NeoMutt  2023-11-03-85-g512e01
Teaching an old dog new tricks
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rc.c
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1
29#include "config.h"
30#include <stdio.h>
31#include "mutt/lib.h"
32#include "core/lib.h"
33#include "extract.h"
34
46enum CommandResult parse_rc_buffer(struct Buffer *line, struct Buffer *token,
47 struct Buffer *err)
48{
49 if (buf_len(line) == 0)
50 return 0;
51
53
54 buf_reset(err);
55
56 /* Read from the beginning of line->data */
57 buf_seek(line, 0);
58
59 SKIPWS(line->dptr);
60 while (*line->dptr)
61 {
62 if (*line->dptr == '#')
63 break; /* rest of line is a comment */
64 if (*line->dptr == ';')
65 {
66 line->dptr++;
67 continue;
68 }
70
71 struct Command *cmd = NULL;
72 size_t size = commands_array(&cmd);
73 size_t i;
74 for (i = 0; i < size; i++)
75 {
76 if (mutt_str_equal(token->data, cmd[i].name))
77 {
78 mutt_debug(LL_DEBUG1, "NT_COMMAND: %s\n", cmd[i].name);
79 rc = cmd[i].parse(token, line, cmd[i].data, err);
80 if ((rc == MUTT_CMD_WARNING) || (rc == MUTT_CMD_ERROR) || (rc == MUTT_CMD_FINISH))
81 goto finish; /* Propagate return code */
82
83 notify_send(NeoMutt->notify, NT_COMMAND, i, (void *) cmd);
84 break; /* Continue with next command */
85 }
86 }
87 if (i == size)
88 {
89 buf_printf(err, _("%s: unknown command"), buf_string(token));
90 rc = MUTT_CMD_ERROR;
91 break; /* Ignore the rest of the line */
92 }
93 }
94finish:
95 return rc;
96}
97
104enum CommandResult parse_rc_line(const char *line, struct Buffer *err)
105{
106 if (!line || (*line == '\0'))
107 return MUTT_CMD_ERROR;
108
109 struct Buffer *line_buffer = buf_pool_get();
110 struct Buffer *token = buf_pool_get();
111
112 buf_strcpy(line_buffer, line);
113
114 enum CommandResult rc = parse_rc_buffer(line_buffer, token, err);
115
116 buf_pool_release(&line_buffer);
117 buf_pool_release(&token);
118 return rc;
119}
int buf_printf(struct Buffer *buf, const char *fmt,...)
Format a string overwriting a Buffer.
Definition: buffer.c:173
void buf_seek(struct Buffer *buf, size_t offset)
Set current read/write position to offset from beginning.
Definition: buffer.c:593
size_t buf_len(const struct Buffer *buf)
Calculate the length of a Buffer.
Definition: buffer.c:466
void buf_reset(struct Buffer *buf)
Reset an existing Buffer.
Definition: buffer.c:88
size_t buf_strcpy(struct Buffer *buf, const char *s)
Copy a string into a Buffer.
Definition: buffer.c:407
static const char * buf_string(const struct Buffer *buf)
Convert a buffer to a const char * "string".
Definition: buffer.h:93
CommandResult
Error codes for command_t parse functions.
Definition: command.h:36
@ MUTT_CMD_SUCCESS
Success: Command worked.
Definition: command.h:39
@ MUTT_CMD_ERROR
Error: Can't help the user.
Definition: command.h:37
@ MUTT_CMD_WARNING
Warning: Help given to the user.
Definition: command.h:38
@ MUTT_CMD_FINISH
Finish: Stop processing this file.
Definition: command.h:40
size_t commands_array(struct Command **first)
Get Commands array.
Definition: command.c:75
Convenience wrapper for the core headers.
int parse_extract_token(struct Buffer *dest, struct Buffer *tok, TokenFlags flags)
Extract one token from a string.
Definition: extract.c:48
Text parser.
#define TOKEN_NO_FLAGS
No flags are set.
Definition: extract.h:45
#define mutt_debug(LEVEL,...)
Definition: logging2.h:89
@ LL_DEBUG1
Log at debug level 1.
Definition: logging2.h:43
Convenience wrapper for the library headers.
#define _(a)
Definition: message.h:28
bool notify_send(struct Notify *notify, enum NotifyType event_type, int event_subtype, void *event_data)
Send out a notification message.
Definition: notify.c:173
bool mutt_str_equal(const char *a, const char *b)
Compare two strings.
Definition: string.c:798
@ NT_COMMAND
A Command has been executed, Command.
Definition: notify_type.h:42
struct Buffer * buf_pool_get(void)
Get a Buffer from the pool.
Definition: pool.c:81
void buf_pool_release(struct Buffer **ptr)
Return a Buffer to the pool.
Definition: pool.c:94
enum CommandResult parse_rc_line(const char *line, struct Buffer *err)
Parse a line of user config.
Definition: rc.c:104
enum CommandResult parse_rc_buffer(struct Buffer *line, struct Buffer *token, struct Buffer *err)
Parse a line of user config.
Definition: rc.c:46
#define SKIPWS(ch)
Definition: string2.h:45
String manipulation buffer.
Definition: buffer.h:34
char * dptr
Current read/write position.
Definition: buffer.h:36
char * data
Pointer to data.
Definition: buffer.h:35
enum CommandResult(* parse)(struct Buffer *buf, struct Buffer *s, intptr_t data, struct Buffer *err)
Definition: command.h:65
intptr_t data
Data or flags to pass to the command.
Definition: command.h:67
const char * name
Name of the command.
Definition: command.h:52
Container for Accounts, Notifications.
Definition: neomutt.h:41
struct Notify * notify
Notifications handler.
Definition: neomutt.h:42