licensed under the WTFPL v2 and MIT licenses |
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// without any warranty. |
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// by Gregory Pakosz (@gpakosz) |
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// https://github.com/gpakosz/whereami |
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#ifndef WHEREAMI_H |
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#define WHEREAMI_H |
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#ifdef __cplusplus |
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extern "C" { |
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#endif |
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#ifndef WAI_FUNCSPEC |
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#define WAI_FUNCSPEC |
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#endif |
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#ifndef WAI_PREFIX |
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#define WAI_PREFIX(function) wai_##function |
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#endif |
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/** |
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* Returns the path to the current executable. |
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* |
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* Usage: |
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* - first call `int length = wai_getExecutablePath(NULL, 0, NULL);` to |
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* retrieve the length of the path |
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* - allocate the destination buffer with `path = (char*)malloc(length + 1);` |
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* - call `wai_getExecutablePath(path, length, NULL)` again to retrieve the |
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* path |
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* - add a terminal NUL character with `path[length] = '\0';` |
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* |
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* @param out destination buffer, optional |
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* @param capacity destination buffer capacity |
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* @param dirname_length optional recipient for the length of the dirname part |
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* of the path. |
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* |
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* @return the length of the executable path on success (without a terminal NUL |
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* character), otherwise `-1` |
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*/ |
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WAI_FUNCSPEC |
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int WAI_PREFIX(getExecutablePath)(char* out, int capacity, int* dirname_length); |
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/** |
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* Returns the path to the current module |
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* |
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* Usage: |
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* - first call `int length = wai_getModulePath(NULL, 0, NULL);` to retrieve |
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* the length of the path |
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* - allocate the destination buffer with `path = (char*)malloc(length + 1);` |
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* - call `wai_getModulePath(path, length, NULL)` again to retrieve the path |
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* - add a terminal NUL character with `path[length] = '\0';` |
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* |
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* @param out destination buffer, optional |
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* @param capacity destination buffer capacity |
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* @param dirname_length optional recipient for the length of the dirname part |
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* of the path. |
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* |
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* @return the length of the module path on success (without a terminal NUL |
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* character), otherwise `-1` |
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*/ |
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WAI_FUNCSPEC |
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int WAI_PREFIX(getModulePath)(char* out, int capacity, int* dirname_length); |
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#ifdef __cplusplus |
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} |
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#endif |
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#endif // #ifndef WHEREAMI_H
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