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zint-barcode-generator/backend/tests/testcommon.c

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/*
libzint - the open source barcode library
Copyright (C) 2019 - 2020 Robin Stuart <rstuart114@gmail.com>
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
1. Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the distribution.
3. Neither the name of the project nor the names of its contributors
may be used to endorse or promote products derived from this software
without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
SUCH DAMAGE.
*/
/* vim: set ts=4 sw=4 et : */
/*
* Adapted from qrencode/tests/common.c
* Copyright (C) 2006-2017 Kentaro Fukuchi <kentaro@fukuchi.org>
*/
#include "testcommon.h"
#ifndef NO_PNG
#include <png.h>
#include <zlib.h>
#include <setjmp.h>
#endif
#include <unistd.h>
#include <errno.h>
extern int module_is_set(const struct zint_symbol *symbol, const int y_coord, const int x_coord);
static int tests = 0;
static int failed = 0;
static int skipped = 0;
int assertionFailed = 0;
int assertionNum = 0;
static const char *testName = NULL;
static const char *testFunc = NULL;
void testStartReal(const char *func, const char *name) {
tests++;
testName = name;
testFunc = func;
assertionFailed = 0;
assertionNum = 0;
printf("_____%d: %s: %s...\n", tests, func, name);
}
void testEnd(int result) {
if (testName[0]) {
printf(".....%d: %s: %s ", tests, testFunc, testName);
} else {
printf(".....%d: %s: ", tests, testFunc);
}
if (result) {
puts("FAILED.");
failed++;
} else {
puts("PASSED.");
}
}
void testFinish(void) {
if (testName[0]) {
printf(".....%d: %s: %s ", tests, testFunc, testName);
} else {
printf(".....%d: %s: ", tests, testFunc);
}
if (assertionFailed) {
printf("FAILED. (%d assertions failed.)\n", assertionFailed);
failed++;
} else {
printf("PASSED. (%d assertions passed.)\n", assertionNum);
}
}
void testSkip(const char *msg) {
skipped++;
if (testName[0]) {
printf(".....%d: %s: %s ", tests, testFunc, testName);
} else {
printf(".....%d: %s: ", tests, testFunc);
}
if (assertionFailed) {
printf("FAILED. (%d assertions failed.)\n", assertionFailed);
failed++;
} else {
printf("SKIPPED. %s. (%d assertions passed.)\n", msg, assertionNum);
}
}
void testReport() {
if (failed && skipped) {
printf("Total %d tests, %d skipped, %d fails.\n", tests, skipped, failed);
exit(-1);
}
if (failed) {
printf("Total %d tests, %d fails.\n", tests, failed);
exit(-1);
}
if (skipped) {
printf("Total %d tests, %d skipped.\n", tests, skipped);
} else {
printf("Total %d tests, all passed.\n", tests);
}
}
void testRun(int argc, char *argv[], testFunction funcs[], int funcs_size) {
int i, opt, ran;
long long_opt;
char *optarg_endptr = NULL;
int debug = 0;
char *func = NULL;
char func_buf[256 + 5];
int index = -1;
int generate = 0;
typedef void (*func_void)(void);
typedef void (*func_debug)(int debug);
typedef void (*func_index)(int index);
typedef void (*func_index_debug)(int index, int debug);
typedef void (*func_generate)(int generate);
typedef void (*func_generate_debug)(int generate, int debug);
typedef void (*func_index_generate)(int index, int generate);
typedef void (*func_index_generate_debug)(int index, int generate, int debug);
while ((opt = getopt(argc, argv, "d:f:gi:")) != -1) {
switch (opt) {
case 'd':
errno = 0;
long_opt = strtol(optarg, &optarg_endptr, 10);
if (errno || optarg_endptr == optarg || long_opt < 0 || long_opt > INT_MAX) {
fprintf(stderr, "testRun: -d debug value invalid\n");
debug = 0;
} else {
debug = long_opt;
}
break;
case 'f':
if (strlen(optarg) < 256) {
if (strncmp(optarg, "test_", 5) == 0) {
strcpy(func_buf, optarg);
} else {
strcpy(func_buf, "test_");
strcat(func_buf, optarg);
}
func = func_buf;
} else {
fprintf(stderr, "testRun: -f func value too long\n");
func = NULL;
}
break;
case 'g':
generate = 1;
break;
case 'i':
errno = 0;
long_opt = strtol(optarg, &optarg_endptr, 10);
if (errno || optarg_endptr == optarg || long_opt < 0 || long_opt > INT_MAX) {
fprintf(stderr, "testRun: -i index value invalid\n");
index = -1;
} else {
index = long_opt;
}
break;
}
}
ran = 0;
for (i = 0; i < funcs_size; i++) {
if (func && strcmp(func, funcs[i].name) != 0) {
continue;
}
if (funcs[i].has_index && funcs[i].has_generate && funcs[i].has_debug) {
(*(func_index_generate_debug)funcs[i].func)(index, generate, debug);
} else if (funcs[i].has_index && funcs[i].has_generate) {
