diff options
Diffstat (limited to 'util.c')
| -rw-r--r-- | util.c | 84 |
1 files changed, 80 insertions, 4 deletions
@@ -1,4 +1,4 @@ -/* $Header: util.c,v 3.0.1.3 89/12/21 20:27:41 lwall Locked $ +/* $Header: util.c,v 3.0.1.4 90/03/01 10:26:48 lwall Locked $ * * Copyright (c) 1989, Larry Wall * @@ -6,6 +6,12 @@ * as specified in the README file that comes with the perl 3.0 kit. * * $Log: util.c,v $ + * Revision 3.0.1.4 90/03/01 10:26:48 lwall + * patch9: fbminstr() called instr() rather than ninstr() + * patch9: nested evals clobbered their longjmp environment + * patch9: piped opens returned undefined rather than 0 in child + * patch9: the x operator is now up to 10 times faster + * * Revision 3.0.1.3 89/12/21 20:27:41 lwall * patch7: errno may now be a macro with an lvalue * @@ -479,7 +485,8 @@ STR *littlestr; #ifndef lint if (!(littlestr->str_pok & SP_FBM)) - return instr((char*)big,littlestr->str_ptr); + return ninstr((char*)big,(char*)bigend, + littlestr->str_ptr, littlestr->str_ptr + littlestr->str_cur); #endif littlelen = littlestr->str_cur; @@ -733,11 +740,33 @@ long a1, a2, a3, a4; { extern FILE *e_fp; extern char *e_tmpname; + char *tmps; mess(pat,a1,a2,a3,a4); if (in_eval) { str_set(stab_val(stabent("@",TRUE)),buf); - longjmp(eval_env,1); + tmps = "_EVAL_"; + while (loop_ptr >= 0 && (!loop_stack[loop_ptr].loop_label || + strNE(tmps,loop_stack[loop_ptr].loop_label) )) { +#ifdef DEBUGGING + if (debug & 4) { + deb("(Skipping label #%d %s)\n",loop_ptr, + loop_stack[loop_ptr].loop_label); + } +#endif + loop_ptr--; + } +#ifdef DEBUGGING + if (debug & 4) { + deb("(Found label #%d %s)\n",loop_ptr, + loop_stack[loop_ptr].loop_label); + } +#endif + if (loop_ptr < 0) { + in_eval = 0; + fatal("Bad label: %s", tmps); + } + longjmp(loop_stack[loop_ptr].loop_env, 1); } fputs(buf,stderr); (void)fflush(stderr); @@ -809,6 +838,7 @@ va_dcl va_list args; extern FILE *e_fp; extern char *e_tmpname; + char *tmps; #ifndef lint va_start(args); @@ -819,7 +849,28 @@ va_dcl va_end(args); if (in_eval) { str_set(stab_val(stabent("@",TRUE)),buf); - longjmp(eval_env,1); + tmps = "_EVAL_"; + while (loop_ptr >= 0 && (!loop_stack[loop_ptr].loop_label || + strNE(tmps,loop_stack[loop_ptr].loop_label) )) { +#ifdef DEBUGGING + if (debug & 4) { + deb("(Skipping label #%d %s)\n",loop_ptr, + loop_stack[loop_ptr].loop_label); + } +#endif + loop_ptr--; + } +#ifdef DEBUGGING + if (debug & 4) { + deb("(Found label #%d %s)\n",loop_ptr, + loop_stack[loop_ptr].loop_label); + } +#endif + if (loop_ptr < 0) { + in_eval = 0; + fatal("Bad label: %s", tmps); + } + longjmp(loop_stack[loop_ptr].loop_env, 1); } fputs(buf,stderr); (void)fflush(stderr); @@ -1112,6 +1163,7 @@ char *mode; } if (tmpstab = stabent("$",allstabs)) str_numset(STAB_STR(tmpstab),(double)getpid()); + forkprocess = 0; return Nullfp; #undef THIS #undef THAT @@ -1235,3 +1287,27 @@ register int len; return 0; } #endif /* MEMCMP */ + +void +repeatcpy(to,from,len,count) +register char *to; +register char *from; +int len; +register int count; +{ + register int todo; + register char *frombase = from; + + if (len == 1) { + todo = *from; + while (count-- > 0) + *to++ = todo; + return; + } + while (count-- > 0) { + for (todo = len; todo > 0; todo--) { + *to++ = *from++; + } + from = frombase; + } +} |