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add prefix_data()

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nick black 2021-06-30 17:31:06 -04:00
parent a17800b034
commit 6f1bbf82d0
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1 changed files with 24 additions and 0 deletions
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24
src/lib/internal.h
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@ -1763,6 +1763,30 @@ typedef struct ncvisual_implementation {
// populated by libnotcurses.so if linked with multimedia
API extern ncvisual_implementation visual_implementation;
static inline char
path_seperator(void){
#if defined _WIN32 || defined __CYGWIN__
return '\\';
#else
return '/';
#endif
}
// prepend base with the Notcurses data directory as configured.
static inline char*
prefix_data(const char* base){
// need a byte for each of directory separator and nul terminator
const size_t dlen = strlen(NOTCURSES_SHARE);
size_t len = dlen + strlen(base) + 2;
char* path = (char*)malloc(len); // cast for C++ includers
if(path){
memcpy(path, NOTCURSES_SHARE, dlen);
path[dlen] = path_seperator();
strcpy(path + dlen + 1, base);
}
return path;
}
#undef ALLOC
#undef API