if (debug) fprintf(stderr, "testRun %s: -d ignored\n", funcs[i].name);
(*(func_index_generate)funcs[i].func)(index, generate);
} else if (funcs[i].has_index && funcs[i].has_debug) {
if (generate) fprintf(stderr, "testRun %s: -g ignored\n", funcs[i].name);
(*(func_index_debug)funcs[i].func)(index, debug);
} else if (funcs[i].has_index) {
if (generate) fprintf(stderr, "testRun %s: -g ignored\n", funcs[i].name);
if (debug) fprintf(stderr, "testRun %s: -d ignored\n", funcs[i].name);
(*(func_index)funcs[i].func)(index);
} else if (funcs[i].has_generate && funcs[i].has_debug) {
if (index != -1) fprintf(stderr, "testRun %s: -i index ignored\n", funcs[i].name);
(*(func_generate_debug)funcs[i].func)(generate, debug);
} else if (funcs[i].has_generate) {
if (index != -1) fprintf(stderr, "testRun %s: -i index ignored\n", funcs[i].name);
if (debug) fprintf(stderr, "testRun %s: -d ignored\n", funcs[i].name);
(*(func_generate)funcs[i].func)(generate);
} else if (funcs[i].has_debug) {
if (index != -1) fprintf(stderr, "testRun %s: -i index ignored\n", funcs[i].name);
if (generate) fprintf(stderr, "testRun %s -g ignored\n", funcs[i].name);
(*(func_debug)funcs[i].func)(debug);
} else {
if (index != -1) fprintf(stderr, "testRun %s: -i index ignored\n", funcs[i].name);
if (generate) fprintf(stderr, "testRun %s -g ignored\n", funcs[i].name);
if (debug) fprintf(stderr, "testRun %s: -d ignored\n", funcs[i].name);
(*(func_void)funcs[i].func)();
}
ran++;
}
if (func && !ran) {
fprintf(stderr, "testRun: unknown -f func arg\n");
}
}
char *testUtilBarcodeName(int symbology) {
struct item {
int define;
char *name;
int val;
};
struct item data[] = {
{ -1, "", 0 },
{ BARCODE_CODE11, "BARCODE_CODE11", 1 },
{ BARCODE_C25MATRIX, "BARCODE_C25MATRIX", 2 },
{ BARCODE_C25INTER, "BARCODE_C25INTER", 3 },
{ BARCODE_C25IATA, "BARCODE_C25IATA", 4 },
{ -1, "", 5 },
{ BARCODE_C25LOGIC, "BARCODE_C25LOGIC", 6 },
{ BARCODE_C25IND, "BARCODE_C25IND", 7 },
{ BARCODE_CODE39, "BARCODE_CODE39", 8 },
{ BARCODE_EXCODE39, "BARCODE_EXCODE39", 9 },
{ -1, "", 10 },
{ -1, "", 11 },
{ -1, "", 12 },
{ BARCODE_EANX, "BARCODE_EANX", 13 },
{ BARCODE_EANX_CHK, "BARCODE_EANX_CHK", 14 },
{ -1, "", 15 },
{ BARCODE_EAN128, "BARCODE_EAN128", 16 },
{ -1, "", 17 },
{ BARCODE_CODABAR, "BARCODE_CODABAR", 18 },
{ -1, "", 19 },
{ BARCODE_CODE128, "BARCODE_CODE128", 20 },
{ BARCODE_DPLEIT, "BARCODE_DPLEIT", 21 },
{ BARCODE_DPIDENT, "BARCODE_DPIDENT", 22 },
{ BARCODE_CODE16K, "BARCODE_CODE16K", 23 },
{ BARCODE_CODE49, "BARCODE_CODE49", 24 },
{ BARCODE_CODE93, "BARCODE_CODE93", 25 },
{ -1, "", 26 },
{ -1, "", 27 },
{ BARCODE_FLAT, "BARCODE_FLAT", 28 },
{ BARCODE_RSS14, "BARCODE_RSS14", 29 },
{ BARCODE_RSS_LTD, "BARCODE_RSS_LTD", 30 },
{ BARCODE_RSS_EXP, "BARCODE_RSS_EXP", 31 },
{ BARCODE_TELEPEN, "BARCODE_TELEPEN", 32 },
{ -1, "", 33 },
{ BARCODE_UPCA, "BARCODE_UPCA", 34 },
{ BARCODE_UPCA_CHK, "BARCODE_UPCA_CHK", 35 },
{ -1, "", 36 },
{ BARCODE_UPCE, "BARCODE_UPCE", 37 },
{ BARCODE_UPCE_CHK, "BARCODE_UPCE_CHK", 38 },
{ -1, "", 39 },
{ BARCODE_POSTNET, "BARCODE_POSTNET", 40 },
{ -1, "", 41 },
{ -1, "", 42 },
{ -1, "", 43 },
{ -1, "", 44 },
{ -1, "", 45 },
{ -1, "", 46 },
{ BARCODE_MSI_PLESSEY, "BARCODE_MSI_PLESSEY", 47 },
{ -1, "", 48 },
{ BARCODE_FIM, "BARCODE_FIM", 49 },
{ BARCODE_LOGMARS, "BARCODE_LOGMARS", 50 },
{ BARCODE_PHARMA, "BARCODE_PHARMA", 51 },
{ BARCODE_PZN, "BARCODE_PZN", 52 },
{ BARCODE_PHARMA_TWO, "BARCODE_PHARMA_TWO", 53 },
{ -1, "", 54 },
{ BARCODE_PDF417, "BARCODE_PDF417", 55 },
{ BARCODE_PDF417TRUNC, "BARCODE_PDF417TRUNC", 56 },
{ BARCODE_MAXICODE, "BARCODE_MAXICODE", 57 },
{ BARCODE_QRCODE, "BARCODE_QRCODE", 58 },
{ -1, "", 59 },
{ BARCODE_CODE128B, "BARCODE_CODE128B", 60 },
{ -1, "", 61 },
{ -1, "", 62 },
{ BARCODE_AUSPOST, "BARCODE_AUSPOST", 63 },
{ -1, "", 64 },
{ -1, "", 65 },
{ BARCODE_AUSREPLY, "BARCODE_AUSREPLY", 66 },
{ BARCODE_AUSROUTE, "BARCODE_AUSROUTE", 67 },
{ BARCODE_AUSREDIRECT, "BARCODE_AUSREDIRECT", 68 },
{ BARCODE_ISBNX, "BARCODE_ISBNX", 69 },
{ BARCODE_RM4SCC, "BARCODE_RM4SCC", 70 },
{ BARCODE_DATAMATRIX, "BARCODE_DATAMATRIX", 71 },
{ BARCODE_EAN14, "BARCODE_EAN14", 72 },
{ BARCODE_VIN, "BARCODE_VIN", 73 },
{ BARCODE_CODABLOCKF, "BARCODE_CODABLOCKF", 74 },
{ BARCODE_NVE18, "BARCODE_NVE18", 75 },
{ BARCODE_JAPANPOST, "BARCODE_JAPANPOST", 76 },
{ BARCODE_KOREAPOST, "BARCODE_KOREAPOST", 77 },
{ -1, "", 78 },
{ BARCODE_RSS14STACK, "BARCODE_RSS14STACK", 79 },
{ BARCODE_RSS14STACK_OMNI, "BARCODE_RSS14STACK_OMNI", 80 },
{ BARCODE_RSS_EXPSTACK, "BARCODE_RSS_EXPSTACK", 81 },
{ BARCODE_PLANET, "BARCODE_PLANET", 82 },
{ -1, "", 83 },
{ BARCODE_MICROPDF417, "BARCODE_MICROPDF417", 84 },
{ BARCODE_ONECODE, "BARCODE_ONECODE", 85 },
{ BARCODE_PLESSEY, "BARCODE_PLESSEY", 86 },
{ BARCODE_TELEPEN_NUM, "BARCODE_TELEPEN_NUM", 87 },
{ -1, "", 88 },
{ BARCODE_ITF14, "BARCODE_ITF14", 89 },
{ BARCODE_KIX, "BARCODE_KIX", 90 },
{ -1, "", 91 },
{ BARCODE_AZTEC, "BARCODE_AZTEC", 92 },
{ BARCODE_DAFT, "BARCODE_DAFT", 93 },
{ -1, "", 94 },
{ -1, "", 95 },
{ -1, "", 96 },
{ BARCODE_MICROQR, "BARCODE_MICROQR", 97 },
{ BARCODE_HIBC_128, "BARCODE_HIBC_128", 98 },
{ BARCODE_HIBC_39, "BARCODE_HIBC_39", 99 },
{ -1, "", 100 },
{ -1, "", 101 },
{ BARCODE_HIBC_DM, "BARCODE_HIBC_DM", 102 },
{ -1, "", 103 },
{ BARCODE_HIBC_QR, "BARCODE_HIBC_QR", 104 },
{ -1, "", 105 },
{ BARCODE_HIBC_PDF, "BARCODE_HIBC_PDF", 106 },
{ -1, "", 107 },
{ BARCODE_HIBC_MICPDF, "BARCODE_HIBC_MICPDF", 108 },
{ -1, "", 109 },
{ BARCODE_HIBC_BLOCKF, "BARCODE_HIBC_BLOCKF", 110 },
{ -1, "", 111 },
{ BARCODE_HIBC_AZTEC, "BARCODE_HIBC_AZTEC", 112 },
{ -1, "", 113 },
{ -1, "", 114 },
{ BARCODE_DOTCODE, "BARCODE_DOTCODE", 115 },
{ BARCODE_HANXIN, "BARCODE_HANXIN", 116 },
{ -1, "", 117 },
{ -1, "", 118 },
{ -1, "", 119 },
{ -1, "", 120 },
{ BARCODE_MAILMARK, "BARCODE_MAILMARK", 121 },
{ -1, "", 122 },
{ -1, "", 123 },
{ -1, "", 124 },
{ -1, "", 125 },
{ -1, "", 126 },
{ -1, "", 127 },
{ BARCODE_AZRUNE, "BARCODE_AZRUNE", 128 },
{ BARCODE_CODE32, "BARCODE_CODE32", 129 },
{ BARCODE_EANX_CC, "BARCODE_EANX_CC", 130 },
{ BARCODE_EAN128_CC, "BARCODE_EAN128_CC", 131 },
{ BARCODE_RSS14_CC, "BARCODE_RSS14_CC", 132 },
{ BARCODE_RSS_LTD_CC, "BARCODE_RSS_LTD_CC", 133 },
{ BARCODE_RSS_EXP_CC, "BARCODE_RSS_EXP_CC", 134 },
{ BARCODE_UPCA_CC, "BARCODE_UPCA_CC", 135 },
{ BARCODE_UPCE_CC, "BARCODE_UPCE_CC", 136 },
{ BARCODE_RSS14STACK_CC, "BARCODE_RSS14STACK_CC", 137 },
{ BARCODE_RSS14_OMNI_CC, "BARCODE_RSS14_OMNI_CC", 138 },
{ BARCODE_RSS_EXPSTACK_CC, "BARCODE_RSS_EXPSTACK_CC", 139 },
{ BARCODE_CHANNEL, "BARCODE_CHANNEL", 140 },
{ BARCODE_CODEONE, "BARCODE_CODEONE", 141 },
{ BARCODE_GRIDMATRIX, "BARCODE_GRIDMATRIX", 142 },
{ BARCODE_UPNQR, "BARCODE_UPNQR", 143 },
{ BARCODE_ULTRA, "BARCODE_ULTRA", 144 },
{ BARCODE_RMQR, "BARCODE_RMQR", 145 },
};
int data_size = sizeof(data) / sizeof(struct item);
if (symbology < 0 || symbology >= data_size) {
return "";
}
if (data[symbology].val != symbology || (data[symbology].define != -1 && data[symbology].define != symbology)) { // Self-check
fprintf(stderr, "testUtilBarcodeName data table out of sync (%d)\n", symbology);
abort();
}
return data[symbology].name;
}
int testUtilSetSymbol(struct zint_symbol *symbol, int symbology, int input_mode, int eci, int option_1, int option_2, int option_3, int output_options, char *data, int length, int debug) {
symbol->symbology = symbology;
if (input_mode != -1) {
symbol->input_mode = input_mode;
}
if (eci != -1) {
symbol->eci = eci;
}
if (option_1 != -1) {
symbol->option_1 = option_1;
}
if (option_2 != -1) {
symbol->option_2 = option_2;
}
if (option_3 != -1) {
symbol->option_3 = option_3;
}
if (output_options != -1) {
symbol->output_options = output_options;
}
symbol->debug |= debug;
if (length == -1) {
length = strlen(data);
}
return length;
}
char *testUtilErrorName(int error_number) {
struct item {
int define;
char *name;
int val;
};
struct item data[] = {
{ 0, "0", 0 },
{ -1, "", 1 },
{ ZINT_WARN_INVALID_OPTION, "ZINT_WARN_INVALID_OPTION", 2 },
{ ZINT_WARN_USES_ECI, "ZINT_WARN_USES_ECI", 3 },
{ -1, "", 4 },
{ ZINT_ERROR_TOO_LONG, "ZINT_ERROR_TOO_LONG", 5 },
{ ZINT_ERROR_INVALID_DATA, "ZINT_ERROR_INVALID_DATA", 6 },
{ ZINT_ERROR_INVALID_CHECK, "ZINT_ERROR_INVALID_CHECK", 7 },
{ ZINT_ERROR_INVALID_OPTION, "ZINT_ERROR_INVALID_OPTION", 8 },
{ ZINT_ERROR_ENCODING_PROBLEM, "ZINT_ERROR_ENCODING_PROBLEM", 9 },
{ ZINT_ERROR_FILE_ACCESS, "ZINT_ERROR_FILE_ACCESS", 10 },
{ ZINT_ERROR_MEMORY, "ZINT_ERROR_MEMORY", 11 },
};
int data_size = sizeof(data) / sizeof(struct item);
if (error_number < 0 || error_number >= data_size) {
return "";
}
if (data[error_number].val != error_number || (data[error_number].define != -1 && data[error_number].define != error_number)) { // Self-check
fprintf(stderr, "testUtilErrorName data table out of sync (%d)\n", error_number);
abort();
