2008-02-02 Robert Millan <rmh@aybabtu.com>
* commands/read.c: New file.
* conf/common.rmk (pkglib_MODULES): Add `commands/read.c'.
(read_mod_SOURCES): New variable.
(read_mod_CFLAGS): Likewise.
(read_mod_LDFLAGS): Likewise.
This commit is contained in:
robertmh
parent
e03a11328e
commit
4020aa53c0
5 changed files with 147 additions and 4 deletions
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@ -1,3 +1,11 @@
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2008-02-02 Robert Millan <rmh@aybabtu.com>
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* commands/read.c: New file.
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* conf/common.rmk (pkglib_MODULES): Add `commands/read.c'.
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(read_mod_SOURCES): New variable.
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(read_mod_CFLAGS): Likewise.
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(read_mod_LDFLAGS): Likewise.
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2008-02-02 Robert Millan <rmh@aybabtu.com>
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* normal/main.c (grub_normal_execute): Check for `menu->size' when
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1
DISTLIST
1
DISTLIST
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@ -41,6 +41,7 @@ commands/echo.c
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commands/help.c
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commands/hexdump.c
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commands/ls.c
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commands/read.c
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commands/search.c
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commands/terminal.c
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commands/test.c
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81
commands/read.c
Normal file
81
commands/read.c
Normal file
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@ -0,0 +1,81 @@
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/* read.c - Command to read variables from user. */
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/*
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* GRUB -- GRand Unified Bootloader
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* Copyright (C) 2006,2007,2008 Free Software Foundation, Inc.
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*
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* GRUB is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* GRUB is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with GRUB. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <grub/dl.h>
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#include <grub/misc.h>
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#include <grub/mm.h>
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#include <grub/normal.h>
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#include <grub/term.h>
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#include <grub/types.h>
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static char *
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grub_getline (void)
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{
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int i;
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char *line;
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char *tmp;
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i = 0;
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line = grub_malloc (1 + i + sizeof('\0'));
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if (! line)
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return NULL;
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while ((line[i - 1] != '\n') && (line[i - 1] != '\r'))
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{
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line[i] = grub_getkey ();
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if (grub_isprint (line[i]))
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grub_putchar (line[i]);
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i++;
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tmp = grub_realloc (line, 1 + i + sizeof('\0'));
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if (! tmp)
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{
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grub_free (line);
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return NULL;
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}
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line = tmp;
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}
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line[i] = '\0';
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return line;
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}
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static grub_err_t
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grub_cmd_read (struct grub_arg_list *state UNUSED, int argc, char **args)
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{
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char *line = grub_getline ();
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if (! line)
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return grub_errno;
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if (argc > 0)
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grub_env_set (args[0], line);
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grub_free (line);
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return 0;
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}
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GRUB_MOD_INIT(read)
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{
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grub_register_command ("read", grub_cmd_read, GRUB_COMMAND_FLAG_CMDLINE,
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"read [ENVVAR]", "Set variable with user input", 0);
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}
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GRUB_MOD_FINI(read)
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{
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grub_unregister_command ("read");
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}
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@ -1505,7 +1505,8 @@ lvm_mod_LDFLAGS = $(COMMON_LDFLAGS)
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pkglib_MODULES += hello.mod boot.mod terminal.mod ls.mod \
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cmp.mod cat.mod help.mod font.mod search.mod \
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loopback.mod configfile.mod echo.mod \
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terminfo.mod test.mod blocklist.mod hexdump.mod
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terminfo.mod test.mod blocklist.mod hexdump.mod \
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read.mod
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# For hello.mod.
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hello_mod_SOURCES = hello/hello.c
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@ -2461,5 +2462,54 @@ fs-gzio_mod-io_gzio.lst: io/gzio.c $(io/gzio.c_DEPENDENCIES) genfslist.sh
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gzio_mod_CFLAGS = $(COMMON_CFLAGS)
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gzio_mod_LDFLAGS = $(COMMON_LDFLAGS)
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# For read.mod.
