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Add sl_slc_help.

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git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@17948 ec53bebd-3082-4978-b11e-865c3cabbd6b
This commit is contained in:
Love Hörnquist Åstrand
2006-08-28 14:16:43 +00:00
parent db525f5ac6
commit e6d68876f5
2 changed files with 39 additions and 0 deletions
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38
lib/sl/sl.c
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@@ -348,3 +348,41 @@ sl_apropos (SL_cmd *cmd, const char *topic)
if (cmd->usage != NULL && strstr(cmd->usage, topic) != NULL)
printf ("%-20s%s\n", cmd->name, cmd->usage);
}
/*
* Help to be used with slc.
*/
void
sl_slc_help (SL_cmd *cmds, int argc, char **argv)
{
if(argc == 0) {
sl_help(cmds, 1, argv - 1 /* XXX */);
} else {
SL_cmd *c = sl_match (cmds, argv[0], 0);
if(c == NULL) {
fprintf (stderr, "No such command: %s. "
"Try \"help\" for a list of commands\n",
argv[0]);
} else {
if(c->func) {
char *fake[] = { NULL, "--help", NULL };
fake[0] = argv[0];
(*c->func)(2, fake);
fprintf(stderr, "\n");
}
if(c->help && *c->help)
fprintf (stderr, "%s\n", c->help);
if((++c)->name && c->func == NULL) {
int f = 0;
fprintf (stderr, "Synonyms:");
while (c->name && c->func == NULL) {
fprintf (stderr, "%s%s", f ? ", " : " ", (c++)->name);
f = 1;
}
fprintf (stderr, "\n");
}
}
}
return 0;
}

1
lib/sl/sl.h
View File

@@ -60,6 +60,7 @@ int sl_command (SL_cmd *cmds, int argc, char **argv);
int sl_make_argv(char*, int*, char***);
void sl_apropos (SL_cmd *cmd, const char *topic);
SL_cmd *sl_match (SL_cmd *cmds, char *cmd, int exactp);
void sl_slc_help (SL_cmd *cmds, int argc, char **argv);
#ifdef __cplusplus
}