path_id: add support for iSCSI devices

[elogind.git] / udev_utils_run.c

diff --git a/udev_utils_run.c b/udev_utils_run.c
index b6020b0ab6baea9f1f0d22e24385c3d213aad13f..76a704c52cb19b93db15fe517f2b3171043708b8 100644 (file)
--- a/udev_utils_run.c
+++ b/udev_utils_run.c
@@ -33,6 +33,7 @@
 
 #include "udev.h"
 
+extern char **environ;
 
 int pass_env_to_socket(const char *sockname, const char *devpath, const char *action)
 {
@@ -49,7 +50,7 @@ int pass_env_to_socket(const char *sockname, const char *devpath, const char *ac
        sock = socket(AF_LOCAL, SOCK_DGRAM, 0);
        memset(&saddr, 0x00, sizeof(struct sockaddr_un));
        saddr.sun_family = AF_LOCAL;
-       /* only abstract namespace is supported */
+       /* abstract namespace only */
        strcpy(&saddr.sun_path[1], sockname);
        addrlen = offsetof(struct sockaddr_un, sun_path) + strlen(saddr.sun_path+1) + 1;
 
@@ -83,16 +84,18 @@ int run_program(const char *command, const char *subsystem,
        int devnull;
        int i;
 
+       /* build argv from comand */
        strlcpy(arg, command, sizeof(arg));
        i = 0;
-       if (strchr(arg, ' ')) {
+       if (strchr(arg, ' ') != NULL) {
                char *pos = arg;
+
                while (pos != NULL) {
                        if (pos[0] == '\'') {
                                /* don't separate if in apostrophes */
                                pos++;
                                argv[i] = strsep(&pos, "\'");
-                               while (pos && pos[0] == ' ')
+                               while (pos != NULL && pos[0] == ' ')
                                        pos++;
                        } else {
                                argv[i] = strsep(&pos, " ");
@@ -101,13 +104,11 @@ int run_program(const char *command, const char *subsystem,
                        i++;
                }
                argv[i] = NULL;
-               info("'%s'", command);
        } else {
                argv[0] = arg;
-               argv[1] = (char *) subsystem;
-               argv[2] = NULL;
-               info("'%s' '%s'", arg, argv[1]);
+               argv[1] = NULL;
        }
+       info("'%s'", command);
 
        /* prepare pipes from child to parent */
        if (result || log) {