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When libpng is not found, default to GIF output

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This commit is contained in:
Robin Stuart 2016-08-26 11:44:02 +01:00
parent 085ec8477c
commit 542ec7c7a5
3 changed files with 12 additions and 2 deletions
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9
backend/library.c
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@ -781,7 +781,11 @@ int ZBarcode_Encode(struct zint_symbol *symbol, unsigned char *source, int lengt
}
if (strcmp(symbol->outfile, "") == 0) {
#ifdef NO_PNG
strcpy(symbol->outfile, "out.gif");
#else
strcpy(symbol->outfile, "out.png");
#endif
}
#ifndef _MSC_VER
unsigned char local_source[length + 1];
@ -1085,6 +1089,11 @@ int ZBarcode_Print(struct zint_symbol *symbol, int rotate_angle) {
return ZINT_ERROR_INVALID_OPTION;
}
if (error_number == ZINT_ERROR_INVALID_OPTION) {
/* If libpng is not installed */
strcpy(symbol->errtxt, "Unknown output format");
}
error_tag(symbol->errtxt, error_number);
return error_number;
}