static void varvalue(const_cstring_t name, int32_t quoted, int32_t subtype, int32_t flag) { int32_t num; cstring_t p; int32_t i; char sep; cstring_t* ap; switch (*name) { case '$': num = rootpid; goto numvar; case '?': num = oexitstatus; goto numvar; case '#': num = shellparam.nparam; goto numvar; case '!': num = backgndpidval(); numvar: expdest = cvtnum(num, expdest); break; case '-': for (i = 0 ; i < NOPTS ; i++) { if (optlist[i].val) STPUTC(optlist[i].letter, expdest); } break; case '@': if (flag & EXP_FULL && quoted) { for (ap = shellparam.p ; (p = *ap++) != NULL ;) { strtodest(p, flag, subtype, quoted); if (*ap) STPUTC('\0', expdest); } break; } /* FALLTHROUGH */ case '*': if (ifsset()) sep = ifsval()[0]; else sep = ' '; for (ap = shellparam.p ; (p = *ap++) != NULL ;) { strtodest(p, flag, subtype, quoted); if (!*ap) break; if (sep || (flag & EXP_FULL && !quoted &&** ap != '\0')) STPUTC(sep, expdest); } break; default: if (is_digit(*name)) { num = atoi(name); if (num == 0) p = arg0; else if (num > 0 && num <= shellparam.nparam) p = shellparam.p[num - 1]; else break; strtodest(p, flag, subtype, quoted); } break; } }
static void varvalue(const char *name, int quoted, int subtype, int flag) { int num; char *p; int i; char sep[2]; char **ap; switch (*name) { case '$': num = rootpid; break; case '?': num = oexitstatus; break; case '#': num = shellparam.nparam; break; case '!': num = backgndpidval(); break; case '-': for (i = 0 ; i < NOPTS ; i++) { if (optlist[i].val) STPUTC(optlist[i].letter, expdest); } return; case '@': if (flag & EXP_FULL && quoted) { for (ap = shellparam.p ; (p = *ap++) != NULL ; ) { strtodest(p, flag, subtype, quoted); if (*ap) STPUTC('\0', expdest); } return; } /* FALLTHROUGH */ case '*': if (ifsset()) sep[0] = ifsval()[0]; else sep[0] = ' '; sep[1] = '\0'; for (ap = shellparam.p ; (p = *ap++) != NULL ; ) { strtodest(p, flag, subtype, quoted); if (!*ap) break; if (sep[0]) strtodest(sep, flag, subtype, quoted); else if (flag & EXP_FULL && !quoted && **ap != '\0') STPUTC('\0', expdest); } return; default: if (is_digit(*name)) { num = atoi(name); if (num == 0) p = arg0; else if (num > 0 && num <= shellparam.nparam) p = shellparam.p[num - 1]; else return; strtodest(p, flag, subtype, quoted); } return; } expdest = cvtnum(num, expdest); }
static void varvalue(const char *name, int quoted, int subtype, int flag, struct worddest *dst) { int num; char *p; int i; int splitlater; char sep[2]; char **ap; char buf[(NSHORTOPTS > 10 ? NSHORTOPTS : 10) + 1]; if (subtype == VSLENGTH) flag &= ~EXP_FULL; splitlater = subtype == VSTRIMLEFT || subtype == VSTRIMLEFTMAX || subtype == VSTRIMRIGHT || subtype == VSTRIMRIGHTMAX; switch (*name) { case '$': num = rootpid; break; case '?': num = oexitstatus; break; case '#': num = shellparam.nparam; break; case '!': num = backgndpidval(); break; case '-': p = buf; for (i = 0 ; i < NSHORTOPTS ; i++) { if (optlist[i].val) *p++ = optlist[i].letter; } *p = '\0'; strtodest(buf, flag, subtype, quoted, dst); return; case '@': if (flag & EXP_SPLIT && quoted) { for (ap = shellparam.p ; (p = *ap++) != NULL ; ) { strtodest(p, flag, subtype, quoted, dst); if (*ap) { if (splitlater) STPUTC('\0', expdest); else NEXTWORD('\0', flag, expdest, dst); } } if (shellparam.nparam > 0) dst->state = WORD_QUOTEMARK; return; } /* FALLTHROUGH */ case '*': if (ifsset()) sep[0] = ifsval()[0]; else sep[0] = ' '; sep[1] = '\0'; for (ap = shellparam.p ; (p = *ap++) != NULL ; ) { strtodest(p, flag, subtype, quoted, dst); if (!*ap) break; if (sep[0]) strtodest(sep, flag, subtype, quoted, dst); else if (flag & EXP_SPLIT && !quoted && **ap != '\0') { if (splitlater) STPUTC('\0', expdest); else NEXTWORD('\0', flag, expdest, dst); } } return; default: if (is_digit(*name)) { num = atoi(name); if (num == 0) p = arg0; else if (num > 0 && num <= shellparam.nparam) p = shellparam.p[num - 1]; else return; strtodest(p, flag, subtype, quoted, dst); } return; } cvtnum(num, buf); strtodest(buf, flag, subtype, quoted, dst); }