wt/finit
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Refactor conf-file parser into a file of its own.

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Signed-off-by: Joachim Nilsson <troglobit@gmail.com>
This commit is contained in:
Joachim Nilsson committed 2012-09-25 14:49:33 +02:00
1 parent 0e02429e75
commit dfa0fe6428
5 files changed
+154 -111
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finit.c
-110
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@@ -22,7 +22,6 @@
* THE SOFTWARE.
*/
#include <string.h>
#include <ctype.h>
#include <sys/mount.h>
#include <dirent.h>
@@ -35,10 +34,6 @@
#include "svc.h"
#include "signal.h"
/* Match one command. */
#define MATCH_CMD(l, c, x) \
(!strncmp(l, c, strlen(c)) && (x = (l) + strlen(c)))
int debug = 0;
int verbose = 1;
char *sdown = NULL;
@@ -66,111 +61,6 @@ static void parse_kernel_cmdline(void)
}
}
static char *build_cmd(char *cmd, char *line, int len)
{
int l;
char *c;
/* Trim leading whitespace */
while (*line && (*line == ' ' || *line == '\t'))
line++;
if (!cmd) {
cmd = malloc (strlen(line) + 1);
if (!cmd) {
_e("No memory left for '%s'", line);
return NULL;
}
*cmd = 0;
}
c = cmd + strlen(cmd);
for (l = 0; *line && *line != '#' && *line != '\t' && l < len; l++)
*c++ = *line++;
*c = 0;
_d("cmd = %s", cmd);
return cmd;
}
static void parse_finit_conf(char *file)
{
FILE *fp;
char line[LINE_SIZE];
char cmd[CMD_SIZE];
/* Default username and hostname */
username = strdup(DEFUSER);
hostname = strdup(DEFHOST);
if ((fp = fopen(file, "r")) != NULL) {
char *x;
_d("Parse %s ...", file);
while (!feof(fp)) {
if (!fgets(line, sizeof(line), fp))
continue;
chomp(line);
_d("conf: %s", line);
/* Skip comments. */
if (MATCH_CMD(line, "#", x)) {
continue;
}
/* Do this before mounting / read-write */
if (MATCH_CMD(line, "check ", x)) {
strcpy(cmd, "/sbin/fsck -C -a ");
build_cmd(cmd, x, CMD_SIZE);
run_interactive(cmd, "Checking file system integrity on %s", x);
continue;
}
if (MATCH_CMD(line, "user ", x)) {
if (username) free(username);
username = build_cmd(NULL, x, USERNAME_SIZE);
continue;
}
if (MATCH_CMD(line, "host ", x)) {
if (hostname) free(hostname);
hostname = build_cmd(NULL, x, HOSTNAME_SIZE);
continue;
}
if (MATCH_CMD(line, "shutdown ", x)) {
if (sdown) free(sdown);
sdown = build_cmd(NULL, x, CMD_SIZE);
continue;
}
if (MATCH_CMD(line, "module ", x)) {
strcpy(cmd, "/sbin/modprobe ");
build_cmd(cmd, x, CMD_SIZE);
run_interactive(cmd, " Loading module %s", x);
continue;
}
if (MATCH_CMD(line, "mknod ", x)) {
strcpy(cmd, "/bin/mknod ");
build_cmd(cmd, x, CMD_SIZE);
run_interactive(cmd, " Creating device node %s", x);
continue;
}
if (MATCH_CMD(line, "network ", x)) {
if (network) free(network);
network = build_cmd(NULL, x, CMD_SIZE);
continue;
}
if (MATCH_CMD(line, "startx ", x)) {
if (startx) free(startx);
startx = build_cmd(NULL, x, CMD_SIZE);
continue;
}
if (MATCH_CMD(line, "service ", x)) {
if (svc_register(x))
_e("Failed, too many services to monitor.\n");
continue;
}
}
fclose(fp);
}
}
int main(int UNUSED(args), char *argv[])
{
struct ev_loop *loop = ev_default_loop(0);