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This commit is contained in:
Michael Meskes
2000-01-18 13:03:49 +00:00
parent 4cd086ce43
commit c80ba6a1b5
14 changed files with 363 additions and 196 deletions
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66
src/interfaces/ecpg/preproc/ecpg.c
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@@ -17,12 +17,11 @@ struct cursor *cur = NULL;
struct typedefs *types = NULL;
struct _defines *defines = NULL;
static void
usage(char *progname)
{
fprintf(stderr, "ecpg - the postgresql preprocessor, version: %d.%d.%d\n", MAJOR_VERSION, MINOR_VERSION, PATCHLEVEL);
fprintf(stderr, "Usage: %s: [-v] [-t] [-I include path] [ -o output file name] file1 [file2] ...\n", progname);
fprintf(stderr, "Usage: %s: [-v] [-t] [-I include path] [ -o output file name] [-D define name] file1 [file2] ...\n", progname);
}
static void
@@ -35,6 +34,18 @@ add_include_path(char *path)
include_paths->next = ip;
}
static void
add_preprocessor_define(char *define)
{
struct _defines *pd = defines;
defines = mm_alloc(sizeof(struct _defines));
defines->old = strdup(define);
defines->new = strdup("");
defines->pertinent = true;
defines->next = pd;
}
int
main(int argc, char *const argv[])
{
@@ -49,7 +60,7 @@ main(int argc, char *const argv[])
add_include_path("/usr/local/include");
add_include_path(".");
while ((c = getopt(argc, argv, "vo:I:t")) != EOF)
while ((c = getopt(argc, argv, "vo:I:tD:")) != EOF)
{
switch (c)
{
@@ -73,6 +84,9 @@ main(int argc, char *const argv[])
case 'v':
verbose = true;
break;
case 'D':
add_preprocessor_define(optarg);
break;
default:
usage(argv[0]);
return ILLEGAL_OPTION;
@@ -106,7 +120,10 @@ main(int argc, char *const argv[])
strcpy(input_filename, argv[fnr]);
ptr2ext = strrchr(input_filename, '.');
/* take care of relative paths */
ptr2ext = strrchr(input_filename, '/');
ptr2ext = (ptr2ext ? strrchr(ptr2ext, '.') : strrchr(input_filename, '.'));
/* no extension? */
if (ptr2ext == NULL)
{
@@ -120,7 +137,7 @@ main(int argc, char *const argv[])
ptr2ext[4] = '\0';
}
if (out_option == 0)/* calculate the output name */
if (out_option == 0) /* calculate the output name */
{
output_filename = strdup(input_filename);
@@ -179,16 +196,29 @@ main(int argc, char *const argv[])
ptr = ptr->next;
free(this);
}
cur = NULL;
/* remove old defines as well */
for (defptr = defines; defptr != NULL;)
/* remove non-pertinent old defines as well */
while ( defines && !defines->pertinent ) {
defptr = defines;
defines = defines->next;
free(defptr->new);
free(defptr->old);
free(defptr);
}
for (defptr = defines; defptr != NULL; defptr = defptr->next )
{
struct _defines *this = defptr;
struct _defines *this = defptr->next;
if ( this && !this->pertinent ) {
defptr->next = this->next;
free(defptr->new);
free(defptr->old);
defptr = defptr->next;
free(this->new);
free(this->old);
free(this);
}
}
/* and old typedefs */
@@ -197,17 +227,25 @@ main(int argc, char *const argv[])
struct typedefs *this = typeptr;
free(typeptr->name);
free(typeptr->type);
ECPGfree_struct_member(typeptr->struct_member_list);
free(typeptr->type);
typeptr = typeptr->next;
free(this);
}
types = NULL;
/* initialize whenever structures */
memset(&when_error, 0, sizeof(struct when));
memset(&when_nf, 0, sizeof(struct when));
memset(&when_warn, 0, sizeof(struct when));
/* and structure member lists */
memset(struct_member_list, 0, sizeof(struct_member_list));
/* initialize lex */
lex_init();
/* we need two includes */
fprintf(yyout, "/* Processed by ecpg (%d.%d.%d) */\n/* These two include files are added by the preprocessor */\n#include <ecpgtype.h>\n#include <ecpglib.h>\n\n", MAJOR_VERSION, MINOR_VERSION, PATCHLEVEL);
fprintf(yyout, "/* Processed by ecpg (%d.%d.%d) */\n/* These two include files are added by the preprocessor */\n#include <ecpgtype.h>\n#include <ecpglib.h>\n#line 1 \"%s\"\n", MAJOR_VERSION, MINOR_VERSION, PATCHLEVEL, input_filename);
/* and parse the source */
yyparse();