diff options
Diffstat (limited to '')
| -rw-r--r-- | src/utils.c | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/src/utils.c b/src/utils.c index a6dd9d8ae..ea7edb4c5 100644 --- a/src/utils.c +++ b/src/utils.c @@ -18,6 +18,7 @@ #include "utils.h" #include "log.h" +#include "conf.h" #include <stdlib.h> #include <string.h> @@ -28,6 +29,7 @@ #include <sys/time.h> #include <unistd.h> #include <assert.h> +#include <pwd.h> char *myFgets(char *buffer, int bufferSize, FILE * fp) { @@ -158,4 +160,60 @@ mpd_malloc void *xcalloc(size_t nmemb, size_t size) return ret; } +char *parsePath(char *path) +{ + ConfigParam *param; + struct passwd *passwd; + char *newPath; + char *c; + int foundSlash = 0; + int pos = 1; + + if (path[0] != '/' && path[0] != '~') { + ERROR("\"%s\" is not an absolute path\n", path); + return NULL; + } else if (path[0] == '~') { + if (path[1] == '/' || path[1] == '\0') { + param = getConfigParam(CONF_USER); + if (param && param->value) { + passwd = getpwnam(param->value); + if (!passwd) { + ERROR("no such user %s\n", + param->value); + return NULL; + } + } else { + passwd = getpwuid(geteuid()); + if (!passwd) { + ERROR("problems getting passwd entry " + "for current user\n"); + return NULL; + } + } + } else { + for (c = path + 1; *c != '\0' && *c != '/'; c++); + if (*c == '/') { + foundSlash = 1; + *c = '\0'; + } + pos = c - path; + + passwd = getpwnam(path + 1); + if (!passwd) { + ERROR("user \"%s\" not found\n", path + 1); + return NULL; + } + + if (foundSlash) + *c = '/'; + } + + newPath = xmalloc(strlen(passwd->pw_dir) + strlen(path + pos) + 1); + strcpy(newPath, passwd->pw_dir); + strcat(newPath, path + pos); + } else { + newPath = xstrdup(path); + } + return newPath; +} |