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add option/pragma erroraswarn, which force (or not) to treat the cpp #error directive as a #warning instead

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git-svn-id: https://swig.svn.sourceforge.net/svnroot/swig/trunk/SWIG@7926 626c5289-ae23-0410-ae9c-e8d60b6d4f22
This commit is contained in:
Marcelo Matus 2005-12-05 22:10:37 +00:00
commit 2acc32946b
3 changed files with 28 additions and 2 deletions
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16
Source/Preprocessor/cpp.c
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@ -30,6 +30,7 @@ static int single_include = 1; /* Only include each file once */
static Hash *included_files = 0;
static List *dependencies = 0;
static SwigScanner *id_scan = 0;
static int error_as_warning = 0; /* Understand the cpp #error directive as a #warning */
/* Test a character to see if it starts an identifier */
#define isidentifier(c) ((isalpha(c)) || (c == '_') || (c == '$'))
@ -247,6 +248,10 @@ void Preprocessor_ignore_missing(int a) {
ignore_missing = a;
}
void Preprocessor_error_as_warning(int a) {
error_as_warning = a;
}
/* -----------------------------------------------------------------------------
* Preprocessor_define()
@ -1520,7 +1525,11 @@ Preprocessor_parse(String *s)
}
} else if (StringEqual(id,k_error)) {
if (allow) {
Swig_error(Getfile(s),Getline(id),"%s\n",value);
if (error_as_warning) {
Swig_warning(WARN_PP_CPP_WARNING,Getfile(s),Getline(id),"%s\n", value);
} else {
Swig_error(Getfile(s),Getline(id),"%s\n",value);
}
}
} else if (StringEqual(id,k_line)) {
} else if (StringEqual(id,k_include)) {
@ -1568,9 +1577,12 @@ Preprocessor_parse(String *s)
char *c = Char(value)+5;
while (*c && (isspace((int)*c))) c++;
if (*c) {
if (Strncmp(c,"nowarn=",7) == 0) {
if (strncmp(c,"nowarn=",7) == 0) {
Swig_warnfilter(c+7,1);
}
else if (strncmp(c,"erroraswarn=",7) == 0) {
error_as_warning = atoi(c+12);
}
}
}
} else if (StringEqual(id,k_level)) {