/* ----------------------------------------------------------------------------- * See the LICENSE file for information on copyright, usage and redistribution * of SWIG, and the README file for authors - http://www.swig.org/release.html. * * misc.c * * Miscellaneous functions that don't really fit anywhere else. * ----------------------------------------------------------------------------- */ char cvsroot_misc_c[] = "$Header: /cvsroot/swig/SWIG/Source/Swig/misc.c,v 1.62 2006/11/15 23:45:47 wsfulton Exp $"; #include "swig.h" #include "swigkeys.h" #include #include #include static char *fake_version = 0; /* ----------------------------------------------------------------------------- * Swig_copy_string() * * Duplicate a NULL-terminate string given as a char *. * ----------------------------------------------------------------------------- */ char *Swig_copy_string(const char *s) { char *c = 0; if (s) { c = (char *) malloc(strlen(s) + 1); strcpy(c, s); } return c; } /* ----------------------------------------------------------------------------- * Swig_set_fakeversion() * * Version string override * ----------------------------------------------------------------------------- */ void Swig_set_fakeversion(const char *version) { fake_version = Swig_copy_string(version); } /* ----------------------------------------------------------------------------- * Swig_package_version() * * Return the package string containing the version number * ----------------------------------------------------------------------------- */ const char *Swig_package_version(void) { return fake_version ? fake_version : PACKAGE_VERSION; } /* ----------------------------------------------------------------------------- * Swig_banner() * * Emits the SWIG identifying banner. * ----------------------------------------------------------------------------- */ void Swig_banner(File *f) { Printf(f, "/* ----------------------------------------------------------------------------\n\ * This file was automatically generated by SWIG (http://www.swig.org).\n\ * Version %s\n\ * \n\ * This file is not intended to be easily readable and contains a number of \n\ * coding conventions designed to improve portability and efficiency. Do not make\n\ * changes to this file unless you know what you are doing--modify the SWIG \n\ * interface file instead. \n", Swig_package_version()); /* String too long for ISO compliance */ Printf(f, " * ----------------------------------------------------------------------------- */\n\n"); } /* ----------------------------------------------------------------------------- * Swig_string_escape() * * Takes a string object and produces a string with escape codes added to it. * ----------------------------------------------------------------------------- */ String *Swig_string_escape(String *s) { String *ns; int c; ns = NewStringEmpty(); while ((c = Getc(s)) != EOF) { if (c == '\n') { Printf(ns, "\\n"); } else if (c == '\r') { Printf(ns, "\\r"); } else if (c == '\t') { Printf(ns, "\\t"); } else if (c == '\\') { Printf(ns, "\\\\"); } else if (c == '\'') { Printf(ns, "\\'"); } else if (c == '\"') { Printf(ns, "\\\""); } else if (c == ' ') { Putc(c, ns); } else if (!isgraph(c)) { if (c < 0) c += UCHAR_MAX + 1; Printf(ns, "\\%o", c); } else { Putc(c, ns); } } return ns; } /* ----------------------------------------------------------------------------- * Swig_string_upper() * * Takes a string object and returns a copy that is uppercase * ----------------------------------------------------------------------------- */ String *Swig_string_upper(String *s) { String *ns; int c; ns = NewStringEmpty(); Seek(s, 0, SEEK_SET); while ((c = Getc(s)) != EOF) { Putc(toupper(c), ns); } return ns; } /* ----------------------------------------------------------------------------- * Swig_string_lower() * * Takes a string object and returns a copy that is lowercase * ----------------------------------------------------------------------------- */ String *Swig_string_lower(String *s) { String *ns; int c; ns = NewStringEmpty(); Seek(s, 0, SEEK_SET); while ((c = Getc(s)) != EOF) { Putc(tolower(c), ns); } return ns; } /* ----------------------------------------------------------------------------- * Swig_string_title() * * Takes a string