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-rw-r--r--src/shared/replace-var.c110
1 files changed, 0 insertions, 110 deletions
diff --git a/src/shared/replace-var.c b/src/shared/replace-var.c
deleted file mode 100644
index e11c57a43d..0000000000
--- a/src/shared/replace-var.c
+++ /dev/null
@@ -1,110 +0,0 @@
-/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
-
-/***
- This file is part of systemd.
-
- Copyright 2012 Lennart Poettering
-
- systemd is free software; you can redistribute it and/or modify it
- under the terms of the GNU Lesser General Public License as published by
- the Free Software Foundation; either version 2.1 of the License, or
- (at your option) any later version.
-
- systemd is distributed in the hope that it will be useful, but
- WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public License
- along with systemd; If not, see <http://www.gnu.org/licenses/>.
-***/
-
-#include <string.h>
-
-#include "macro.h"
-#include "util.h"
-#include "replace-var.h"
-
-/*
- * Generic infrastructure for replacing @FOO@ style variables in
- * strings. Will call a callback for each replacement.
- */
-
-static int get_variable(const char *b, char **r) {
- size_t k;
- char *t;
-
- assert(b);
- assert(r);
-
- if (*b != '@')
- return 0;
-
- k = strspn(b + 1, "ABCDEFGHIJKLMNOPQRSTUVWXYZ_");
- if (k <= 0 || b[k+1] != '@')
- return 0;
-
- t = strndup(b + 1, k);
- if (!t)
- return -ENOMEM;
-
- *r = t;
- return 1;
-}
-
-char *replace_var(const char *text, char *(*lookup)(const char *variable, void*userdata), void *userdata) {
- char *r, *t;
- const char *f;
- size_t l;
-
- assert(text);
- assert(lookup);
-
- l = strlen(text);
- r = new(char, l+1);
- if (!r)
- return NULL;
-
- f = text;
- t = r;
- while (*f) {
- _cleanup_free_ char *v = NULL, *n = NULL;
- char *a;
- int k;
- size_t skip, d, nl;
-
- k = get_variable(f, &v);
- if (k < 0)
- goto oom;
- if (k == 0) {
- *(t++) = *(f++);
- continue;
- }
-
- n = lookup(v, userdata);
- if (!n)
- goto oom;
-
- skip = strlen(v) + 2;
-
- d = t - r;
- nl = l - skip + strlen(n);
- a = realloc(r, nl + 1);
- if (!a)
- goto oom;
-
- l = nl;
- r = a;
- t = r + d;
-
- t = stpcpy(t, n);
- f += skip;
- }
-
- *t = 0;
- return r;
-
-oom:
- free(r);
- return NULL;
-}