}
return data[error_number].name;
}
char *testUtilInputModeName(int input_mode) {
struct item {
int define;
char *name;
int val;
};
struct item data[] = {
{ DATA_MODE, "DATA_MODE", 0 },
{ UNICODE_MODE, "UNICODE_MODE", 1 },
{ GS1_MODE, "GS1_MODE", 2 },
{ -1, "", 3 },
{ -1, "", 4 },
{ -1, "", 5 },
{ -1, "", 6 },
{ -1, "", 7 },
{ DATA_MODE | ESCAPE_MODE, "DATA_MODE | ESCAPE_MODE", 8 },
{ UNICODE_MODE | ESCAPE_MODE, "UNICODE_MODE | ESCAPE_MODE", 9 },
{ GS1_MODE | ESCAPE_MODE, "GS1_MODE | ESCAPE_MODE", 10 },
};
int data_size = sizeof(data) / sizeof(struct item);
if (input_mode < 0 || input_mode >= data_size) {
return input_mode == -1 ? "-1" : "";
}
if (data[input_mode].val != input_mode || (data[input_mode].define != -1 && data[input_mode].define != input_mode)) { // Self-check
fprintf(stderr, "testUtilInputModeName data table out of sync (%d)\n", input_mode);
abort();
}
return data[input_mode].name;
}
char *testUtilOption3Name(int option_3) {
switch (option_3) {
case DM_SQUARE: return "DM_SQUARE";
case DM_DMRE: return "DM_DMRE";
case ZINT_FULL_MULTIBYTE: return "ZINT_FULL_MULTIBYTE";
case ULTRA_COMPRESSION: return "ULTRA_COMPRESSION";
}
return "-1";
}
char *testUtilOutputOptionsName(int output_options) {
static char buf[512];
struct item {
char *name;
int define;
int val;
};
struct item data[] = {
{ "BARCODE_NO_ASCII", BARCODE_NO_ASCII, 1 },
{ "BARCODE_BIND", BARCODE_BIND, 2 },
{ "BARCODE_BOX", BARCODE_BOX, 4 },
{ "BARCODE_STDOUT", BARCODE_STDOUT, 8 },
{ "READER_INIT", READER_INIT, 16 },
{ "SMALL_TEXT", SMALL_TEXT, 32 },
{ "BOLD_TEXT", BOLD_TEXT, 64 },
{ "CMYK_COLOUR", CMYK_COLOUR, 128 },
{ "BARCODE_DOTTY_MODE", BARCODE_DOTTY_MODE, 256 },
{ "GS1_GS_SEPARATOR", GS1_GS_SEPARATOR, 512 },
};
int data_size = ARRAY_SIZE(data);
int set = 0;
int i;
if (output_options == -1) {
return "-1";
}
if (output_options == 0) {
return "0";
}
buf[0] = '\0';
for (i = 0; i < data_size; i++) {
if (data[i].define != data[i].val) { // Self-check
fprintf(stderr, "testUtilOutputOptionsName data table out of sync (%d)\n", i);
abort();
}
if (output_options & data[i].define) {
if (set) {
strcat(buf, " | ");
}
strcat(buf, data[i].name);
set = 1;
}
}
return buf;
}
int testUtilDAFTConvert(const struct zint_symbol *symbol, char *buffer, int buffer_size) {
buffer[0] = '\0';
char *b = buffer;
for (int i = 0; i < symbol->width && b < buffer + buffer_size; i += 2) {
if (module_is_set(symbol, 0, i) && module_is_set(symbol, 2, i)) {
*b++ = 'F';
} else if (module_is_set(symbol, 0, i)) {
*b++ = 'A';
} else if (module_is_set(symbol, 2, i)) {
*b++ = 'D';
} else {
*b++ = 'T';
}
}
if (b == buffer + buffer_size) {
return FALSE;
}
*b = '\0';
return TRUE;
}
/* Is string valid UTF-8? */
int testUtilIsValidUTF8(const unsigned char str[], const size_t length) {
size_t i;
unsigned int codepoint, state = 0;
for (i = 0; i < length; i++) {
if (decode_utf8(&state, &codepoint, str[i]) == 12) {
return 0;
}
}
return state == 0;
}
char *testUtilEscape(char *buffer, int length, char *escaped, int escaped_size) {
int i;
unsigned char *b = (unsigned char *) buffer;
unsigned char *be = b + length;
int non_utf8 = !testUtilIsValidUTF8(b, length);
for (i = 0; b < be && i < escaped_size; b++) {
if (non_utf8 || *b < ' ' || *b == '\177') {
if (i < escaped_size - 4) {
sprintf(escaped + i, "\\%.3o", *b);
}
i += 4;
} else if (*b == '\\' || *b == '"') {
if (i < escaped_size - 2) {
escaped[i] = '\\';
escaped[i + 1] = *b;
}
i += 2;
} else if (b + 1 < be && *b == 0xC2 && *(b + 1) < 0xA0) {
if (i < escaped_size - 8) {
sprintf(escaped + i, "\\%.3o\\%.3o", *b, *(b + 1));
}
i += 8;
b++;
} else {
escaped[i++] = *b;
}
}
if (i >= escaped_size) {
return NULL;
}
escaped[i] = '\0';
return escaped;
}
char *testUtilReadCSVField(char *buffer, char *field, int field_size) {
int i;
char *b = buffer;
for (i = 0; i < field_size && *b && *b != ',' && *b != '\n' && *b != '\r'; i++) {
field[i] = *b++;
}
if (i == field_size) {
return NULL;
}
field[i] = '\0';
return b;
}
void testUtilStrCpyRepeat(char *buffer, char *repeat, int size) {
int i;
int len = strlen(repeat);
int max = size - len;
if (len == 0) {
fprintf(stderr, "testUtilStrCpyRepeat: only use non-empty, non-NUL single-byte data for repeat pattern\n");
abort();
}
for (i = 0; i < max; i += len) {
memcpy(buffer + i, repeat, len);
}
memcpy(buffer + i, repeat, size - i);
buffer[size] = '\0';
}
int testUtilSymbolCmp(const struct zint_symbol *a, const struct zint_symbol *b) {