object and returns a copy that is lowercase with first letter * capitalized * ----------------------------------------------------------------------------- */ String *Swig_string_title(String *s) { String *ns; int first = 1; int c; ns = NewStringEmpty(); Seek(s, 0, SEEK_SET); while ((c = Getc(s)) != EOF) { Putc(first ? toupper(c) : tolower(c), ns); first = 0; } return ns; } /* ----------------------------------------------------------------------------- * Swig_string_ccase() * * Takes a string object and returns a copy that is lowercase with the first * letter capitalized and the one following '_', which are removed. * * camel_case -> CamelCase * camelCase -> CamelCase * ----------------------------------------------------------------------------- */ String *Swig_string_ccase(String *s) { String *ns; int first = 1; int c; ns = NewStringEmpty(); Seek(s, 0, SEEK_SET); while ((c = Getc(s)) != EOF) { if (c == '_') { first = 1; continue; } Putc(first ? toupper(c) : c, ns); first = 0; } return ns; } /* ----------------------------------------------------------------------------- * Swig_string_lccase() * * Takes a string object and returns a copy with the character after * each '_' capitalised, and the '_' removed. The first character is * also forced to lowercase. * * camel_case -> camelCase * CamelCase -> camelCase * ----------------------------------------------------------------------------- */ String *Swig_string_lccase(String *s) { String *ns; int first = 1; int after_underscore = 0; int c; ns = NewStringEmpty(); Seek(s, 0, SEEK_SET); while ((c = Getc(s)) != EOF) { if (c == '_') { after_underscore = 1; continue; } if (first) { Putc(tolower(c), ns); first = 0; } else { Putc(after_underscore ? toupper(c) : c, ns); } after_underscore = 0; } return ns; } /* ----------------------------------------------------------------------------- * Swig_string_ucase() * * This is the reverse case of ccase, ie * * CamelCase -> camel_case * ----------------------------------------------------------------------------- */ String *Swig_string_ucase(String *s) { String *ns; int c; int lastC = 0; int underscore = 0; ns = NewStringEmpty(); /* We insert a underscore when: 1. Lower case char followed by upper case char getFoo > get_foo; getFOo > get_foo; GETFOO > getfoo 2. Number proceded by char get2D > get_2d; get22D > get_22d; GET2D > get_2d */ Seek(s, 0, SEEK_SET); while ((c = Getc(s)) != EOF) { if (isdigit(c) && isalpha(lastC)) underscore = 1; else if (isupper(c) && isalpha(lastC) && !isupper(lastC)) underscore = 1; lastC = c; if (underscore) { Putc('_', ns); underscore = 0; } Putc(tolower(c), ns); } return ns; } /* ----------------------------------------------------------------------------- * Swig_string_first_upper() * * Make the first character in the string uppercase, leave all the * rest the same. This is used by the Ruby module to provide backwards * compatibility with the old way of naming classes and constants. For * more info see the Ruby documentation. * * firstUpper -> FirstUpper * ----------------------------------------------------------------------------- */ String *Swig_string_first_upper(String *s) { String *ns = NewStringEmpty(); char *cs = Char(s); if (cs && cs[0] != 0) { Putc(toupper(cs[0]), ns); Append(ns, cs + 1); } return ns; } /* ----------------------------------------------------------------------------- * Swig_string_first_lower() * * Make the first character in the string lowercase, leave all the * rest the same. This is used by the Ruby module to provide backwards * compatibility with the old way of naming classes and constants. For * more info see the Ruby documentation. * * firstLower -> FirstLower * ----------------------------------------------------------------------------- */ String *Swig_string_first_lower(String *s) { String *ns = NewStringEmpty(); char *cs = Char(s); if (cs && cs[0] != 0) { Putc(tolower(cs[0]), ns); Append(ns, cs + 1); } return ns; } /* ----------------------------------------------------------------------------- * Swig_string_schemify() * * Replace underscores with dashes, to make identifiers look nice to Schemers. * * under_scores -> under-scores * ----------------------------------------------------------------------------- */ String *Swig_string_schemify(String *s) { String *ns = NewString(s); Replaceall(ns, "_", "-"); return ns; } /* ----------------------------------------------------------------------------- * Swig_string_typecode() * * Takes a string with possible type-escapes in it and replaces them with * real C datatypes. * ----------------------------------------------------------------------------- */ String *Swig_string_typecode(String *s) { String *ns; int c; String *tc; ns = NewStringEmpty(); while ((c = Getc(s)) != EOF) { if (c == '`') { String *str = 0; tc = NewStringEmpty(); while ((c = Getc(s)) != EOF) { if (c == '`') break; Putc(c, tc); } str = SwigType_str(tc, 0); Append(ns, str); Delete(str); } else { Putc(c, ns); if (c == '\'') { while ((c = Getc(s)) != EOF) { Putc(c, ns); if (c == '\'') break; if (c == '\\') { c = Getc(s); Putc(c, ns); } } } else if (c == '\"') { while ((c = Getc(s)) != EOF) { Putc(c, ns); if (c == '\"') break; if (c == '\\') { c = Getc(s); Putc(c, ns); } } } } } return ns; } /* ----------------------------------------------------------------------------- * Swig_string_mangle() * * Take a string and mangle it by stripping all non-valid C identifier * characters. * * This routine skips unnecessary blank spaces, therefore mangling * 'char *' and 'char*', 'std::pair' and * 'std::pair', produce the same result. * * However, note that 'long long' and 'long_long' produce different * mangled strings. * * The mangling method still is not 'perfect', for example std::pair and * std_pair return the same mangling. This is just a little better * than before, but it seems to be enough for most of the purposes. * * Having a perfect mangling will break some examples and code which * assume, for example, that A::get_value will be mangled as * A_get_value. * ----------------------------------------------------------------------------- */ String *Swig_string_mangle(const String *s) { #if 0 /* old mangling, not suitable for using in macros */ String *t = Copy(s); char *c = Char(t); while (*c) { if (!isalnum(*c)) *c = '_'; c++; } return t; #else String *result = NewStringEmpty(); int space = 0; int state = 0; char *pc, *cb; String *b = Copy(s); if (SwigType_istemplate(b)) { String *st = Swig_symbol_template_deftype(b, 0); String *sq = Swig_symbol_type_qualify(st, 0); String *t = SwigType_namestr(sq); Delete(st); Delete(sq); Delete(b); b = t; } pc = cb = StringChar(b); while (*pc) { char c = *pc; if (isalnum((int) c) || (c == '_')) { state = 1; if (space && (space == state)) { StringAppend(result, "_SS_"); } space = 0; Printf(result, "%c", (int) c); } else { if (isspace((int) c)) { space = state; ++pc; continue; } else { state = 3; space = 0; } switch (c) { case '.': if ((cb != pc) && (*(pc - 1) == 'p')) { StringAppend(result, "_"); ++pc; continue; } else { c = 'f'; } break; case ':': if (*(pc + 1) == ':') { StringAppend(result, "_"); ++pc; ++pc; continue; } break; case '*': c = 'm'; break; case '&': c = 'A'; break; case '<': c = 'l'; break; case '>': c = 'g'; break; case '=': c = 'e'; break; case ',': c = 'c'; break; case '(': c = 'p'; break; case ')': c = 'P'; break; case '[': c = 'b'; break; case ']': c = 'B'; break; case '^': c = 'x'; break; case '|': c = 'o'; break; case '~': c = 'n'; break; case '!': c = 'N'; break; case '%': c = 'M'; break; case '?': c = 'q'; break; case '+': c = 'a'; break; case '-': c = 's'; break; case '/': c = 'd'; break; default: break; } if (isalpha((int) c)) { Printf(result, "_S%c_", (int) c); } else { Printf(result, "_S%02X_", (int) c); } } ++pc; } Delete(b); return result; #endif } String *Swig_string_emangle(String *s) { return Swig_string_mangle(s); } /* ----------------------------------------------------------------------------- * Swig_scopename_prefix() * * Take a qualified name like "A::B::C" and return the scope name. * In this case, "A::B". Returns NULL if there is no base. * ----------------------------------------------------------------------------- */ void Swig_scopename_split(String *s, String **rprefix, String **rlast) { char *tmp = Char(s); char *c = tmp; char *cc = c; char *co = 0; if (!strstr(c, "::")) { *rprefix = 0; *rlast = Copy(s); } if ((co = strstr(cc, "operator "))) { if (co == cc) { *rprefix = 0; *rlast = Copy(s); return; } else { *rprefix = NewStringWithSize(cc, co - cc - 2); *rlast = NewString(co); return; } } while (*c) { if ((*c == ':') && (*(c + 1) == ':')) { cc = c; c += 2; } else { if (*c == '<') { int level = 1; c++; while (*c && level) { if (*c == '<') level++; if (*c == '>') level--; c++; } } else { c++; } } } if (cc != tmp) { *rprefix = NewStringWithSize(tmp, cc - tmp); *rlast = NewString(cc + 2); return; } else { *rprefix = 0; *rlast = Copy(s); } } String *Swig_scopename_prefix(String *s) { char *tmp = Char(s); char *c = tmp; char *cc = c; char *co = 0; if (!strstr(c, "::")) return 0; if ((co = strstr(cc, "operator "))) { if (co == cc) { return 0; } else { String *prefix = NewStringWithSize(cc, co - cc - 2); return prefix; } } while (*c) { if ((*c == ':') && (*(c + 1) == ':')) { cc = c; c += 2; } else { if (*c == '<') { int level = 1; c++; while (*c && level) { if (*c == '<') level++; if (*c == '>') level--; c++; } } else { c++; } } } if (cc != tmp) { return NewStringWithSize(tmp, cc - tmp); } else { return 0; } } /* ----------------------------------------------------------------------------- * Swig_scopename_last() * * Take a qualified name like "A::B::C" and returns the last. In this * case, "C". * ----------------------------------------------------------------------------- */ String *Swig_scopename_last(String *s) { char *tmp = Char(s); char *c = tmp; char *cc = c; char *co = 0; if (!strstr(c, "::")) return NewString(s); if ((co = strstr(cc, "operator "))) { return NewString(co); } while (*c) { if ((*c == ':') && (*(c + 1) == ':')) { cc = c; c += 2; } else { if (*c == '<') { int level = 1; c++; while (*c && level) { if (*c == '<') level++; if (*c == '>') level--; c++; } } else { c++; } } } return NewString(cc + 2); } /* ----------------------------------------------------------------------------- * Swig_scopename_first() * * Take a qualified name like "A::B::C" and returns the first scope name. * In this case, "A". Returns NULL if there is no base. * ----------------------------------------------------------------------------- */ String *Swig_scopename_first(String *s) { char *tmp = Char(s); char *c = tmp; char *co = 0; if (!strstr(c, "::")) return 0; if ((co = strstr(c, "operator "))) { if (co == c) { return 0; } } else { co = c + Len(s); } while (*c && (c != co)) { if ((*c == ':') && (*(c + 1) == ':')) { break; } else { if (*c == '<') { int level = 1; c++; while (*c && level) { if (*c == '<') level++; if (*c == '>') level--; c++; } } else { c++; } } } if (*c && (c != tmp)) { return NewStringWithSize(tmp, c - tmp); } else { return 0; } } /* ----------------------------------------------------------------------------- * Swig_scopename_suffix() * * Take a qualified name like "A::B::C" and returns the suffix. * In this case, "B::C". Returns NULL if there is no suffix. * ----------------------------------------------------------------------------- */ String *Swig_scopename_suffix(String *s) { char *tmp = Char(s); char *c = tmp; char *co = 0; if (!strstr(c, "::")) return 0; if ((co = strstr(c, "operator "))) { if (co == c) return 0; } while (*c) { if ((*c == ':') && (*(c + 1) == ':')) { break; } else { if (*c == '<') { int level = 1; c++; while (*c && level) { if (*c == '<') level++; if (*c == '>') level--; c++; } } else { c++; } } } if (*c && (c != tmp)) { return NewString(c + 2); } else { return 0; } } /* ----------------------------------------------------------------------------- * Swig_scopename_check() * * Checks to see if a name is qualified with a scope name * ----------------------------------------------------------------------------- */ int Swig_scopename_check(String *s) { char *c = Char(s); char *co = 0; if ((co = strstr(c, "operator "))) { if (co == c) return 0; } if (!strstr(c, "::")) return 0; while (*c) { if ((*c == ':') && (*(c + 1) == ':')) { return 1; } else { if (*c == '<') { int level = 1; c++; while (*c && level) { if (*c == '<') level++; if (*c == '>') level--; c++; } } else { c++; } } } return 0; } /* ----------------------------------------------------------------------------- * Swig_string_command() * * Executes a external command via popen with the string as a command * line parameter. For example: * * Printf(stderr,"%(command:sed 's/[a-z]/\U\\1/' <<<)s","hello") -> Hello * ----------------------------------------------------------------------------- */ #if defined(HAVE_POPEN) # if defined(_MSC_VER) # define popen _popen # define pclose _pclose # else extern FILE *popen(const char *command, const char *type); extern int pclose(FILE *stream); # endif #else # if defined(_MSC_VER) # define HAVE_POPEN 1 # define popen _popen # define pclose _pclose # endif #endif String *Swig_string_command(String *s) { String *res = NewStringEmpty(); #if defined(HAVE_POPEN) if (Len(s)) { char *command = Char(s); FILE *fp = popen(command, "r"); if (fp) { char buffer[1025]; while (fscanf(fp, "%1024s", buffer) != EOF) { Append(res, buffer); } pclose(fp); } else { Swig_error("SWIG", Getline(s), "Command encoder fails attempting '%s'.\n", s); exit(1); } } #endif return res; } /* ----------------------------------------------------------------------------- * Swig_string_rxspencer() * * Executes a regexp substitution via the RxSpencer library. For example: * * Printf(stderr,"gsl%(rxspencer:[GSL_.*_][@1])s","GSL_Hello_") -> gslHello * ----------------------------------------------------------------------------- */ #if defined(HAVE_RXSPENCER) #include #include #define USE_RXSPENCER #endif const char *skip_delim(char pb, char pe, const char *ce) { int end = 0; int lb = 0; while (!end && *ce != '\0') { if (*ce == pb) { ++lb; } if (*ce == pe) { if (!lb) { end = 1; --ce; } else { --lb; } } ++ce; } return end ? ce : 0; } #if defined(USE_RXSPENCER) String *Swig_string_rxspencer(String *s) { String *res = 0; if (Len(s)) { const char *cs = Char(s); const char *cb; const char *ce; if (*cs == '[') { int retval; regex_t compiled; cb = ++cs; ce = skip_delim('[', ']', cb); if (ce) { char bregexp[512]; strncpy(bregexp, cb, ce - cb); bregexp[ce - cb] = '\0'; ++ce; retval = regcomp(&compiled, bregexp, REG_EXTENDED); if (retval == 0) { cs = ce; if (*cs == '[') { cb = ++cs; ce = skip_delim('[', ']', cb); if (ce) { const char *cvalue = ce + 1; int nsub = (int) compiled.re_nsub + 1; regmatch_t *pmatch = (regmatch_t *) malloc(sizeof(regmatch_t) * (nsub)); retval = regexec(&compiled, cvalue, nsub, pmatch, 0); if (retval != REG_NOMATCH) { char *spos = 0; res = NewStringWithSize(cb, ce - cb); spos = Strchr(res, '@'); while (spos) { char cd = *(++spos); if (isdigit(cd)) { char arg[8]; size_t len; int i = cd - '0'; sprintf(arg, "@%d", i); if (i < nsub && (len = pmatch[i].rm_eo - pmatch[i].rm_so)) { char value[256]; strncpy(value, cvalue + pmatch[i].rm_so, len); value[len] = 0; Replaceall(res, arg, value); } else { Replaceall(res, arg, ""); } spos = Strchr(res, '@'); } else if (cd == '@') { spos = strchr(spos + 1, '@'); } } } free(pmatch); } } } regfree(&compiled); } } } if (!res) res = NewStringEmpty(); return res; } #else String *Swig_string_rxspencer(String *s) { (void) s; return NewStringEmpty(); } #endif /* ----------------------------------------------------------------------------- * Swig_init() * * Initialize the SWIG core * ----------------------------------------------------------------------------- */ void Swig_init() { /* Set some useful string encoding methods */ DohEncoding("escape", Swig_string_escape); DohEncoding("upper", Swig_string_upper); DohEncoding("lower", Swig_string_lower); DohEncoding("title", Swig_string_title); DohEncoding("ctitle", Swig_string_ccase); DohEncoding("lctitle", Swig_string_lccase); DohEncoding("utitle", Swig_string_ucase); DohEncoding("typecode", Swig_string_typecode); DohEncoding("mangle", Swig_string_emangle); DohEncoding("command", Swig_string_command); DohEncoding("rxspencer", Swig_string_rxspencer); DohEncoding("schemify", Swig_string_schemify); /* aliases for the case encoders */ DohEncoding("uppercase", Swig_string_upper); DohEncoding("lowercase", Swig_string_lower); DohEncoding("camelcase", Swig_string_ccase); DohEncoding("lowercamelcase", Swig_string_lccase); DohEncoding("undercase", Swig_string_ucase); DohEncoding("firstuppercase", Swig_string_first_upper); DohEncoding("firstlowercase", Swig_string_first_lower); /* Initialize the swig keys */ Swig_keys_init(); /* Initialize typemaps */ Swig_typemap_init(); /* Initialize symbol table */ Swig_symbol_init(); /* Initialize type system */ SwigType_typesystem_init(); /* Initialize template system */ SwigType_template_init(); }