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comparison src/c/urweb.c @ 283:c0e4ac23522d

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'error' function
author Adam Chlipala <adamc@hcoop.net>
date Sun, 07 Sep 2008 10:02:27 -0400
parents 0236d9412ad2
children 77a28e7430bf
comparison
equal deleted inserted replaced
282:0236d9412ad2 283:c0e4ac23522d
94 lw_handle(ctx, path); 94 lw_handle(ctx, path);
95 95
96 return r; 96 return r;
97 } 97 }
98 98
99 void lw_error(lw_context ctx, failure_kind fk, const char *fmt, ...) { 99 __attribute__((noreturn)) void lw_error(lw_context ctx, failure_kind fk, const char *fmt, ...) {
100 va_list ap; 100 va_list ap;
101 va_start(ap, fmt); 101 va_start(ap, fmt);
102 102
103 vsnprintf(ctx->error_message, ERROR_BUF_LEN, fmt, ap); 103 vsnprintf(ctx->error_message, ERROR_BUF_LEN, fmt, ap);
104 104
105 longjmp(ctx->jmp_buf, fk); 105 longjmp(ctx->jmp_buf, fk);
106 }
107
108 __attribute__((noreturn)) void lw_Basis_error(lw_context ctx, const char *s) {
109 lw_error(ctx, FATAL, s);
106 } 110 }
107 111
108 char *lw_error_message(lw_context ctx) { 112 char *lw_error_message(lw_context ctx) {
109 return ctx->error_message; 113 return ctx->error_message;
110 } 114 }