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	error.c - 9base - revived minimalist port of Plan 9 userland to Unix
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	---
	error.c (2226B)
	---
	1 #include "sam.h"
	2
	3 static char *emsg[]={
	4 /* error_s */
	5 "can't open",
	6 "can't create",
	7 "not in menu:",
	8 "changes to",
	9 "I/O error:",
	10 "can't write while changing:",
	11 /* error_c */
	12 "unknown command",
	13 "no operand for",
	14 "bad delimiter",
	15 /* error */
	16 "can't fork",
	17 "interrupt",
	18 "address",
	19 "search",
	20 "pattern",
	21 "newline expected",
	22 "blank expected",
	23 "pattern expected",
	24 "can't nest X or Y",
	25 "unmatched `}'",
	26 "command takes no address",
	27 "addresses overlap",
	28 "substitution",
	29 "& match too long",
	30 "bad \\ in rhs",
	31 "address range",
	32 "changes not in sequence",
	33 "addresses out of order",
	34 "no file name",
	35 "unmatched `('",
	36 "unmatched `)'",
	37 "malformed `[]'",
	38 "malformed regexp",
	39 "reg. exp. list overflow",
	40 "plan 9 command",
	41 "can't pipe",
	42 "no current file",
	43 "string too long",
	44 "changed files",
	45 "empty string",
	46 "file search",
	47 "non-unique match for \"\"",
	48 "tag match too long",
	49 "too many subexpressions",
	50 "temporary file too large",
	51 "file is append-only",
	52 "no destination for plumb message",
	53 "internal read error in buffer load"
	54 };
	55 static char *wmsg[]={
	56 /* warn_s */
	57 "duplicate file name",
	58 "no such file",
	59 "write might change good version of",
	60 /* warn_S */
	61 "files might be aliased",
	62 /* warn */
	63 "null characters elided",
	64 "can't run pwd",
	65 "last char not newline",
	66 "exit status not 0"
	67 };
	68
	69 void
	70 error(Err s)
	71 {
	72 char buf[512];
	73
	74 sprint(buf, "?%s", emsg[s]);
	75 hiccough(buf);
	76 }
	77
	78 void
	79 error_s(Err s, char *a)
	80 {
	81 char buf[512];
	82
	83 sprint(buf, "?%s \"%s\"", emsg[s], a);
	84 hiccough(buf);
	85 }
	86
	87 void
	88 error_r(Err s, char *a)
	89 {
	90 char buf[512];
	91
	92 sprint(buf, "?%s \"%s\": %r", emsg[s], a);
	93 hiccough(buf);
	94 }
	95
	96 void
	97 error_c(Err s, int c)
	98 {
	99 char buf[512];
	100
	101 sprint(buf, "?%s `%C'", emsg[s], c);
	102 hiccough(buf);
	103 }
	104
	105 void
	106 warn(Warn s)
	107 {
	108 dprint("?warning: %s\n", wmsg[s]);
	109 }
	110
	111 void
	112 warn_S(Warn s, String *a)
	113 {
	114 print_s(wmsg[s], a);
	115 }
	116
	117 void
	118 warn_SS(Warn s, String a, String b)
	119 {
	120 print_ss(wmsg[s], a, b);
	121 }
	122
	123 void
	124 warn_s(Warn s, char *a)
	125 {
	126 dprint("?warning: %s `%s'\n", wmsg[s], a);
	127 }
	128
	129 void
	130 termwrite(char *s)
	131 {
	132 String *p;
	133
	134 if(downloaded){
	135 p = tmpcstr(s);
	136 if(cmd)
	137 loginsert(cmd, cmdpt, p->s, p->n);
	138 else
	139 Strinsert(&cmdstr, p, cmdstr.n);
	140 cmdptadv += p->n;
	141 free(p);
	142 }else
	143 Write(2, s, strlen(s));
	144 }