if (a->symbology != b->symbology) {
return 1;
}
if (a->rows != b->rows) {
return 2;
}
if (a->width != b->width) {
return 3;
}
for (int i = 0; i < a->rows; i++) {
for (int j = 0; j < a->width; j++) {
if (module_is_set(a, i, j) != module_is_set(b, i, j)) {
return 4;
}
}
}
if (a->height != b->height) {
return 5;
}
if (a->whitespace_width != b->whitespace_width) {
return 6;
}
if (a->border_width != b->border_width) {
return 7;
}
if (a->output_options != b->output_options) {
return 8;
}
if (a->scale != b->scale) {
return 9;
}
return 0;
}
struct zint_vector *testUtilVectorCpy(const struct zint_vector *in) {
struct zint_vector *out = malloc(sizeof(struct zint_vector));
out->width = in->width;
out->height = in->height;
out->rectangles = NULL;
out->strings = NULL;
out->circles = NULL;
out->hexagons = NULL;
struct zint_vector_rect *rect;
struct zint_vector_string *string;
struct zint_vector_circle *circle;
struct zint_vector_hexagon *hexagon;
struct zint_vector_rect **outrect;
struct zint_vector_string **outstring;
struct zint_vector_circle **outcircle;
struct zint_vector_hexagon **outhexagon;
// Copy rectangles
rect = in->rectangles;
outrect = &(out->rectangles);
while (rect) {
*outrect = malloc(sizeof(struct zint_vector_rect));
memcpy(*outrect, rect, sizeof(struct zint_vector_rect));
outrect = &((*outrect)->next);
rect = rect->next;
}
*outrect = NULL;
// Copy Strings
string = in->strings;
outstring = &(out->strings);
while (string) {
*outstring = malloc(sizeof(struct zint_vector_string));
memcpy(*outstring, string, sizeof(struct zint_vector_string));
(*outstring)->text = malloc(sizeof(unsigned char) * (ustrlen(string->text) + 1));
ustrcpy((*outstring)->text, string->text);
outstring = &((*outstring)->next);
string = string->next;
}
*outstring = NULL;
// Copy Circles
circle = in->circles;
outcircle = &(out->circles);
while (circle) {
*outcircle = malloc(sizeof(struct zint_vector_circle));
memcpy(*outcircle, circle, sizeof(struct zint_vector_circle));
outcircle = &((*outcircle)->next);
circle = circle->next;
}
*outcircle = NULL;
// Copy Hexagons
hexagon = in->hexagons;
outhexagon = &(out->hexagons);
while (hexagon) {
*outhexagon = malloc(sizeof(struct zint_vector_hexagon));
memcpy(*outhexagon, hexagon, sizeof(struct zint_vector_hexagon));
outhexagon = &((*outhexagon)->next);
hexagon = hexagon->next;
}
*outhexagon = NULL;
return out;
}
int testUtilVectorCmp(const struct zint_vector *a, const struct zint_vector *b) {
struct zint_vector_rect *arect;
struct zint_vector_string *astring;
struct zint_vector_circle *acircle;
struct zint_vector_hexagon *ahexagon;
struct zint_vector_rect *brect;
struct zint_vector_string *bstring;
struct zint_vector_circle *bcircle;
struct zint_vector_hexagon *bhexagon;
if (a->width != b->width) {
return 1;
}
if (a->height != b->height) {
return 2;
}
// Compare rectangles
arect = a->rectangles;
brect = b->rectangles;
while (arect) {
if (!brect) {
return 11;
}
if (arect->x != brect->x) {
return 12;
}
if (arect->y != brect->y) {
return 13;
}
if (arect->height != brect->height) {
return 14;
}
if (arect->width != brect->width) {
return 15;
}
if (arect->colour != brect->colour) {
return 16;
}
arect = arect->next;
brect = brect->next;
}
if (brect) {
return 10;
}
// Compare strings
astring = a->strings;
bstring = b->strings;
while (astring) {
if (!bstring) {
return 21;
}
if (astring->x != bstring->x) {
return 22;
}
if (astring->y != bstring->y) {
return 23;
}
if (astring->fsize != bstring->fsize) {
return 24;
}
if (astring->width != bstring->width) {
return 25;
}
if (astring->length != bstring->length) {
return 26;
}
if (ustrlen(astring->text) != ustrlen(bstring->text)) {
return 27;
}
if (strcmp((const char*)astring->text, (const char*)bstring->text) != 0) {
return 28;
}
astring = astring->next;
bstring = bstring->next;
}
if (bstring) {
return 20;
}
// Compare circles
acircle = a->circles;
bcircle = b->circles;
while (acircle) {
if (!bcircle) {
return 31;
}
if (acircle->x != bcircle->x) {
return 32;
}
if (acircle->y != bcircle->y) {
return 33;
}
if (acircle->diameter != bcircle->diameter) {
return 34;
}
if (acircle->colour != bcircle->colour) {
return 35;
}
acircle = acircle->next;
bcircle = bcircle->next;
}
if (bcircle) {
return 30;
}
// Compare hexagons
ahexagon = a->hexagons;
bhexagon = b->hexagons;
while (ahexagon) {
if (!bhexagon) {
return 41;
}
if (ahexagon->x != bhexagon->x) {
