FreeCalypso > hg > freecalypso-tools
view loadtools/initscript.c @ 416:30f6d1c32c6f
doc/Flash-boot-defect article removed (no longer relevant)
This article is no longer relevant because the issue in question
only affected one (1) defective FCDEV3B board which was not
and never will be sold.
author | Mychaela Falconia <falcon@freecalypso.org> |
---|---|
date | Fri, 26 Oct 2018 07:11:08 +0000 |
parents | e7502631a0f9 |
children |
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/* * This module has been copied from ltscript.c, ltdispatch.c and ltpassthru.c: * here we implement the init-script functionality for fc-xram. */ #include <sys/param.h> #include <stdio.h> #include <string.h> #include <strings.h> #include <stdlib.h> extern char default_helpers_dir[]; extern int cmd_baud(); static loadagent_cmd(argc, argv) char **argv; { if (tpinterf_make_cmd(argv) < 0) { fprintf(stderr, "error: unable to form target command\n"); return(-1); } if (tpinterf_send_cmd() < 0) return(-1); return tpinterf_pass_output(1); } static struct cmdtab { char *cmd; int minargs; int maxargs; int (*func)(); } cmdtab[] = { {"baud", 1, 1, cmd_baud}, {"w8", 2, 2, loadagent_cmd}, {"w16", 2, 2, loadagent_cmd}, {"w32", 2, 2, loadagent_cmd}, {0, 0, 0, 0} }; static dispatch_cmd(cmd) char *cmd; { char *argv[10]; char *cp, **ap; struct cmdtab *tp; for (cp = cmd; isspace(*cp); cp++) ; if (!*cp || *cp == '#') return(0); printf("init-script command: %s\n", cp); argv[0] = cp; while (*cp && !isspace(*cp)) cp++; if (*cp) *cp++ = '\0'; for (tp = cmdtab; tp->cmd; tp++) if (!strcmp(tp->cmd, argv[0])) break; if (!tp->func) { fprintf(stderr, "error: no such command\n"); return(-1); } for (ap = argv + 1; ; ) { while (isspace(*cp)) cp++; if (!*cp || *cp == '#') break; if (ap - argv - 1 >= tp->maxargs) { fprintf(stderr, "error: too many arguments\n"); return(-1); } *ap++ = cp; while (*cp && !isspace(*cp)) cp++; if (*cp) *cp++ = '\0'; } if (ap - argv - 1 < tp->minargs) { fprintf(stderr, "error: too few arguments\n"); return(-1); } *ap = 0; return tp->func(ap - argv, argv); } exec_init_script(script_name) char *script_name; { char pathbuf[MAXPATHLEN], *openfname; FILE *f; char linebuf[512], *cp; int lineno, retval = 0; if (index(script_name, '/')) openfname = script_name; else { sprintf(pathbuf, "%s/%s", default_helpers_dir, script_name); openfname = pathbuf; } f = fopen(openfname, "r"); if (!f) { perror(openfname); return(-1); } for (lineno = 1; fgets(linebuf, sizeof linebuf, f); lineno++) { cp = index(linebuf, '\n'); if (!cp) { fprintf(stderr, "%s line %d: missing newline\n", openfname, lineno); fclose(f); return(-1); } *cp = '\0'; retval = dispatch_cmd(linebuf); if (retval) break; } fclose(f); return(retval); }