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Here's my next patch to bring ecpg to version 1.1. It now correctly

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handles all transaction commands and the exec sql include command.

Michael Meskes
This commit is contained in:
Bruce Momjian
1998-03-20 03:08:11 +00:00
parent 561aead3f1
commit 80f7c41388
14 changed files with 275 additions and 95 deletions
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107
src/interfaces/ecpg/preproc/ecpg.c
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@ -9,6 +9,8 @@
#include <getopt.h>
#else
#include <unistd.h>
extern int optind;
extern char *optarg;
#endif
#include <stdlib.h>
#if defined(HAVE_STRING_H)
@ -19,19 +21,37 @@
#include "extern.h"
struct _include_path *include_paths;
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] [-d] [ -o outout file name] file1 [file2] ...\n", progname);
fprintf(stderr, "Usage: %s: [-v] [-d] [-I include path] [ -o output file name] file1 [file2] ...\n", progname);
}
static void
add_include_path(char * path)
{
struct _include_path *ip = include_paths;
include_paths = mm_alloc(sizeof(struct _include_path));
include_paths->path = path;
include_paths->next = ip;
}
int
main(int argc, char *const argv[])
{
int fnr, c, out_option = 0;
struct _include_path *ip;
add_include_path("/usr/include");
add_include_path(INCLUDE_PATH);
add_include_path("/usr/local/include");
add_include_path(".");
while ((c = getopt(argc, argv, "vdo:")) != EOF)
while ((c = getopt(argc, argv, "vdo:I:")) != EOF)
{
switch (c)
{
@ -45,64 +65,71 @@ main(int argc, char *const argv[])
case 'd':
debugging = 1;
break;
case 'I':
add_include_path(optarg);
break;
case 'v':
fprintf(stderr, "ecpg - the postgresql preprocessor, version: %d.%d.%d\n", MAJOR_VERSION, MINOR_VERSION, PATCHLEVEL);
fprintf(stderr, "exec sql include ... search starts here:\n");
for (ip = include_paths; ip != NULL; ip = ip->next)
fprintf(stderr, " %s\n", ip->path);
fprintf(stderr, "End of search list.\n");
return (0);
default:
usage(argv[0]);
return (1);
}
}
if (optind >= argc) /* no files specified */
{
usage(argv[0]);
return(1);
}
else
{
/* after the options there must not be anything but filenames */
for (fnr = optind; fnr < argc; fnr++)
{
char *filename,
*ptr2ext;
int ext = 0;
char *output_filename, *ptr2ext;
filename = mm_alloc(strlen(argv[fnr]) + 4);
input_filename = mm_alloc(strlen(argv[fnr]) + 5);
strcpy(filename, argv[fnr]);
strcpy(input_filename, argv[fnr]);
ptr2ext = strrchr(filename, '.');
/* no extension or extension not equal .pgc */
if (ptr2ext == NULL || strcmp(ptr2ext, ".pgc") != 0)
{
if (ptr2ext == NULL)
ext = 1; /* we need this information a while later */
ptr2ext = filename + strlen(filename);
ptr2ext[0] = '.';
}
/* make extension = .c */
ptr2ext[1] = 'c';
ptr2ext[2] = '\0';
if (out_option == 0)/* calculate the output name */
{
yyout = fopen(filename, "w");
if (yyout == NULL)
{
perror(filename);
free(filename);
continue;
}
}
if (ext == 1)
ptr2ext = strrchr(input_filename, '.');
/* no extension? */
if (ptr2ext == NULL)
{
ptr2ext = input_filename + strlen(input_filename);
/* no extension => add .pgc */
ptr2ext = strrchr(filename, '.');
ptr2ext[0] = '.';
ptr2ext[1] = 'p';
ptr2ext[2] = 'g';
ptr2ext[3] = 'c';
ptr2ext[4] = '\0';
input_filename = filename;
}
else
input_filename = argv[fnr];
if (out_option == 0)/* calculate the output name */
{
output_filename = strdup(input_filename);
ptr2ext = strrchr(output_filename, '.');
/* make extension = .c */
ptr2ext[1] = 'c';
ptr2ext[2] = '\0';
yyout = fopen(output_filename, "w");
if (yyout == NULL)
{
perror(output_filename);
free(output_filename);
free(input_filename);
continue;
}
}
yyin = fopen(input_filename, "r");
if (yyin == NULL)
perror(argv[fnr]);
@ -117,12 +144,14 @@ main(int argc, char *const argv[])
/* and parse the source */
yyparse();
fclose(yyin);
if (yyin != NULL)
fclose(yyin);
if (out_option == 0)
fclose(yyout);
}
free(filename);
free(output_filename);
free(input_filename);
}
}
return (0);