Mercurial > dovecot > original-hg > dovecot-1.2

annotate src/lib/home-expand.c @ 9191:b340ecb24469 HEAD

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Fix VPATH build of RQUOTA support. Some rpcgen derive #include "..." paths from the infile argument. This will be off for VPATH builds, as the generated rquota_xdr.c code will look in $(srcdir), but we'll generate the rquota.h file in $(builddir). Play safe and copy rquota.x to $(builddir) first. This fixes the build on openSUSE 11.1.
author Matthias Andree <matthias.andree@gmx.de>
date Tue, 07 Jul 2009 21:01:36 +0200
parents b9faf4db2a9f
children 00cd9aacd03c
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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b9faf4db2a9f Updated copyright notices to include year 2009.
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1 /* Copyright (c) 2003-2009 Dovecot authors, see the included COPYING file */
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3 #include "lib.h"
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4 #include "home-expand.h"
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5
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6 #include <stdlib.h>
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7 #include <pwd.h>
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8
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9 int home_try_expand(const char **_path)
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10 {
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11 const char *path = *_path;
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12 const char *home, *p, *orig_path;
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13 struct passwd *pw;
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14
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15 if (path == NULL || *path != '~')
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16 return 0;
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18 orig_path = path++;
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19 if (*path == '/' || *path == '\0') {
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20 home = getenv("HOME");
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21 if (*path != '\0') path++;
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22 } else {
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23 p = strchr(path, '/');
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24 if (p == NULL) {
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25 pw = getpwnam(path);
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26 path = "";
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27 } else {
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28 pw = getpwnam(t_strdup_until(path, p));
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29 path = p+1;
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30 }
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32 home = pw == NULL ? NULL : pw->pw_dir;
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33 }
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35 if (home == NULL)
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36 return -1;
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37
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38 if (*path == '\0')
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39 *_path = t_strdup(home);
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40 else
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41 *_path = t_strconcat(home, "/", path, NULL);
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42 return 0;
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43 }
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45 const char *home_expand(const char *path)
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46 {
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47 (void)home_try_expand(&path);
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48 return path;
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49 }
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51 const char *home_expand_tilde(const char *path, const char *home)
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52 {
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53 if (path == NULL || *path != '~')
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54 return path;
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55
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56 if (path[1] == '\0')
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57 return home;
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58 if (path[1] != '/')
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59 return path;
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60
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61 /* ~/ used */
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62 return t_strconcat(home, path + 1, NULL);
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63 }