694d2982e
Denys Vlasenko
2018-12-18
Subject
bc: code shrink
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miscutils/bc.c+6 -4
| @@ -5174,17 +5174,19 @@ static size_t bc_program_index(char *code, size_t *bgn) | |
| static char *bc_program_name(char *code, size_t *bgn) | |
| { | |
| size_t i; | |
| - | char *s, *str = code + *bgn, *ptr = strchr(str, BC_PARSE_STREND); |
| + | char *s; |
| - | s = xmalloc(ptr - str + 1); |
| + | code += *bgn; |
| + | s = xmalloc(strchr(code, BC_PARSE_STREND) - code + 1); |
| i = 0; | |
| for (;;) { | |
| - | char c = code[(*bgn)++]; |
| - | if (c == '\0' || c == BC_PARSE_STREND) |
| + | char c = *code++; |
| + | if (c == BC_PARSE_STREND) |
| break; | |
| s[i++] = c; | |
| } | |
| s[i] = '\0'; | |
| + | *bgn += i + 1; |
| return s; | |
| } | |