diff options
Diffstat (limited to 'soltools/mkdepend/ifparser.c')
| -rw-r--r-- | soltools/mkdepend/ifparser.c | 235 |
1 files changed, 116 insertions, 119 deletions
diff --git a/soltools/mkdepend/ifparser.c b/soltools/mkdepend/ifparser.c index f9b4b6639aea..d342aa0e6365 100644 --- a/soltools/mkdepend/ifparser.c +++ b/soltools/mkdepend/ifparser.c @@ -123,66 +123,66 @@ parse_value (IfParser *g, const char *cp, int *valp) switch (*cp) { case '(': - DO (cp = ParseIfExpression (g, cp + 1, valp)); - SKIPSPACE (cp); - if (*cp != ')') - return CALLFUNC(g, handle_error) (g, cp, ")"); + DO (cp = ParseIfExpression (g, cp + 1, valp)); + SKIPSPACE (cp); + if (*cp != ')') + return CALLFUNC(g, handle_error) (g, cp, ")"); - return cp + 1; /* skip the right paren */ + return cp + 1; /* skip the right paren */ case '!': - DO (cp = parse_value (g, cp + 1, valp)); - *valp = !(*valp); - return cp; + DO (cp = parse_value (g, cp + 1, valp)); + *valp = !(*valp); + return cp; case '-': - DO (cp = parse_value (g, cp + 1, valp)); - *valp = -(*valp); - return cp; + DO (cp = parse_value (g, cp + 1, valp)); + *valp = -(*valp); + return cp; case '#': - DO (cp = parse_variable (g, cp + 1, &var)); - SKIPSPACE (cp); - if (*cp != '(') - return CALLFUNC(g, handle_error) (g, cp, "("); - do { DO (cp = parse_variable (g, cp + 1, &var)); SKIPSPACE (cp); - } while (*cp && *cp != ')'); - if (*cp != ')') - return CALLFUNC(g, handle_error) (g, cp, ")"); - *valp = 1; /* XXX */ - return cp + 1; + if (*cp != '(') + return CALLFUNC(g, handle_error) (g, cp, "("); + do { + DO (cp = parse_variable (g, cp + 1, &var)); + SKIPSPACE (cp); + } while (*cp && *cp != ')'); + if (*cp != ')') + return CALLFUNC(g, handle_error) (g, cp, ")"); + *valp = 1; /* XXX */ + return cp + 1; case 'd': - if (strncmp (cp, "defined", 7) == 0 && !isalnum(cp[7])) { - int paren = 0; - int len; - - cp += 7; - SKIPSPACE (cp); - if (*cp == '(') { - paren = 1; - cp++; + if (strncmp (cp, "defined", 7) == 0 && !isalnum(cp[7])) { + int paren = 0; + int len; + + cp += 7; + SKIPSPACE (cp); + if (*cp == '(') { + paren = 1; + cp++; + } + DO (cp = parse_variable (g, cp, &var)); + len = (int)(cp - var); + SKIPSPACE (cp); + if (paren && *cp != ')') + return CALLFUNC(g, handle_error) (g, cp, ")"); + *valp = (*(g->funcs.eval_defined)) (g, var, len); + return cp + paren; /* skip the right paren */ } - DO (cp = parse_variable (g, cp, &var)); - len = (int)(cp - var); - SKIPSPACE (cp); - if (paren && *cp != ')') - return CALLFUNC(g, handle_error) (g, cp, ")"); - *valp = (*(g->funcs.eval_defined)) (g, var, len); - return cp + paren; /* skip the right paren */ - } /* fall out */ } if (isdigit(*cp)) { - DO (cp = parse_number (g, cp, valp)); + DO (cp = parse_number (g, cp, valp)); } else if (!isvarfirstletter(*cp)) - return CALLFUNC(g, handle_error) (g, cp, "variable or number"); + return CALLFUNC(g, handle_error) (g, cp, "variable or number"); else { - DO (cp = parse_variable (g, cp, &var)); - *valp = (*(g->funcs.eval_variable)) (g, var, cp - var); + DO (cp = parse_variable (g, cp, &var)); + *valp = (*(g->funcs.eval_variable)) (g, var, cp - var); } return cp; @@ -200,23 +200,23 @@ parse_product (IfParser *g, const char *cp, int *valp) switch (*cp) { case '*': - DO (cp = parse_product (g, cp + 1, &rightval)); - *valp = (*valp * rightval); - break; + DO (cp = parse_product (g, cp + 1, &rightval)); + *valp = (*valp * rightval); + break; case '/': - DO (cp = parse_product (g, cp + 1, &rightval)); + DO (cp = parse_product (g, cp + 1, &rightval)); - /* Do nothing in the divide-by-zero case. */ - if (rightval) { - *valp = (*valp / rightval); - } - break; + /* Do nothing in the divide-by-zero case. */ + if (rightval) { + *valp = (*valp / rightval); + } + break; case '%': - DO (cp = parse_product (g, cp + 1, &rightval)); - *valp = (*valp % rightval); - break; + DO (cp = parse_product (g, cp + 1, &rightval)); + *valp = (*valp % rightval); + break; } return cp; } @@ -232,14 +232,14 @@ parse_sum (IfParser *g, const char *cp, int *valp) switch (*cp) { case '+': - DO (cp = parse_sum (g, cp + 1, &rightval)); - *valp = (*valp + rightval); - break; + DO (cp = parse_sum (g, cp + 1, &rightval)); + *valp = (*valp + rightval); + break; case '-': - DO (cp = parse_sum (g, cp + 1, &rightval)); - *valp = (*valp - rightval); - break; + DO (cp = parse_sum (g, cp + 1, &rightval)); + *valp = (*valp - rightval); + break; } return cp; } @@ -255,18 +255,18 @@ parse_shift (IfParser *g, const char *cp, int *valp) switch (*cp) { case '<': - if (cp[1] == '<') { - DO (cp = parse_shift (g, cp + 2, &rightval)); - *valp = (*valp << rightval); - } - break; + if (cp[1] == '<') { + DO (cp = parse_shift (g, cp + 2, &rightval)); + *valp = (*valp << rightval); + } + break; case '>': - if (cp[1] == '>') { - DO (cp = parse_shift (g, cp + 2, &rightval)); - *valp = (*valp >> rightval); - } - break; + if (cp[1] == '>') { + DO (cp = parse_shift (g, cp + 2, &rightval)); + *valp = (*valp >> rightval); + } + break; } return cp; } @@ -282,24 +282,24 @@ parse_inequality (IfParser *g, const char *cp, int *valp) switch (*cp) { case '<': - if (cp[1] == '=') { - DO (cp = parse_inequality (g, cp + 2, &rightval)); - *valp = (*valp <= rightval); - } else { - DO (cp = parse_inequality (g, cp + 1, &rightval)); - *valp = (*valp < rightval); - } - break; + if (cp[1] == '=') { + DO (cp = parse_inequality (g, cp + 2, &rightval)); + *valp = (*valp <= rightval); + } else { + DO (cp = parse_inequality (g, cp + 1, &rightval)); + *valp = (*valp < rightval); + } + break; case '>': - if (cp[1] == '=') { - DO (cp = parse_inequality (g, cp + 2, &rightval)); - *valp = (*valp >= rightval); - } else { - DO (cp = parse_inequality (g, cp + 1, &rightval)); - *valp = (*valp > rightval); - } - break; + if (cp[1] == '=') { + DO (cp = parse_inequality (g, cp + 2, &rightval)); + *valp = (*valp >= rightval); + } else { + DO (cp = parse_inequality (g, cp + 1, &rightval)); + *valp = (*valp > rightval); + } + break; } return cp; } @@ -315,18 +315,18 @@ parse_equality (IfParser *g, const char *cp, int *valp) switch (*cp) { case '=': - if (cp[1] == '=') - cp++; - DO (cp = parse_equality (g, cp + 1, &rightval)); - *valp = (*valp == rightval); - break; + if (cp[1] == '=') + cp++; + DO (cp = parse_equality (g, cp + 1, &rightval)); + *valp = (*valp == rightval); + break; case '!': - if (cp[1] != '=') + if (cp[1] != '=') + break; + DO (cp = parse_equality (g, cp + 2, &rightval)); + *valp = (*valp != rightval); break; - DO (cp = parse_equality (g, cp + 2, &rightval)); - *valp = (*valp != rightval); - break; } return cp; } @@ -342,11 +342,11 @@ parse_band (IfParser *g, const char *cp, int *valp) switch (*cp) { case '&': - if (cp[1] != '&') { - DO (cp = parse_band (g, cp + 1, &rightval)); - *valp = (*valp & rightval); - } - break; + if (cp[1] != '&') { + DO (cp = parse_band (g, cp + 1, &rightval)); + *valp = (*valp & rightval); + } + break; } return cp; } @@ -362,11 +362,11 @@ parse_bor (IfParser *g, const char *cp, int *valp) switch (*cp) { case '|': - if (cp[1] != '|') { - DO (cp = parse_bor (g, cp + 1, &rightval)); - *valp = (*valp | rightval); - } - break; + if (cp[1] != '|') { + DO (cp = parse_bor (g, cp + 1, &rightval)); + *valp = (*valp | rightval); + } + break; } return cp; } @@ -382,11 +382,11 @@ parse_land (IfParser *g, const char *cp, int *valp) switch (*cp) { case '&': - if (cp[1] != '&') - return CALLFUNC(g, handle_error) (g, cp, "&&"); - DO (cp = parse_land (g, cp + 2, &rightval)); - *valp = (*valp && rightval); - break; + if (cp[1] != '&') + return CALLFUNC(g, handle_error) (g, cp, "&&"); + DO (cp = parse_land (g, cp + 2, &rightval)); + *valp = (*valp && rightval); + break; } return cp; } @@ -402,11 +402,11 @@ parse_lor (IfParser *g, const char *cp, int *valp) switch (*cp) { case '|': - if (cp[1] != '|') - return CALLFUNC(g, handle_error) (g, cp, "||"); - DO (cp = parse_lor (g, cp + 2, &rightval)); - *valp = (*valp || rightval); - break; + if (cp[1] != '|') + return CALLFUNC(g, handle_error) (g, cp, "||"); + DO (cp = parse_lor (g, cp + 2, &rightval)); + *valp = (*valp || rightval); + break; } return cp; } @@ -417,10 +417,7 @@ parse_lor (IfParser *g, const char *cp, int *valp) ****************************************************************************/ const char * -ParseIfExpression (g, cp, valp) - IfParser *g; - const char *cp; - int *valp; +ParseIfExpression (IfParser *g, const char *cp, int *valp) { return parse_lor (g, cp, valp); } |