Mi: add mi support for lttng struct

[lttng-tools.git] / src / bin / lttng / commands / list.c

diff --git a/src/bin/lttng/commands/list.c b/src/bin/lttng/commands/list.c
index 8c1d5af87fd25bfb638aa946fdd13a771afe4a6c..d25b5632bb85513e40d028b21ae9c6335c8e5c20 100644 (file)
--- a/src/bin/lttng/commands/list.c
+++ b/src/bin/lttng/commands/list.c
@@ -107,7 +107,7 @@ static char *get_cmdline_by_pid(pid_t pid)
        int ret;
        FILE *fp;
        char *cmdline = NULL;
-       char path[24];  /* Can't go bigger than /proc/65535/cmdline */
+       char path[20];  /* Can't go bigger than /proc/65535/cmdline */
 
        snprintf(path, sizeof(path), "/proc/%d/cmdline", pid);
        fp = fopen(path, "r");
@@ -117,6 +117,10 @@ static char *get_cmdline_by_pid(pid_t pid)
 
        /* Caller must free() *cmdline */
        cmdline = malloc(PATH_MAX);
+       if (!cmdline) {
+               perror("malloc cmdline");
+               goto end;
+       }
        ret = fread(cmdline, 1, PATH_MAX, fp);
        if (ret < 0) {
                perror("fread proc list");
@@ -884,6 +888,13 @@ int cmd_list(int argc, const char **argv)
        pc = poptGetContext(NULL, argc, argv, long_options, 0);
        poptReadDefaultConfig(pc, 0);
 
+       /* TODO: mi support */
+       if (lttng_opt_mi) {
+               ret = -LTTNG_ERR_MI_NOT_IMPLEMENTED;
+               ERR("mi option not supported");
+               goto end;
+       }
+
        while ((opt = poptGetNextOpt(pc)) != -1) {
                switch (opt) {
                case OPT_HELP: