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| author | Lukas Fleischer <calcurse@cryptocrack.de> | 2013-07-17 01:00:53 +0200 |
|---|---|---|
| committer | Lukas Fleischer <calcurse@cryptocrack.de> | 2013-07-17 14:03:53 +0200 |
| commit | 2c25d99ad036c9ad473167b4f2f8e7dea9cd946e (patch) | |
| tree | f6fbe0e94d348633c29d3f9346016843e0675fb9 /src | |
| parent | c4dae80dd23989d4146475de3d16d1636b190c9d (diff) | |
| download | calcurse-2c25d99ad036c9ad473167b4f2f8e7dea9cd946e.tar.gz calcurse-2c25d99ad036c9ad473167b4f2f8e7dea9cd946e.zip | |
Add help command
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>
Diffstat (limited to 'src')
| -rw-r--r-- | src/Makefile.am | 1 | ||||
| -rw-r--r-- | src/calcurse.c | 31 |
2 files changed, 31 insertions, 1 deletions
diff --git a/src/Makefile.am b/src/Makefile.am index 44d1ae8..3559a25 100644 --- a/src/Makefile.am +++ b/src/Makefile.am @@ -2,6 +2,7 @@ AUTOMAKE_OPTIONS = foreign bin_PROGRAMS = calcurse +AM_CPPFLAGS = -DDOCDIR=\"@docdir@\" AM_CFLAGS = -std=c99 -pedantic -D_POSIX_C_SOURCE=200809L calcurse_SOURCES = \ diff --git a/src/calcurse.c b/src/calcurse.c index 460f4c4..d20e9d0 100644 --- a/src/calcurse.c +++ b/src/calcurse.c @@ -491,12 +491,41 @@ static inline void key_generic_quit(void) static inline void key_generic_cmd(void) { char cmd[BUFSIZ] = ""; + char *cmd_name; status_mesg(_("Command:"), ""); if (getstring(win[STA].p, cmd, BUFSIZ, 0, 1) != GETSTRING_VALID) 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); } /* |