return 42;
}
if (ahexagon->y != bhexagon->y) {
return 43;
}
if (ahexagon->diameter != bhexagon->diameter) {
return 44;
}
ahexagon = ahexagon->next;
bhexagon = bhexagon->next;
}
if (bhexagon) {
return 40;
}
return 0;
}
void testUtilModulesDump(const struct zint_symbol *symbol, char *prefix, char *postfix) {
int r;
for (r = 0; r < symbol->rows; r++) {
testUtilModulesDumpRow(symbol, r, prefix, postfix);
}
}
void testUtilModulesDumpRow(const struct zint_symbol *symbol, int row, char *prefix, char *postfix) {
int w;
if (*prefix) {
fputs(prefix, stdout);
}
putchar('"');
for (w = 0; w < symbol->width; w++) {
putchar(module_is_set(symbol, row, w) + '0');
}
putchar('"');
if (*postfix) {
fputs(postfix, stdout);
}
}
int testUtilModulesCmp(const struct zint_symbol *symbol, const char *expected, int *width, int *row) {
const char *e = expected;
const char *ep = expected + strlen(expected);
int r, w = 0;
for (r = 0; r < symbol->rows && e < ep; r++) {
for (w = 0; w < symbol->width && e < ep; w++) {
if (module_is_set(symbol, r, w) + '0' != *e) {
*row = r;
*width = w;
return 1 /*fail*/;
}
e++;
}
}
*row = r;
*width = w;
return e != ep || r != symbol->rows || w != symbol->width ? 1 /*fail*/ : 0 /*success*/;
}
int testUtilModulesCmpRow(const struct zint_symbol *symbol, int row, const char *expected, int *width) {
const char *e = expected;
const char *ep = expected + strlen(expected);
int w;
for (w = 0; w < symbol->width && e < ep; w++) {
if (module_is_set(symbol, row, w) + '0' != *e) {
*width = w;
return 1 /*fail*/;
}
e++;
}
*width = w;
return e != ep || w != symbol->width ? 1 /*fail*/ : 0 /*success*/;
}
int testUtilModulesDumpHex(const struct zint_symbol *symbol, char dump[], int dump_size) {
int i, r;
char hex[] = {'0', '1', '2', '3', '4', '5', '6', '7', '8',
'9', 'A', 'B', 'C', 'D', 'E', 'F'};
int space = 0;
char *d = dump;
char *de = dump + dump_size;
for (r = 0; r < symbol->rows && d < de; r++) {
int byt = 0;
for (i = 0; i < symbol->width && d < de; i++) {
if (space == 2) {
*d++ = ' ';
space = 0;
}
byt = byt << 1;
if (module_is_set(symbol, r, i)) {
byt += 1;
}
if (d < de && ((i + 1) % 4) == 0) {
*d++ = hex[byt];
space++;
byt = 0;
}
}
if (d < de && (symbol->width % 4) != 0) {
byt = byt << (4 - (symbol->width % 4));
*d++ = hex[byt];
space++;
}
}
if (d == de) {
return -1;
}
*d = '\0';
return d - dump;
}
char *testUtilUIntArrayDump(unsigned int *array, int size, char *dump, int dump_size) {
int i, cnt_len = 0;
for (i = 0; i < size; i++) {
cnt_len += sprintf(dump + cnt_len, "%X ", array[i]);
if (cnt_len + 19 > dump_size) {
break;
}
}
dump[cnt_len ? cnt_len - 1 : 0] = '\0';
return dump;
}
char *testUtilUCharArrayDump(unsigned char *array, int size, char *dump, int dump_size) {
int i, cnt_len = 0;
for (i = 0; i < size; i++) {
cnt_len += sprintf(dump + cnt_len, "%X ", array[i]);
if (cnt_len + 3 > dump_size) {
break;
}
}
dump[cnt_len ? cnt_len - 1 : 0] = '\0';
return dump;
}
void testUtilBitmapPrint(const struct zint_symbol *symbol) {
static char colour[] = { '0', 'C', 'B', 'M', 'R', 'Y', 'G', '1' };
int row, column, i, j;
fputs(" ", stdout);
for (column = 0; column < symbol->bitmap_width; column += 10) printf("%-3d ", column);
fputs("\n ", stdout);
for (column = 0; column < symbol->bitmap_width; column++) printf("%d", column % 10);
putchar('\n');
for (row = 0; row < symbol->bitmap_height; row++) {
printf("%3d: ", row);
for (column = 0; column < symbol->bitmap_width; column++) {
i = ((row * symbol->bitmap_width) + column) * 3;
j = (symbol->bitmap[i] == 0) + (symbol->bitmap[i + 1] == 0) * 2 + (symbol->bitmap[i + 2] == 0) * 4;
putchar(colour[j]);
}
putchar('\n');
}
fputs(" ", stdout);
for (column = 0; column < symbol->bitmap_width; column++) printf("%d", column % 10);
fputs("\n ", stdout);
for (column = 0; column < symbol->bitmap_width; column += 10) printf("%-3d ", column);
putchar('\n');
}
int testUtilExists(char *filename) {
FILE *fp = fopen(filename, "r");
if (fp == NULL) {
return 0;
}
fclose(fp);
return 1;
}
int testUtilCmpPngs(char *png1, char *png2) {
int ret = -1;
#ifndef NO_PNG
FILE *fp1;
FILE *fp2;
png_structp png_ptr1, png_ptr2;
png_infop info_ptr1, info_ptr2;
int width1, height1, width2, height2;
png_byte color_type1, color_type2;
png_byte bit_depth1, bit_depth2;
png_bytep row1 = NULL, row2 = NULL;
size_t rowbytes1, rowbytes2;
int r;
fp1 = fopen(png1, "rb");
if (!fp1) {
return 2;
}
fp2 = fopen(png2, "rb");
if (!fp2) {
fclose(fp1);
