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Make minor improvements

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This commit is contained in:
Justine Tunney 2020-12-23 23:42:56 -08:00
parent 04caf6f9ad
commit 95b142e4e5
95 changed files with 3818 additions and 2760 deletions
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17
libc/x/xjoinpaths.c
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@ -22,14 +22,25 @@
#include "libc/x/x.h"
/**
* Joins paths.
* Joins paths, e.g.
*
* "a" + "b" → "a/b"
* "a/" + "b" → "a/b"
* "a" + "b/" → "a/b/"
* "a" + "/b" → "/b"
* "." + "b" → "b"
* "" + "b" → "b"
*
* @return newly allocated string of resulting path
*/
char *xjoinpaths(const char *path, const char *other) {
if (!*other) {
return xstrdup(path);
} else if (startswith(other, "/") || strcmp(path, ".") == 0) {
} else if (!*path) {
return xstrdup(other);
} else if (endswith(other, "/")) {
} else if (startswith(other, "/") || !strcmp(path, ".")) {
return xstrdup(other);
} else if (endswith(path, "/")) {
return xstrcat(path, other);
} else {
return xstrcat(path, '/', other);