diff options
Diffstat (limited to 'source/fitz/writer.c')
| -rw-r--r-- | source/fitz/writer.c | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/source/fitz/writer.c b/source/fitz/writer.c index c25ff2f9..b015b5bb 100644 --- a/source/fitz/writer.c +++ b/source/fitz/writer.c @@ -1,5 +1,46 @@ #include "mupdf/fitz.h" +/* Return non-null terminated pointers to key/value entries in comma separated + * option string. A plain key has the default value 'yes'. Use strncmp to compare + * key/value strings. */ +static const char * +fz_get_option(fz_context *ctx, const char **key, const char **val, const char *opts) +{ + if (!opts || *opts == 0) + return NULL; + + if (*opts == ',') + ++opts; + + *key = opts; + while (*opts != 0 && *opts != ',' && *opts != '=') + ++opts; + + if (*opts == '=') + { + *val = ++opts; + while (*opts != 0 && *opts != ',') + ++opts; + } + else + { + *val = "yes"; + } + + return opts; +} + +int +fz_has_option(fz_context *ctx, const char *opts, const char *key, const char **val) +{ + const char *straw; + int n = strlen(key); + while ((opts = fz_get_option(ctx, &straw, val, opts))) + if (!strncmp(straw, key, n) && (straw[n] == '=' || straw[n] == ',' || straw[n] == 0)) + return 1; + return 0; +} + fz_document_writer * fz_new_document_writer(fz_context *ctx, const char *path, const char *format, const char *options) { |