return 3;
}
png_ptr1 = png_create_read_struct(PNG_LIBPNG_VER_STRING, (png_voidp)NULL, NULL, NULL);
if (!png_ptr1) {
fclose(fp1);
fclose(fp2);
return 4;
}
info_ptr1 = png_create_info_struct(png_ptr1);
if (!info_ptr1) {
png_destroy_read_struct(&png_ptr1, (png_infopp)NULL, (png_infopp)NULL);
fclose(fp1);
fclose(fp2);
return 5;
}
png_ptr2 = png_create_read_struct(PNG_LIBPNG_VER_STRING, (png_voidp)NULL, NULL, NULL);
if (!png_ptr2) {
png_destroy_read_struct(&png_ptr1, &info_ptr1, (png_infopp)NULL);
fclose(fp1);
fclose(fp2);
return 6;
}
info_ptr2 = png_create_info_struct(png_ptr2);
if (!info_ptr2) {
png_destroy_read_struct(&png_ptr1, &info_ptr1, (png_infopp)NULL);
png_destroy_read_struct(&png_ptr2, (png_infopp)NULL, (png_infopp)NULL);
fclose(fp1);
fclose(fp2);
return 7;
}
if (setjmp(png_jmpbuf(png_ptr1))) {
if (row1) {
free(row1);
}
if (row2) {
free(row2);
}
png_destroy_read_struct(&png_ptr1, &info_ptr1, (png_infopp)NULL);
png_destroy_read_struct(&png_ptr2, &info_ptr2, (png_infopp)NULL);
fclose(fp1);
fclose(fp2);
return 8;
}
if (setjmp(png_jmpbuf(png_ptr2))) {
if (row1) {
free(row1);
}
if (row2) {
free(row2);
}
png_destroy_read_struct(&png_ptr1, &info_ptr1, (png_infopp)NULL);
png_destroy_read_struct(&png_ptr2, &info_ptr2, (png_infopp)NULL);
fclose(fp1);
fclose(fp2);
return 9;
}
png_init_io(png_ptr1, fp1);
png_init_io(png_ptr2, fp2);
png_read_info(png_ptr1, info_ptr1);
png_read_info(png_ptr2, info_ptr2);
width1 = png_get_image_width(png_ptr1, info_ptr1);
height1 = png_get_image_height(png_ptr1, info_ptr1);
width2 = png_get_image_width(png_ptr2, info_ptr2);
height2 = png_get_image_height(png_ptr2, info_ptr2);
if (width1 != width2 || height1 != height2) {
printf("width1 %d, width2 %d, height1 %d, height2 %d\n", width1, width2, height1, height2);
png_destroy_read_struct(&png_ptr1, &info_ptr1, (png_infopp)NULL);
png_destroy_read_struct(&png_ptr2, &info_ptr2, (png_infopp)NULL);
fclose(fp1);
fclose(fp2);
return 10;
}
color_type1 = png_get_color_type(png_ptr1, info_ptr1);
bit_depth1 = png_get_bit_depth(png_ptr1, info_ptr1);
if (bit_depth1 == 16) {
png_set_scale_16(png_ptr1);
}
if (color_type1 == PNG_COLOR_TYPE_PALETTE) {
png_set_palette_to_rgb(png_ptr1);
}
if (color_type1 == PNG_COLOR_TYPE_GRAY && bit_depth1 < 8) {
png_set_expand_gray_1_2_4_to_8(png_ptr1);
}
if (png_get_valid(png_ptr1, info_ptr1, PNG_INFO_tRNS)) {
png_set_tRNS_to_alpha(png_ptr1);
}
if (color_type1 == PNG_COLOR_TYPE_RGB || color_type1 == PNG_COLOR_TYPE_GRAY || color_type1 == PNG_COLOR_TYPE_PALETTE) {
png_set_filler(png_ptr1, 0xFF, PNG_FILLER_AFTER);
}
if (color_type1 == PNG_COLOR_TYPE_GRAY || color_type1 == PNG_COLOR_TYPE_GRAY_ALPHA) {
png_set_gray_to_rgb(png_ptr1);
}
color_type2 = png_get_color_type(png_ptr2, info_ptr2);
bit_depth2 = png_get_bit_depth(png_ptr2, info_ptr2);
if (bit_depth2 == 16) {
png_set_scale_16(png_ptr2);
}
if (color_type2 == PNG_COLOR_TYPE_PALETTE) {
png_set_palette_to_rgb(png_ptr2);
}
if (color_type2 == PNG_COLOR_TYPE_GRAY && bit_depth2 < 8) {
png_set_expand_gray_1_2_4_to_8(png_ptr2);
}
if (png_get_valid(png_ptr2, info_ptr2, PNG_INFO_tRNS)) {
png_set_tRNS_to_alpha(png_ptr2);
}
if (color_type2 == PNG_COLOR_TYPE_RGB || color_type2 == PNG_COLOR_TYPE_GRAY || color_type2 == PNG_COLOR_TYPE_PALETTE) {
png_set_filler(png_ptr2, 0xFF, PNG_FILLER_AFTER);
}
if (color_type2 == PNG_COLOR_TYPE_GRAY || color_type2 == PNG_COLOR_TYPE_GRAY_ALPHA) {
png_set_gray_to_rgb(png_ptr2);
}
png_read_update_info(png_ptr1, info_ptr1);
png_read_update_info(png_ptr2, info_ptr2);
rowbytes1 = png_get_rowbytes(png_ptr1, info_ptr1);
rowbytes2 = png_get_rowbytes(png_ptr2, info_ptr2);
if (rowbytes1 != rowbytes2) {
png_destroy_read_struct(&png_ptr1, &info_ptr1, (png_infopp)NULL);
png_destroy_read_struct(&png_ptr2, &info_ptr2, (png_infopp)NULL);
fclose(fp1);
fclose(fp2);
return 11;
}
row1 = malloc(rowbytes1);
if (!row1) {
png_destroy_read_struct(&png_ptr1, &info_ptr1, (png_infopp)NULL);
png_destroy_read_struct(&png_ptr2, &info_ptr2, (png_infopp)NULL);
fclose(fp1);
fclose(fp2);
return 12;
}
row2 = malloc(rowbytes2);
if (!row2) {
free(row1);
png_destroy_read_struct(&png_ptr1, &info_ptr1, (png_infopp)NULL);
png_destroy_read_struct(&png_ptr2, &info_ptr2, (png_infopp)NULL);
fclose(fp1);
fclose(fp2);
return 13;
}
for (r = 0; r < height1; r++) {
png_read_row(png_ptr1, row1, NULL);
png_read_row(png_ptr2, row2, NULL);
if (memcmp(row1, row2, rowbytes1) != 0) {
break;
}
}
