Add xdirname() to avoid quirks with dirname(3)

This commit is contained in:
sin 2014-10-22 14:22:55 +01:00
parent abd301333d
commit 75143cd93e

20
noice.c
View file

@ -108,16 +108,30 @@ xstrdup(const char *s)
}
char *
xrealpath(const char *pathname)
xrealpath(const char *path)
{
char *p;
p = realpath(pathname, NULL);
p = realpath(path, NULL);
if (p == NULL)
printerr(1, "realpath");
return p;
}
char *
xdirname(const char *path)
{
char *p, *tmp;
/* Some implementations of dirname(3) may modify `path' */
tmp = xstrdup(path);
p = dirname(tmp);
free(tmp);
if (p == NULL)
printerr(1, "dirname");
return p;
}
void
spawn(const char *file, const char *arg)
{
@ -533,7 +547,7 @@ nochange:
if (strcmp(path, "/") == 0) {
goto nochange;
} else {
dir = dirname(path);
dir = xdirname(path);
tmp = xmalloc(strlen(dir) + 1);
strlcpy(tmp, dir, strlen(dir) + 1);
free(path);