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Merge pull request #463 from libexpat/small-xmlwf-refactoring

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Small xmlwf refactoring
This commit is contained in:
Sebastian Pipping 2021-04-20 13:34:54 +02:00 committed by GitHub
commit 10d3429621
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 30 additions and 23 deletions
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53
expat/xmlwf/xmlwf.c
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@ -50,6 +50,14 @@
# include <wchar.h>
#endif
enum ExitCode {
XMLWF_EXIT_SUCCESS = 0,
XMLWF_EXIT_INTERNAL_ERROR = 1,
XMLWF_EXIT_NOT_WELLFORMED = 2,
XMLWF_EXIT_OUTPUT_ERROR = 3,
XMLWF_EXIT_USAGE_ERROR = 4,
};
/* Structures for handler user data */
typedef struct NotationList {
struct NotationList *next;
@ -908,6 +916,19 @@ usage(const XML_Char *prog, int rc) {
int wmain(int argc, XML_Char **argv);
#endif
#define XMLWF_SHIFT_ARG_INTO(constCharStarTarget, argc, argv, i, j) \
{ \
if (argv[i][j + 1] == T('\0')) { \
if (++i == argc) \
usage(argv[0], XMLWF_EXIT_USAGE_ERROR); \
constCharStarTarget = argv[i]; \
} else { \
constCharStarTarget = argv[i] + j + 1; \
} \
i++; \
j = 0; \
}
int
tmain(int argc, XML_Char **argv) {
int i, j;
@ -920,7 +941,7 @@ tmain(int argc, XML_Char **argv) {
int requireStandalone = 0;
int requiresNotations = 0;
int continueOnError = 0;
int exitCode = 0;
int exitCode = XMLWF_EXIT_SUCCESS;
enum XML_ParamEntityParsing paramEntityParsing
= XML_PARAM_ENTITY_PARSING_NEVER;
int useStdin = 0;
@ -984,27 +1005,13 @@ tmain(int argc, XML_Char **argv) {
j++;
break;
case T('d'):
if (argv[i][j + 1] == T('\0')) {
if (++i == argc)
usage(argv[0], 4);
outputDir = argv[i];
} else
outputDir = argv[i] + j + 1;
i++;
j = 0;
XMLWF_SHIFT_ARG_INTO(outputDir, argc, argv, i, j);
break;
case T('e'):
if (argv[i][j + 1] == T('\0')) {
if (++i == argc)
usage(argv[0], 4);
encoding = argv[i];
} else
encoding = argv[i] + j + 1;
i++;
j = 0;
XMLWF_SHIFT_ARG_INTO(encoding, argc, argv, i, j);
break;
case T('h'):
usage(argv[0], 0);
usage(argv[0], XMLWF_EXIT_SUCCESS);
return 0;
case T('v'):
showVersion(argv[0]);
@ -1021,7 +1028,7 @@ tmain(int argc, XML_Char **argv) {
}
/* fall through */
default:
usage(argv[0], 4);
usage(argv[0], XMLWF_EXIT_USAGE_ERROR);
}
}
if (i == argc) {
@ -1040,7 +1047,7 @@ tmain(int argc, XML_Char **argv) {
if (! parser) {
tperror(T("Could not instantiate parser"));
exit(1);
exit(XMLWF_EXIT_INTERNAL_ERROR);
}
if (requireStandalone)
@ -1076,7 +1083,7 @@ tmain(int argc, XML_Char **argv) {
* sizeof(XML_Char));
if (! outName) {
tperror(T("Could not allocate memory"));
exit(1);
exit(XMLWF_EXIT_INTERNAL_ERROR);
}
tcscpy(outName, outputDir);
tcscat(outName, delim);
@ -1084,7 +1091,7 @@ tmain(int argc, XML_Char **argv) {
userData.fp = tfopen(outName, T("wb"));
if (! userData.fp) {
tperror(outName);
exitCode = 3;
exitCode = XMLWF_EXIT_OUTPUT_ERROR;
if (continueOnError) {
free(outName);
cleanupUserData(&userData);
@ -1153,7 +1160,7 @@ tmain(int argc, XML_Char **argv) {
}
XML_ParserFree(parser);
if (! result) {
exitCode = 2;
exitCode = XMLWF_EXIT_NOT_WELLFORMED;
cleanupUserData(&userData);
if (! continueOnError) {
break;