ret = r == height1 ? 0 : 20;
free(row1);
free(row2);
png_destroy_read_struct(&png_ptr1, &info_ptr1, (png_infopp)NULL);
png_destroy_read_struct(&png_ptr2, &info_ptr2, (png_infopp)NULL);
fclose(fp1);
fclose(fp2);
#endif
return ret;
}
int testUtilCmpTxts(char *txt1, char *txt2) {
int ret = -1;
FILE *fp1;
FILE *fp2;
char buf1[1024];
char buf2[1024];
size_t len1 = 0, len2 = 0;
fp1 = fopen(txt1, "r");
if (!fp1) {
return 2;
}
fp2 = fopen(txt2, "r");
if (!fp2) {
fclose(fp1);
return 3;
}
while (1) {
if (fgets(buf1, sizeof(buf1), fp1) == NULL) {
if (fgets(buf2, sizeof(buf2), fp2) != NULL) {
ret = 4;
break;
}
break;
}
if (fgets(buf2, sizeof(buf2), fp2) == NULL) {
ret = 5;
break;
}
len1 = strlen(buf1);
len2 = strlen(buf2);
if (len1 != len2) {
ret = 6;
break;
}
if (strcmp(buf1, buf2) != 0) {
ret = 7;
break;
}
}
if (ret == -1) {
ret = feof(fp1) && feof(fp2) ? 0 : 20;
}
fclose(fp1);
fclose(fp2);
return ret;
}
int testUtilCmpBins(char *bin1, char *bin2) {
int ret = -1;
FILE *fp1;
FILE *fp2;
char buf1[1024];
char buf2[1024];
size_t len1 = 0, len2 = 0;
fp1 = fopen(bin1, "rb");
if (!fp1) {
return 2;
}
fp2 = fopen(bin2, "rb");
if (!fp2) {
fclose(fp1);
return 3;
}
do {
len1 = fread(buf1, 1, sizeof(buf1), fp1);
len2 = fread(buf2, 1, sizeof(buf2), fp2);
if (len1 != len2) {
ret = 6;
break;
}
if (memcmp(buf1, buf2, len1) != 0) {
ret = 7;
break;
}
} while (!feof(fp1) && !feof(fp2));
if (ret == -1) {
ret = feof(fp1) && feof(fp2) ? 0 : 20;
}
fclose(fp1);
fclose(fp2);
return ret;
}
int testUtilCmpSvgs(char *svg1, char *svg2) {
return testUtilCmpTxts(svg1, svg2);
}
int testUtilCmpEpss(char *eps1, char *eps2) {
int ret = -1;
FILE *fp1;
FILE *fp2;
char buf1[1024];
char buf2[1024];
size_t len1 = 0, len2 = 0;
char first_line[] = "%!PS-Adobe-3.0 EPSF-3.0\n";
char second_line_start[] = "%%Creator: Zint ";
fp1 = fopen(eps1, "r");
if (!fp1) {
return 2;
}
fp2 = fopen(eps2, "r");
if (!fp2) {
fclose(fp1);
return 3;
}
// Preprocess the 1st 2 lines to avoid comparing changeable Zint version in 2nd line
if (fgets(buf1, sizeof(buf1), fp1) == NULL || strcmp(buf1, first_line) != 0
|| fgets(buf2, sizeof(buf2), fp2) == NULL || strcmp(buf2, first_line) != 0) {
ret = 10;
} else if (fgets(buf1, sizeof(buf1), fp1) == NULL || strncmp(buf1, second_line_start, sizeof(second_line_start) - 1) != 0
|| fgets(buf2, sizeof(buf2), fp2) == NULL || strncmp(buf2, second_line_start, sizeof(second_line_start) - 1) != 0) {
ret = 11;
}
if (ret == -1) {
while (1) {
if (fgets(buf1, sizeof(buf1), fp1) == NULL) {
if (fgets(buf2, sizeof(buf2), fp2) != NULL) {
ret = 4;
break;
}
break;
}
if (fgets(buf2, sizeof(buf2), fp2) == NULL) {
ret = 5;
break;
}
len1 = strlen(buf1);
len2 = strlen(buf2);
if (len1 != len2) {
ret = 6;
break;
}
if (strcmp(buf1, buf2) != 0) {
ret = 7;
break;
}
}
if (ret == -1) {
ret = feof(fp1) && feof(fp2) ? 0 : 20;
}
}
fclose(fp1);
fclose(fp2);
return ret;
}
int testUtilHaveIdentify() {
return system("identify --version > /dev/null") == 0;
}
int testUtilVerifyIdentify(char *filename, int debug) {
int ret;
char buf[512 + 128];
if (strlen(filename) > 512) {
return -1;
}
// Verbose option does a more thorough check
if (debug & ZINT_DEBUG_PRINT) {
// Verbose very noisy though so for quick check just return default output
if (debug & 4) {
sprintf(buf, "identify %s", filename);
} else {
sprintf(buf, "identify -verbose %s", filename);
}
} else {
sprintf(buf, "identify -verbose %s > /dev/null", filename);
}
return system(buf);
}
int testUtilHaveInkscape() {
return system("inkscape -z -V > /dev/null") == 0;
}
int testUtilVerifyInkscape(char *filename, int debug) {
int ret;
char buf[512 + 128];
if (strlen(filename) > 512) {
return -1;
}
if (debug & ZINT_DEBUG_PRINT) {
sprintf(buf, "inkscape -z -f %s", filename); // Prints nothing unless bad
printf("%s\n", buf);
} else {
sprintf(buf, "inkscape -z -f %s > /dev/null", filename);
}
return system(buf);
}
int testUtilHaveGhostscript() {
return system("gs -v > /dev/null") == 0;
}
int testUtilVerifyGhostscript(char *filename, int debug) {
int ret;
char buf[512 + 128];
if (strlen(filename) > 512) {
return -1;
}
if (debug & ZINT_DEBUG_PRINT) {
sprintf(buf, "gs -dNOPAUSE -dBATCH -sDEVICE=nullpage -q %s", filename); // Prints nothing of interest with or without -q unless bad
printf("%s\n", buf);
} else {
sprintf(buf, "gs -dNOPAUSE -dBATCH -sDEVICE=nullpage -q %s", filename);
}
return system(buf);
}
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