mirror of
https://gitlab.com/sortix/sortix.git
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114 lines
3.6 KiB
C
114 lines
3.6 KiB
C
/*******************************************************************************
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Copyright(C) Jonas 'Sortie' Termansen 2013, 2015.
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This program is free software: you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by the Free
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Software Foundation, either version 3 of the License, or (at your option)
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any later version.
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This program is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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more details.
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You should have received a copy of the GNU General Public License along with
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this program. If not, see <http://www.gnu.org/licenses/>.
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command-not-found.c
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Prints a notice that the attempted command wasn't found and possibly
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suggests how to install the command or suggests the proper spelling in case
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of a typo.
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*******************************************************************************/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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void suggest_editor(const char* filename)
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{
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fprintf(stderr, "No command '%s' found, did you mean:\n", filename);
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fprintf(stderr, " Command 'editor' from package 'utils'\n");
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}
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void suggest_pager(const char* filename)
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{
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fprintf(stderr, "No command '%s' found, did you mean:\n", filename);
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fprintf(stderr, " Command 'pager' from package 'utils'\n");
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}
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void suggest_extfs(const char* filename)
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{
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fprintf(stderr, "No command '%s' found, did you mean:\n", filename);
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fprintf(stderr, " Command 'extfs' from package 'ext'\n");
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}
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void suggest_unmount(const char* filename)
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{
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fprintf(stderr, "No command '%s' found, did you mean:\n", filename);
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fprintf(stderr, " Command 'unmount' from package 'utils'\n");
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}
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void suggest_logout(const char* filename)
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{
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fprintf(stderr, "No command '%s' found, did you mean:\n", filename);
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fprintf(stderr, " Exiting your shell normally to logout.\n");
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}
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void suggest_poweroff(const char* filename)
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{
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fprintf(stderr, "No command '%s' found, did you mean:\n", filename);
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if ( getenv("LOGIN_PID") )
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{
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fprintf(stderr, " Exiting your shell normally to logout.\n");
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fprintf(stderr, " Login as user 'poweroff' to power off computer.\n");
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}
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else
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{
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fprintf(stderr, " Exiting your shell normally to poweroff.\n");
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}
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}
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void suggest_reboot(const char* filename)
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{
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fprintf(stderr, "No command '%s' found, did you mean:\n", filename);
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if ( getenv("LOGIN_PID") )
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{
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fprintf(stderr, " Exiting your shell normally to logout.\n");
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fprintf(stderr, " Login as user 'reboot' to reboot computer.\n");
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}
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else
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{
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fprintf(stderr, " Exiting your shell with 'exit 1' to reboot.\n");
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}
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}
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int main(int argc, char* argv[])
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{
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const char* filename = 2 <= argc ? argv[1] : argv[0];
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if ( !strcmp(filename, "ed") ||
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!strcmp(filename, "emacs") ||
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!strcmp(filename, "nano") ||
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!strcmp(filename, "vi") ||
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!strcmp(filename, "vim") )
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suggest_editor(filename);
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else if ( !strcmp(filename, "less") ||
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!strcmp(filename, "more") )
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suggest_pager(filename);
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else if ( !strcmp(filename, "mount") )
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suggest_extfs(filename);
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else if ( !strcmp(filename, "umount") )
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suggest_unmount(filename);
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else if ( !strcmp(filename, "logout") ||
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!strcmp(filename, "logoff") )
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suggest_logout(filename);
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else if ( !strcmp(filename, "poweroff") ||
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!strcmp(filename, "halt") ||
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!strcmp(filename, "shutdown") )
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suggest_poweroff(filename);
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else if ( !strcmp(filename, "reboot") )
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suggest_reboot(filename);
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fprintf(stderr, "%s: command not found\n", filename);
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return 127;
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}
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