diff options
Diffstat (limited to 'cmd.c')
| -rw-r--r-- | cmd.c | 28 |
1 files changed, 27 insertions, 1 deletions
@@ -187,7 +187,7 @@ cmd_copy_argv(int argc, char **argv) if (argc == 0) return (NULL); - new_argv = xcalloc(argc, sizeof *new_argv); + new_argv = xcalloc(argc + 1, sizeof *new_argv); for (i = 0; i < argc; i++) { if (argv[i] != NULL) new_argv[i] = xstrdup(argv[i]); @@ -207,6 +207,32 @@ cmd_free_argv(int argc, char **argv) free(argv); } +char * +cmd_stringify_argv(int argc, char **argv) +{ + char *buf; + int i; + size_t len; + + if (argc == 0) + return (xstrdup("")); + + len = 0; + buf = NULL; + + for (i = 0; i < argc; i++) { + len += strlen(argv[i]) + 1; + buf = xrealloc(buf, 1, len); + + if (i == 0) + *buf = '\0'; + else + strlcat(buf, " ", len); + strlcat(buf, argv[i], len); + } + return (buf); +} + struct cmd * cmd_parse(int argc, char **argv, const char *file, u_int line, char **cause) { |