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read_mod_SOURCES = commands/read.c
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CLEANFILES += read.mod mod-read.o mod-read.c pre-read.o read_mod-commands_read.o und-read.lst
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ifneq ($(read_mod_EXPORTS),no)
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CLEANFILES += def-read.lst
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DEFSYMFILES += def-read.lst
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endif
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MOSTLYCLEANFILES += read_mod-commands_read.d
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UNDSYMFILES += und-read.lst
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read.mod: pre-read.o mod-read.o
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-rm -f $@
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$(TARGET_CC) $(read_mod_LDFLAGS) $(TARGET_LDFLAGS) -Wl,-r,-d -o $@ $^
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$(STRIP) --strip-unneeded -K grub_mod_init -K grub_mod_fini -R .note -R .comment $@
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pre-read.o: $(read_mod_DEPENDENCIES) read_mod-commands_read.o
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-rm -f $@
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$(TARGET_CC) $(read_mod_LDFLAGS) $(TARGET_LDFLAGS) -Wl,-r,-d -o $@ read_mod-commands_read.o
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mod-read.o: mod-read.c
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$(TARGET_CC) $(TARGET_CPPFLAGS) $(TARGET_CFLAGS) $(read_mod_CFLAGS) -c -o $@ $<
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mod-read.c: moddep.lst genmodsrc.sh
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sh $(srcdir)/genmodsrc.sh 'read' $< > $@ || (rm -f $@; exit 1)
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ifneq ($(read_mod_EXPORTS),no)
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def-read.lst: pre-read.o
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$(NM) -g --defined-only -P -p $< | sed 's/^\([^ ]*\).*/\1 read/' > $@
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endif
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und-read.lst: pre-read.o
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echo 'read' > $@
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$(NM) -u -P -p $< | cut -f1 -d' ' >> $@
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read_mod-commands_read.o: commands/read.c $(commands/read.c_DEPENDENCIES)
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$(TARGET_CC) -Icommands -I$(srcdir)/commands $(TARGET_CPPFLAGS) $(TARGET_CFLAGS) $(read_mod_CFLAGS) -MD -c -o $@ $<
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-include read_mod-commands_read.d
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CLEANFILES += cmd-read_mod-commands_read.lst fs-read_mod-commands_read.lst
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COMMANDFILES += cmd-read_mod-commands_read.lst
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FSFILES += fs-read_mod-commands_read.lst
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cmd-read_mod-commands_read.lst: commands/read.c $(commands/read.c_DEPENDENCIES) gencmdlist.sh
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set -e; $(TARGET_CC) -Icommands -I$(srcdir)/commands $(TARGET_CPPFLAGS) $(TARGET_CFLAGS) $(read_mod_CFLAGS) -E $< | sh $(srcdir)/gencmdlist.sh read > $@ || (rm -f $@; exit 1)
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fs-read_mod-commands_read.lst: commands/read.c $(commands/read.c_DEPENDENCIES) genfslist.sh
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set -e; $(TARGET_CC) -Icommands -I$(srcdir)/commands $(TARGET_CPPFLAGS) $(TARGET_CFLAGS) $(read_mod_CFLAGS) -E $< | sh $(srcdir)/genfslist.sh read > $@ || (rm -f $@; exit 1)
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read_mod_CFLAGS = $(COMMON_CFLAGS)
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read_mod_LDFLAGS = $(COMMON_LDFLAGS)
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@ -231,7 +231,8 @@ lvm_mod_LDFLAGS = $(COMMON_LDFLAGS)
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pkglib_MODULES += hello.mod boot.mod terminal.mod ls.mod \
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cmp.mod cat.mod help.mod font.mod search.mod \
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loopback.mod configfile.mod echo.mod \
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terminfo.mod test.mod blocklist.mod hexdump.mod
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terminfo.mod test.mod blocklist.mod hexdump.mod \
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read.mod
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# For hello.mod.
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hello_mod_SOURCES = hello/hello.c
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@ -326,5 +327,7 @@ gzio_mod_SOURCES = io/gzio.c
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gzio_mod_CFLAGS = $(COMMON_CFLAGS)
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gzio_mod_LDFLAGS = $(COMMON_LDFLAGS)
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# For read.mod.
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read_mod_SOURCES = commands/read.c
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read_mod_CFLAGS = $(COMMON_CFLAGS)
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read_mod_LDFLAGS = $(COMMON_LDFLAGS)
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