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Diffstat (limited to 'backend/dvi/mdvi-lib/files.c')
-rw-r--r-- | backend/dvi/mdvi-lib/files.c | 80 |
1 files changed, 80 insertions, 0 deletions
diff --git a/backend/dvi/mdvi-lib/files.c b/backend/dvi/mdvi-lib/files.c new file mode 100644 index 00000000..b7065068 --- /dev/null +++ b/backend/dvi/mdvi-lib/files.c @@ -0,0 +1,80 @@ +/* + * Copyright (C) 2000, Matias Atria + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + */ + +#include <config.h> +#include <unistd.h> +#include <fcntl.h> +#include <sys/stat.h> + +#include "common.h" + +char *dgets(Dstring *dstr, FILE *in) +{ + char buffer[256]; + + dstr->length = 0; + if(feof(in)) + return NULL; + while(fgets(buffer, 256, in) != NULL) { + int len = strlen(buffer); + + if(buffer[len-1] == '\n') { + dstring_append(dstr, buffer, len - 1); + break; + } + dstring_append(dstr, buffer, len); + } + if(dstr->data) + dstr->data[dstr->length] = 0; + return dstr->data; +} + +/* some simple helper functions to manipulate file names */ + +const char *file_basename(const char *filename) +{ + const char *ptr = strrchr(filename, '/'); + + return (ptr ? ptr + 1 : filename); +} + +const char *file_extension(const char *filename) +{ + const char *ptr = strchr(file_basename(filename), '.'); + + return (ptr ? ptr + 1 : NULL); +} + +int file_readable(const char *filename) +{ + int status = (access(filename, R_OK) == 0); + + DEBUG((DBG_FILES, "file_redable(%s) -> %s\n", + filename, status ? "Yes" : "No")); + return status; +} + +int file_exists(const char *filename) +{ + int status = (access(filename, F_OK) == 0); + + DEBUG((DBG_FILES, "file_exists(%s) -> %s\n", + filename, status ? "Yes" : "No")); + return status; +} + |