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Add help command

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This adds a "help" command to the list of available command mode
commands. You can currently type "help", followed by a topic like "add".
calcurse will then try to open a file named "add.txt" in the
documentation directory and display it in an external pager.

Signed-off-by: Lukas Fleischer <calcurse@cryptocrack.de>
This commit is contained in:
Lukas Fleischer 2013-07-17 01:00:53 +02:00
parent c4dae80dd2
commit 2c25d99ad0
2 changed files with 31 additions and 1 deletions
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1
src/Makefile.am
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@ -2,6 +2,7 @@ AUTOMAKE_OPTIONS = foreign
bin_PROGRAMS = calcurse bin_PROGRAMS = calcurse
AM_CPPFLAGS = -DDOCDIR=\"@docdir@\"
AM_CFLAGS = -std=c99 -pedantic -D_POSIX_C_SOURCE=200809L AM_CFLAGS = -std=c99 -pedantic -D_POSIX_C_SOURCE=200809L
calcurse_SOURCES = \ calcurse_SOURCES = \

31
src/calcurse.c
View File

@ -491,12 +491,41 @@ static inline void key_generic_quit(void)
static inline void key_generic_cmd(void) static inline void key_generic_cmd(void)
{ {
char cmd[BUFSIZ] = ""; char cmd[BUFSIZ] = "";
char *cmd_name;
status_mesg(_("Command:"), ""); status_mesg(_("Command:"), "");
if (getstring(win[STA].p, cmd, BUFSIZ, 0, 1) != GETSTRING_VALID) if (getstring(win[STA].p, cmd, BUFSIZ, 0, 1) != GETSTRING_VALID)
return; return;
wins_update(FLAG_STA); cmd_name = strtok(cmd, " ");
if (!strcmp(cmd_name, "help")) {
char *topic = strtok(NULL, " ");
char path[BUFSIZ];
snprintf(path, BUFSIZ, DOCDIR "/%s.txt", topic);
if (io_file_exist(path)) {
wins_launch_external(path, conf.pager);
} else {
char error_msg[BUFSIZ];
snprintf(error_msg, BUFSIZ,
_("Help topic does not exist: %s"),
topic);
error_msg[BUFSIZ - 1] = '\0';
warnbox(error_msg);
}
} else {
char error_msg[BUFSIZ];
snprintf(error_msg, BUFSIZ, _("No such command: %s"), cmd);
error_msg[BUFSIZ - 1] = '\0';
warnbox(error_msg);
}
wins_update(FLAG_ALL);
} }
/* /*