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First pass inittab parser written
-Erik
This commit is contained in:
parent
1266a13e1f
commit
9c88cac5cb
75
init.c
75
init.c
@ -62,10 +62,13 @@
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#define SERIAL_CON1 "/dev/ttyS1" /* Serial console */
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#define GETTY "/sbin/getty" /* Default location of getty */
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#define SHELL "/bin/sh" /* Default shell */
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#define INITTAB "/etc/inittab" /* inittab file location */
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#ifndef BB_INIT_SCRIPT
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#define BB_INIT_SCRIPT "/etc/init.d/rcS" /* Initscript. */
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#endif
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#if 1
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#define LOG 0x1
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#define CONSOLE 0x2
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static char *console = _PATH_CONSOLE;
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@ -609,3 +612,75 @@ extern int init_main(int argc, char **argv)
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sleep(1);
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}
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}
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#else
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void parse_inittab(void)
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{
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FILE* file;
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char buf[256];
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char action[256]="";
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char process[256]="";
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char *p, *q;
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if ((file = fopen(INITTAB, "r")) < 0) {
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/* No inittab file -- set up some default behavior */
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/* FIXME */
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return;
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}
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while ( fgets(buf, 255, file) != NULL) {
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for(p = buf; *p == ' ' || *p == '\t'; p++);
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if (*p == '#' || *p == '\n') continue;
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/* Trim the trailing \n */
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q = strrchr( p, '\n');
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if (q != NULL)
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*q='\0';
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/* Skip past the ID field and the runlevel
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* field (both are ignored) */
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p = strchr( p, ':');
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/* Now peal off the process field from the end
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* of the string */
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q = strrchr( p, ':');
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if ( q == NULL || q+1 == NULL)
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goto choke;
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*q='\0';
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strcpy( process, ++q);
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fprintf(stderr, "process=%s\n", process);
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/* Now peal off the action field */
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q = strrchr( p, ':');
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if ( q == NULL || q+1 == NULL)
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goto choke;
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strcpy( action, ++q);
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fprintf(stderr, "action=%s\n", action);
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/* Ok, now do the right thing */
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}
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return;
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choke:
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//message(CONSOLE, "Bad entry:");
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fprintf(stderr, "Bad inittab entry: %s", buf);
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while (1) sleep(1);
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}
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extern int init_main(int argc, char **argv)
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{
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parse_inittab();
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exit( TRUE);
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}
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#endif
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75
init/init.c
75
init/init.c
@ -62,10 +62,13 @@
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#define SERIAL_CON1 "/dev/ttyS1" /* Serial console */
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#define GETTY "/sbin/getty" /* Default location of getty */
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#define SHELL "/bin/sh" /* Default shell */
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#define INITTAB "/etc/inittab" /* inittab file location */
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#ifndef BB_INIT_SCRIPT
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#define BB_INIT_SCRIPT "/etc/init.d/rcS" /* Initscript. */
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#endif
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#if 1
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#define LOG 0x1
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#define CONSOLE 0x2
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static char *console = _PATH_CONSOLE;
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@ -609,3 +612,75 @@ extern int init_main(int argc, char **argv)
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sleep(1);
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}
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}
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#else
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void parse_inittab(void)
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{
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FILE* file;
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char buf[256];
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char action[256]="";
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char process[256]="";
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char *p, *q;
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if ((file = fopen(INITTAB, "r")) < 0) {
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/* No inittab file -- set up some default behavior */
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/* FIXME */
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return;
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}
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while ( fgets(buf, 255, file) != NULL) {
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for(p = buf; *p == ' ' || *p == '\t'; p++);
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if (*p == '#' || *p == '\n') continue;
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/* Trim the trailing \n */
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q = strrchr( p, '\n');
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if (q != NULL)
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*q='\0';
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/* Skip past the ID field and the runlevel
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* field (both are ignored) */
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p = strchr( p, ':');
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/* Now peal off the process field from the end
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* of the string */
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q = strrchr( p, ':');
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if ( q == NULL || q+1 == NULL)
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goto choke;
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*q='\0';
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strcpy( process, ++q);
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fprintf(stderr, "process=%s\n", process);
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/* Now peal off the action field */
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q = strrchr( p, ':');
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if ( q == NULL || q+1 == NULL)
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goto choke;
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strcpy( action, ++q);
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fprintf(stderr, "action=%s\n", action);
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/* Ok, now do the right thing */
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}
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return;
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choke:
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//message(CONSOLE, "Bad entry:");
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fprintf(stderr, "Bad inittab entry: %s", buf);
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while (1) sleep(1);
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}
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extern int init_main(int argc, char **argv)
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{
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parse_inittab();
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exit( TRUE);
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}
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#endif
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