55 lines
1020 B
C
55 lines
1020 B
C
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/*
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tp-printf.c: Beispielprogramm HnP
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Kurzbeschreibung: stdlib C, printf() und Bitmanipulation
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C.Koch | HS-Emden-Leer
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19.04.2013 Initialversion
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07.11.2014 Erweiterung mit Datentypgröße und 32/64-Bit
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Compile: gcc -o tp-printf tp-printf.c 64-Bit
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gcc -m32 -o tp-printf tp-printf.c 32-Bit
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Exec info: objdump -f tp-printf
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*/
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#include <stdio.h>
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int main(void)
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{
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int i = -1;
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char string[] = "+++ Hallo Ostfriesland +++";
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char *p = string;
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printf("1: %s \n",p);
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printf("2: %u \n",i);
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printf("3: %c \n",i);
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printf("4: 0x%x \n\n",i);
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printf("5: 0x%lx \n", (unsigned long) (&i));
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printf("6: 0x%lx \n", (unsigned long) (&main));
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printf("7: 0x%x \n",(unsigned int) ((unsigned long) (&i) & 0xffff));
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printf("\n sizeof i: %i | p: %i\n", (int) sizeof(i), (int) sizeof(p));
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return(0);
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}
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/* Beispielausgabe (32-Bit):
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linfan@camaro:~/.../beispieleC$ ./tp-printf
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1: +++ Hallo Ostfriesland +++
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2: 4294967295
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3: <EFBFBD>
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4: 0xffffffff
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5: 0xffbcc808
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6: 0x804846d
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7: 0xc808
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sizeof i: 4 | p: 4
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*/
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