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