X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=blobdiff_plain;f=udev_utils_run.c;h=76a704c52cb19b93db15fe517f2b3171043708b8;hp=20aaa4ab05e386951a8d445d592553c5786f725e;hb=b2885eeecf517e82830f585a69ebc9c2c60cfa5e;hpb=ff3e4bed21aaff673284f2e024da26c1e39cfda6;ds=sidebyside diff --git a/udev_utils_run.c b/udev_utils_run.c index 20aaa4ab0..76a704c52 100644 --- a/udev_utils_run.c +++ b/udev_utils_run.c @@ -31,12 +31,9 @@ #include #include -#include "udev_libc_wrapper.h" #include "udev.h" -#include "logging.h" -#include "udev_utils.h" -#include "list.h" +extern char **environ; int pass_env_to_socket(const char *sockname, const char *devpath, const char *action) { @@ -53,7 +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; @@ -82,20 +79,23 @@ int run_program(const char *command, const char *subsystem, int errpipe[2] = {-1, -1}; pid_t pid; char arg[PATH_SIZE]; + char program[PATH_SIZE]; char *argv[(sizeof(arg) / 2) + 1]; 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, " "); @@ -104,13 +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) { @@ -126,6 +124,13 @@ int run_program(const char *command, const char *subsystem, } } + /* allow programs in /lib/udev called without the path */ + if (strchr(argv[0], '/') == NULL) { + strlcpy(program, "/lib/udev/", sizeof(program)); + strlcat(program, argv[0], sizeof(program)); + argv[0] = program; + } + pid = fork(); switch(pid) { case 0: