gwj / at91sam9263 · Commits

Commit ffb04fcf089865952592f1f8855c2848d4514a89

Authored by ths
1 parent e27f01ef

Allow relative paths for the interpreter prefix in linux-user emulation. 


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2984 c046a42c-6fe2-441c-8c8c-71466251a162
Inline Side-by-side
Showing 1 changed file with 29 additions and 17 deletions
linux-user/path.c
  View file @ffb04fc
... ... @@ -92,23 +92,6 @@ static void set_parents(struct pathelem *child, struct pathelem *parent)
92 92 set_parents(child->entries[i], child);
93 93 }
94 94  
95   -void init_paths(const char *prefix)
96   -{
97   - if (prefix[0] != '/' ||
98   - prefix[0] == '\0' ||
99   - !strcmp(prefix, "/"))
100   - return;
101   -
102   - base = new_entry("", NULL, prefix+1);
103   - base = add_dir_maybe(base);
104   - if (base->num_entries == 0) {
105   - free (base);
106   - base = NULL;
107   - } else {
108   - set_parents(base, base);
109   - }
110   -}
111   -
112 95 /* FIXME: Doesn't handle DIR/.. where DIR is not in emulated dir. */
113 96 static const char *
114 97 follow_path(const struct pathelem *cursor, const char *name)
... ... @@ -135,6 +118,35 @@ follow_path(const struct pathelem *cursor, const char *name)
135 118 return NULL;
136 119 }
137 120  
  121 +void init_paths(const char *prefix)
  122 +{
  123 + char pref_buf[PATH_MAX];
  124 +
  125 + if (prefix[0] == '\0' ||
  126 + !strcmp(prefix, "/"))
  127 + return;
  128 +
  129 + if (prefix[0] != '/') {
  130 + char *cwd = get_current_dir_name();
  131 + if (!cwd)
  132 + abort();
  133 + strcpy(pref_buf, cwd);
  134 + strcat(pref_buf, "/");
  135 + strcat(pref_buf, prefix);
  136 + free(cwd);
  137 + } else
  138 + strcpy(pref_buf,prefix + 1);
  139 +
  140 + base = new_entry("", NULL, pref_buf);
  141 + base = add_dir_maybe(base);
  142 + if (base->num_entries == 0) {
  143 + free (base);
  144 + base = NULL;
  145 + } else {
  146 + set_parents(base, base);
  147 + }
  148 +}
  149 +
138 150 /* Look for path in emulation dir, otherwise return name. */
139 151 const char *path(const char *name)
140 152 {
... ...