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(sl_command_loop): new return code -2 for EOF

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(sl_loop): treat all return value from sl_command_loop >= 0 as ok, and
continue.


git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@15100 ec53bebd-3082-4978-b11e-865c3cabbd6b
This commit is contained in:
Love Hörnquist Åstrand
2005-05-09 15:31:43 +00:00
parent 4af1037b64
commit 1977d8cc33
1 changed files with 7 additions and 3 deletions
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10
lib/sl/sl.c
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@@ -293,7 +293,11 @@ static char *sl_readline(const char *prompt)
return s; return s;
} }
/* return values: 0 on success, -1 on fatal error, or return value of command */ /* return values:
* 0 on success,
* -1 on fatal error,
* -2 if EOF, or
* return value of command */
int int
sl_command_loop(SL_cmd *cmds, const char *prompt, void **data) sl_command_loop(SL_cmd *cmds, const char *prompt, void **data)
{ {
@@ -305,7 +309,7 @@ sl_command_loop(SL_cmd *cmds, const char *prompt, void **data)
ret = 0; ret = 0;
buf = sl_readline(prompt); buf = sl_readline(prompt);
if(buf == NULL) if(buf == NULL)
return 1; return -2;
if(*buf) if(*buf)
add_history(buf); add_history(buf);
@@ -332,7 +336,7 @@ sl_loop(SL_cmd *cmds, const char *prompt)
{ {
void *data = NULL; void *data = NULL;
int ret; int ret;
while((ret = sl_command_loop(cmds, prompt, &data)) == 0) while((ret = sl_command_loop(cmds, prompt, &data)) >= 0)
; ;
return ret; return ret;
} }