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Diffstat (limited to 'kpdf/xpdf/goo/gmem.h')
-rw-r--r-- | kpdf/xpdf/goo/gmem.h | 80 |
1 files changed, 80 insertions, 0 deletions
diff --git a/kpdf/xpdf/goo/gmem.h b/kpdf/xpdf/goo/gmem.h new file mode 100644 index 00000000..ffe5b0da --- /dev/null +++ b/kpdf/xpdf/goo/gmem.h @@ -0,0 +1,80 @@ +/* + * gmem.h + * + * Memory routines with out-of-memory checking. + * + * Copyright 1996-2003 Glyph & Cog, LLC + */ + +#ifndef GMEM_H +#define GMEM_H + +#include <stdio.h> +#include <aconf.h> + +#if USE_EXCEPTIONS + +class GMemException { +public: + GMemException() {} + ~GMemException() {} +}; + +#define GMEM_EXCEP throw(GMemException) + +#else // USE_EXCEPTIONS + +#define GMEM_EXCEP + +#endif // USE_EXCEPTIONS + +#ifdef __cplusplus +extern "C" { +#endif + +/* + * Same as malloc, but prints error message and exits if malloc() + * returns NULL. + */ +extern void *gmalloc(int size) GMEM_EXCEP; + +/* + * Same as realloc, but prints error message and exits if realloc() + * returns NULL. If <p> is NULL, calls malloc instead of realloc(). + */ +extern void *grealloc(void *p, int size) GMEM_EXCEP; + +/* + * These are similar to gmalloc and grealloc, but take an object count + * and size. The result is similar to allocating nObjs * objSize + * bytes, but there is an additional error check that the total size + * doesn't overflow an int. + */ +extern void *gmallocn(int nObjs, int objSize) GMEM_EXCEP; +extern void *greallocn(void *p, int nObjs, int objSize) GMEM_EXCEP; +extern void *gmallocn_checkoverflow(int nObjs, int objSize) GMEM_EXCEP; + +/* + * Same as free, but checks for and ignores NULL pointers. + */ +extern void gfree(void *p); + +#ifdef DEBUG_MEM +/* + * Report on unfreed memory. + */ +extern void gMemReport(FILE *f); +#else +#define gMemReport(f) +#endif + +/* + * Allocate memory and copy a string into it. + */ +extern char *copyString(char *s); + +#ifdef __cplusplus +} +#endif + +#endif |