diff options
Diffstat (limited to 'nasmlib.c')
| -rw-r--r-- | nasmlib.c | 80 |
1 files changed, 80 insertions, 0 deletions
@@ -290,6 +290,86 @@ char *nasm_strsep(char **stringp, const char *delim) } #endif +char *nasm_strrep(const char *str, const char *sub, char *lin, bool casesense) +{ + char *outline = lin; + char *temp1 = NULL; + char *temp2 = NULL; + char *l, *lp, *lt, *ls; + int count = 0; + int str_len, sub_len, lin_len; + int i, c; + + str_len = strlen(str); + sub_len = strlen(sub); + lin_len = strlen(lin); + + if ((str_len > 0) && (lin_len > 0)) { + if (casesense == false) { + l = nasm_strdup(lin); + for (i = 0; i < lin_len; i++) { + l[i] = (char)nasm_tolower_tab[(int)l[i]]; + } + ls = nasm_strdup(str); + for (i = 0; i < str_len; i++) { + ls[i] = (char)nasm_tolower_tab[(int)ls[i]]; + } + temp1 = l; + temp2 = ls; + } else { + l = lin; + ls = (char *)str; + } + + lt = l; + + do { + l = strstr(l, ls); + if (l != NULL) { + count ++; + l += str_len; + } + } while (l != NULL); + + if (count > 0) { + i = (lin_len - (count * str_len)); + i += (count * sub_len); + outline = nasm_zalloc(i); + + l = lt; + + for (i = 0; i < count; i ++) { + lp = l; + l = strstr(l, ls); + c = (lp - l); + if (c > 0) { + strncat(outline, lt, c); + } + strncat(outline, sub, sub_len); + l += str_len; + lt += str_len; + } + + c = (l - lin); + if (c < lin_len) { + strcat(outline, lt); + } + + if (temp2 != NULL) { + nasm_free(temp2); + } + + if (temp1 != NULL) { + nasm_free(temp1); + } + + nasm_free(lin); + } + } + + return outline; +} + #define lib_isnumchar(c) (nasm_isalnum(c) || (c) == '$' || (c) == '_') #define numvalue(c) ((c)>='a' ? (c)-'a'+10 : (c)>='A' ? (c)-'A'+10 : (c)-'0') |