#ifndef GDHELPERS_H #define GDHELPERS_H 1 #include #include "php.h" /* TBB: strtok_r is not universal; provide an implementation of it. */ extern char *gd_strtok_r(char *s, char *sep, char **state); /* These functions wrap memory management. gdFree is in gd.h, where callers can utilize it to correctly free memory allocated by these functions with the right version of free(). */ #define gdCalloc(nmemb, size) ecalloc(nmemb, size) #define gdMalloc(size) emalloc(size) #define gdRealloc(ptr, size) erealloc(ptr, size) #define gdEstrdup(ptr) estrdup(ptr) #define gdFree(ptr) efree(ptr) #define gdPMalloc(ptr) pemalloc(ptr, 1) #define gdPFree(ptr) pefree(ptr, 1) #define gdPEstrdup(ptr) pestrdup(ptr, 1) /* Returns nonzero if multiplying the two quantities will result in integer overflow. Also returns nonzero if either quantity is negative. By Phil Knirsch based on netpbm fixes by Alan Cox. */ int overflow2(int a, int b); #ifdef ZTS #define gdMutexDeclare(x) MUTEX_T x #define gdMutexSetup(x) x = tsrm_mutex_alloc() #define gdMutexShutdown(x) tsrm_mutex_free(x) #define gdMutexLock(x) tsrm_mutex_lock(x) #define gdMutexUnlock(x) tsrm_mutex_unlock(x) #else #define gdMutexDeclare(x) #define gdMutexSetup(x) #define gdMutexShutdown(x) #define gdMutexLock(x) #define gdMutexUnlock(x) #endif #define DPCM2DPI(dpcm) (unsigned int)((dpcm)*2.54 + 0.5) #define DPM2DPI(dpm) (unsigned int)((dpm)*0.0254 + 0.5) #define DPI2DPCM(dpi) (unsigned int)((dpi)/2.54 + 0.5) #define DPI2DPM(dpi) (unsigned int)((dpi)/0.0254 + 0.5) #endif /* GDHELPERS_H */